Fix a test case and add a couple more

[libs/gl.git] / tests / glsl / function_overloading.glsl

diff --git a/tests/glsl/function_overloading.glsl b/tests/glsl/function_overloading.glsl
new file mode 100644 (file)
index 0000000..636db51
--- /dev/null
+++ b/tests/glsl/function_overloading.glsl
@@ -0,0 +1,60 @@
+uniform mat4 mvp;
+uniform sampler2D tex;
+uniform vec3 ambient;
+
+vec3 srgb_to_linear(vec3 color)
+{
+       bvec3 near_zero = lessThan(color, vec3(0.04045));
+       vec3 gamma = pow((color.rgb+0.055)/1.055, vec3(2.4));
+       return mix(color.rgb/12.92, gamma, near_zero);
+}
+vec4 srgb_to_linear(vec4 color)
+{
+       return vec4(srgb_to_linear(color.rgb), color.a);
+}
+
+#pragma MSP stage(vertex)
+layout(location=0) in vec4 position;
+layout(location=1) in vec2 texcoord;
+void main()
+{
+       passthrough;
+       gl_Position = mvp*position;
+}
+
+#pragma MSP stage(fragment)
+layout(location=0) out vec4 frag_color;
+void main()
+{
+       frag_color = srgb_to_linear(texture(tex, texcoord));
+}
+
+/* Expected output: vertex
+uniform mat4 mvp;
+layout(location=0) in vec4 position;
+layout(location=1) in vec2 texcoord;
+out vec2 _vs_out_texcoord;
+void main()
+{
+  _vs_out_texcoord = texcoord;
+  gl_Position = mvp*position;
+}
+*/
+
+/* Expected output: fragment
+uniform sampler2D tex;
+vec3 srgb_to_linear(vec3 color)
+{
+  return mix(color.rgb/12.92, pow((color.rgb+0.055)/1.055, vec3(2.4)), lessThan(color, vec3(0.04045)));
+}
+vec4 srgb_to_linear(vec4 color)
+{
+  return vec4(srgb_to_linear(color.rgb), color.a);
+}
+layout(location=0) out vec4 frag_color;
+in vec2 _vs_out_texcoord;
+void main()
+{
+  frag_color = srgb_to_linear(texture(tex, _vs_out_texcoord));
+}
+*/