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Diffstat (limited to 'shaders/skia/169-8.shader_test')
-rw-r--r-- | shaders/skia/169-8.shader_test | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/shaders/skia/169-8.shader_test b/shaders/skia/169-8.shader_test new file mode 100644 index 0000000..1578e5f --- /dev/null +++ b/shaders/skia/169-8.shader_test @@ -0,0 +1,52 @@ +[require] +GLSL >= 1.40 + +[fragment shader] +#version 140 + +#extension GL_ARB_fragment_coord_conventions : require +layout(origin_upper_left) in vec4 gl_FragCoord; +out vec4 sk_FragColor; +uniform vec3 uedges_Stage2[3]; +uniform sampler2D uTextureSampler_0_Stage1; +noperspective in vec2 vTransformedCoords_0_Stage0; +void main() { + vec4 output_Stage1; + { + output_Stage1 = texture(uTextureSampler_0_Stage1, vTransformedCoords_0_Stage0); + } + vec4 output_Stage2; + { + float alpha = 1.0; + float edge; + edge = dot(uedges_Stage2[0], vec3(gl_FragCoord.x, gl_FragCoord.y, 1.0)); + edge = clamp(edge, 0.0, 1.0); + alpha *= edge; + edge = dot(uedges_Stage2[1], vec3(gl_FragCoord.x, gl_FragCoord.y, 1.0)); + edge = clamp(edge, 0.0, 1.0); + alpha *= edge; + edge = dot(uedges_Stage2[2], vec3(gl_FragCoord.x, gl_FragCoord.y, 1.0)); + edge = clamp(edge, 0.0, 1.0); + alpha *= edge; + alpha = 1.0 - alpha; + output_Stage2 = output_Stage1 * alpha; + } + { + sk_FragColor = output_Stage2; + } +} + +[vertex shader] +#version 140 + +uniform vec4 sk_RTAdjust; +uniform mat3 uCoordTransformMatrix_0_Stage0; +in vec2 position; +in vec2 localCoord; +noperspective out vec2 vTransformedCoords_0_Stage0; +void main() { + vTransformedCoords_0_Stage0 = (uCoordTransformMatrix_0_Stage0 * vec3(localCoord, 1.0)).xy; + gl_Position = vec4(position.x, position.y, 0.0, 1.0); + gl_Position = vec4(gl_Position.xy * sk_RTAdjust.xz + gl_Position.ww * sk_RTAdjust.yw, 0.0, gl_Position.w); +} + |