1 files changed, 68 insertions, 0 deletions
diff --git a/shaders/skia/1471.shader_test b/shaders/skia/1471.shader_test
new file mode 100644
index 0000000..50dd279
--- /dev/null
+++ b/shaders/skia/1471.shader_test
@@ -0,0 +1,68 @@
+[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 ucircleData_Stage1;
+uniform sampler2D uTextureSampler_0_Stage1;
+noperspective in vec2 vEllipseOffsets0_Stage0;
+noperspective in vec2 vEllipseOffsets1_Stage0;
+noperspective in vec4 vinColor_Stage0;
+void main() {
+    vec4 outputCoverage_Stage0;
+    {
+        vec2 scaledOffset = vEllipseOffsets0_Stage0;
+        float test = dot(scaledOffset, scaledOffset) - 1.0;
+        vec2 duvdx = dFdx(vEllipseOffsets0_Stage0);
+        vec2 duvdy = -dFdy(vEllipseOffsets0_Stage0);
+        vec2 grad = vec2(vEllipseOffsets0_Stage0.x * duvdx.x + vEllipseOffsets0_Stage0.y * duvdx.y, vEllipseOffsets0_Stage0.x * duvdy.x + vEllipseOffsets0_Stage0.y * duvdy.y);
+        float grad_dot = 4.0 * dot(grad, grad);
+        grad_dot = max(grad_dot, 1.1754999560161448e-38);
+        float invlen = inversesqrt(grad_dot);
+        float edgeAlpha = clamp(0.5 - test * invlen, 0.0, 1.0);
+        scaledOffset = vEllipseOffsets1_Stage0;
+        test = dot(scaledOffset, scaledOffset) - 1.0;
+        duvdx = dFdx(vEllipseOffsets1_Stage0);
+        duvdy = -dFdy(vEllipseOffsets1_Stage0);
+        grad = vec2(vEllipseOffsets1_Stage0.x * duvdx.x + vEllipseOffsets1_Stage0.y * duvdx.y, vEllipseOffsets1_Stage0.x * duvdy.x + vEllipseOffsets1_Stage0.y * duvdy.y);
+        grad_dot = 4.0 * dot(grad, grad);
+        invlen = inversesqrt(grad_dot);
+        edgeAlpha *= clamp(0.5 + test * invlen, 0.0, 1.0);
+        outputCoverage_Stage0 = vec4(edgeAlpha);
+    }
+    vec4 output_Stage1;
+    {
+        vec2 vec = vec2((gl_FragCoord.x - ucircleData_Stage1.x) * ucircleData_Stage1.w, (gl_FragCoord.y - ucircleData_Stage1.y) * ucircleData_Stage1.w);
+        float dist = length(vec) + (0.5 - ucircleData_Stage1.z) * ucircleData_Stage1.w;
+        output_Stage1 = outputCoverage_Stage0 * texture(uTextureSampler_0_Stage1, vec2(dist, 0.5)).w;
+    }
+    {
+        sk_FragColor = 1.0 - output_Stage1;
+    }
+}
+
+[vertex shader]
+#version 140
+
+uniform vec4 sk_RTAdjust;
+uniform mat3 uViewM_Stage0;
+in vec2 inPosition;
+in vec4 inColor;
+in vec2 inEllipseOffsets0;
+in vec2 inEllipseOffsets1;
+noperspective out vec2 vEllipseOffsets0_Stage0;
+noperspective out vec2 vEllipseOffsets1_Stage0;
+noperspective out vec4 vinColor_Stage0;
+void main() {
+    vEllipseOffsets0_Stage0 = inEllipseOffsets0;
+    vEllipseOffsets1_Stage0 = inEllipseOffsets1;
+    vinColor_Stage0 = inColor;
+    vec2 pos2 = (uViewM_Stage0 * vec3(inPosition, 1.0)).xy;
+    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);
+}
+