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cc_matWorld;\n mat4 cc_matWorldIT;\n};\nin vec3 a_position;\nin vec4 a_color;\n#if USE_TINT\n in vec4 a_color0;\n#endif\nin vec2 a_uv0;\nout vec2 v_uv0;\nout vec4 v_light;\n#if USE_TINT\n out vec4 v_dark;\n#endif\nvoid main () {\n mat4 mvp;\n #if CC_USE_MODEL\n mvp = cc_matViewProj * cc_matWorld;\n #else\n mvp = cc_matViewProj;\n #endif\n v_uv0 = a_uv0;\n v_light = a_color;\n #if USE_TINT\n v_dark = a_color0;\n #endif\n gl_Position = mvp * vec4(a_position, 1);\n}","frag":"\nprecision highp float;\nuniform sampler2D texture;\nin vec2 v_uv0;\nin vec4 v_light;\n#if USE_TINT\n in vec4 v_dark;\n#endif\n#if USE_ALPHA_TEST\n uniform ALPHA_TEST {\n float alphaThreshold;\n };\n#endif\nvoid ALPHA_TEST (in vec4 color) {\n #if USE_ALPHA_TEST\n if (color.a < alphaThreshold) discard;\n #endif\n}\nvoid ALPHA_TEST (in float alpha) {\n #if USE_ALPHA_TEST\n if (alpha < alphaThreshold) discard;\n #endif\n}\nvoid main () {\n vec4 texColor = vec4(1.0);\n vec4 texture_tmp = texture(texture, v_uv0);\n #if CC_USE_ALPHA_ATLAS_texture\n texture_tmp.a *= texture(texture, v_uv0 + vec2(0, 0.5)).r;\n #endif\n #if INPUT_IS_GAMMA\n texColor.rgb *= (texture_tmp.rgb * texture_tmp.rgb);\n texColor.a *= texture_tmp.a;\n #else\n texColor *= texture_tmp;\n #endif\n vec4 finalColor;\n #if USE_TINT\n finalColor.a = v_light.a * texColor.a;\n finalColor.rgb = ((texColor.a - 1.0) * v_dark.a + 1.0 - texColor.rgb) * v_dark.rgb + texColor.rgb * v_light.rgb;\n #else\n finalColor = texColor * v_light;\n #endif\n ALPHA_TEST(finalColor);\n gl_FragColor = finalColor;\n}"},"glsl1":{"vert":"\nprecision highp float;\nuniform mat4 cc_matViewProj;\nuniform mat4 cc_matWorld;\nattribute vec3 a_position;\nattribute vec4 a_color;\n#if USE_TINT\n attribute vec4 a_color0;\n#endif\nattribute vec2 a_uv0;\nvarying vec2 v_uv0;\nvarying vec4 v_light;\n#if USE_TINT\n varying vec4 v_dark;\n#endif\nvoid main () {\n mat4 mvp;\n #if CC_USE_MODEL\n mvp = cc_matViewProj * cc_matWorld;\n #else\n mvp = cc_matViewProj;\n #endif\n v_uv0 = a_uv0;\n v_light = a_color;\n #if USE_TINT\n v_dark = a_color0;\n #endif\n gl_Position = mvp * vec4(a_position, 1);\n}","frag":"\nprecision highp float;\nuniform sampler2D texture;\nvarying vec2 v_uv0;\nvarying vec4 v_light;\n#if USE_TINT\n varying vec4 v_dark;\n#endif\n#if USE_ALPHA_TEST\n uniform float alphaThreshold;\n#endif\nvoid ALPHA_TEST (in vec4 color) {\n #if USE_ALPHA_TEST\n if (color.a < alphaThreshold) discard;\n #endif\n}\nvoid ALPHA_TEST (in float alpha) {\n #if USE_ALPHA_TEST\n if (alpha < alphaThreshold) discard;\n #endif\n}\nvoid main () {\n vec4 texColor = vec4(1.0);\n vec4 texture_tmp = texture2D(texture, v_uv0);\n #if CC_USE_ALPHA_ATLAS_texture\n texture_tmp.a *= texture2D(texture, v_uv0 + vec2(0, 0.5)).r;\n #endif\n #if INPUT_IS_GAMMA\n texColor.rgb *= (texture_tmp.rgb * texture_tmp.rgb);\n texColor.a *= texture_tmp.a;\n #else\n texColor *= texture_tmp;\n #endif\n vec4 finalColor;\n #if USE_TINT\n finalColor.a = v_light.a * texColor.a;\n finalColor.rgb = ((texColor.a - 1.0) * v_dark.a + 1.0 - texColor.rgb) * v_dark.rgb + texColor.rgb * v_light.rgb;\n #else\n finalColor = texColor * v_light;\n #endif\n ALPHA_TEST(finalColor);\n gl_FragColor = finalColor;\n}"},"builtins":{"globals":{"blocks":[{"name":"CCGlobal","defines":[]}],"samplers":[]},"locals":{"blocks":[{"name":"CCLocal","defines":[]}],"samplers":[]}},"defines":[{"name":"USE_TINT","type":"boolean","defines":[]},{"name":"CC_USE_MODEL","type":"boolean","defines":[]},{"name":"USE_ALPHA_TEST","type":"boolean","defines":[]},{"name":"CC_USE_ALPHA_ATLAS_texture","type":"boolean","defines":[]},{"name":"INPUT_IS_GAMMA","type":"boolean","defines":[]}],"blocks":[{"name":"ALPHA_TEST","binding":0,"members":[{"name":"alphaThreshold","type":13,"count":1}],"defines":["USE_ALPHA_TEST"]}],"samplers":[{"name":"texture","type":29,"count":1,"binding":30,"defines":[]}]}],[{"passes":[{"program":"builtin-2d-spine|vs|fs","blendState":{"targets":[{"blend":true}]},"rasterizerState":{"cullMode":0},"properties":{"texture":{"value":"white","type":29},"alphaThreshold":{"type":13,"value":[0.5]}}}]}]]],0,0,[],[],[]],[[[0,"builtin-2d-gray-sprite",[{"hash":4278481454,"record":null,"name":"builtin-2d-gray-sprite|vs|fs","glsl3":{"vert":"\nprecision highp float;\nuniform CCGlobal {\n mat4 cc_matView;\n mat4 cc_matViewInv;\n mat4 cc_matProj;\n mat4 cc_matProjInv;\n mat4 cc_matViewProj;\n mat4 cc_matViewProjInv;\n vec4 cc_cameraPos;\n vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_screenScale;\n};\nin vec3 a_position;\nin mediump vec2 a_uv0;\nout mediump vec2 v_uv0;\nin vec4 a_color;\nout vec4 v_color;\nvoid main () {\n gl_Position = cc_matViewProj * vec4(a_position, 1);\n v_uv0 = a_uv0;\n v_color = a_color;\n}","frag":"\nprecision highp float;\nuniform sampler2D texture;\nin mediump vec2 v_uv0;\nin vec4 v_color;\nvoid main () {\n vec4 color = v_color;\n vec4 texture_tmp = texture(texture, v_uv0);\n #if CC_USE_ALPHA_ATLAS_texture\n texture_tmp.a *= texture(texture, v_uv0 + vec2(0, 0.5)).r;\n #endif\n #if INPUT_IS_GAMMA\n color.rgb *= (texture_tmp.rgb * texture_tmp.rgb);\n color.a *= texture_tmp.a;\n #else\n color *= texture_tmp;\n #endif\n float gray = 0.2126*color.r + 0.7152*color.g + 0.0722*color.b;\n gl_FragColor = vec4(gray, gray, gray, color.a);\n}"},"glsl1":{"vert":"\nprecision highp float;\nuniform mat4 cc_matViewProj;\nattribute vec3 a_position;\nattribute mediump vec2 a_uv0;\nvarying mediump vec2 v_uv0;\nattribute vec4 a_color;\nvarying vec4 v_color;\nvoid main () {\n gl_Position = cc_matViewProj * vec4(a_position, 1);\n v_uv0 = a_uv0;\n v_color = a_color;\n}","frag":"\nprecision highp float;\nuniform sampler2D texture;\nvarying mediump vec2 v_uv0;\nvarying vec4 v_color;\nvoid main () {\n vec4 color = v_color;\n vec4 texture_tmp = texture2D(texture, v_uv0);\n #if CC_USE_ALPHA_ATLAS_texture\n texture_tmp.a *= texture2D(texture, v_uv0 + vec2(0, 0.5)).r;\n #endif\n #if INPUT_IS_GAMMA\n color.rgb *= (texture_tmp.rgb * texture_tmp.rgb);\n color.a *= texture_tmp.a;\n #else\n color *= texture_tmp;\n #endif\n float gray = 0.2126*color.r + 0.7152*color.g + 0.0722*color.b;\n gl_FragColor = vec4(gray, gray, gray, color.a);\n}"},"builtins":{"globals":{"blocks":[{"name":"CCGlobal","defines":[]}],"samplers":[]},"locals":{"blocks":[],"samplers":[]}},"defines":[{"name":"CC_USE_ALPHA_ATLAS_texture","type":"boolean","defines":[]},{"name":"INPUT_IS_GAMMA","type":"boolean","defines":[]}],"blocks":[],"samplers":[{"name":"texture","type":29,"count":1,"binding":30,"defines":[]}]}],[{"passes":[{"program":"builtin-2d-gray-sprite|vs|fs","blendState":{"targets":[{"blend":true}]},"rasterizerState":{"cullMode":0},"properties":{"texture":{"value":"white","type":29}}}]}]]],0,0,[],[],[]],[[[0,"builtin-2d-sprite",[{"hash":3278106612,"record":null,"name":"builtin-2d-sprite|vs|fs","glsl3":{"vert":"\nprecision highp float;\nuniform CCGlobal {\n mat4 cc_matView;\n mat4 cc_matViewInv;\n mat4 cc_matProj;\n mat4 cc_matProjInv;\n mat4 cc_matViewProj;\n mat4 cc_matViewProjInv;\n vec4 cc_cameraPos;\n vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_screenScale;\n};\nuniform CCLocal {\n mat4 cc_matWorld;\n mat4 cc_matWorldIT;\n};\nin vec3 a_position;\nin vec4 a_color;\nout vec4 v_color;\n#if USE_TEXTURE\nin vec2 a_uv0;\nout vec2 v_uv0;\n#endif\nvoid main () {\n vec4 pos = vec4(a_position, 1);\n #if CC_USE_MODEL\n pos = cc_matViewProj * cc_matWorld * pos;\n #else\n pos = cc_matViewProj * pos;\n #endif\n #if USE_TEXTURE\n v_uv0 = a_uv0;\n #endif\n v_color = a_color;\n gl_Position = pos;\n}","frag":"\nprecision highp float;\n#if USE_ALPHA_TEST\n uniform ALPHA_TEST {\n float alphaThreshold;\n };\n#endif\nvoid ALPHA_TEST (in vec4 color) {\n #if USE_ALPHA_TEST\n if (color.a < alphaThreshold) discard;\n #endif\n}\nvoid ALPHA_TEST (in float alpha) {\n #if USE_ALPHA_TEST\n if (alpha < alphaThreshold) discard;\n #endif\n}\nin vec4 v_color;\n#if USE_TEXTURE\nin vec2 v_uv0;\nuniform sampler2D texture;\n#endif\nvoid main () {\n vec4 o = vec4(1, 1, 1, 1);\n #if USE_TEXTURE\n vec4 texture_tmp = texture(texture, v_uv0);\n #if CC_USE_ALPHA_ATLAS_texture\n texture_tmp.a *= texture(texture, v_uv0 + vec2(0, 0.5)).r;\n #endif\n #if INPUT_IS_GAMMA\n o.rgb *= (texture_tmp.rgb * texture_tmp.rgb);\n o.a *= texture_tmp.a;\n #else\n o *= texture_tmp;\n #endif\n #endif\n o *= v_color;\n ALPHA_TEST(o);\n gl_FragColor = o;\n}"},"glsl1":{"vert":"\nprecision highp float;\nuniform mat4 cc_matViewProj;\nuniform mat4 cc_matWorld;\nattribute vec3 a_position;\nattribute vec4 a_color;\nvarying vec4 v_color;\n#if USE_TEXTURE\nattribute vec2 a_uv0;\nvarying vec2 v_uv0;\n#endif\nvoid main () {\n vec4 pos = vec4(a_position, 1);\n #if CC_USE_MODEL\n pos = cc_matViewProj * cc_matWorld * pos;\n #else\n pos = cc_matViewProj * pos;\n #endif\n #if USE_TEXTURE\n v_uv0 = a_uv0;\n #endif\n v_color = a_color;\n gl_Position = pos;\n}","frag":"\nprecision highp float;\n#if USE_ALPHA_TEST\n uniform float alphaThreshold;\n#endif\nvoid ALPHA_TEST (in vec4 color) {\n #if USE_ALPHA_TEST\n if (color.a < alphaThreshold) discard;\n #endif\n}\nvoid ALPHA_TEST (in float alpha) {\n #if USE_ALPHA_TEST\n if (alpha < alphaThreshold) discard;\n #endif\n}\nvarying vec4 v_color;\n#if USE_TEXTURE\nvarying vec2 v_uv0;\nuniform sampler2D texture;\n#endif\nvoid main () {\n vec4 o = vec4(1, 1, 1, 1);\n #if USE_TEXTURE\n vec4 texture_tmp = texture2D(texture, v_uv0);\n #if CC_USE_ALPHA_ATLAS_texture\n texture_tmp.a *= texture2D(texture, v_uv0 + vec2(0, 0.5)).r;\n #endif\n #if INPUT_IS_GAMMA\n o.rgb *= (texture_tmp.rgb * texture_tmp.rgb);\n o.a *= texture_tmp.a;\n #else\n o *= texture_tmp;\n #endif\n #endif\n o *= v_color;\n ALPHA_TEST(o);\n gl_FragColor = o;\n}"},"builtins":{"globals":{"blocks":[{"name":"CCGlobal","defines":[]}],"samplers":[]},"locals":{"blocks":[{"name":"CCLocal","defines":[]}],"samplers":[]}},"defines":[{"name":"USE_TEXTURE","type":"boolean","defines":[]},{"name":"CC_USE_MODEL","type":"boolean","defines":[]},{"name":"USE_ALPHA_TEST","type":"boolean","defines":[]},{"name":"CC_USE_ALPHA_ATLAS_texture","type":"boolean","defines":["USE_TEXTURE"]},{"name":"INPUT_IS_GAMMA","type":"boolean","defines":["USE_TEXTURE"]}],"blocks":[{"name":"ALPHA_TEST","binding":0,"members":[{"name":"alphaThreshold","type":13,"count":1}],"defines":["USE_ALPHA_TEST"]}],"samplers":[{"name":"texture","type":29,"count":1,"binding":30,"defines":["USE_TEXTURE"]}]}],[{"passes":[{"program":"builtin-2d-sprite|vs|fs","blendState":{"targets":[{"blend":true}]},"rasterizerState":{"cullMode":0},"properties":{"texture":{"value":"white","type":29},"alphaThreshold":{"type":13,"value":[0.5]}}}]}]]],0,0,[],[],[]],[[[2,"builtin-unlit",[{},"0",11,[{"defines":{"USE_DIFFUSE_TEXTURE":true}},"props",11,[{},"diffuseTexture",6,0]]]]],0,0,[0,0],[2,0],[0,2]],[[[0,"builtin-3d-trail",[{"hash":2929688198,"record":null,"name":"builtin-3d-trail|particle-trail:vs_main|tinted-fs:add","glsl3":{"vert":"\nprecision mediump float;\nuniform Constants{\n vec4 mainTiling_Offset;\n vec4 frameTile_velLenScale;\n vec4 scale;\n};\nuniform CCGlobal {\n mat4 cc_matView;\n mat4 cc_matViewInv;\n mat4 cc_matProj;\n mat4 cc_matProjInv;\n mat4 cc_matViewProj;\n mat4 cc_matViewProjInv;\n vec4 cc_cameraPos;\n vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_screenScale;\n};\nuniform CCLocal {\n mat4 cc_matWorld;\n mat4 cc_matWorldIT;\n};\nout vec2 uv;\nout vec4 color;\nin vec3 a_position;\nin vec4 a_texCoord;\nin vec3 a_texCoord1;\nin vec3 a_texCoord2;\nin vec4 a_color;\n#if CC_DRAW_WIRE_FRAME\n out vec3 vBarycentric;\n#endif\nvec4 vs_main() {\n highp vec4 pos = vec4(a_position, 1);\n vec4 velocity = vec4(a_texCoord1.xyz, 0);\n#if !CC_USE_WORLD_SPACE\n pos = cc_matWorld * pos;\n velocity = cc_matWorld * velocity;\n#endif\n float vertOffset = (a_texCoord.x - 0.5) * a_texCoord.y;\n vec3 camUp = normalize(cross(pos.xyz - cc_cameraPos.xyz, velocity.xyz));\n pos.xyz += camUp * vertOffset;\n pos = cc_matViewProj * pos;\n uv = a_texCoord.zw * mainTiling_Offset.xy + mainTiling_Offset.zw;;\n color = a_color;\n#if CC_DRAW_WIRE_FRAME\n vBarycentric = a_texCoord2;\n#endif\n return pos;\n}\nvoid main() { gl_Position = vs_main(); }","frag":"\nprecision mediump float;\nvec4 CCFragOutput (vec4 color) {\n #if OUTPUT_TO_GAMMA\n color.rgb = sqrt(color.rgb);\n #endif\n\treturn color;\n}\nin vec2 uv;\nin vec4 color;\n#if CC_DRAW_WIRE_FRAME\n in vec3 vBarycentric;\n#endif\nuniform sampler2D mainTexture;\nuniform FragConstants {\n vec4 tintColor;\n};\nvec4 add () {\n vec4 col = 2.0 * color * tintColor * texture(mainTexture, uv);\n #if CC_DRAW_WIRE_FRAME\n if (any(lessThan(vBarycentric, vec3(0.02)))) {\n col = vec4(0., 1., 1., 1.);\n }\n #endif\n return CCFragOutput(col);\n}\nout vec4 cc_FragColor;\nvoid main() { cc_FragColor = add(); }"},"glsl1":{"vert":"\nprecision mediump float;\nuniform vec4 mainTiling_Offset;\nuniform mat4 cc_matViewProj;\nuniform vec4 cc_cameraPos;\nuniform mat4 cc_matWorld;\nvarying vec2 uv;\nvarying vec4 color;\nattribute vec3 a_position;\nattribute vec4 a_texCoord;\nattribute vec3 a_texCoord1;\nattribute vec3 a_texCoord2;\nattribute vec4 a_color;\n#if CC_DRAW_WIRE_FRAME\n varying vec3 vBarycentric;\n#endif\nvec4 vs_main() {\n highp vec4 pos = vec4(a_position, 1);\n vec4 velocity = vec4(a_texCoord1.xyz, 0);\n#if !CC_USE_WORLD_SPACE\n pos = cc_matWorld * pos;\n velocity = cc_matWorld * velocity;\n#endif\n float vertOffset = (a_texCoord.x - 0.5) * a_texCoord.y;\n vec3 camUp = normalize(cross(pos.xyz - cc_cameraPos.xyz, velocity.xyz));\n pos.xyz += camUp * vertOffset;\n pos = cc_matViewProj * pos;\n uv = a_texCoord.zw * mainTiling_Offset.xy + mainTiling_Offset.zw;;\n color = a_color;\n#if CC_DRAW_WIRE_FRAME\n vBarycentric = a_texCoord2;\n#endif\n return pos;\n}\nvoid main() { gl_Position = vs_main(); }","frag":"\nprecision mediump float;\nvec4 CCFragOutput (vec4 color) {\n #if OUTPUT_TO_GAMMA\n color.rgb = sqrt(color.rgb);\n #endif\n\treturn color;\n}\nvarying vec2 uv;\nvarying vec4 color;\n#if CC_DRAW_WIRE_FRAME\n varying vec3 vBarycentric;\n#endif\nuniform sampler2D mainTexture;\nuniform vec4 tintColor;\nvec4 add () {\n vec4 col = 2.0 * color * tintColor * texture2D(mainTexture, uv);\n #if CC_DRAW_WIRE_FRAME\n if (any(lessThan(vBarycentric, vec3(0.02)))) {\n col = vec4(0., 1., 1., 1.);\n }\n #endif\n return CCFragOutput(col);\n}\nvoid main() { gl_FragColor = add(); }"},"builtins":{"globals":{"blocks":[{"name":"CCGlobal","defines":[]}],"samplers":[]},"locals":{"blocks":[{"name":"CCLocal","defines":[]}],"samplers":[]}},"defines":[{"name":"CC_DRAW_WIRE_FRAME","type":"boolean","defines":[]},{"name":"CC_USE_WORLD_SPACE","type":"boolean","defines":[]},{"name":"OUTPUT_TO_GAMMA","type":"boolean","defines":[]}],"blocks":[{"name":"Constants","binding":0,"members":[{"name":"mainTiling_Offset","type":16,"count":1},{"name":"frameTile_velLenScale","type":16,"count":1},{"name":"scale","type":16,"count":1}],"defines":[]},{"name":"FragConstants","binding":1,"members":[{"name":"tintColor","type":16,"count":1}],"defines":[]}],"samplers":[{"name":"mainTexture","type":29,"count":1,"binding":30,"defines":[]}]},{"hash":4224037318,"record":null,"name":"builtin-3d-trail|particle-trail:vs_main|tinted-fs:multiply","glsl3":{"vert":"\nprecision mediump float;\nuniform Constants{\n vec4 mainTiling_Offset;\n vec4 frameTile_velLenScale;\n vec4 scale;\n};\nuniform CCGlobal {\n mat4 cc_matView;\n mat4 cc_matViewInv;\n mat4 cc_matProj;\n mat4 cc_matProjInv;\n mat4 cc_matViewProj;\n mat4 cc_matViewProjInv;\n vec4 cc_cameraPos;\n vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_screenScale;\n};\nuniform CCLocal {\n mat4 cc_matWorld;\n mat4 cc_matWorldIT;\n};\nout vec2 uv;\nout vec4 color;\nin vec3 a_position;\nin vec4 a_texCoord;\nin vec3 a_texCoord1;\nin vec3 a_texCoord2;\nin vec4 a_color;\n#if CC_DRAW_WIRE_FRAME\n out vec3 vBarycentric;\n#endif\nvec4 vs_main() {\n highp vec4 pos = vec4(a_position, 1);\n vec4 velocity = vec4(a_texCoord1.xyz, 0);\n#if !CC_USE_WORLD_SPACE\n pos = cc_matWorld * pos;\n velocity = cc_matWorld * velocity;\n#endif\n float vertOffset = (a_texCoord.x - 0.5) * a_texCoord.y;\n vec3 camUp = normalize(cross(pos.xyz - cc_cameraPos.xyz, velocity.xyz));\n pos.xyz += camUp * vertOffset;\n pos = cc_matViewProj * pos;\n uv = a_texCoord.zw * mainTiling_Offset.xy + mainTiling_Offset.zw;;\n color = a_color;\n#if CC_DRAW_WIRE_FRAME\n vBarycentric = a_texCoord2;\n#endif\n return pos;\n}\nvoid main() { gl_Position = vs_main(); }","frag":"\nprecision mediump float;\nvec4 CCFragOutput (vec4 color) {\n #if OUTPUT_TO_GAMMA\n color.rgb = sqrt(color.rgb);\n #endif\n\treturn color;\n}\nin vec2 uv;\nin vec4 color;\n#if CC_DRAW_WIRE_FRAME\n in vec3 vBarycentric;\n#endif\nuniform sampler2D mainTexture;\nuniform FragConstants {\n vec4 tintColor;\n};\nvec4 multiply () {\n vec4 col;\n vec4 texColor = texture(mainTexture, uv);\n col.rgb = tintColor.rgb * texColor.rgb * color.rgb * vec3(2.0);\n col.a = (1.0 - texColor.a) * (tintColor.a * color.a * 2.0);\n #if CC_DRAW_WIRE_FRAME\n if (any(lessThan(vBarycentric, vec3(0.02)))) {\n col = vec4(0., 1., 1., col.a);\n }\n #endif\n return CCFragOutput(col);\n}\nout vec4 cc_FragColor;\nvoid main() { cc_FragColor = multiply(); }"},"glsl1":{"vert":"\nprecision mediump float;\nuniform vec4 mainTiling_Offset;\nuniform mat4 cc_matViewProj;\nuniform vec4 cc_cameraPos;\nuniform mat4 cc_matWorld;\nvarying vec2 uv;\nvarying vec4 color;\nattribute vec3 a_position;\nattribute vec4 a_texCoord;\nattribute vec3 a_texCoord1;\nattribute vec3 a_texCoord2;\nattribute vec4 a_color;\n#if CC_DRAW_WIRE_FRAME\n varying vec3 vBarycentric;\n#endif\nvec4 vs_main() {\n highp vec4 pos = vec4(a_position, 1);\n vec4 velocity = vec4(a_texCoord1.xyz, 0);\n#if !CC_USE_WORLD_SPACE\n pos = cc_matWorld * pos;\n velocity = cc_matWorld * velocity;\n#endif\n float vertOffset = (a_texCoord.x - 0.5) * a_texCoord.y;\n vec3 camUp = normalize(cross(pos.xyz - cc_cameraPos.xyz, velocity.xyz));\n pos.xyz += camUp * vertOffset;\n pos = cc_matViewProj * pos;\n uv = a_texCoord.zw * mainTiling_Offset.xy + mainTiling_Offset.zw;;\n color = a_color;\n#if CC_DRAW_WIRE_FRAME\n vBarycentric = a_texCoord2;\n#endif\n return pos;\n}\nvoid main() { gl_Position = vs_main(); }","frag":"\nprecision mediump float;\nvec4 CCFragOutput (vec4 color) {\n #if OUTPUT_TO_GAMMA\n color.rgb = sqrt(color.rgb);\n #endif\n\treturn color;\n}\nvarying vec2 uv;\nvarying vec4 color;\n#if CC_DRAW_WIRE_FRAME\n varying vec3 vBarycentric;\n#endif\nuniform sampler2D mainTexture;\nuniform vec4 tintColor;\nvec4 multiply () {\n vec4 col;\n vec4 texColor = texture2D(mainTexture, uv);\n col.rgb = tintColor.rgb * texColor.rgb * color.rgb * vec3(2.0);\n col.a = (1.0 - texColor.a) * (tintColor.a * color.a * 2.0);\n #if CC_DRAW_WIRE_FRAME\n if (any(lessThan(vBarycentric, vec3(0.02)))) {\n col = vec4(0., 1., 1., col.a);\n }\n #endif\n return CCFragOutput(col);\n}\nvoid main() { gl_FragColor = multiply(); 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mat4 cc_matView;\n mat4 cc_matViewInv;\n mat4 cc_matProj;\n mat4 cc_matProjInv;\n mat4 cc_matViewProj;\n mat4 cc_matViewProjInv;\n vec4 cc_cameraPos;\n vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_screenScale;\n};\nuniform CCLocal {\n mat4 cc_matWorld;\n mat4 cc_matWorldIT;\n};\nout vec2 uv;\nout vec4 color;\nin vec3 a_position;\nin vec4 a_texCoord;\nin vec3 a_texCoord1;\nin vec3 a_texCoord2;\nin vec4 a_color;\n#if CC_DRAW_WIRE_FRAME\n out vec3 vBarycentric;\n#endif\nvec4 vs_main() {\n highp vec4 pos = vec4(a_position, 1);\n vec4 velocity = vec4(a_texCoord1.xyz, 0);\n#if !CC_USE_WORLD_SPACE\n pos = cc_matWorld * pos;\n velocity = cc_matWorld * velocity;\n#endif\n float vertOffset = (a_texCoord.x - 0.5) * a_texCoord.y;\n vec3 camUp = normalize(cross(pos.xyz - cc_cameraPos.xyz, velocity.xyz));\n pos.xyz += camUp * vertOffset;\n pos = cc_matViewProj * pos;\n uv = a_texCoord.zw * mainTiling_Offset.xy + mainTiling_Offset.zw;;\n color = a_color;\n#if CC_DRAW_WIRE_FRAME\n 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0);\n#if !CC_USE_WORLD_SPACE\n pos = cc_matWorld * pos;\n velocity = cc_matWorld * velocity;\n#endif\n float vertOffset = (a_texCoord.x - 0.5) * a_texCoord.y;\n vec3 camUp = normalize(cross(pos.xyz - cc_cameraPos.xyz, velocity.xyz));\n pos.xyz += camUp * vertOffset;\n pos = cc_matViewProj * pos;\n uv = a_texCoord.zw * mainTiling_Offset.xy + mainTiling_Offset.zw;;\n color = a_color;\n#if CC_DRAW_WIRE_FRAME\n vBarycentric = a_texCoord2;\n#endif\n return pos;\n}\nvoid main() { gl_Position = vs_main(); }","frag":"\nprecision mediump float;\nvec4 CCFragOutput (vec4 color) {\n #if OUTPUT_TO_GAMMA\n color.rgb = sqrt(color.rgb);\n #endif\n\treturn color;\n}\nvarying vec2 uv;\nvarying vec4 color;\nuniform sampler2D mainTexture;\nvec4 addSmooth () {\n vec4 col = color * texture2D(mainTexture, uv);\n col.rgb *= col.a;\n return CCFragOutput(col);\n}\nvoid main() { gl_FragColor = addSmooth(); 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#endif\n}\nvoid ALPHA_TEST (in float alpha) {\n #if USE_ALPHA_TEST\n if (alpha < alphaThreshold) discard;\n #endif\n}\nvarying vec4 v_color;\nvarying float v_dist;\nvoid main () {\n vec4 o = v_color;\n ALPHA_TEST(o);\n #if CC_SUPPORT_standard_derivatives\n float aa = fwidth(v_dist);\n #else\n float aa = 0.05;\n #endif\n float alpha = 1. - smoothstep(-aa, 0., abs(v_dist) - 1.0);\n o.rgb *= o.a;\n o *= alpha;\n gl_FragColor = 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highp float;\nuniform CCLocal {\n mat4 cc_matWorld;\n mat4 cc_matWorldIT;\n};\nuniform CCGlobal {\n mat4 cc_matView;\n mat4 cc_matViewInv;\n mat4 cc_matProj;\n mat4 cc_matProjInv;\n mat4 cc_matViewProj;\n mat4 cc_matViewProjInv;\n vec4 cc_cameraPos;\n vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_screenScale;\n};\n#if CC_USE_SKINNING\n in vec4 a_weights;\n in vec4 a_joints;\n #if CC_USE_JOINTS_TEXTRUE\n uniform SKINNING {\n vec2 jointsTextureSize;\n };\n uniform sampler2D jointsTexture;\n #if CC_JOINTS_TEXTURE_FLOAT32\n mat4 getBoneMatrix(const in float i) {\n float width = jointsTextureSize.x;\n float height = jointsTextureSize.y;\n float j = i * 4.0;\n float x = mod(j, width);\n float y = floor(j / width);\n float dx = 1.0 / width;\n float dy = 1.0 / height;\n y = dy * (y + 0.5);\n vec4 v1 = texture(jointsTexture, vec2(dx * (x + 0.5), y));\n vec4 v2 = texture(jointsTexture, vec2(dx * (x + 1.5), y));\n vec4 v3 = texture(jointsTexture, vec2(dx * (x + 2.5), y));\n vec4 v4 = texture(jointsTexture, vec2(dx * (x + 3.5), y));\n return mat4(v1, v2, v3, v4);\n }\n #else\n float decode32(vec4 rgba) {\n float Sign = 1.0 - step(128.0, rgba[0]) * 2.0;\n float Exponent = 2.0 * mod(rgba[0], 128.0) + step(128.0, rgba[1]) - 127.0;\n float Mantissa = mod(rgba[1], 128.0) * 65536.0 + rgba[2] * 256.0 + rgba[3] + 8388608.0;\n return Sign * exp2(Exponent - 23.0) * Mantissa;\n }\n vec4 decodevec4 (vec4 x, vec4 y, vec4 z, vec4 w) {\n return vec4(\n decode32(x.wzyx * 255.0),\n decode32(y.wzyx * 255.0),\n decode32(z.wzyx * 255.0),\n decode32(w.wzyx * 255.0)\n );\n }\n vec4 decodevec4 (float dx, float x, float y) {\n return decodevec4(\n texture(jointsTexture, vec2(dx * (x + 0.5), y)),\n texture(jointsTexture, vec2(dx * (x + 1.5), y)),\n texture(jointsTexture, vec2(dx * (x + 2.5), y)),\n texture(jointsTexture, vec2(dx * (x + 3.5), y))\n );\n }\n mat4 getBoneMatrix(const in float i) {\n float width = jointsTextureSize.x;\n float height = jointsTextureSize.y;\n float j = i * 16.0;\n float x = mod(j, width);\n float y = floor(j / width);\n float dx = 1.0 / width;\n float dy = 1.0 / height;\n y = dy * (y + 0.5);\n vec4 v1 = decodevec4(dx, x, y);\n vec4 v2 = decodevec4(dx, x+4.0, y);\n vec4 v3 = decodevec4(dx, x+8.0, y);\n vec4 v4 = decodevec4(dx, x+12.0, y);\n return mat4(v1, v2, v3, v4);\n }\n #endif\n #else\n uniform JOINT_MATRIX {\n mat4 jointMatrices[50];\n };\n mat4 getBoneMatrix(const in float i) {\n return jointMatrices[int(i)];\n }\n #endif\n mat4 skinMatrix() {\n return\n getBoneMatrix(a_joints.x) * a_weights.x +\n getBoneMatrix(a_joints.y) * a_weights.y +\n getBoneMatrix(a_joints.z) * a_weights.z +\n getBoneMatrix(a_joints.w) * a_weights.w\n ;\n }\n#endif\nstruct StandardVertInput {\n vec2 uv;\n vec4 position;\n vec3 normal;\n vec4 tangent;\n vec4 color;\n};\nin vec3 a_position;\n#if CC_USE_ATTRIBUTE_UV0\nin vec2 a_uv0;\n#endif\n#if CC_USE_ATTRIBUTE_COLOR\nin vec4 a_color;\n#endif\n#if CC_USE_ATTRIBUTE_NORMAL\nin vec3 a_normal;\n#endif\n#if CC_USE_ATTRIBUTE_TANGENT\nin vec4 a_tangent;\n#endif\nvoid CCAttribute (out StandardVertInput In) {\n In.position = vec4(a_position, 1.0);\n #if CC_USE_ATTRIBUTE_UV0\n In.uv = a_uv0;\n #else\n In.uv = vec2(0.0);\n #endif\n #if CC_USE_ATTRIBUTE_COLOR\n In.color = a_color;\n #else\n In.color = vec4(1.0);\n #endif\n #if CC_USE_ATTRIBUTE_NORMAL\n In.normal = a_normal;\n #else\n In.normal = vec3(0.0, 1.0, 0.0);\n #endif\n #if CC_USE_ATTRIBUTE_TANGENT\n In.tangent = a_tangent;\n #else\n In.tangent = vec4(1.0, 0.0, 0.0, 0.0);\n #endif\n}\nvoid CCVertInput(out StandardVertInput In) {\n CCAttribute(In);\n #if CC_USE_SKINNING\n mat4 m = skinMatrix();\n In.position = m * In.position;\n #if CC_USE_ATTRIBUTE_NORMAL\n In.normal = (m * vec4(In.normal, 0)).xyz;\n #endif\n #if CC_USE_ATTRIBUTE_TANGENT\n In.tangent = m * In.tangent;\n #endif\n #endif\n}\nuniform MAIN_TILING {\n vec2 mainTiling;\n vec2 mainOffset;\n};\n#if CC_USE_ATTRIBUTE_UV0 && USE_DIFFUSE_TEXTURE\n out mediump vec2 v_uv0;\n#endif\n#if CC_USE_ATTRIBUTE_COLOR\n out lowp vec4 v_color;\n#endif\nvoid main () {\n StandardVertInput In;\n CCVertInput(In);\n #if CC_USE_ATTRIBUTE_COLOR\n v_color = In.color;\n #endif\n #if CC_USE_ATTRIBUTE_UV0 && USE_DIFFUSE_TEXTURE\n v_uv0 = In.uv * mainTiling + mainOffset;\n #endif\n gl_Position = cc_matViewProj * cc_matWorld * In.position;\n}","frag":"\nprecision highp float;\n#if USE_ALPHA_TEST\n uniform ALPHA_TEST {\n float alphaThreshold;\n };\n#endif\nvoid ALPHA_TEST (in vec4 color) {\n #if USE_ALPHA_TEST\n if (color.a < alphaThreshold) discard;\n #endif\n}\nvoid ALPHA_TEST (in float alpha) {\n #if USE_ALPHA_TEST\n if (alpha < alphaThreshold) discard;\n #endif\n}\nvec4 CCFragOutput (vec4 color) {\n #if OUTPUT_TO_GAMMA\n color.rgb = sqrt(color.rgb);\n #endif\n\treturn color;\n}\nuniform UNLIT {\n lowp vec4 diffuseColor;\n};\n#if USE_DIFFUSE_TEXTURE\n uniform sampler2D diffuseTexture;\n#endif\n#if CC_USE_ATTRIBUTE_COLOR\n in lowp vec4 v_color;\n#endif\n#if CC_USE_ATTRIBUTE_UV0 && USE_DIFFUSE_TEXTURE\n in mediump vec2 v_uv0;\n#endif\nvoid main () {\n vec4 color = diffuseColor;\n #if CC_USE_ATTRIBUTE_UV0 && USE_DIFFUSE_TEXTURE\n vec4 diffuseTexture_tmp = texture(diffuseTexture, v_uv0);\n #if CC_USE_ALPHA_ATLAS_diffuseTexture\n diffuseTexture_tmp.a *= texture(diffuseTexture, v_uv0 + vec2(0, 0.5)).r;\n #endif\n #if INPUT_IS_GAMMA\n color.rgb *= (diffuseTexture_tmp.rgb * diffuseTexture_tmp.rgb);\n color.a *= diffuseTexture_tmp.a;\n #else\n color *= diffuseTexture_tmp;\n #endif\n #endif\n #if CC_USE_ATTRIBUTE_COLOR\n color *= v_color;\n #endif\n ALPHA_TEST(color);\n gl_FragColor = CCFragOutput(color);\n}"},"glsl1":{"vert":"\nprecision highp float;\nuniform mat4 cc_matWorld;\nuniform mat4 cc_matViewProj;\n#if CC_USE_SKINNING\n attribute vec4 a_weights;\n attribute vec4 a_joints;\n #if CC_USE_JOINTS_TEXTRUE\n uniform vec2 jointsTextureSize;\n uniform sampler2D jointsTexture;\n #if CC_JOINTS_TEXTURE_FLOAT32\n mat4 getBoneMatrix(const in float i) {\n float width = jointsTextureSize.x;\n float height = jointsTextureSize.y;\n float j = i * 4.0;\n float x = mod(j, width);\n float y = floor(j / width);\n float dx = 1.0 / width;\n float dy = 1.0 / height;\n y = dy * (y + 0.5);\n vec4 v1 = texture2D(jointsTexture, vec2(dx * (x + 0.5), y));\n vec4 v2 = texture2D(jointsTexture, vec2(dx * (x + 1.5), y));\n vec4 v3 = texture2D(jointsTexture, vec2(dx * (x + 2.5), y));\n vec4 v4 = texture2D(jointsTexture, vec2(dx * (x + 3.5), y));\n return mat4(v1, v2, v3, v4);\n }\n #else\n float decode32(vec4 rgba) {\n float Sign = 1.0 - step(128.0, rgba[0]) * 2.0;\n float Exponent = 2.0 * mod(rgba[0], 128.0) + step(128.0, rgba[1]) - 127.0;\n float Mantissa = mod(rgba[1], 128.0) * 65536.0 + rgba[2] * 256.0 + rgba[3] + 8388608.0;\n return Sign * exp2(Exponent - 23.0) * Mantissa;\n }\n vec4 decodevec4 (vec4 x, vec4 y, vec4 z, vec4 w) {\n return vec4(\n decode32(x.wzyx * 255.0),\n decode32(y.wzyx * 255.0),\n decode32(z.wzyx * 255.0),\n decode32(w.wzyx * 255.0)\n );\n }\n vec4 decodevec4 (float dx, float x, float y) {\n return decodevec4(\n texture2D(jointsTexture, vec2(dx * (x + 0.5), y)),\n texture2D(jointsTexture, vec2(dx * (x + 1.5), y)),\n texture2D(jointsTexture, vec2(dx * (x + 2.5), y)),\n texture2D(jointsTexture, vec2(dx * (x + 3.5), y))\n );\n }\n mat4 getBoneMatrix(const in float i) {\n float width = jointsTextureSize.x;\n float height = jointsTextureSize.y;\n float j = i * 16.0;\n float x = mod(j, width);\n float y = floor(j / width);\n float dx = 1.0 / width;\n float dy = 1.0 / height;\n y = dy * (y + 0.5);\n vec4 v1 = decodevec4(dx, x, y);\n vec4 v2 = decodevec4(dx, x+4.0, y);\n vec4 v3 = decodevec4(dx, x+8.0, y);\n vec4 v4 = decodevec4(dx, x+12.0, y);\n return mat4(v1, v2, v3, v4);\n }\n #endif\n #else\n uniform mat4 jointMatrices[50];\n mat4 getBoneMatrix(const in float i) {\n return jointMatrices[int(i)];\n }\n #endif\n mat4 skinMatrix() {\n return\n getBoneMatrix(a_joints.x) * a_weights.x +\n getBoneMatrix(a_joints.y) * a_weights.y +\n getBoneMatrix(a_joints.z) * a_weights.z +\n getBoneMatrix(a_joints.w) * a_weights.w\n ;\n }\n#endif\nstruct StandardVertInput {\n vec2 uv;\n vec4 position;\n vec3 normal;\n vec4 tangent;\n vec4 color;\n};\nattribute vec3 a_position;\n#if CC_USE_ATTRIBUTE_UV0\nattribute vec2 a_uv0;\n#endif\n#if CC_USE_ATTRIBUTE_COLOR\nattribute vec4 a_color;\n#endif\n#if CC_USE_ATTRIBUTE_NORMAL\nattribute vec3 a_normal;\n#endif\n#if CC_USE_ATTRIBUTE_TANGENT\nattribute vec4 a_tangent;\n#endif\nvoid CCAttribute (out StandardVertInput In) {\n In.position = vec4(a_position, 1.0);\n #if CC_USE_ATTRIBUTE_UV0\n In.uv = a_uv0;\n #else\n In.uv = vec2(0.0);\n #endif\n #if CC_USE_ATTRIBUTE_COLOR\n In.color = a_color;\n #else\n In.color = vec4(1.0);\n #endif\n #if CC_USE_ATTRIBUTE_NORMAL\n In.normal = a_normal;\n #else\n In.normal = vec3(0.0, 1.0, 0.0);\n #endif\n #if CC_USE_ATTRIBUTE_TANGENT\n In.tangent = a_tangent;\n #else\n In.tangent = vec4(1.0, 0.0, 0.0, 0.0);\n #endif\n}\nvoid CCVertInput(out StandardVertInput In) {\n CCAttribute(In);\n #if CC_USE_SKINNING\n mat4 m = skinMatrix();\n In.position = m * In.position;\n #if CC_USE_ATTRIBUTE_NORMAL\n In.normal = (m * vec4(In.normal, 0)).xyz;\n #endif\n #if CC_USE_ATTRIBUTE_TANGENT\n In.tangent = m * In.tangent;\n #endif\n #endif\n}\nuniform vec2 mainTiling;\nuniform vec2 mainOffset;\n#if CC_USE_ATTRIBUTE_UV0 && USE_DIFFUSE_TEXTURE\n varying mediump vec2 v_uv0;\n#endif\n#if CC_USE_ATTRIBUTE_COLOR\n varying lowp vec4 v_color;\n#endif\nvoid main () {\n StandardVertInput In;\n CCVertInput(In);\n #if CC_USE_ATTRIBUTE_COLOR\n v_color = In.color;\n #endif\n #if CC_USE_ATTRIBUTE_UV0 && USE_DIFFUSE_TEXTURE\n v_uv0 = In.uv * mainTiling + mainOffset;\n #endif\n gl_Position = cc_matViewProj * cc_matWorld * In.position;\n}","frag":"\nprecision highp float;\n#if USE_ALPHA_TEST\n uniform float alphaThreshold;\n#endif\nvoid ALPHA_TEST (in vec4 color) {\n #if USE_ALPHA_TEST\n if (color.a < alphaThreshold) discard;\n #endif\n}\nvoid ALPHA_TEST (in float alpha) {\n #if USE_ALPHA_TEST\n if (alpha < alphaThreshold) discard;\n #endif\n}\nvec4 CCFragOutput (vec4 color) {\n #if OUTPUT_TO_GAMMA\n color.rgb = sqrt(color.rgb);\n #endif\n\treturn color;\n}\nuniform lowp vec4 diffuseColor;\n#if USE_DIFFUSE_TEXTURE\n uniform sampler2D diffuseTexture;\n#endif\n#if CC_USE_ATTRIBUTE_COLOR\n varying lowp vec4 v_color;\n#endif\n#if CC_USE_ATTRIBUTE_UV0 && USE_DIFFUSE_TEXTURE\n varying mediump vec2 v_uv0;\n#endif\nvoid main () {\n vec4 color = diffuseColor;\n #if CC_USE_ATTRIBUTE_UV0 && USE_DIFFUSE_TEXTURE\n vec4 diffuseTexture_tmp = texture2D(diffuseTexture, v_uv0);\n #if CC_USE_ALPHA_ATLAS_diffuseTexture\n diffuseTexture_tmp.a *= texture2D(diffuseTexture, v_uv0 + vec2(0, 0.5)).r;\n #endif\n #if INPUT_IS_GAMMA\n color.rgb *= (diffuseTexture_tmp.rgb * diffuseTexture_tmp.rgb);\n color.a *= diffuseTexture_tmp.a;\n #else\n color *= diffuseTexture_tmp;\n #endif\n #endif\n #if CC_USE_ATTRIBUTE_COLOR\n color *= v_color;\n #endif\n ALPHA_TEST(color);\n gl_FragColor = CCFragOutput(color);\n}"},"builtins":{"globals":{"blocks":[{"name":"CCGlobal","defines":[]}],"samplers":[]},"locals":{"blocks":[{"name":"CCLocal","defines":[]}],"samplers":[]}},"defines":[{"name":"CC_USE_SKINNING","type":"boolean","defines":[]},{"name":"CC_USE_JOINTS_TEXTRUE","type":"boolean","defines":["CC_USE_SKINNING"]},{"name":"CC_JOINTS_TEXTURE_FLOAT32","type":"boolean","defines":["CC_USE_SKINNING","CC_USE_JOINTS_TEXTRUE"]},{"name":"CC_USE_ATTRIBUTE_UV0","type":"boolean","defines":[]},{"name":"CC_USE_ATTRIBUTE_COLOR","type":"boolean","defines":[]},{"name":"CC_USE_ATTRIBUTE_NORMAL","type":"boolean","defines":[]},{"name":"CC_USE_ATTRIBUTE_TANGENT","type":"boolean","defines":[]},{"name":"USE_DIFFUSE_TEXTURE","type":"boolean","defines":[]},{"name":"USE_ALPHA_TEST","type":"boolean","defines":[]},{"name":"OUTPUT_TO_GAMMA","type":"boolean","defines":[]},{"name":"CC_USE_ALPHA_ATLAS_diffuseTexture","type":"boolean","defines":["CC_USE_ATTRIBUTE_UV0","USE_DIFFUSE_TEXTURE"]},{"name":"INPUT_IS_GAMMA","type":"boolean","defines":["CC_USE_ATTRIBUTE_UV0","USE_DIFFUSE_TEXTURE"]}],"blocks":[{"name":"SKINNING","binding":0,"members":[{"name":"jointsTextureSize","type":14,"count":1}],"defines":["CC_USE_SKINNING","CC_USE_JOINTS_TEXTRUE"]},{"name":"JOINT_MATRIX","binding":1,"members":[{"name":"jointMatrices","type":26,"count":50}],"defines":["CC_USE_SKINNING"]},{"name":"MAIN_TILING","binding":2,"members":[{"name":"mainTiling","type":14,"count":1},{"name":"mainOffset","type":14,"count":1}],"defines":[]},{"name":"ALPHA_TEST","binding":3,"members":[{"name":"alphaThreshold","type":13,"count":1}],"defines":["USE_ALPHA_TEST"]},{"name":"UNLIT","binding":4,"members":[{"name":"diffuseColor","type":16,"count":1}],"defines":[]}],"samplers":[{"name":"jointsTexture","type":29,"count":1,"binding":30,"defines":["CC_USE_SKINNING","CC_USE_JOINTS_TEXTRUE"]},{"name":"diffuseTexture","type":29,"count":1,"binding":31,"defines":["USE_DIFFUSE_TEXTURE"]}]}],[{"name":"opaque","passes":[{"program":"builtin-unlit|unlit-vs|unlit-fs","blendState":{"targets":[{"blend":true}]},"rasterizerState":{"cullMode":0},"depthStencilState":{"depthTest":true,"depthWrite":true},"properties":{"diffuseTexture":{"value":"white","type":29},"diffuseColor":{"type":16,"value":[1,1,1,1],"editor":{"type":"color"}},"alphaThreshold":{"type":13,"value":[0.5]},"mainTiling":{"type":14,"value":[1,1]},"mainOffset":{"type":14,"value":[0,0]}}}]},{"name":"transparent","passes":[{"stage":"transparent","program":"builtin-unlit|unlit-vs|unlit-fs","blendState":{"targets":[{"blend":true}]},"rasterizerState":{"cullMode":0},"depthStencilState":{"depthTest":true,"depthWrite":true},"properties":{"diffuseTexture":{"value":"white","type":29},"diffuseColor":{"type":16,"value":[1,1,1,1],"editor":{"type":"color"}},"alphaThreshold":{"type":13,"value":[0.5]},"mainTiling":{"type":14,"value":[1,1]},"mainOffset":{"type":14,"value":[0,0]}}}]}]]],0,0,[],[],[]],[[[1,"builtin-2d-base",{}]],0,0,[0],[0],[1]],[[[1,"builtin-2d-spine",{}]],0,0,[0],[0],[7]],[[[0,"builtin-3d-particle",[{"hash":1682193167,"record":null,"name":"builtin-3d-particle|particle-vs-legacy:lpvs_main|tinted-fs:add","glsl3":{"vert":"\nprecision highp float;\nvec4 quaternionFromAxis(vec3 xAxis,vec3 yAxis,vec3 zAxis){\n mat3 m = mat3(xAxis,yAxis,zAxis);\n float trace = m[0][0] + m[1][1] + m[2][2];\n vec4 quat;\n if (trace > 0.) {\n float s = 0.5 / sqrt(trace + 1.0);\n quat.w = 0.25 / s;\n quat.x = (m[2][1] - m[1][2]) * s;\n quat.y = (m[0][2] - m[2][0]) * s;\n quat.z = (m[1][0] - m[0][1]) * s;\n } else if ((m[0][0] > m[1][1]) && (m[0][0] > m[2][2])) {\n float s = 2.0 * sqrt(1.0 + m[0][0] - m[1][1] - m[2][2]);\n quat.w = (m[2][1] - m[1][2]) / s;\n quat.x = 0.25 * s;\n quat.y = (m[0][1] + m[1][0]) / s;\n quat.z = (m[0][2] + m[2][0]) / s;\n } else if (m[1][1] > m[2][2]) {\n float s = 2.0 * sqrt(1.0 + m[1][1] - m[0][0] - m[2][2]);\n quat.w = (m[0][2] - m[2][0]) / s;\n quat.x = (m[0][1] + m[1][0]) / s;\n quat.y = 0.25 * s;\n quat.z = (m[1][2] + m[2][1]) / s;\n } else {\n float s = 2.0 * sqrt(1.0 + m[2][2] - m[0][0] - m[1][1]);\n quat.w = (m[1][0] - m[0][1]) / s;\n quat.x = (m[0][2] + m[2][0]) / s;\n quat.y = (m[1][2] + m[2][1]) / s;\n quat.z = 0.25 * s;\n }\n float len = quat.x * quat.x + quat.y * quat.y + quat.z * quat.z + quat.w * quat.w;\n if (len > 0.) {\n len = 1. / sqrt(len);\n quat.x = quat.x * len;\n quat.y = quat.y * len;\n quat.z = quat.z * len;\n quat.w = quat.w * len;\n }\n return quat;\n}\nvec4 quaternionFromEuler(vec3 angle){\n float x = angle.x / 2.;\n float y = angle.y / 2.;\n float z = angle.z / 2.;\n float sx = sin(x);\n float cx = cos(x);\n float sy = sin(y);\n float cy = cos(y);\n float sz = sin(z);\n float cz = cos(z);\n vec4 quat = vec4(0);\n quat.x = sx * cy * cz + cx * sy * sz;\n quat.y = cx * sy * cz + sx * cy * sz;\n quat.z = cx * cy * sz - sx * sy * cz;\n quat.w = cx * cy * cz - sx * sy * sz;\n return quat;\n}\nmat4 matrixFromRT(vec4 q, vec3 p){\n float x2 = q.x + q.x;\n float y2 = q.y + q.y;\n float z2 = q.z + q.z;\n float xx = q.x * x2;\n float xy = q.x * y2;\n float xz = q.x * z2;\n float yy = q.y * y2;\n float yz = q.y * z2;\n float zz = q.z * z2;\n float wx = q.w * x2;\n float wy = q.w * y2;\n float wz = q.w * z2;\n return mat4(\n 1. - (yy + zz), xy + wz, xz - wy, 0,\n xy - wz, 1. - (xx + zz), yz + wx, 0,\n xz + wy, yz - wx, 1. - (xx + yy), 0,\n p.x, p.y, p.z, 1\n );\n}\nmat4 matFromRTS(vec4 q, vec3 t, vec3 s){\n float x = q.x, y = q.y, z = q.z, w = q.w;\n float x2 = x + x;\n float y2 = y + y;\n float z2 = z + z;\n float xx = x * x2;\n float xy = x * y2;\n float xz = x * z2;\n float yy = y * y2;\n float yz = y * z2;\n float zz = z * z2;\n float wx = w * x2;\n float wy = w * y2;\n float wz = w * z2;\n float sx = s.x;\n float sy = s.y;\n float sz = s.z;\n return mat4((1. - (yy + zz)) * sx, (xy + wz) * sx, (xz - wy) * sx, 0,\n (xy - wz) * sy, (1. - (xx + zz)) * sy, (yz + wx) * sy, 0,\n (xz + wy) * sz, (yz - wx) * sz, (1. - (xx + yy)) * sz, 0,\n t.x, t.y, t.z, 1);\n}\nvec4 quatMultiply(vec4 a, vec4 b){\n vec4 quat;\n quat.x = a.x * b.w + a.w * b.x + a.y * b.z - a.z * b.y;\n quat.y = a.y * b.w + a.w * b.y + a.z * b.x - a.x * b.z;\n quat.z = a.z * b.w + a.w * b.z + a.x * b.y - a.y * b.x;\n quat.w = a.w * b.w - a.x * b.x - a.y * b.y - a.z * b.z;\n return quat;\n}\nvoid rotateVecFromQuat(inout vec3 v, vec4 q){\n float ix = q.w * v.x + q.y * v.z - q.z * v.y;\n float iy = q.w * v.y + q.z * v.x - q.x * v.z;\n float iz = q.w * v.z + q.x * v.y - q.y * v.x;\n float iw = -q.x * v.x - q.y * v.y - q.z * v.z;\n v.x = ix * q.w + iw * -q.x + iy * -q.z - iz * -q.y;\n v.y = iy * q.w + iw * -q.y + iz * -q.x - ix * -q.z;\n v.z = iz * q.w + iw * -q.z + ix * -q.y - iy * -q.x;\n}\nvec3 rotateInLocalSpace(vec3 pos, vec3 xAxis, vec3 yAxis, vec3 zAxis, vec4 q){\n float z = pos.z;\n float x = pos.x;\n float y = pos.y;\n vec4 viewQuat = quaternionFromAxis(xAxis, yAxis, zAxis);\n vec4 rotQuat = quatMultiply(viewQuat, q);\n rotateVecFromQuat(pos, rotQuat);\n return pos;\n}\nvoid rotateCorner(inout vec2 corner, float angle){\n float xOS = cos(angle) * corner.x - sin(angle) * corner.y;\n float yOS = sin(angle) * corner.x + cos(angle) * corner.y;\n corner.x = xOS;\n corner.y = yOS;\n}\nuniform Constants{\n vec4 mainTiling_Offset;\n vec4 frameTile_velLenScale;\n vec4 scale;\n};\nuniform CCGlobal {\n mat4 cc_matView;\n mat4 cc_matViewInv;\n mat4 