diff options
Diffstat (limited to 'tests/spec/arb_tessellation_shader/execution/patch-single-vert.shader_test')
-rw-r--r-- | tests/spec/arb_tessellation_shader/execution/patch-single-vert.shader_test | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/tests/spec/arb_tessellation_shader/execution/patch-single-vert.shader_test b/tests/spec/arb_tessellation_shader/execution/patch-single-vert.shader_test new file mode 100644 index 000000000..3f779c1b0 --- /dev/null +++ b/tests/spec/arb_tessellation_shader/execution/patch-single-vert.shader_test @@ -0,0 +1,49 @@ +# Test a very simple set of tess shaders which +# do not require per-vertex data. + +[require] +GLSL >= 1.50 +GL_ARB_tessellation_shader + +[vertex shader passthrough] + +[tessellation control shader] +#version 150 +#extension GL_ARB_tessellation_shader : require + +layout(vertices = 1) out; + +void main() +{ + gl_TessLevelInner[0] = 1.0; + gl_TessLevelInner[1] = 1.0; + + gl_TessLevelOuter[0] = 1.0; + gl_TessLevelOuter[1] = 1.0; + gl_TessLevelOuter[2] = 1.0; + gl_TessLevelOuter[3] = 1.0; +} + +[tessellation evaluation shader] +#version 150 +#extension GL_ARB_tessellation_shader : require + +layout(quads, equal_spacing) in; + +void main() +{ + gl_Position = vec4(gl_TessCoord.xy * 2 - 1, 0, 1); +} + +[fragment shader] +#version 150 + +void main() +{ + gl_FragColor = vec4(0.0, 1.0, 0.0, 1.0); +} + +[test] +patch parameter vertices 1 +draw arrays GL_PATCHES 0 1 +probe all rgba 0.0 1.0 0.0 1.0 |