diff options
Diffstat (limited to 'shaders/skia/40-22.shader_test')
-rw-r--r-- | shaders/skia/40-22.shader_test | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/shaders/skia/40-22.shader_test b/shaders/skia/40-22.shader_test new file mode 100644 index 0000000..d684466 --- /dev/null +++ b/shaders/skia/40-22.shader_test @@ -0,0 +1,44 @@ +[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 vec4 uinnerRect_Stage1; +uniform vec2 uradiusPlusHalf_Stage1; +flat in vec4 vcolor_Stage0; +void main() { + vec4 outputColor_Stage0; + { + outputColor_Stage0 = vcolor_Stage0; + } + vec4 output_Stage1; + { + vec2 dxy0 = uinnerRect_Stage1.xy - gl_FragCoord.xy; + float dx1 = gl_FragCoord.x - uinnerRect_Stage1.z; + vec2 dxy = max(vec2(max(dxy0.x, dx1), dxy0.y), 0.0); + float bottomAlpha = clamp(uinnerRect_Stage1.w - gl_FragCoord.y, 0.0, 1.0); + float alpha = bottomAlpha * clamp(uradiusPlusHalf_Stage1.x - length(dxy), 0.0, 1.0); + output_Stage1 = vec4(alpha); + } + { + sk_FragColor = outputColor_Stage0 * output_Stage1; + } +} + +[vertex shader] +#version 140 + +uniform vec4 sk_RTAdjust; +in vec2 position; +in vec4 color; +flat out vec4 vcolor_Stage0; +void main() { + vcolor_Stage0 = color; + 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); +} + |