cc_matProj;\n mat4 cc_matProjInv;\n mat4 cc_matViewProj;\n mat4 cc_matViewProjInv;\n vec4 cc_cameraPos;\n vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_screenScale;\n};\nuniform CCLocal {\n mat4 cc_matWorld;\n mat4 cc_matWorldIT;\n};\nout vec2 uv;\nout vec4 color;\nvoid computeVertPos(inout vec4 pos, vec2 vertOffset, vec4 q, vec3 s\n#if CC_USE_BILLBOARD || CC_USE_VERTICAL_BILLBOARD\n , mat4 viewInv\n#endif\n#if CC_USE_STRETCHED_BILLBOARD\n , vec3 eye\n , vec4 velocity\n , float velocityScale\n , float lengthScale\n , float xIndex\n#endif\n) {\n#if CC_USE_BILLBOARD\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = normalize(vec3(viewInv[0][0], viewInv[1][0], viewInv[2][0]));\n vec3 camY = normalize(vec3(viewInv[0][1], viewInv[1][1], viewInv[2][1]));\n vec3 camZ = normalize(vec3(viewInv[0][2], viewInv[1][2], viewInv[2][2]));\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, camZ, q);\n#elif CC_USE_STRETCHED_BILLBOARD\n vec3 camRight = normalize(cross(pos.xyz - eye, velocity.xyz)) * s.x;\n vec3 camUp = velocity.xyz * velocityScale + normalize(velocity.xyz) * lengthScale * s.y;\n pos.xyz += (camRight * abs(vertOffset.x) * sign(vertOffset.y)) - camUp * xIndex;\n#elif CC_USE_HORIZONTAL_BILLBOARD\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = vec3(1, 0, 0);\n vec3 camY = vec3(0, 0, -1);\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, cross(camX, camY), q);\n#elif CC_USE_VERTICAL_BILLBOARD\n vec2 viewSpaceVert = vec2(vertOffset.x * s.x, vertOffset.y * s.y);\n rotateCorner(viewSpaceVert, q.z);\n vec3 camX = normalize(vec3(cc_matView[0][0], cc_matView[1][0], cc_matView[2][0]));\n vec3 camY = vec3(0, 1, 0);\n vec3 offset = camX * viewSpaceVert.x + camY * viewSpaceVert.y;\n pos.xyz += offset;\n#else\n pos.x += vertOffset.x;\n pos.y += vertOffset.y;\n#endif\n}\nvec2 computeUV(float frameIndex, vec2 vertIndex, vec2 frameTile){\n vec2 aniUV = vec2(0, floor(frameIndex * frameTile.y));\n aniUV.x = floor(frameIndex * frameTile.x * frameTile.y - aniUV.y * frameTile.x);\n#if !CC_USE_MESH\n vertIndex.y = 1. - vertIndex.y;\n#endif\n return (aniUV.xy + vertIndex) / vec2(frameTile.x, frameTile.y);\n}\nin vec3 a_position;\nin vec3 a_texCoord;\nin vec3 a_texCoord1;\nin vec3 a_texCoord2;\nin vec4 a_color;\n#if CC_USE_STRETCHED_BILLBOARD\n in vec3 a_color1;\n#endif\n#if CC_USE_MESH\n in vec3 a_texCoord3;\n in vec3 a_normal;\n in vec4 a_color1;\n#endif\nvec4 lpvs_main() {\n vec3 compScale = scale.xyz * a_texCoord1;\n vec4 pos = vec4(a_position, 1);\n#if CC_USE_STRETCHED_BILLBOARD\n vec4 velocity = vec4(a_color1.xyz, 0);\n#endif\n#if !CC_USE_WORLD_SPACE\n pos = cc_matWorld * pos;\n #if CC_USE_STRETCHED_BILLBOARD\n velocity = cc_matWorld * velocity;\n #endif\n#endif\n#if !CC_USE_MESH\n vec2 cornerOffset = vec2((a_texCoord.xy - 0.5));\n #if CC_USE_BILLBOARD\n vec3 rotEuler = a_texCoord2;\n #elif CC_USE_STRETCHED_BILLBOARD\n vec3 rotEuler = vec3(0.);\n #else\n vec3 rotEuler = vec3(0., 0., a_texCoord2.z);\n #endif\n computeVertPos(pos, cornerOffset, quaternionFromEuler(rotEuler), compScale\n #if CC_USE_BILLBOARD || CC_USE_VERTICAL_BILLBOARD\n , cc_matViewInv\n #endif\n #if CC_USE_STRETCHED_BILLBOARD\n , cc_cameraPos.xyz\n , velocity\n , frameTile_velLenScale.z\n , frameTile_velLenScale.w\n , a_texCoord.x\n #endif\n );\n color = a_color;\n#else\n mat4 xformNoScale = matrixFromRT(quaternionFromEuler(a_texCoord2), pos.xyz);\n mat4 xform = matFromRTS(quaternionFromEuler(a_texCoord2), pos.xyz, compScale);\n pos = xform * vec4(a_texCoord3, 1);\n vec4 normal = xformNoScale * vec4(a_normal, 0);\n color = a_color * a_color1;\n#endif\n uv = computeUV(a_texCoord.z, a_texCoord.xy, frameTile_velLenScale.xy) * mainTiling_Offset.xy + mainTiling_Offset.zw;\n pos = cc_matViewProj * pos;\n return pos;\n}\nvoid main() { gl_Position = lpvs_main(); }","frag":"\nprecision highp float;\nvec4 CCFragOutput (vec4 color) {\n #if OUTPUT_TO_GAMMA\n color.rgb = sqrt(color.rgb);\n #endif\n\treturn color;\n}\nin vec2 uv;\nin vec4 color;\nuniform sampler2D mainTexture;\nuniform FragConstants {\n vec4 tintColor;\n};\nvec4 add () {\n vec4 col = 2.0 * color * tintColor * texture(mainTexture, uv);\n return CCFragOutput(col);\n}\nout vec4 cc_FragColor;\nvoid main() { cc_FragColor = add(); }"},"glsl1":{"vert":"\nprecision highp float;\nvec4 quaternionFromAxis(vec3 xAxis,vec3 yAxis,vec3 zAxis){\n mat3 m = mat3(xAxis,yAxis,zAxis);\n float trace = m[0][0] + m[1][1] + m[2][2];\n vec4 quat;\n if (trace > 0.) {\n float s = 0.5 / sqrt(trace + 1.0);\n quat.w = 0.25 / s;\n quat.x = (m[2][1] - m[1][2]) * s;\n quat.y = (m[0][2] - m[2][0]) * s;\n quat.z = (m[1][0] - m[0][1]) * s;\n } else if ((m[0][0] > m[1][1]) && (m[0][0] > m[2][2])) {\n float s = 2.0 * sqrt(1.0 + m[0][0] - m[1][1] - m[2][2]);\n quat.w = (m[2][1] - m[1][2]) / s;\n quat.x = 0.25 * s;\n quat.y = (m[0][1] + m[1][0]) / s;\n quat.z = (m[0][2] + m[2][0]) / s;\n } else if (m[1][1] > m[2][2]) {\n float s = 2.0 * sqrt(1.0 + m[1][1] - m[0][0] - m[2][2]);\n quat.w = (m[0][2] - m[2][0]) / s;\n quat.x = (m[0][1] + m[1][0]) / s;\n quat.y = 0.25 * s;\n quat.z = (m[1][2] + m[2][1]) / s;\n } else {\n float s = 2.0 * sqrt(1.0 + m[2][2] - m[0][0] - m[1][1]);\n quat.w = (m[1][0] - m[0][1]) / s;\n quat.x = (m[0][2] + m[2][0]) / s;\n quat.y = (m[1][2] + m[2][1]) / s;\n quat.z = 0.25 * s;\n }\n float len = quat.x * quat.x + quat.y * quat.y + quat.z * quat.z + quat.w * quat.w;\n if (len > 0.) {\n len = 1. / sqrt(len);\n quat.x = quat.x * len;\n quat.y = quat.y * len;\n quat.z = quat.z * len;\n quat.w = quat.w * len;\n }\n return quat;\n}\nvec4 quaternionFromEuler(vec3 angle){\n float x = angle.x / 2.;\n float y = angle.y / 2.;\n float z = angle.z / 2.;\n float sx = sin(x);\n float cx = cos(x);\n float sy = sin(y);\n float cy = cos(y);\n float sz = sin(z);\n float cz = cos(z);\n vec4 quat = vec4(0);\n quat.x = sx * cy * cz + cx * sy * sz;\n quat.y = cx * sy * cz + sx * cy * sz;\n quat.z = cx * cy * sz - sx * sy * cz;\n quat.w = cx * cy * cz - sx * sy * sz;\n return quat;\n}\nmat4 matrixFromRT(vec4 q, vec3 p){\n float x2 = q.x + q.x;\n float y2 = q.y + q.y;\n float z2 = q.z + q.z;\n float xx = q.x * x2;\n float xy = q.x * y2;\n float xz = q.x * z2;\n float yy = q.y * y2;\n float yz = q.y * z2;\n float zz = q.z * z2;\n float wx = q.w * x2;\n float wy = q.w * y2;\n float wz = q.w * z2;\n return mat4(\n 1. - (yy + zz), xy + wz, xz - wy, 0,\n xy - wz, 1. - (xx + zz), yz + wx, 0,\n xz + wy, yz - wx, 1. - (xx + yy), 0,\n p.x, p.y, p.z, 1\n );\n}\nmat4 matFromRTS(vec4 q, vec3 t, vec3 s){\n float x = q.x, y = q.y, z = q.z, w = q.w;\n float x2 = x + x;\n float y2 = y + y;\n float z2 = z + z;\n float xx = x * x2;\n float xy = x * y2;\n float xz = x * z2;\n float yy = y * y2;\n float yz = y * z2;\n float zz = z * z2;\n float wx = w * x2;\n float wy = w * y2;\n float wz = w * z2;\n float sx = s.x;\n float sy = s.y;\n float sz = s.z;\n return mat4((1. - (yy + zz)) * sx, (xy + wz) * sx, (xz - wy) * sx, 0,\n (xy - wz) * sy, (1. - (xx + zz)) * sy, (yz + wx) * sy, 0,\n (xz + wy) * sz, (yz - wx) * sz, (1. - (xx + yy)) * sz, 0,\n t.x, t.y, t.z, 1);\n}\nvec4 quatMultiply(vec4 a, vec4 b){\n vec4 quat;\n quat.x = a.x * b.w + a.w * b.x + a.y * b.z - a.z * b.y;\n quat.y = a.y * b.w + a.w * b.y + a.z * b.x - a.x * b.z;\n quat.z = a.z * b.w + a.w * b.z + a.x * b.y - a.y * b.x;\n quat.w = a.w * b.w - a.x * b.x - a.y * b.y - a.z * b.z;\n return quat;\n}\nvoid rotateVecFromQuat(inout vec3 v, vec4 q){\n float ix = q.w * v.x + q.y * v.z - q.z * v.y;\n float iy = q.w * v.y + q.z * v.x - q.x * v.z;\n float iz = q.w * v.z + q.x * v.y - q.y * v.x;\n float iw = -q.x * v.x - q.y * v.y - q.z * v.z;\n v.x = ix * q.w + iw * -q.x + iy * -q.z - iz * -q.y;\n v.y = iy * q.w + iw * -q.y + iz * -q.x - ix * -q.z;\n v.z = iz * q.w + iw * -q.z + ix * -q.y - iy * -q.x;\n}\nvec3 rotateInLocalSpace(vec3 pos, vec3 xAxis, vec3 yAxis, vec3 zAxis, vec4 q){\n float z = pos.z;\n float x = pos.x;\n float y = pos.y;\n vec4 viewQuat = quaternionFromAxis(xAxis, yAxis, zAxis);\n vec4 rotQuat = quatMultiply(viewQuat, q);\n rotateVecFromQuat(pos, rotQuat);\n return pos;\n}\nvoid rotateCorner(inout vec2 corner, float angle){\n float xOS = cos(angle) * corner.x - sin(angle) * corner.y;\n float yOS = sin(angle) * corner.x + cos(angle) * corner.y;\n corner.x = xOS;\n corner.y = yOS;\n}\nuniform vec4 mainTiling_Offset;\nuniform vec4 frameTile_velLenScale;\nuniform vec4 scale;\nuniform mat4 cc_matView;\nuniform mat4 cc_matViewInv;\nuniform mat4 cc_matViewProj;\nuniform vec4 cc_cameraPos;\nuniform mat4 cc_matWorld;\nvarying vec2 uv;\nvarying vec4 color;\nvoid computeVertPos(inout vec4 pos, vec2 vertOffset, vec4 q, vec3 s\n#if CC_USE_BILLBOARD || CC_USE_VERTICAL_BILLBOARD\n , mat4 viewInv\n#endif\n#if CC_USE_STRETCHED_BILLBOARD\n , vec3 eye\n , vec4 velocity\n , float velocityScale\n , float lengthScale\n , float xIndex\n#endif\n) {\n#if CC_USE_BILLBOARD\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = normalize(vec3(viewInv[0][0], viewInv[1][0], viewInv[2][0]));\n vec3 camY = normalize(vec3(viewInv[0][1], viewInv[1][1], viewInv[2][1]));\n vec3 camZ = normalize(vec3(viewInv[0][2], viewInv[1][2], viewInv[2][2]));\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, camZ, q);\n#elif CC_USE_STRETCHED_BILLBOARD\n vec3 camRight = normalize(cross(pos.xyz - eye, velocity.xyz)) * s.x;\n vec3 camUp = velocity.xyz * velocityScale + normalize(velocity.xyz) * lengthScale * s.y;\n pos.xyz += (camRight * abs(vertOffset.x) * sign(vertOffset.y)) - camUp * xIndex;\n#elif CC_USE_HORIZONTAL_BILLBOARD\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = vec3(1, 0, 0);\n vec3 camY = vec3(0, 0, -1);\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, cross(camX, camY), q);\n#elif CC_USE_VERTICAL_BILLBOARD\n vec2 viewSpaceVert = vec2(vertOffset.x * s.x, vertOffset.y * s.y);\n rotateCorner(viewSpaceVert, q.z);\n vec3 camX = normalize(vec3(cc_matView[0][0], cc_matView[1][0], cc_matView[2][0]));\n vec3 camY = vec3(0, 1, 0);\n vec3 offset = camX * viewSpaceVert.x + camY * viewSpaceVert.y;\n pos.xyz += offset;\n#else\n pos.x += vertOffset.x;\n pos.y += vertOffset.y;\n#endif\n}\nvec2 computeUV(float frameIndex, vec2 vertIndex, vec2 frameTile){\n vec2 aniUV = vec2(0, floor(frameIndex * frameTile.y));\n aniUV.x = floor(frameIndex * frameTile.x * frameTile.y - aniUV.y * frameTile.x);\n#if !CC_USE_MESH\n vertIndex.y = 1. - vertIndex.y;\n#endif\n return (aniUV.xy + vertIndex) / vec2(frameTile.x, frameTile.y);\n}\nattribute vec3 a_position;\nattribute vec3 a_texCoord;\nattribute vec3 a_texCoord1;\nattribute vec3 a_texCoord2;\nattribute vec4 a_color;\n#if CC_USE_STRETCHED_BILLBOARD\n attribute vec3 a_color1;\n#endif\n#if CC_USE_MESH\n attribute vec3 a_texCoord3;\n attribute vec3 a_normal;\n attribute vec4 a_color1;\n#endif\nvec4 lpvs_main() {\n vec3 compScale = scale.xyz * a_texCoord1;\n vec4 pos = vec4(a_position, 1);\n#if CC_USE_STRETCHED_BILLBOARD\n vec4 velocity = vec4(a_color1.xyz, 0);\n#endif\n#if !CC_USE_WORLD_SPACE\n pos = cc_matWorld * pos;\n #if CC_USE_STRETCHED_BILLBOARD\n velocity = cc_matWorld * velocity;\n #endif\n#endif\n#if !CC_USE_MESH\n vec2 cornerOffset = vec2((a_texCoord.xy - 0.5));\n #if CC_USE_BILLBOARD\n vec3 rotEuler = a_texCoord2;\n #elif CC_USE_STRETCHED_BILLBOARD\n vec3 rotEuler = vec3(0.);\n #else\n vec3 rotEuler = vec3(0., 0., a_texCoord2.z);\n #endif\n computeVertPos(pos, cornerOffset, quaternionFromEuler(rotEuler), compScale\n #if CC_USE_BILLBOARD || CC_USE_VERTICAL_BILLBOARD\n , cc_matViewInv\n #endif\n #if CC_USE_STRETCHED_BILLBOARD\n , cc_cameraPos.xyz\n , velocity\n , frameTile_velLenScale.z\n , frameTile_velLenScale.w\n , a_texCoord.x\n #endif\n );\n color = a_color;\n#else\n mat4 xformNoScale = matrixFromRT(quaternionFromEuler(a_texCoord2), pos.xyz);\n mat4 xform = matFromRTS(quaternionFromEuler(a_texCoord2), pos.xyz, compScale);\n pos = xform * vec4(a_texCoord3, 1);\n vec4 normal = xformNoScale * vec4(a_normal, 0);\n color = a_color * a_color1;\n#endif\n uv = computeUV(a_texCoord.z, a_texCoord.xy, frameTile_velLenScale.xy) * mainTiling_Offset.xy + mainTiling_Offset.zw;\n pos = cc_matViewProj * pos;\n return pos;\n}\nvoid main() { gl_Position = lpvs_main(); }","frag":"\nprecision highp float;\nvec4 CCFragOutput (vec4 color) {\n #if OUTPUT_TO_GAMMA\n color.rgb = sqrt(color.rgb);\n #endif\n\treturn color;\n}\nvarying vec2 uv;\nvarying vec4 color;\nuniform sampler2D mainTexture;\nuniform vec4 tintColor;\nvec4 add () {\n vec4 col = 2.0 * color * tintColor * texture2D(mainTexture, uv);\n return CCFragOutput(col);\n}\nvoid main() { gl_FragColor = add(); }"},"builtins":{"globals":{"blocks":[{"name":"CCGlobal","defines":[]}],"samplers":[]},"locals":{"blocks":[{"name":"CCLocal","defines":[]}],"samplers":[]}},"defines":[{"name":"CC_USE_BILLBOARD","type":"boolean","defines":[]},{"name":"CC_USE_STRETCHED_BILLBOARD","type":"boolean","defines":[]},{"name":"CC_USE_HORIZONTAL_BILLBOARD","type":"boolean","defines":[]},{"name":"CC_USE_VERTICAL_BILLBOARD","type":"boolean","defines":[]},{"name":"CC_USE_MESH","type":"boolean","defines":[]},{"name":"CC_USE_WORLD_SPACE","type":"boolean","defines":[]},{"name":"OUTPUT_TO_GAMMA","type":"boolean","defines":[]}],"blocks":[{"name":"Constants","binding":0,"members":[{"name":"mainTiling_Offset","type":16,"count":1},{"name":"frameTile_velLenScale","type":16,"count":1},{"name":"scale","type":16,"count":1}],"defines":[]},{"name":"FragConstants","binding":1,"members":[{"name":"tintColor","type":16,"count":1}],"defines":[]}],"samplers":[{"name":"mainTexture","type":29,"count":1,"binding":30,"defines":[]}]},{"hash":1933642753,"record":null,"name":"builtin-3d-particle|particle-vs-legacy:lpvs_main|tinted-fs:multiply","glsl3":{"vert":"\nprecision