diff options
Diffstat (limited to 'shaders/skia/4-73.shader_test')
-rw-r--r-- | shaders/skia/4-73.shader_test | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/shaders/skia/4-73.shader_test b/shaders/skia/4-73.shader_test new file mode 100644 index 0000000..3de5b55 --- /dev/null +++ b/shaders/skia/4-73.shader_test @@ -0,0 +1,46 @@ +[require] +GLSL >= 1.40 + +[fragment shader] +#version 140 + +out vec4 sk_FragColor; +uniform vec4 uColor_Stage0; +noperspective in vec3 vDashParam_Stage0; +noperspective in vec2 vCircleParams_Stage0; +void main() { + vec4 outputColor_Stage0; + vec4 outputCoverage_Stage0; + { + outputColor_Stage0 = uColor_Stage0; + float xShifted = vDashParam_Stage0.x - floor(vDashParam_Stage0.x / vDashParam_Stage0.z) * vDashParam_Stage0.z; + vec2 fragPosShifted = vec2(xShifted, vDashParam_Stage0.y); + vec2 center = vec2(vCircleParams_Stage0.y, 0.0); + float dist = length(center - fragPosShifted); + float diff = dist - vCircleParams_Stage0.x; + diff = 1.0 - diff; + float alpha = clamp(diff, 0.0, 1.0); + outputCoverage_Stage0 = vec4(alpha); + } + { + sk_FragColor = outputColor_Stage0 * outputCoverage_Stage0; + } +} + +[vertex shader] +#version 140 + +uniform vec4 sk_RTAdjust; +in vec2 inPosition; +in vec3 inDashParams; +in vec2 inCircleParams; +noperspective out vec3 vDashParam_Stage0; +noperspective out vec2 vCircleParams_Stage0; +void main() { + vDashParam_Stage0 = inDashParams; + vCircleParams_Stage0 = inCircleParams; + vec2 pos2 = inPosition; + gl_Position = vec4(pos2.x, pos2.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); +} + |