1 files changed, 113 insertions, 0 deletions
diff --git a/shaders/skia/1408.shader_test b/shaders/skia/1408.shader_test
new file mode 100644
index 0000000..1789de3
--- /dev/null
+++ b/shaders/skia/1408.shader_test
@@ -0,0 +1,113 @@
+[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 uCoordTransformMatrix_1_Stage0;
+uniform vec4 uCoordTransformMatrix_2_Stage0;
+uniform vec4 usubset_Stage1_c0_c0;
+uniform vec4 uclamp_Stage1_c0_c0;
+uniform vec4 uboundsUniform_Stage2_c1_c0;
+uniform float uxInvZoom_Stage2_c1_c0;
+uniform float uyInvZoom_Stage2_c1_c0;
+uniform float uxInvInset_Stage2_c1_c0;
+uniform float uyInvInset_Stage2_c1_c0;
+uniform vec2 uoffset_Stage2_c1_c0;
+uniform sampler2D uTextureSampler_0_Stage1;
+uniform sampler2D uTextureSampler_0_Stage2;
+noperspective in vec4 vcolor_Stage0;
+noperspective in vec3 vTransformedCoords_0_Stage0;
+noperspective in float vinCoverage_Stage0;
+vec4 TextureEffect_Stage1_c0_c0(vec4 _input, vec2 _coords) {
+    _coords = _coords * uCoordTransformMatrix_1_Stage0.xz + uCoordTransformMatrix_1_Stage0.yw;
+    vec4 _output;
+    vec2 inCoord = _coords;
+    vec2 subsetCoord;
+    subsetCoord.x = mod(inCoord.x - usubset_Stage1_c0_c0.x, usubset_Stage1_c0_c0.z - usubset_Stage1_c0_c0.x) + usubset_Stage1_c0_c0.x;
+    subsetCoord.y = mod(inCoord.y - usubset_Stage1_c0_c0.y, usubset_Stage1_c0_c0.w - usubset_Stage1_c0_c0.y) + usubset_Stage1_c0_c0.y;
+    vec2 clampedCoord;
+    clampedCoord.x = clamp(subsetCoord.x, uclamp_Stage1_c0_c0.x, uclamp_Stage1_c0_c0.z);
+    clampedCoord.y = clamp(subsetCoord.y, uclamp_Stage1_c0_c0.y, uclamp_Stage1_c0_c0.w);
+    vec4 textureColor = texture(uTextureSampler_0_Stage1, clampedCoord);
+    _output = _input * textureColor;
+    return _output;
+}
+vec4 MagnifierEffect_Stage2_c1_c0(vec4 _input, vec2 _coords) {
+    _coords = _coords * uCoordTransformMatrix_2_Stage0.xz + uCoordTransformMatrix_2_Stage0.yw;
+    vec4 _output;
+    vec2 coord = _coords;
+    vec2 zoom_coord = uoffset_Stage2_c1_c0 + coord * vec2(uxInvZoom_Stage2_c1_c0, uyInvZoom_Stage2_c1_c0);
+    vec2 delta = (coord - uboundsUniform_Stage2_c1_c0.xy) * uboundsUniform_Stage2_c1_c0.zw;
+    delta = min(delta, vec2(1.0, 1.0) - delta);
+    delta *= vec2(uxInvInset_Stage2_c1_c0, uyInvInset_Stage2_c1_c0);
+    float weight = 0.0;
+    if (delta.x < 2.0 && delta.y < 2.0) {
+        delta = vec2(2.0, 2.0) - delta;
+        float dist = length(delta);
+        dist = max(2.0 - dist, 0.0);
+        weight = min(dist * dist, 1.0);
+    } else {
+        vec2 delta_squared = delta * delta;
+        weight = min(min(delta_squared.x, delta_squared.y), 1.0);
+    }
+    _output = texture(uTextureSampler_0_Stage2, mix(coord, zoom_coord, weight));
+    return _output;
+}
+void main() {
+    vec4 outputCoverage_Stage0;
+    {
+        float alpha = 1.0;
+        alpha = vinCoverage_Stage0;
+        outputCoverage_Stage0 = vec4(alpha);
+    }
+    vec4 output_Stage1;
+    {
+        vec2 vTransformedCoords_0_Stage0_ensure2D = vTransformedCoords_0_Stage0.xy / vTransformedCoords_0_Stage0.z;
+        float coord = vTransformedCoords_0_Stage0_ensure2D.y - 0.5;
+        float f = fract(coord);
+        coord += 0.5 - f;
+        float f2 = f * f;
+        vec4 w = mat4(0.055555555555555552, 0.88888888888888884, 0.055555555555555552, 0.0, -0.5, 0.0, 0.5, 0.0, 0.83333333333333337, -2.0, 1.5, -0.33333333333333331, -0.3888888888888889, 1.1666666666666667, -1.1666666666666667, 0.3888888888888889) * vec4(1.0, f, f2, f2 * f);
+        vec4 c[4];
+        c[0] = TextureEffect_Stage1_c0_c0(vec4(1.0), vec2(vTransformedCoords_0_Stage0_ensure2D.x, coord + -1.0));
+        c[1] = TextureEffect_Stage1_c0_c0(vec4(1.0), vec2(vTransformedCoords_0_Stage0_ensure2D.x, coord));
+        c[2] = TextureEffect_Stage1_c0_c0(vec4(1.0), vec2(vTransformedCoords_0_Stage0_ensure2D.x, coord + 1.0));
+        c[3] = TextureEffect_Stage1_c0_c0(vec4(1.0), vec2(vTransformedCoords_0_Stage0_ensure2D.x, coord + 2.0));
+        vec4 bicubicColor = ((c[0] * w.x + c[1] * w.y) + c[2] * w.z) + c[3] * w.w;
+        bicubicColor.xyz = max(vec3(0.0), min(bicubicColor.xyz, bicubicColor.www));
+        output_Stage1 = bicubicColor * outputCoverage_Stage0;
+    }
+    vec4 output_Stage2;
+    {
+        output_Stage2 = MagnifierEffect_Stage2_c1_c0(output_Stage1, gl_FragCoord.xy);
+    }
+    {
+        sk_FragColor = output_Stage2;
+    }
+}
+
+[vertex shader]
+#version 140
+
+uniform vec4 sk_RTAdjust;
+uniform mat3 uCoordTransformMatrix_0_Stage0;
+in vec2 inPosition;
+in vec4 inColor;
+in float inCoverage;
+noperspective out vec4 vcolor_Stage0;
+noperspective out vec3 vTransformedCoords_0_Stage0;
+noperspective out float vinCoverage_Stage0;
+void main() {
+    vec4 color = inColor;
+    vcolor_Stage0 = color;
+    vec2 pos2 = inPosition;
+    vTransformedCoords_0_Stage0 = uCoordTransformMatrix_0_Stage0 * vec3(inPosition, 1.0);
+    vinCoverage_Stage0 = inCoverage;
+    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);
+}
+