highp float;\nvec4 quaternionFromAxis(vec3 xAxis,vec3 yAxis,vec3 zAxis){\n mat3 m = mat3(xAxis,yAxis,zAxis);\n float trace = m[0][0] + m[1][1] + m[2][2];\n vec4 quat;\n if (trace > 0.) {\n float s = 0.5 / sqrt(trace + 1.0);\n quat.w = 0.25 / s;\n quat.x = (m[2][1] - m[1][2]) * s;\n quat.y = (m[0][2] - m[2][0]) * s;\n quat.z = (m[1][0] - m[0][1]) * s;\n } else if ((m[0][0] > m[1][1]) && (m[0][0] > m[2][2])) {\n float s = 2.0 * sqrt(1.0 + m[0][0] - m[1][1] - m[2][2]);\n quat.w = (m[2][1] - m[1][2]) / s;\n quat.x = 0.25 * s;\n quat.y = (m[0][1] + m[1][0]) / s;\n quat.z = (m[0][2] + m[2][0]) / s;\n } else if (m[1][1] > m[2][2]) {\n float s = 2.0 * sqrt(1.0 + m[1][1] - m[0][0] - m[2][2]);\n quat.w = (m[0][2] - m[2][0]) / s;\n quat.x = (m[0][1] + m[1][0]) / s;\n quat.y = 0.25 * s;\n quat.z = (m[1][2] + m[2][1]) / s;\n } else {\n float s = 2.0 * sqrt(1.0 + m[2][2] - m[0][0] - m[1][1]);\n quat.w = (m[1][0] - m[0][1]) / s;\n quat.x = (m[0][2] + m[2][0]) / s;\n quat.y = (m[1][2] + m[2][1]) / s;\n quat.z = 0.25 * s;\n }\n float len = quat.x * quat.x + quat.y * quat.y + quat.z * quat.z + quat.w * quat.w;\n if (len > 0.) {\n len = 1. / sqrt(len);\n quat.x = quat.x * len;\n quat.y = quat.y * len;\n quat.z = quat.z * len;\n quat.w = quat.w * len;\n }\n return quat;\n}\nvec4 quaternionFromEuler(vec3 angle){\n float x = angle.x / 2.;\n float y = angle.y / 2.;\n float z = angle.z / 2.;\n float sx = sin(x);\n float cx = cos(x);\n float sy = sin(y);\n float cy = cos(y);\n float sz = sin(z);\n float cz = cos(z);\n vec4 quat = vec4(0);\n quat.x = sx * cy * cz + cx * sy * sz;\n quat.y = cx * sy * cz + sx * cy * sz;\n quat.z = cx * cy * sz - sx * sy * cz;\n quat.w = cx * cy * cz - sx * sy * sz;\n return quat;\n}\nmat4 matrixFromRT(vec4 q, vec3 p){\n float x2 = q.x + q.x;\n float y2 = q.y + q.y;\n float z2 = q.z + q.z;\n float xx = q.x * x2;\n float xy = q.x * y2;\n float xz = q.x * z2;\n float yy = q.y * y2;\n float yz = q.y * z2;\n float zz = q.z * z2;\n float wx = q.w * x2;\n float wy = q.w * y2;\n float wz = q.w * z2;\n return mat4(\n 1. - (yy + zz), xy + wz, xz - wy, 0,\n xy - wz, 1. - (xx + zz), yz + wx, 0,\n xz + wy, yz - wx, 1. - (xx + yy), 0,\n p.x, p.y, p.z, 1\n );\n}\nmat4 matFromRTS(vec4 q, vec3 t, vec3 s){\n float x = q.x, y = q.y, z = q.z, w = q.w;\n float x2 = x + x;\n float y2 = y + y;\n float z2 = z + z;\n float xx = x * x2;\n float xy = x * y2;\n float xz = x * z2;\n float yy = y * y2;\n float yz = y * z2;\n float zz = z * z2;\n float wx = w * x2;\n float wy = w * y2;\n float wz = w * z2;\n float sx = s.x;\n float sy = s.y;\n float sz = s.z;\n return mat4((1. - (yy + zz)) * sx, (xy + wz) * sx, (xz - wy) * sx, 0,\n (xy - wz) * sy, (1. - (xx + zz)) * sy, (yz + wx) * sy, 0,\n (xz + wy) * sz, (yz - wx) * sz, (1. - (xx + yy)) * sz, 0,\n t.x, t.y, t.z, 1);\n}\nvec4 quatMultiply(vec4 a, vec4 b){\n vec4 quat;\n quat.x = a.x * b.w + a.w * b.x + a.y * b.z - a.z * b.y;\n quat.y = a.y * b.w + a.w * b.y + a.z * b.x - a.x * b.z;\n quat.z = a.z * b.w + a.w * b.z + a.x * b.y - a.y * b.x;\n quat.w = a.w * b.w - a.x * b.x - a.y * b.y - a.z * b.z;\n return quat;\n}\nvoid rotateVecFromQuat(inout vec3 v, vec4 q){\n float ix = q.w * v.x + q.y * v.z - q.z * v.y;\n float iy = q.w * v.y + q.z * v.x - q.x * v.z;\n float iz = q.w * v.z + q.x * v.y - q.y * v.x;\n float iw = -q.x * v.x - q.y * v.y - q.z * v.z;\n v.x = ix * q.w + iw * -q.x + iy * -q.z - iz * -q.y;\n v.y = iy * q.w + iw * -q.y + iz * -q.x - ix * -q.z;\n v.z = iz * q.w + iw * -q.z + ix * -q.y - iy * -q.x;\n}\nvec3 rotateInLocalSpace(vec3 pos, vec3 xAxis, vec3 yAxis, vec3 zAxis, vec4 q){\n float z = pos.z;\n float x = pos.x;\n float y = pos.y;\n vec4 viewQuat = quaternionFromAxis(xAxis, yAxis, zAxis);\n vec4 rotQuat = quatMultiply(viewQuat, q);\n rotateVecFromQuat(pos, rotQuat);\n return pos;\n}\nvoid rotateCorner(inout vec2 corner, float angle){\n float xOS = cos(angle) * corner.x - sin(angle) * corner.y;\n float yOS = sin(angle) * corner.x + cos(angle) * corner.y;\n corner.x = xOS;\n corner.y = yOS;\n}\nuniform Constants{\n vec4 mainTiling_Offset;\n vec4 frameTile_velLenScale;\n vec4 scale;\n};\nuniform CCGlobal {\n mat4 cc_matView;\n mat4 cc_matViewInv;\n mat4 cc_matProj;\n mat4 cc_matProjInv;\n mat4 cc_matViewProj;\n mat4 cc_matViewProjInv;\n vec4 cc_cameraPos;\n vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_screenScale;\n};\nuniform CCLocal {\n mat4 cc_matWorld;\n mat4 cc_matWorldIT;\n};\nout vec2 uv;\nout vec4 color;\nvoid computeVertPos(inout vec4 pos, vec2 vertOffset, vec4 q, vec3 s\n#if CC_USE_BILLBOARD || CC_USE_VERTICAL_BILLBOARD\n , mat4 viewInv\n#endif\n#if CC_USE_STRETCHED_BILLBOARD\n , vec3 eye\n , vec4 velocity\n , float velocityScale\n , float lengthScale\n , float xIndex\n#endif\n) {\n#if CC_USE_BILLBOARD\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = normalize(vec3(viewInv[0][0], viewInv[1][0], viewInv[2][0]));\n vec3 camY = normalize(vec3(viewInv[0][1], viewInv[1][1], viewInv[2][1]));\n vec3 camZ = normalize(vec3(viewInv[0][2], viewInv[1][2], viewInv[2][2]));\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, camZ, q);\n#elif CC_USE_STRETCHED_BILLBOARD\n vec3 camRight = normalize(cross(pos.xyz - eye, velocity.xyz)) * s.x;\n vec3 camUp = velocity.xyz * velocityScale + normalize(velocity.xyz) * lengthScale * s.y;\n pos.xyz += (camRight * abs(vertOffset.x) * sign(vertOffset.y)) - camUp * xIndex;\n#elif CC_USE_HORIZONTAL_BILLBOARD\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = vec3(1, 0, 0);\n vec3 camY = vec3(0, 0, -1);\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, cross(camX, camY), q);\n#elif CC_USE_VERTICAL_BILLBOARD\n vec2 viewSpaceVert = vec2(vertOffset.x * s.x, vertOffset.y * s.y);\n rotateCorner(viewSpaceVert, q.z);\n vec3 camX = normalize(vec3(cc_matView[0][0], cc_matView[1][0], cc_matView[2][0]));\n vec3 camY = vec3(0, 1, 0);\n vec3 offset = camX * viewSpaceVert.x + camY * viewSpaceVert.y;\n pos.xyz += offset;\n#else\n pos.x += vertOffset.x;\n pos.y += vertOffset.y;\n#endif\n}\nvec2 computeUV(float frameIndex, vec2 vertIndex, vec2 frameTile){\n vec2 aniUV = vec2(0, floor(frameIndex * frameTile.y));\n aniUV.x = floor(frameIndex * frameTile.x * frameTile.y - aniUV.y * frameTile.x);\n#if !CC_USE_MESH\n vertIndex.y = 1. - vertIndex.y;\n#endif\n return (aniUV.xy + vertIndex) / vec2(frameTile.x, frameTile.y);\n}\nin vec3 a_position;\nin vec3 a_texCoord;\nin vec3 a_texCoord1;\nin vec3 a_texCoord2;\nin vec4 a_color;\n#if CC_USE_STRETCHED_BILLBOARD\n in vec3 a_color1;\n#endif\n#if CC_USE_MESH\n in vec3 a_texCoord3;\n in vec3 a_normal;\n in vec4 a_color1;\n#endif\nvec4 lpvs_main() {\n vec3 compScale = scale.xyz * a_texCoord1;\n vec4 pos = vec4(a_position, 1);\n#if CC_USE_STRETCHED_BILLBOARD\n vec4 velocity = vec4(a_color1.xyz, 0);\n#endif\n#if !CC_USE_WORLD_SPACE\n pos = cc_matWorld * pos;\n #if CC_USE_STRETCHED_BILLBOARD\n velocity = cc_matWorld * velocity;\n #endif\n#endif\n#if !CC_USE_MESH\n vec2 cornerOffset = vec2((a_texCoord.xy - 0.5));\n #if CC_USE_BILLBOARD\n vec3 rotEuler = a_texCoord2;\n #elif CC_USE_STRETCHED_BILLBOARD\n vec3 rotEuler = vec3(0.);\n #else\n vec3 rotEuler = vec3(0., 0., a_texCoord2.z);\n #endif\n computeVertPos(pos, cornerOffset, quaternionFromEuler(rotEuler), compScale\n #if CC_USE_BILLBOARD || CC_USE_VERTICAL_BILLBOARD\n , cc_matViewInv\n #endif\n #if CC_USE_STRETCHED_BILLBOARD\n , cc_cameraPos.xyz\n , velocity\n , frameTile_velLenScale.z\n , frameTile_velLenScale.w\n , a_texCoord.x\n #endif\n );\n color = a_color;\n#else\n mat4 xformNoScale = matrixFromRT(quaternionFromEuler(a_texCoord2), pos.xyz);\n mat4 xform = matFromRTS(quaternionFromEuler(a_texCoord2), pos.xyz, compScale);\n pos = xform * vec4(a_texCoord3, 1);\n vec4 normal = xformNoScale * vec4(a_normal, 0);\n color = a_color * a_color1;\n#endif\n uv = computeUV(a_texCoord.z, a_texCoord.xy, frameTile_velLenScale.xy) * mainTiling_Offset.xy + mainTiling_Offset.zw;\n pos = cc_matViewProj * pos;\n return pos;\n}\nvoid main() { gl_Position = lpvs_main(); }","frag":"\nprecision highp float;\nvec4 CCFragOutput (vec4 color) {\n #if OUTPUT_TO_GAMMA\n color.rgb = sqrt(color.rgb);\n #endif\n\treturn color;\n}\nin vec2 uv;\nin vec4 color;\nuniform sampler2D mainTexture;\nuniform FragConstants {\n vec4 tintColor;\n};\nvec4 multiply () {\n vec4 col;\n vec4 texColor = texture(mainTexture, uv);\n col.rgb = tintColor.rgb * texColor.rgb * color.rgb * vec3(2.0);\n col.a = (1.0 - texColor.a) * (tintColor.a * color.a * 2.0);\n return CCFragOutput(col);\n}\nout vec4 cc_FragColor;\nvoid main() { cc_FragColor = multiply(); }"},"glsl1":{"vert":"\nprecision highp float;\nvec4 quaternionFromAxis(vec3 xAxis,vec3 yAxis,vec3 zAxis){\n mat3 m = mat3(xAxis,yAxis,zAxis);\n float trace = m[0][0] + m[1][1] + m[2][2];\n vec4 quat;\n if (trace > 0.) {\n float s = 0.5 / sqrt(trace + 1.0);\n quat.w = 0.25 / s;\n quat.x = (m[2][1] - m[1][2]) * s;\n quat.y = (m[0][2] - m[2][0]) * s;\n quat.z = (m[1][0] - m[0][1]) * s;\n } else if ((m[0][0] > m[1][1]) && (m[0][0] > m[2][2])) {\n float s = 2.0 * sqrt(1.0 + m[0][0] - m[1][1] - m[2][2]);\n quat.w = (m[2][1] - m[1][2]) / s;\n quat.x = 0.25 * s;\n quat.y = (m[0][1] + m[1][0]) / s;\n quat.z = (m[0][2] + m[2][0]) / s;\n } else if (m[1][1] > m[2][2]) {\n float s = 2.0 * sqrt(1.0 + m[1][1] - m[0][0] - m[2][2]);\n quat.w = (m[0][2] - m[2][0]) / s;\n quat.x = (m[0][1] + m[1][0]) / s;\n quat.y = 0.25 * s;\n quat.z = (m[1][2] + m[2][1]) / s;\n } else {\n float s = 2.0 * sqrt(1.0 + m[2][2] - m[0][0] - m[1][1]);\n quat.w = (m[1][0] - m[0][1]) / s;\n quat.x = (m[0][2] + m[2][0]) / s;\n quat.y = (m[1][2] + m[2][1]) / s;\n quat.z = 0.25 * s;\n }\n float len = quat.x * quat.x + quat.y * quat.y + quat.z * quat.z + quat.w * quat.w;\n if (len > 0.) {\n len = 1. / sqrt(len);\n quat.x = quat.x * len;\n quat.y = quat.y * len;\n quat.z = quat.z * len;\n quat.w = quat.w * len;\n }\n return quat;\n}\nvec4 quaternionFromEuler(vec3 angle){\n float x = angle.x / 2.;\n float y = angle.y / 2.;\n float z = angle.z / 2.;\n float sx = sin(x);\n float cx = cos(x);\n float sy = sin(y);\n float cy = cos(y);\n float sz = sin(z);\n float cz = cos(z);\n vec4 quat = vec4(0);\n quat.x = sx * cy * cz + cx * sy * sz;\n quat.y = cx * sy * cz + sx * cy * sz;\n quat.z = cx * cy * sz - sx * sy * cz;\n quat.w = cx * cy * cz - sx * sy * sz;\n return quat;\n}\nmat4 matrixFromRT(vec4 q, vec3 p){\n float x2 = q.x + q.x;\n float y2 = q.y + q.y;\n float z2 = q.z + q.z;\n float xx = q.x * x2;\n float xy = q.x * y2;\n float xz = q.x * z2;\n float yy = q.y * y2;\n float yz = q.y * z2;\n float zz = q.z * z2;\n float wx = q.w * x2;\n float wy = q.w * y2;\n float wz = q.w * z2;\n return mat4(\n 1. - (yy + zz), xy + wz, xz - wy, 0,\n xy - wz, 1. - (xx + zz), yz + wx, 0,\n xz + wy, yz - wx, 1. - (xx + yy), 0,\n p.x, p.y, p.z, 1\n );\n}\nmat4 matFromRTS(vec4 q, vec3 t, vec3 s){\n float x = q.x, y = q.y, z = q.z, w = q.w;\n float x2 = x + x;\n float y2 = y + y;\n float z2 = z + z;\n float xx = x * x2;\n float xy = x * y2;\n float xz = x * z2;\n float yy = y * y2;\n float yz = y * z2;\n float zz = z * z2;\n float wx = w * x2;\n float wy = w * y2;\n float wz = w * z2;\n float sx = s.x;\n float sy = s.y;\n float sz = s.z;\n return mat4((1. - (yy + zz)) * sx, (xy + wz) * sx, (xz - wy) * sx, 0,\n (xy - wz) * sy, (1. - (xx + zz)) * sy, (yz + wx) * sy, 0,\n (xz + wy) * sz, (yz - wx) * sz, (1. - (xx + yy)) * sz, 0,\n t.x, t.y, t.z, 1);\n}\nvec4 quatMultiply(vec4 a, vec4 b){\n vec4 quat;\n quat.x = a.x * b.w + a.w * b.x + a.y * b.z - a.z * b.y;\n quat.y = a.y * b.w + a.w * b.y + a.z * b.x - a.x * b.z;\n quat.z = a.z * b.w + a.w * b.z + a.x * b.y - a.y * b.x;\n quat.w = a.w * b.w - a.x * b.x - a.y * b.y - a.z * b.z;\n return quat;\n}\nvoid rotateVecFromQuat(inout vec3 v, vec4 q){\n float ix = q.w * v.x + q.y * v.z - q.z * v.y;\n float iy = q.w * v.y + q.z * v.x - q.x * v.z;\n float iz = q.w * v.z + q.x * v.y - q.y * v.x;\n float iw = -q.x * v.x - q.y * v.y - q.z * v.z;\n v.x = ix * q.w + iw * -q.x + iy * -q.z - iz * -q.y;\n v.y = iy * q.w + iw * -q.y + iz * -q.x - ix * -q.z;\n v.z = iz * q.w + iw * -q.z + ix * -q.y - iy * -q.x;\n}\nvec3 rotateInLocalSpace(vec3 pos, vec3 xAxis, vec3 yAxis, vec3 zAxis, vec4 q){\n float z = pos.z;\n float x = pos.x;\n float y = pos.y;\n vec4 viewQuat = quaternionFromAxis(xAxis, yAxis, zAxis);\n vec4 rotQuat = quatMultiply(viewQuat, q);\n rotateVecFromQuat(pos, rotQuat);\n return pos;\n}\nvoid rotateCorner(inout vec2 corner, float angle){\n float xOS = cos(angle) * corner.x - sin(angle) * corner.y;\n float yOS = sin(angle) * corner.x + cos(angle) * corner.y;\n corner.x = xOS;\n corner.y = yOS;\n}\nuniform vec4 mainTiling_Offset;\nuniform vec4 frameTile_velLenScale;\nuniform vec4 scale;\nuniform mat4 cc_matView;\nuniform mat4 cc_matViewInv;\nuniform mat4 cc_matViewProj;\nuniform vec4 cc_cameraPos;\nuniform mat4 cc_matWorld;\nvarying vec2 uv;\nvarying vec4 color;\nvoid computeVertPos(inout vec4 pos, vec2 vertOffset, vec4 q, vec3 s\n#if CC_USE_BILLBOARD || CC_USE_VERTICAL_BILLBOARD\n , mat4 viewInv\n#endif\n#if CC_USE_STRETCHED_BILLBOARD\n , vec3 eye\n , vec4 velocity\n , float velocityScale\n , float lengthScale\n , float xIndex\n#endif\n) {\n#if CC_USE_BILLBOARD\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = normalize(vec3(viewInv[0][0], viewInv[1][0], viewInv[2][0]));\n vec3 camY = normalize(vec3(viewInv[0][1], viewInv[1][1], viewInv[2][1]));\n vec3 camZ = normalize(vec3(viewInv[0][2], viewInv[1][2], viewInv[2][2]));\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, camZ, q);\n#elif CC_USE_STRETCHED_BILLBOARD\n vec3 camRight = normalize(cross(pos.xyz - eye, velocity.xyz)) * s.x;\n vec3 camUp = velocity.xyz * velocityScale + normalize(velocity.xyz) * lengthScale * s.y;\n pos.xyz += (camRight * abs(vertOffset.x) * sign(vertOffset.y)) - camUp * xIndex;\n#elif CC_USE_HORIZONTAL_BILLBOARD\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = vec3(1, 0, 0);\n vec3 camY = vec3(0, 0, -1);\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, cross(camX, camY), q);\n#elif CC_USE_VERTICAL_BILLBOARD\n vec2 viewSpaceVert = vec2(vertOffset.x * s.x, vertOffset.y * s.y);\n rotateCorner(viewSpaceVert, q.z);\n vec3 camX = normalize(vec3(cc_matView[0][0], cc_matView[1][0], cc_matView[2][0]));\n vec3 camY = vec3(0, 1, 0);\n vec3 offset = camX * viewSpaceVert.x + camY * viewSpaceVert.y;\n pos.xyz += offset;\n#else\n pos.x += vertOffset.x;\n pos.y += vertOffset.y;\n#endif\n}\nvec2 computeUV(float frameIndex, vec2 vertIndex, vec2 frameTile){\n vec2 aniUV = vec2(0, floor(frameIndex * frameTile.y));\n aniUV.x = floor(frameIndex * frameTile.x * frameTile.y - aniUV.y * frameTile.x);\n#if !CC_USE_MESH\n vertIndex.y = 1. - vertIndex.y;\n#endif\n return (aniUV.xy + vertIndex) / vec2(frameTile.x, frameTile.y);\n}\nattribute vec3 a_position;\nattribute vec3 a_texCoord;\nattribute vec3 a_texCoord1;\nattribute vec3 a_texCoord2;\nattribute vec4 a_color;\n#if CC_USE_STRETCHED_BILLBOARD\n attribute vec3 a_color1;\n#endif\n#if CC_USE_MESH\n attribute vec3 a_texCoord3;\n attribute vec3 a_normal;\n attribute vec4 a_color1;\n#endif\nvec4 lpvs_main() {\n vec3 compScale = scale.xyz * a_texCoord1;\n vec4 pos = vec4(a_position, 1);\n#if CC_USE_STRETCHED_BILLBOARD\n vec4 velocity = vec4(a_color1.xyz, 0);\n#endif\n#if !CC_USE_WORLD_SPACE\n pos = cc_matWorld * pos;\n #if CC_USE_STRETCHED_BILLBOARD\n velocity = cc_matWorld * velocity;\n #endif\n#endif\n#if !CC_USE_MESH\n vec2 cornerOffset = vec2((a_texCoord.xy - 0.5));\n #if CC_USE_BILLBOARD\n vec3 rotEuler = a_texCoord2;\n #elif CC_USE_STRETCHED_BILLBOARD\n vec3 rotEuler = vec3(0.);\n #else\n vec3 rotEuler = vec3(0., 0., a_texCoord2.z);\n #endif\n computeVertPos(pos, cornerOffset, quaternionFromEuler(rotEuler), compScale\n #if CC_USE_BILLBOARD || CC_USE_VERTICAL_BILLBOARD\n , cc_matViewInv\n #endif\n #if CC_USE_STRETCHED_BILLBOARD\n , cc_cameraPos.xyz\n , velocity\n , frameTile_velLenScale.z\n , frameTile_velLenScale.w\n , a_texCoord.x\n #endif\n );\n color = a_color;\n#else\n mat4 xformNoScale = matrixFromRT(quaternionFromEuler(a_texCoord2), pos.xyz);\n mat4 xform = matFromRTS(quaternionFromEuler(a_texCoord2), pos.xyz, compScale);\n pos = xform * vec4(a_texCoord3, 1);\n vec4 normal = xformNoScale * vec4(a_normal, 0);\n color = a_color * a_color1;\n#endif\n uv = computeUV(a_texCoord.z, a_texCoord.xy, frameTile_velLenScale.xy) * mainTiling_Offset.xy + mainTiling_Offset.zw;\n pos = cc_matViewProj * pos;\n return pos;\n}\nvoid main() { gl_Position = lpvs_main(); }","frag":"\nprecision highp float;\nvec4 CCFragOutput (vec4 color) {\n #if OUTPUT_TO_GAMMA\n color.rgb = sqrt(color.rgb);\n #endif\n\treturn color;\n}\nvarying vec2 uv;\nvarying vec4 color;\nuniform sampler2D mainTexture;\nuniform vec4 tintColor;\nvec4 multiply () {\n vec4 col;\n vec4 texColor = texture2D(mainTexture, uv);\n col.rgb = tintColor.rgb * texColor.rgb * color.rgb * vec3(2.0);\n col.a = (1.0 - texColor.a) * (tintColor.a * color.a * 2.0);\n return CCFragOutput(col);\n}\nvoid main() { gl_FragColor = multiply(); }"},"builtins":{"globals":{"blocks":[{"name":"CCGlobal","defines":[]}],"samplers":[]},"locals":{"blocks":[{"name":"CCLocal","defines":[]}],"samplers":[]}},"defines":[{"name":"CC_USE_BILLBOARD","type":"boolean","defines":[]},{"name":"CC_USE_STRETCHED_BILLBOARD","type":"boolean","defines":[]},{"name":"CC_USE_HORIZONTAL_BILLBOARD","type":"boolean","defines":[]},{"name":"CC_USE_VERTICAL_BILLBOARD","type":"boolean","defines":[]},{"name":"CC_USE_MESH","type":"boolean","defines":[]},{"name":"CC_USE_WORLD_SPACE","type":"boolean","defines":[]},{"name":"OUTPUT_TO_GAMMA","type":"boolean","defines":[]}],"blocks":[{"name":"Constants","binding":0,"members":[{"name":"mainTiling_Offset","type":16,"count":1},{"name":"frameTile_velLenScale","type":16,"count":1},{"name":"scale","type":16,"count":1}],"defines":[]},{"name":"FragConstants","binding":1,"members":[{"name":"tintColor","type":16,"count":1}],"defines":[]}],"samplers":[{"name":"mainTexture","type":29,"count":1,"binding":30,"defines":[]}]},{"hash":1851787849,"record":null,"name":"builtin-3d-particle|particle-vs-legacy:lpvs_main|no-tint-fs:addSmooth","glsl3":{"vert":"\nprecision highp float;\nvec4 quaternionFromAxis(vec3 xAxis,vec3 yAxis,vec3 zAxis){\n mat3 m = mat3(xAxis,yAxis,zAxis);\n float trace = m[0][0] + m[1][1] + m[2][2];\n vec4 quat;\n if (trace > 0.) {\n float s = 0.5 / sqrt(trace + 1.0);\n quat.w = 0.25 / s;\n quat.x = (m[2][1] - m[1][2]) * s;\n quat.y = (m[0][2] - m[2][0]) * s;\n quat.z = (m[1][0] - m[0][1]) * s;\n } else if ((m[0][0] > m[1][1]) && (m[0][0] > m[2][2])) {\n float s = 2.0 * sqrt(1.0 + m[0][0] - m[1][1] - m[2][2]);\n quat.w = (m[2][1] - m[1][2]) / s;\n quat.x = 0.25 * s;\n quat.y = (m[0][1] + m[1][0]) / s;\n quat.z = (m[0][2] + m[2][0]) / s;\n } else if (m[1][1] > m[2][2]) {\n float s = 2.0 * sqrt(1.0 + m[1][1] - m[0][0] - m[2][2]);\n quat.w = (m[0][2] - m[2][0]) / s;\n quat.x = (m[0][1] + m[1][0]) / s;\n quat.y = 0.25 * s;\n quat.z = (m[1][2] + m[2][1]) / s;\n } else {\n float s = 2.0 * sqrt(1.0 + m[2][2] - m[0][0] - m[1][1]);\n quat.w = (m[1][0] - m[0][1]) / s;\n quat.x = (m[0][2] + m[2][0]) / s;\n quat.y = (m[1][2] + m[2][1]) / s;\n quat.z = 0.25 * s;\n }\n float len = quat.x * quat.x + quat.y * quat.y + quat.z * quat.z + quat.w * quat.w;\n if (len > 0.) {\n len = 1. / sqrt(len);\n quat.x = quat.x * len;\n quat.y = quat.y * len;\n quat.z = quat.z * len;\n quat.w = quat.w * len;\n }\n return quat;\n}\nvec4 quaternionFromEuler(vec3 angle){\n float x = angle.x / 2.;\n float y = angle.y / 2.;\n float z = angle.z / 2.;\n float sx = sin(x);\n float cx = cos(x);\n float sy = sin(y);\n float cy = cos(y);\n float sz = sin(z);\n float cz = cos(z);\n vec4 quat = vec4(0);\n quat.x = sx * cy * cz + cx * sy * sz;\n quat.y = cx * sy * cz + sx * cy * sz;\n quat.z = cx * cy * sz - sx * sy * cz;\n quat.w = cx * cy * cz - sx * sy * sz;\n return quat;\n}\nmat4 matrixFromRT(vec4 q, vec3 p){\n float x2 = q.x + q.x;\n float y2 = q.y + q.y;\n float z2 = q.z + q.z;\n float xx = q.x * x2;\n float xy = q.x * y2;\n float xz = q.x * z2;\n float yy = q.y * y2;\n float yz = q.y * z2;\n float zz = q.z * z2;\n float wx = q.w * x2;\n float wy = q.w * y2;\n float wz = q.w * z2;\n return mat4(\n 1. - (yy + zz), xy + wz, xz - wy, 0,\n xy - wz, 1. - (xx + zz), yz + wx, 0,\n xz + wy, yz - wx, 1. - (xx + yy), 0,\n p.x, p.y, p.z, 1\n );\n}\nmat4 matFromRTS(vec4 q, vec3 t, vec3 s){\n float x = q.x, y = q.y, z = q.z, w = q.w;\n float x2 = x + x;\n float y2 = y + y;\n float z2 = z + z;\n float xx = x * x2;\n float xy = x * y2;\n float xz = x * z2;\n float yy = y * y2;\n float yz = y * z2;\n float zz = z * z2;\n float wx = w * x2;\n float wy = w * y2;\n float wz = w * z2;\n float sx = s.x;\n float sy = s.y;\n float sz = s.z;\n return mat4((1. - (yy + zz)) * sx, (xy + wz) * sx, (xz - wy) * sx, 0,\n (xy - wz) * sy, (1. - (xx + zz)) * sy, (yz + wx) * sy, 0,\n (xz + wy) * sz, (yz - wx) * sz, (1. - (xx + yy)) * sz, 0,\n t.x, t.y, t.z, 1);\n}\nvec4 quatMultiply(vec4 a, vec4 b){\n vec4 quat;\n quat.x = a.x * b.w + a.w * b.x + a.y * b.z - a.z * b.y;\n quat.y = a.y * b.w + a.w * b.y + a.z * b.x - a.x * b.z;\n quat.z = a.z * b.w + a.w * b.z + a.x * b.y - a.y * b.x;\n quat.w = a.w * b.w - a.x * b.x - a.y * b.y - a.z * b.z;\n return quat;\n}\nvoid rotateVecFromQuat(inout vec3 v, vec4 q){\n float ix = q.w * v.x + q.y * v.z - q.z * v.y;\n float iy = q.w * v.y + q.z * v.x - q.x * v.z;\n float iz = q.w * v.z + q.x * v.y - q.y * v.x;\n float iw = -q.x * v.x - q.y * v.y - q.z * v.z;\n v.x = ix * q.w + iw * -q.x + iy * -q.z - iz * -q.y;\n v.y = iy * q.w + iw * -q.y + iz * -q.x - ix * -q.z;\n v.z = iz * q.w + iw * -q.z + ix * -q.y - iy * -q.x;\n}\nvec3 rotateInLocalSpace(vec3 pos, vec3 xAxis, vec3 yAxis, vec3 zAxis, vec4 q){\n float z = pos.z;\n float x = pos.x;\n float y = pos.y;\n vec4 viewQuat = quaternionFromAxis(xAxis, yAxis, zAxis);\n vec4 rotQuat = quatMultiply(viewQuat, q);\n rotateVecFromQuat(pos, rotQuat);\n return pos;\n}\nvoid rotateCorner(inout vec2 corner, float angle){\n float xOS = cos(angle) * corner.x - sin(angle) * corner.y;\n float yOS = sin(angle) * corner.x + cos(angle) * corner.y;\n corner.x = xOS;\n corner.y = yOS;\n}\nuniform Constants{\n vec4 mainTiling_Offset;\n vec4 frameTile_velLenScale;\n vec4 scale;\n};\nuniform CCGlobal {\n mat4 cc_matView;\n mat4 cc_matViewInv;\n mat4 cc_matProj;\n mat4 cc_matProjInv;\n mat4 cc_matViewProj;\n mat4 cc_matViewProjInv;\n vec4 cc_cameraPos;\n vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_screenScale;\n};\nuniform CCLocal {\n mat4 cc_matWorld;\n mat4 cc_matWorldIT;\n};\nout vec2 uv;\nout vec4 color;\nvoid computeVertPos(inout vec4 pos, vec2 vertOffset, vec4 q, vec3 s\n#if CC_USE_BILLBOARD || CC_USE_VERTICAL_BILLBOARD\n , mat4 viewInv\n#endif\n#if CC_USE_STRETCHED_BILLBOARD\n , vec3 eye\n , vec4 velocity\n , float velocityScale\n , float lengthScale\n , float xIndex\n#endif\n) {\n#if CC_USE_BILLBOARD\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = normalize(vec3(viewInv[0][0], viewInv[1][0], viewInv[2][0]));\n vec3 camY = normalize(vec3(viewInv[0][1], viewInv[1][1], viewInv[2][1]));\n vec3 camZ = normalize(vec3(viewInv[0][2], viewInv[1][2], viewInv[2][2]));\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, camZ, q);\n#elif CC_USE_STRETCHED_BILLBOARD\n vec3 camRight = normalize(cross(pos.xyz - eye, velocity.xyz)) * s.x;\n vec3 camUp = velocity.xyz * velocityScale + normalize(velocity.xyz) * lengthScale * s.y;\n pos.xyz += (camRight * abs(vertOffset.x) * sign(vertOffset.y)) - camUp * xIndex;\n#elif CC_USE_HORIZONTAL_BILLBOARD\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = vec3(1, 0, 0);\n vec3 camY = vec3(0, 0, -1);\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, cross(camX, camY), q);\n#elif CC_USE_VERTICAL_BILLBOARD\n vec2 viewSpaceVert = vec2(vertOffset.x * s.x, vertOffset.y * s.y);\n rotateCorner(viewSpaceVert, q.z);\n vec3 camX = normalize(vec3(cc_matView[0][0], cc_matView[1][0], cc_matView[2][0]));\n vec3 camY = vec3(0, 1, 0);\n vec3 offset = camX * viewSpaceVert.x + camY * viewSpaceVert.y;\n pos.xyz += offset;\n#else\n pos.x += vertOffset.x;\n pos.y += vertOffset.y;\n#endif\n}\nvec2 computeUV(float frameIndex, vec2 vertIndex, vec2 frameTile){\n vec2 aniUV = vec2(0, floor(frameIndex * frameTile.y));\n aniUV.x = floor(frameIndex * frameTile.x * frameTile.y - aniUV.y * frameTile.x);\n#if !CC_USE_MESH\n vertIndex.y = 1. - vertIndex.y;\n#endif\n return (aniUV.xy + vertIndex) / vec2(frameTile.x, frameTile.y);\n}\nin vec3 a_position;\nin vec3 a_texCoord;\nin vec3 a_texCoord1;\nin vec3 a_texCoord2;\nin vec4 a_color;\n#if CC_USE_STRETCHED_BILLBOARD\n in vec3 a_color1;\n#endif\n#if CC_USE_MESH\n in vec3 a_texCoord3;\n in vec3 a_normal;\n in vec4 a_color1;\n#endif\nvec4 lpvs_main() {\n vec3 compScale = scale.xyz * a_texCoord1;\n vec4 pos = vec4(a_position, 1);\n#if CC_USE_STRETCHED_BILLBOARD\n vec4 velocity = vec4(a_color1.xyz, 0);\n#endif\n#if !CC_USE_WORLD_SPACE\n pos = cc_matWorld * pos;\n #if CC_USE_STRETCHED_BILLBOARD\n velocity = cc_matWorld * velocity;\n #endif\n#endif\n#if !CC_USE_MESH\n vec2 cornerOffset = vec2((a_texCoord.xy - 0.5));\n #if CC_USE_BILLBOARD\n vec3 rotEuler = a_texCoord2;\n #elif CC_USE_STRETCHED_BILLBOARD\n vec3 rotEuler = vec3(0.);\n #else\n vec3 rotEuler = vec3(0., 0., a_texCoord2.z);\n #endif\n computeVertPos(pos, cornerOffset, quaternionFromEuler(rotEuler), compScale\n #if CC_USE_BILLBOARD || CC_USE_VERTICAL_BILLBOARD\n , cc_matViewInv\n #endif\n #if CC_USE_STRETCHED_BILLBOARD\n , cc_cameraPos.xyz\n , velocity\n , frameTile_velLenScale.z\n , frameTile_velLenScale.w\n , a_texCoord.x\n #endif\n );\n color = a_color;\n#else\n mat4 xformNoScale = matrixFromRT(quaternionFromEuler(a_texCoord2), pos.xyz);\n mat4 xform = matFromRTS(quaternionFromEuler(a_texCoord2), pos.xyz, compScale);\n pos = xform * vec4(a_texCoord3, 1);\n vec4 normal = xformNoScale * vec4(a_normal, 0);\n color = a_color * a_color1;\n#endif\n uv = computeUV(a_texCoord.z, a_texCoord.xy, frameTile_velLenScale.xy) * mainTiling_Offset.xy + mainTiling_Offset.zw;\n pos = cc_matViewProj * pos;\n return pos;\n}\nvoid main() { gl_Position = lpvs_main(); }","frag":"\nprecision highp float;\nvec4 CCFragOutput (vec4 color) {\n #if OUTPUT_TO_GAMMA\n color.rgb = sqrt(color.rgb);\n #endif\n\treturn color;\n}\nin vec2 uv;\nin vec4 color;\nuniform sampler2D mainTexture;\nvec4 addSmooth () {\n vec4 col = color * texture(mainTexture, uv);\n col.rgb *= col.a;\n return CCFragOutput(col);\n}\nout vec4 cc_FragColor;\nvoid main() { cc_FragColor = addSmooth(); }"},"glsl1":{"vert":"\nprecision highp float;\nvec4 quaternionFromAxis(vec3 xAxis,vec3 yAxis,vec3 zAxis){\n mat3 m = mat3(xAxis,yAxis,zAxis);\n float trace = m[0][0] + m[1][1] + m[2][2];\n vec4 quat;\n if (trace > 0.) {\n float s = 0.5 / sqrt(trace + 1.0);\n quat.w = 0.25 / s;\n quat.x = (m[2][1] - m[1][2]) * s;\n quat.y = (m[0][2] - m[2][0]) * s;\n quat.z = (m[1][0] - m[0][1]) * s;\n } else if ((m[0][0] > m[1][1]) && (m[0][0] > m[2][2])) {\n float s = 2.0 * sqrt(1.0 + m[0][0] - m[1][1] - m[2][2]);\n quat.w = (m[2][1] - m[1][2]) / s;\n quat.x = 0.25 * s;\n quat.y = (m[0][1] + m[1][0]) / s;\n quat.z = (m[0][2] + m[2][0]) / s;\n } else if (m[1][1] > m[2][2]) {\n float s = 2.0 * sqrt(1.0 + m[1][1] - m[0][0] - m[2][2]);\n quat.w = (m[0][2] - m[2][0]) / s;\n quat.x = (m[0][1] + m[1][0]) / s;\n quat.y = 0.25 * s;\n quat.z = (m[1][2] + m[2][1]) / s;\n } else {\n float s = 2.0 * sqrt(1.0 + m[2][2] - m[0][0] - m[1][1]);\n quat.w = (m[1][0] - m[0][1]) / s;\n quat.x = (m[0][2] + m[2][0]) / s;\n quat.y = (m[1][2] + m[2][1]) / s;\n quat.z = 0.25 * s;\n }\n float len = quat.x * quat.x + quat.y * quat.y + quat.z * quat.z + quat.w * quat.w;\n if (len > 0.) {\n len = 1. / sqrt(len);\n quat.x = quat.x * len;\n quat.y = quat.y * len;\n quat.z = quat.z * len;\n quat.w = quat.w * len;\n }\n return quat;\n}\nvec4 quaternionFromEuler(vec3 angle){\n float x = angle.x / 2.;\n float y = angle.y / 2.;\n float z = angle.z / 2.;\n float sx = sin(x);\n float cx = cos(x);\n float sy = sin(y);\n float cy = cos(y);\n float sz = sin(z);\n float cz = cos(z);\n vec4 quat = vec4(0);\n quat.x = sx * cy * cz + cx * sy * sz;\n quat.y = cx * sy * cz + sx * cy * sz;\n quat.z = cx * cy * sz - sx * sy * cz;\n quat.w = cx * cy * cz - sx * sy * sz;\n return quat;\n}\nmat4 matrixFromRT(vec4 q, vec3 p){\n float x2 = q.x + q.x;\n float y2 = q.y + q.y;\n float z2 = q.z + q.z;\n float xx = q.x * x2;\n float xy = q.x * y2;\n float xz = q.x * z2;\n float yy = q.y * y2;\n float yz = q.y * z2;\n float zz = q.z * z2;\n float wx = q.w * x2;\n float wy = q.w * y2;\n float wz = q.w * z2;\n return mat4(\n 1. - (yy + zz), xy + wz, xz - wy, 0,\n xy - wz, 1. - (xx + zz), yz + wx, 0,\n xz + wy, yz - wx, 1. - (xx + yy), 0,\n p.x, p.y, p.z, 1\n );\n}\nmat4 matFromRTS(vec4 q, vec3 t, vec3 s){\n float x = q.x, y = q.y, z = q.z, w = q.w;\n float x2 = x + x;\n float y2 = y + y;\n float z2 = z + z;\n float xx = x * x2;\n float xy = x * y2;\n float xz = x * z2;\n float yy = y * y2;\n float yz = y * z2;\n float zz = z * z2;\n float wx = w * x2;\n float wy = w * y2;\n float wz = w * z2;\n float sx = s.x;\n float sy = s.y;\n float sz = s.z;\n return mat4((1. - (yy + zz)) * sx, (xy + wz) * sx, (xz - wy) * sx, 0,\n (xy - wz) * sy, (1. - (xx + zz)) * sy, (yz + wx) * sy, 0,\n (xz + wy) * sz, (yz - wx) * sz, (1. - (xx + yy)) * sz, 0,\n t.x, t.y, t.z, 1);\n}\nvec4 quatMultiply(vec4 a, vec4 b){\n vec4 quat;\n quat.x = a.x * b.w + a.w * b.x + a.y * b.z - a.z * b.y;\n quat.y = a.y * b.w + a.w * b.y + a.z * b.x - a.x * b.z;\n quat.z = a.z * b.w + a.w * b.z + a.x * b.y - a.y * b.x;\n quat.w = a.w * b.w - a.x * b.x - a.y * b.y - a.z * b.z;\n return quat;\n}\nvoid rotateVecFromQuat(inout vec3 v, vec4 q){\n float ix = q.w * v.x + q.y * v.z - q.z * v.y;\n float iy = q.w * v.y + q.z * v.x - q.x * v.z;\n float iz = q.w * v.z + q.x * v.y - q.y * v.x;\n float iw = -q.x * v.x - q.y * v.y - q.z * v.z;\n v.x = ix * q.w + iw * -q.x + iy * -q.z - iz * -q.y;\n v.y = iy * q.w + iw * -q.y + iz * -q.x - ix * -q.z;\n v.z = iz * q.w + iw * -q.z + ix * -q.y - iy * -q.x;\n}\nvec3 rotateInLocalSpace(vec3 pos, vec3 xAxis, vec3 yAxis, vec3 zAxis, vec4 q){\n float z = pos.z;\n float x = pos.x;\n float y = pos.y;\n vec4 viewQuat = quaternionFromAxis(xAxis, yAxis, zAxis);\n vec4 rotQuat = quatMultiply(viewQuat, q);\n rotateVecFromQuat(pos, rotQuat);\n return pos;\n}\nvoid rotateCorner(inout vec2 corner, float angle){\n float xOS = cos(angle) * corner.x - sin(angle) * corner.y;\n float yOS = sin(angle) * corner.x + cos(angle) * corner.y;\n corner.x = xOS;\n corner.y = yOS;\n}\nuniform vec4 mainTiling_Offset;\nuniform vec4 frameTile_velLenScale;\nuniform vec4 scale;\nuniform mat4 cc_matView;\nuniform mat4 cc_matViewInv;\nuniform mat4 cc_matViewProj;\nuniform vec4 cc_cameraPos;\nuniform mat4 cc_matWorld;\nvarying vec2 uv;\nvarying vec4 color;\nvoid computeVertPos(inout vec4 pos, vec2 vertOffset, vec4 q, vec3 s\n#if CC_USE_BILLBOARD || CC_USE_VERTICAL_BILLBOARD\n , mat4 viewInv\n#endif\n#if CC_USE_STRETCHED_BILLBOARD\n , vec3 eye\n , vec4 velocity\n , float velocityScale\n , float lengthScale\n , float xIndex\n#endif\n) {\n#if CC_USE_BILLBOARD\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = normalize(vec3(viewInv[0][0], viewInv[1][0], viewInv[2][0]));\n vec3 camY = normalize(vec3(viewInv[0][1], viewInv[1][1], viewInv[2][1]));\n vec3 camZ = normalize(vec3(viewInv[0][2], viewInv[1][2], viewInv[2][2]));\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, camZ, q);\n#elif CC_USE_STRETCHED_BILLBOARD\n vec3 camRight = normalize(cross(pos.xyz - eye, velocity.xyz)) * s.x;\n vec3 camUp = velocity.xyz * velocityScale + normalize(velocity.xyz) * lengthScale * s.y;\n pos.xyz += (camRight * abs(vertOffset.x) * sign(vertOffset.y)) - camUp * xIndex;\n#elif CC_USE_HORIZONTAL_BILLBOARD\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = vec3(1, 0, 0);\n vec3 camY = vec3(0, 0, -1);\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, cross(camX, camY), q);\n#elif CC_USE_VERTICAL_BILLBOARD\n vec2 viewSpaceVert = vec2(vertOffset.x * s.x, vertOffset.y * s.y);\n rotateCorner(viewSpaceVert, q.z);\n vec3 camX = normalize(vec3(cc_matView[0][0], cc_matView[1][0], cc_matView[2][0]));\n vec3 camY = vec3(0, 1, 0);\n vec3 offset = camX * viewSpaceVert.x + camY * viewSpaceVert.y;\n pos.xyz += offset;\n#else\n pos.x += vertOffset.x;\n pos.y += vertOffset.y;\n#endif\n}\nvec2 computeUV(float frameIndex, vec2 vertIndex, vec2 frameTile){\n vec2 aniUV = vec2(0, floor(frameIndex * frameTile.y));\n aniUV.x = floor(frameIndex * frameTile.x * frameTile.y - aniUV.y * frameTile.x);\n#if !CC_USE_MESH\n vertIndex.y = 1. - vertIndex.y;\n#endif\n return (aniUV.xy + vertIndex) / vec2(frameTile.x, frameTile.y);\n}\nattribute vec3 a_position;\nattribute vec3 a_texCoord;\nattribute vec3 a_texCoord1;\nattribute vec3 a_texCoord2;\nattribute vec4 a_color;\n#if CC_USE_STRETCHED_BILLBOARD\n attribute vec3 a_color1;\n#endif\n#if CC_USE_MESH\n attribute vec3 a_texCoord3;\n attribute vec3 a_normal;\n attribute vec4 a_color1;\n#endif\nvec4 lpvs_main() {\n vec3 compScale = scale.xyz * a_texCoord1;\n vec4 pos = vec4(a_position, 1);\n#if CC_USE_STRETCHED_BILLBOARD\n vec4 velocity = vec4(a_color1.xyz, 0);\n#endif\n#if !CC_USE_WORLD_SPACE\n pos = cc_matWorld * pos;\n #if CC_USE_STRETCHED_BILLBOARD\n velocity = cc_matWorld * velocity;\n #endif\n#endif\n#if !CC_USE_MESH\n vec2 cornerOffset = vec2((a_texCoord.xy - 0.5));\n #if CC_USE_BILLBOARD\n vec3 rotEuler = a_texCoord2;\n #elif CC_USE_STRETCHED_BILLBOARD\n vec3 rotEuler = vec3(0.);\n #else\n vec3 rotEuler = vec3(0., 0., a_texCoord2.z);\n #endif\n computeVertPos(pos, cornerOffset, quaternionFromEuler(rotEuler), compScale\n #if CC_USE_BILLBOARD || CC_USE_VERTICAL_BILLBOARD\n , cc_matViewInv\n #endif\n #if CC_USE_STRETCHED_BILLBOARD\n , cc_cameraPos.xyz\n , velocity\n , frameTile_velLenScale.z\n , frameTile_velLenScale.w\n , a_texCoord.x\n #endif\n );\n color = a_color;\n#else\n mat4 xformNoScale = matrixFromRT(quaternionFromEuler(a_texCoord2), pos.xyz);\n mat4 xform = matFromRTS(quaternionFromEuler(a_texCoord2), pos.xyz, compScale);\n pos = xform * vec4(a_texCoord3, 1);\n vec4 normal = xformNoScale * vec4(a_normal, 0);\n color = a_color * a_color1;\n#endif\n uv = computeUV(a_texCoord.z, a_texCoord.xy, frameTile_velLenScale.xy) * mainTiling_Offset.xy + mainTiling_Offset.zw;\n pos = cc_matViewProj * pos;\n return pos;\n}\nvoid main() { gl_Position = lpvs_main(); }","frag":"\nprecision highp float;\nvec4 CCFragOutput (vec4 color) {\n #if OUTPUT_TO_GAMMA\n color.rgb = sqrt(color.rgb);\n #endif\n\treturn color;\n}\nvarying vec2 uv;\nvarying vec4 color;\nuniform sampler2D mainTexture;\nvec4 addSmooth () {\n vec4 col = color * texture2D(mainTexture, uv);\n col.rgb *= col.a;\n return CCFragOutput(col);\n}\nvoid main() { gl_FragColor = addSmooth(); }"},"builtins":{"globals":{"blocks":[{"name":"CCGlobal","defines":[]}],"samplers":[]},"locals":{"blocks":[{"name":"CCLocal","defines":[]}],"samplers":[]}},"defines":[{"name":"CC_USE_BILLBOARD","type":"boolean","defines":[]},{"name":"CC_USE_STRETCHED_BILLBOARD","type":"boolean","defines":[]},{"name":"CC_USE_HORIZONTAL_BILLBOARD","type":"boolean","defines":[]},{"name":"CC_USE_VERTICAL_BILLBOARD","type":"boolean","defines":[]},{"name":"CC_USE_MESH","type":"boolean","defines":[]},{"name":"CC_USE_WORLD_SPACE","type":"boolean","defines":[]},{"name":"OUTPUT_TO_GAMMA","type":"boolean","defines":[]}],"blocks":[{"name":"Constants","binding":0,"members":[{"name":"mainTiling_Offset","type":16,"count":1},{"name":"frameTile_velLenScale","type":16,"count":1},{"name":"scale","type":16,"count":1}],"defines":[]}],"samplers":[{"name":"mainTexture","type":29,"count":1,"binding":30,"defines":[]}]},{"hash":145387972,"record":null,"name":"builtin-3d-particle|particle-vs-legacy:lpvs_main|no-tint-fs:premultiplied","glsl3":{"vert":"\nprecision highp float;\nvec4 quaternionFromAxis(vec3 xAxis,vec3 yAxis,vec3 zAxis){\n mat3 m = mat3(xAxis,yAxis,zAxis);\n float trace = m[0][0] + m[1][1] + m[2][2];\n vec4 quat;\n if (trace > 0.) {\n float s = 0.5 / sqrt(trace + 1.0);\n quat.w = 0.25 / s;\n quat.x = (m[2][1] - m[1][2]) * s;\n quat.y = (m[0][2] - m[2][0]) * s;\n quat.z = (m[1][0] - m[0][1]) * s;\n } else if ((m[0][0] > m[1][1]) && (m[0][0] > m[2][2])) {\n float s = 2.0 * sqrt(1.0 + m[0][0] - m[1][1] - m[2][2]);\n quat.w = (m[2][1] - m[1][2]) / s;\n quat.x = 0.25 * s;\n quat.y = (m[0][1] + m[1][0]) / s;\n quat.z = (m[0][2] + m[2][0]) / s;\n } else if (m[1][1] > m[2][2]) {\n float s = 2.0 * sqrt(1.0 + m[1][1] - m[0][0] - m[2][2]);\n quat.w = (m[0][2] - m[2][0]) / s;\n quat.x = (m[0][1] + m[1][0]) / s;\n quat.y = 0.25 * s;\n quat.z = (m[1][2] + m[2][1]) / s;\n } else {\n float s = 2.0 * sqrt(1.0 + m[2][2] - m[0][0] - m[1][1]);\n quat.w = (m[1][0] - m[0][1]) / s;\n quat.x = (m[0][2] + m[2][0]) / s;\n quat.y = (m[1][2] + m[2][1]) / s;\n quat.z = 0.25 * s;\n }\n float len = quat.x * quat.x + quat.y * quat.y + quat.z * quat.z + quat.w * quat.w;\n if (len > 0.) {\n len = 1. / sqrt(len);\n quat.x = quat.x * len;\n quat.y = quat.y * len;\n quat.z = quat.z * len;\n quat.w = quat.w * len;\n }\n return quat;\n}\nvec4 quaternionFromEuler(vec3 angle){\n float x = angle.x / 2.;\n float y = angle.y / 2.;\n float z = angle.z / 2.;\n float sx = sin(x);\n float cx = cos(x);\n float sy = sin(y);\n float cy = cos(y);\n float sz = sin(z);\n float cz = cos(z);\n vec4 quat = vec4(0);\n quat.x = sx * cy * cz + cx * sy * sz;\n quat.y = cx * sy * cz + sx * cy * sz;\n quat.z = cx * cy * sz - sx * sy * cz;\n quat.w = cx * cy * cz - sx * sy * sz;\n return quat;\n}\nmat4 matrixFromRT(vec4 q, vec3 p){\n float x2 = q.x + q.x;\n float y2 = q.y + q.y;\n float z2 = q.z + q.z;\n float xx = q.x * x2;\n float xy = q.x * y2;\n float xz = q.x * z2;\n float yy = q.y * y2;\n float yz = q.y * z2;\n float zz = q.z * z2;\n float wx = q.w * x2;\n float wy = q.w * y2;\n float wz = q.w * z2;\n return mat4(\n 1. - (yy + zz), xy + wz, xz - wy, 0,\n xy - wz, 1. - (xx + zz), yz + wx, 0,\n xz + wy, yz - wx, 1. - (xx + yy), 0,\n p.x, p.y, p.z, 1\n );\n}\nmat4 matFromRTS(vec4 q, vec3 t, vec3 s){\n float x = q.x, y = q.y, z = q.z, w = q.w;\n float x2 = x + x;\n float y2 = y + y;\n float z2 = z + z;\n float xx = x * x2;\n float xy = x * y2;\n float xz = x * z2;\n float yy = y * y2;\n float yz = y * z2;\n float zz = z * z2;\n float wx = w * x2;\n float wy = w * y2;\n float wz = w * z2;\n float sx = s.x;\n float sy = s.y;\n float sz = s.z;\n return mat4((1. - (yy + zz)) * sx, (xy + wz) * sx, (xz - wy) * sx, 0,\n (xy - wz) * sy, (1. - (xx + zz)) * sy, (yz + wx) * sy, 0,\n (xz + wy) * sz, (yz - wx) * sz, (1. - (xx + yy)) * sz, 0,\n t.x, t.y, t.z, 1);\n}\nvec4 quatMultiply(vec4 a, vec4 b){\n vec4 quat;\n quat.x = a.x * b.w + a.w * b.x + a.y * b.z - a.z * b.y;\n quat.y = a.y * b.w + a.w * b.y + a.z * b.x - a.x * b.z;\n quat.z = a.z * b.w + a.w * b.z + a.x * b.y - a.y * b.x;\n quat.w = a.w * b.w - a.x * b.x - a.y * b.y - a.z * b.z;\n return quat;\n}\nvoid rotateVecFromQuat(inout vec3 v, vec4 q){\n float ix = q.w * v.x + q.y * v.z - q.z * v.y;\n float iy = q.w * v.y + q.z * v.x - q.x * v.z;\n float iz = q.w * v.z + q.x * v.y - q.y * v.x;\n float iw = -q.x * v.x - q.y * v.y - q.z * v.z;\n v.x = ix * q.w + iw * -q.x + iy * -q.z - iz * -q.y;\n v.y = iy * q.w + iw * -q.y + iz * -q.x - ix * -q.z;\n v.z = iz * q.w + iw * -q.z + ix * -q.y - iy * -q.x;\n}\nvec3 rotateInLocalSpace(vec3 pos, vec3 xAxis, vec3 yAxis, vec3 zAxis, vec4 q){\n float z = pos.z;\n float x = pos.x;\n float y = pos.y;\n vec4 viewQuat = quaternionFromAxis(xAxis, yAxis, zAxis);\n vec4 rotQuat = quatMultiply(viewQuat, q);\n rotateVecFromQuat(pos, rotQuat);\n return pos;\n}\nvoid rotateCorner(inout vec2 corner, float angle){\n float xOS = cos(angle) * corner.x - sin(angle) * corner.y;\n float yOS = sin(angle) * corner.x + cos(angle) * corner.y;\n corner.x = xOS;\n corner.y = yOS;\n}\nuniform Constants{\n vec4 mainTiling_Offset;\n vec4 frameTile_velLenScale;\n vec4 scale;\n};\nuniform CCGlobal {\n mat4 cc_matView;\n mat4 cc_matViewInv;\n mat4 cc_matProj;\n mat4 cc_matProjInv;\n mat4 cc_matViewProj;\n mat4 cc_matViewProjInv;\n vec4 cc_cameraPos;\n vec4 cc_time;\n mediump vec4 cc_screenSize;\n mediump vec4 cc_screenScale;\n};\nuniform CCLocal {\n mat4 cc_matWorld;\n mat4 cc_matWorldIT;\n};\nout vec2 uv;\nout vec4 color;\nvoid computeVertPos(inout vec4 pos, vec2 vertOffset, vec4 q, vec3 s\n#if CC_USE_BILLBOARD || CC_USE_VERTICAL_BILLBOARD\n , mat4 viewInv\n#endif\n#if CC_USE_STRETCHED_BILLBOARD\n , vec3 eye\n , vec4 velocity\n , float velocityScale\n , float lengthScale\n , float xIndex\n#endif\n) {\n#if CC_USE_BILLBOARD\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = normalize(vec3(viewInv[0][0], viewInv[1][0], viewInv[2][0]));\n vec3 camY = normalize(vec3(viewInv[0][1], viewInv[1][1], viewInv[2][1]));\n vec3 camZ = normalize(vec3(viewInv[0][2], viewInv[1][2], viewInv[2][2]));\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, camZ, q);\n#elif CC_USE_STRETCHED_BILLBOARD\n vec3 camRight = normalize(cross(pos.xyz - eye, velocity.xyz)) * s.x;\n vec3 camUp = velocity.xyz * velocityScale + normalize(velocity.xyz) * lengthScale * s.y;\n pos.xyz += (camRight * abs(vertOffset.x) * sign(vertOffset.y)) - camUp * xIndex;\n#elif CC_USE_HORIZONTAL_BILLBOARD\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = vec3(1, 0, 0);\n vec3 camY = vec3(0, 0, -1);\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, cross(camX, camY), q);\n#elif CC_USE_VERTICAL_BILLBOARD\n vec2 viewSpaceVert = vec2(vertOffset.x * s.x, vertOffset.y * s.y);\n rotateCorner(viewSpaceVert, q.z);\n vec3 camX = normalize(vec3(cc_matView[0][0], cc_matView[1][0], cc_matView[2][0]));\n vec3 camY = vec3(0, 1, 0);\n vec3 offset = camX * viewSpaceVert.x + camY * viewSpaceVert.y;\n pos.xyz += offset;\n#else\n pos.x += vertOffset.x;\n pos.y += vertOffset.y;\n#endif\n}\nvec2 computeUV(float frameIndex, vec2 vertIndex, vec2 frameTile){\n vec2 aniUV = vec2(0, floor(frameIndex * frameTile.y));\n aniUV.x = floor(frameIndex * frameTile.x * frameTile.y - aniUV.y * frameTile.x);\n#if !CC_USE_MESH\n vertIndex.y = 1. - vertIndex.y;\n#endif\n return (aniUV.xy + vertIndex) / vec2(frameTile.x, frameTile.y);\n}\nin vec3 a_position;\nin vec3 a_texCoord;\nin vec3 a_texCoord1;\nin vec3 a_texCoord2;\nin vec4 a_color;\n#if CC_USE_STRETCHED_BILLBOARD\n in vec3 a_color1;\n#endif\n#if CC_USE_MESH\n in vec3 a_texCoord3;\n in vec3 a_normal;\n in vec4 a_color1;\n#endif\nvec4 lpvs_main() {\n vec3 compScale = scale.xyz * a_texCoord1;\n vec4 pos = vec4(a_position, 1);\n#if CC_USE_STRETCHED_BILLBOARD\n vec4 velocity = vec4(a_color1.xyz, 0);\n#endif\n#if !CC_USE_WORLD_SPACE\n pos = cc_matWorld * pos;\n #if CC_USE_STRETCHED_BILLBOARD\n velocity = cc_matWorld * velocity;\n #endif\n#endif\n#if !CC_USE_MESH\n vec2 cornerOffset = vec2((a_texCoord.xy - 0.5));\n #if CC_USE_BILLBOARD\n vec3 rotEuler = a_texCoord2;\n #elif CC_USE_STRETCHED_BILLBOARD\n vec3 rotEuler = vec3(0.);\n #else\n vec3 rotEuler = vec3(0., 0., a_texCoord2.z);\n #endif\n computeVertPos(pos, cornerOffset, quaternionFromEuler(rotEuler), compScale\n #if CC_USE_BILLBOARD || CC_USE_VERTICAL_BILLBOARD\n , cc_matViewInv\n #endif\n #if CC_USE_STRETCHED_BILLBOARD\n , cc_cameraPos.xyz\n , velocity\n , frameTile_velLenScale.z\n , frameTile_velLenScale.w\n , a_texCoord.x\n #endif\n );\n color = a_color;\n#else\n mat4 xformNoScale = matrixFromRT(quaternionFromEuler(a_texCoord2), pos.xyz);\n mat4 xform = matFromRTS(quaternionFromEuler(a_texCoord2), pos.xyz, compScale);\n pos = xform * vec4(a_texCoord3, 1);\n vec4 normal = xformNoScale * vec4(a_normal, 0);\n color = a_color * a_color1;\n#endif\n uv = computeUV(a_texCoord.z, a_texCoord.xy, frameTile_velLenScale.xy) * mainTiling_Offset.xy + mainTiling_Offset.zw;\n pos = cc_matViewProj * pos;\n return pos;\n}\nvoid main() { gl_Position = lpvs_main(); }","frag":"\nprecision highp float;\nvec4 CCFragOutput (vec4 color) {\n #if OUTPUT_TO_GAMMA\n color.rgb = sqrt(color.rgb);\n #endif\n\treturn color;\n}\nin vec2 uv;\nin vec4 color;\nuniform sampler2D mainTexture;\nvec4 premultiplied () {\n vec4 col = color * texture(mainTexture, uv) * color.a;\n return CCFragOutput(col);\n}\nout vec4 cc_FragColor;\nvoid main() { cc_FragColor = premultiplied(); }"},"glsl1":{"vert":"\nprecision highp float;\nvec4 quaternionFromAxis(vec3 xAxis,vec3 yAxis,vec3 zAxis){\n mat3 m = mat3(xAxis,yAxis,zAxis);\n float trace = m[0][0] + m[1][1] + m[2][2];\n vec4 quat;\n if (trace > 0.) {\n float s = 0.5 / sqrt(trace + 1.0);\n quat.w = 0.25 / s;\n quat.x = (m[2][1] - m[1][2]) * s;\n quat.y = (m[0][2] - m[2][0]) * s;\n quat.z = (m[1][0] - m[0][1]) * s;\n } else if ((m[0][0] > m[1][1]) && (m[0][0] > m[2][2])) {\n float s = 2.0 * sqrt(1.0 + m[0][0] - m[1][1] - m[2][2]);\n quat.w = (m[2][1] - m[1][2]) / s;\n quat.x = 0.25 * s;\n quat.y = (m[0][1] + m[1][0]) / s;\n quat.z = (m[0][2] + m[2][0]) / s;\n } else if (m[1][1] > m[2][2]) {\n float s = 2.0 * sqrt(1.0 + m[1][1] - m[0][0] - m[2][2]);\n quat.w = (m[0][2] - m[2][0]) / s;\n quat.x = (m[0][1] + m[1][0]) / s;\n quat.y = 0.25 * s;\n quat.z = (m[1][2] + m[2][1]) / s;\n } else {\n float s = 2.0 * sqrt(1.0 + m[2][2] - m[0][0] - m[1][1]);\n quat.w = (m[1][0] - m[0][1]) / s;\n quat.x = (m[0][2] + m[2][0]) / s;\n quat.y = (m[1][2] + m[2][1]) / s;\n quat.z = 0.25 * s;\n }\n float len = quat.x * quat.x + quat.y * quat.y + quat.z * quat.z + quat.w * quat.w;\n if (len > 0.) {\n len = 1. / sqrt(len);\n quat.x = quat.x * len;\n quat.y = quat.y * len;\n quat.z = quat.z * len;\n quat.w = quat.w * len;\n }\n return quat;\n}\nvec4 quaternionFromEuler(vec3 angle){\n float x = angle.x / 2.;\n float y = angle.y / 2.;\n float z = angle.z / 2.;\n float sx = sin(x);\n float cx = cos(x);\n float sy = sin(y);\n float cy = cos(y);\n float sz = sin(z);\n float cz = cos(z);\n vec4 quat = vec4(0);\n quat.x = sx * cy * cz + cx * sy * sz;\n quat.y = cx * sy * cz + sx * cy * sz;\n quat.z = cx * cy * sz - sx * sy * cz;\n quat.w = cx * cy * cz - sx * sy * sz;\n return quat;\n}\nmat4 matrixFromRT(vec4 q, vec3 p){\n float x2 = q.x + q.x;\n float y2 = q.y + q.y;\n float z2 = q.z + q.z;\n float xx = q.x * x2;\n float xy = q.x * y2;\n float xz = q.x * z2;\n float yy = q.y * y2;\n float yz = q.y * z2;\n float zz = q.z * z2;\n float wx = q.w * x2;\n float wy = q.w * y2;\n float wz = q.w * z2;\n return mat4(\n 1. - (yy + zz), xy + wz, xz - wy, 0,\n xy - wz, 1. - (xx + zz), yz + wx, 0,\n xz + wy, yz - wx, 1. - (xx + yy), 0,\n p.x, p.y, p.z, 1\n );\n}\nmat4 matFromRTS(vec4 q, vec3 t, vec3 s){\n float x = q.x, y = q.y, z = q.z, w = q.w;\n float x2 = x + x;\n float y2 = y + y;\n float z2 = z + z;\n float xx = x * x2;\n float xy = x * y2;\n float xz = x * z2;\n float yy = y * y2;\n float yz = y * z2;\n float zz = z * z2;\n float wx = w * x2;\n float wy = w * y2;\n float wz = w * z2;\n float sx = s.x;\n float sy = s.y;\n float sz = s.z;\n return mat4((1. - (yy + zz)) * sx, (xy + wz) * sx, (xz - wy) * sx, 0,\n (xy - wz) * sy, (1. - (xx + zz)) * sy, (yz + wx) * sy, 0,\n (xz + wy) * sz, (yz - wx) * sz, (1. - (xx + yy)) * sz, 0,\n t.x, t.y, t.z, 1);\n}\nvec4 quatMultiply(vec4 a, vec4 b){\n vec4 quat;\n quat.x = a.x * b.w + a.w * b.x + a.y * b.z - a.z * b.y;\n quat.y = a.y * b.w + a.w * b.y + a.z * b.x - a.x * b.z;\n quat.z = a.z * b.w + a.w * b.z + a.x * b.y - a.y * b.x;\n quat.w = a.w * b.w - a.x * b.x - a.y * b.y - a.z * b.z;\n return quat;\n}\nvoid rotateVecFromQuat(inout vec3 v, vec4 q){\n float ix = q.w * v.x + q.y * v.z - q.z * v.y;\n float iy = q.w * v.y + q.z * v.x - q.x * v.z;\n float iz = q.w * v.z + q.x * v.y - q.y * v.x;\n float iw = -q.x * v.x - q.y * v.y - q.z * v.z;\n v.x = ix * q.w + iw * -q.x + iy * -q.z - iz * -q.y;\n v.y = iy * q.w + iw * -q.y + iz * -q.x - ix * -q.z;\n v.z = iz * q.w + iw * -q.z + ix * -q.y - iy * -q.x;\n}\nvec3 rotateInLocalSpace(vec3 pos, vec3 xAxis, vec3 yAxis, vec3 zAxis, vec4 q){\n float z = pos.z;\n float x = pos.x;\n float y = pos.y;\n vec4 viewQuat = quaternionFromAxis(xAxis, yAxis, zAxis);\n vec4 rotQuat = quatMultiply(viewQuat, q);\n rotateVecFromQuat(pos, rotQuat);\n return pos;\n}\nvoid rotateCorner(inout vec2 corner, float angle){\n float xOS = cos(angle) * corner.x - sin(angle) * corner.y;\n float yOS = sin(angle) * corner.x + cos(angle) * corner.y;\n corner.x = xOS;\n corner.y = yOS;\n}\nuniform vec4 mainTiling_Offset;\nuniform vec4 frameTile_velLenScale;\nuniform vec4 scale;\nuniform mat4 cc_matView;\nuniform mat4 cc_matViewInv;\nuniform mat4 cc_matViewProj;\nuniform vec4 cc_cameraPos;\nuniform mat4 cc_matWorld;\nvarying vec2 uv;\nvarying vec4 color;\nvoid computeVertPos(inout vec4 pos, vec2 vertOffset, vec4 q, vec3 s\n#if CC_USE_BILLBOARD || CC_USE_VERTICAL_BILLBOARD\n , mat4 viewInv\n#endif\n#if CC_USE_STRETCHED_BILLBOARD\n , vec3 eye\n , vec4 velocity\n , float velocityScale\n , float lengthScale\n , float xIndex\n#endif\n) {\n#if CC_USE_BILLBOARD\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = normalize(vec3(viewInv[0][0], viewInv[1][0], viewInv[2][0]));\n vec3 camY = normalize(vec3(viewInv[0][1], viewInv[1][1], viewInv[2][1]));\n vec3 camZ = normalize(vec3(viewInv[0][2], viewInv[1][2], viewInv[2][2]));\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, camZ, q);\n#elif CC_USE_STRETCHED_BILLBOARD\n vec3 camRight = normalize(cross(pos.xyz - eye, velocity.xyz)) * s.x;\n vec3 camUp = velocity.xyz * velocityScale + normalize(velocity.xyz) * lengthScale * s.y;\n pos.xyz += (camRight * abs(vertOffset.x) * sign(vertOffset.y)) - camUp * xIndex;\n#elif CC_USE_HORIZONTAL_BILLBOARD\n vec3 viewSpaceVert = vec3(vertOffset.x * s.x, vertOffset.y * s.y, 0.);\n vec3 camX = vec3(1, 0, 0);\n vec3 camY = vec3(0, 0, -1);\n pos.xyz += rotateInLocalSpace(viewSpaceVert, camX, camY, cross(camX, camY), q);\n#elif CC_USE_VERTICAL_BILLBOARD\n vec2 viewSpaceVert = vec2(vertOffset.x * s.x, vertOffset.y * s.y);\n rotateCorner(viewSpaceVert, q.z);\n vec3 camX = normalize(vec3(cc_matView[0][0], cc_matView[1][0], cc_matView[2][0]));\n vec3 camY = vec3(0, 1, 0);\n vec3 offset = camX * viewSpaceVert.x + camY * viewSpaceVert.y;\n pos.xyz += offset;\n#else\n pos.x += vertOffset.x;\n pos.y += vertOffset.y;\n#endif\n}\nvec2 computeUV(float frameIndex, vec2 vertIndex, vec2 frameTile){\n vec2 aniUV = vec2(0, floor(frameIndex * frameTile.y));\n aniUV.x = floor(frameIndex * frameTile.x * frameTile.y - aniUV.y * frameTile.x);\n#if !CC_USE_MESH\n vertIndex.y = 1. - vertIndex.y;\n#endif\n return (aniUV.xy + vertIndex) / vec2(frameTile.x, frameTile.y);\n}\nattribute vec3 a_position;\nattribute vec3 a_texCoord;\nattribute vec3 a_texCoord1;\nattribute vec3 a_texCoord2;\nattribute vec4 a_color;\n#if CC_USE_STRETCHED_BILLBOARD\n attribute vec3 a_color1;\n#endif\n#if CC_USE_MESH\n attribute vec3 a_texCoord3;\n attribute vec3 a_normal;\n attribute vec4 a_color1;\n#endif\nvec4 lpvs_main() {\n vec3 compScale = scale.xyz * a_texCoord1;\n vec4 pos = vec4(a_position, 1);\n#if CC_USE_STRETCHED_BILLBOARD\n vec4 velocity = vec4(a_color1.xyz, 0);\n#endif\n#if !CC_USE_WORLD_SPACE\n pos = cc_matWorld * pos;\n #if CC_USE_STRETCHED_BILLBOARD\n velocity = cc_matWorld * velocity;\n #endif\n#endif\n#if !CC_USE_MESH\n vec2 cornerOffset = vec2((a_texCoord.xy - 0.5));\n #if CC_USE_BILLBOARD\n vec3 rotEuler = a_texCoord2;\n #elif CC_USE_STRETCHED_BILLBOARD\n vec3 rotEuler = vec3(0.);\n #else\n vec3 rotEuler = vec3(0., 0., a_texCoord2.z);\n #endif\n computeVertPos(pos, cornerOffset, quaternionFromEuler(rotEuler), compScale\n #if CC_USE_BILLBOARD || CC_USE_VERTICAL_BILLBOARD\n , cc_matViewInv\n #endif\n #if CC_USE_STRETCHED_BILLBOARD\n , cc_cameraPos.xyz\n , velocity\n , frameTile_velLenScale.z\n , frameTile_velLenScale.w\n , a_texCoord.x\n #endif\n );\n color = a_color;\n#else\n mat4 xformNoScale = matrixFromRT(quaternionFromEuler(a_texCoord2), pos.xyz);\n mat4 xform = matFromRTS(quaternionFromEuler(a_texCoord2), pos.xyz, compScale);\n pos = xform * vec4(a_texCoord3, 1);\n vec4 normal = xformNoScale * vec4(a_normal, 0);\n color = a_color * a_color1;\n#endif\n uv = computeUV(a_texCoord.z, a_texCoord.xy, frameTile_velLenScale.xy) * mainTiling_Offset.xy + mainTiling_Offset.zw;\n pos = cc_matViewProj * pos;\n return pos;\n}\nvoid main() { gl_Position = lpvs_main(); }","frag":"\nprecision highp float;\nvec4 CCFragOutput (vec4 color) {\n #if OUTPUT_TO_GAMMA\n color.rgb = sqrt(color.rgb);\n #endif\n\treturn color;\n}\nvarying vec2 uv;\nvarying vec4 color;\nuniform sampler2D mainTexture;\nvec4 premultiplied () {\n vec4 col = color * texture2D(mainTexture, uv) * color.a;\n return CCFragOutput(col);\n}\nvoid main() { gl_FragColor = premultiplied(); 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