[Piglit] [PATCH 1/4] glsl-1.30: Add new tests for basic functionality of switch statements.

Eric Anholt eric at anholt.net
Fri Jan 27 10:11:48 PST 2012


---
 .../execution/switch/fs-perpixel.shader_test       |   49 ++++++++++++++++++++
 .../execution/switch/fs-uniform.shader_test        |   49 ++++++++++++++++++++
 .../execution/switch/vs-pervertex.shader_test      |   45 ++++++++++++++++++
 .../execution/switch/vs-uniform.shader_test        |   49 ++++++++++++++++++++
 4 files changed, 192 insertions(+), 0 deletions(-)
 create mode 100644 tests/spec/glsl-1.30/execution/switch/fs-perpixel.shader_test
 create mode 100644 tests/spec/glsl-1.30/execution/switch/fs-uniform.shader_test
 create mode 100644 tests/spec/glsl-1.30/execution/switch/vs-pervertex.shader_test
 create mode 100644 tests/spec/glsl-1.30/execution/switch/vs-uniform.shader_test

diff --git a/tests/spec/glsl-1.30/execution/switch/fs-perpixel.shader_test b/tests/spec/glsl-1.30/execution/switch/fs-perpixel.shader_test
new file mode 100644
index 0000000..87b6a93
--- /dev/null
+++ b/tests/spec/glsl-1.30/execution/switch/fs-perpixel.shader_test
@@ -0,0 +1,49 @@
+[require]
+GLSL >= 1.30
+
+[vertex shader]
+#version 130
+void main()
+{
+	gl_Position = gl_Vertex;
+}
+
+[fragment shader]
+#version 130
+
+void main()
+{
+	int i = (int(gl_FragCoord.x) & 1) + (int(gl_FragCoord.y) & 1) * 2;
+
+	switch (i) {
+	case 0:
+		gl_FragColor = vec4(1.0, 0.0, 0.0, 0.0);
+		break;
+	case 1:
+		gl_FragColor = vec4(0.0, 1.0, 0.0, 0.0);
+		break;
+	case 2:
+		gl_FragColor = vec4(0.0, 0.0, 1.0, 0.0);
+		break;
+	case 3:
+		gl_FragColor = vec4(1.0, 1.0, 1.0, 0.0);
+		break;
+	default:
+		gl_FragColor = vec4(1.0, 0.0, 1.0, 0.0);
+	}
+}
+
+[test]
+draw rect -1 -1 2 2
+
+# test a couple of 2x2 blocks.
+
+probe rgba 0 0 1.0 0.0 0.0 0.0
+probe rgba 1 0 0.0 1.0 0.0 0.0
+probe rgba 0 1 0.0 0.0 1.0 0.0
+probe rgba 1 1 1.0 1.0 1.0 0.0
+
+probe rgba 2 0 1.0 0.0 0.0 0.0
+probe rgba 3 0 0.0 1.0 0.0 0.0
+probe rgba 2 1 0.0 0.0 1.0 0.0
+probe rgba 3 1 1.0 1.0 1.0 0.0
diff --git a/tests/spec/glsl-1.30/execution/switch/fs-uniform.shader_test b/tests/spec/glsl-1.30/execution/switch/fs-uniform.shader_test
new file mode 100644
index 0000000..b37cff9
--- /dev/null
+++ b/tests/spec/glsl-1.30/execution/switch/fs-uniform.shader_test
@@ -0,0 +1,49 @@
+[require]
+GLSL >= 1.30
+
+[vertex shader]
+#version 130
+void main()
+{
+	gl_Position = gl_Vertex;
+}
+
+[fragment shader]
+#version 130
+
+uniform int i;
+
+void main()
+{
+	switch (i) {
+	case 0:
+		gl_FragColor = vec4(1.0, 0.0, 0.0, 0.0);
+		break;
+	case 1:
+		gl_FragColor = vec4(0.0, 1.0, 0.0, 0.0);
+		break;
+	case 2:
+		gl_FragColor = vec4(0.0, 0.0, 1.0, 0.0);
+		break;
+	case 3:
+		gl_FragColor = vec4(1.0, 1.0, 1.0, 0.0);
+		break;
+	default:
+		gl_FragColor = vec4(1.0, 0.0, 1.0, 0.0);
+	}
+}
+
+[test]
+uniform int i 0
+draw rect -1 -1 1 1
+uniform int i 1
+draw rect 0 -1 1 1
+uniform int i 2
+draw rect -1 0 1 1
+uniform int i 3
+draw rect 0 0 1 1
+
+relative probe rgba (0.0, 0.0) (1.0, 0.0, 0.0, 0.0)
+relative probe rgba (1.0, 0.0) (0.0, 1.0, 0.0, 0.0)
+relative probe rgba (0.0, 1.0) (0.0, 0.0, 1.0, 0.0)
+relative probe rgba (1.0, 1.0) (1.0, 1.0, 1.0, 0.0)
diff --git a/tests/spec/glsl-1.30/execution/switch/vs-pervertex.shader_test b/tests/spec/glsl-1.30/execution/switch/vs-pervertex.shader_test
new file mode 100644
index 0000000..a18351a
--- /dev/null
+++ b/tests/spec/glsl-1.30/execution/switch/vs-pervertex.shader_test
@@ -0,0 +1,45 @@
+[require]
+GLSL >= 1.30
+
+[vertex shader]
+#version 130
+uniform int i;
+
+void main()
+{
+	int i = int(gl_Vertex.x > 0) + 2 * int(gl_Vertex.y > 0);
+
+	gl_Position = gl_Vertex;
+
+	switch (i) {
+	case 0:
+		gl_FrontColor = vec4(1.0, 0.0, 0.0, 0.0);
+		break;
+	case 1:
+		gl_FrontColor = vec4(0.0, 1.0, 0.0, 0.0);
+		break;
+	case 2:
+		gl_FrontColor = vec4(0.0, 0.0, 1.0, 0.0);
+		break;
+	case 3:
+		gl_FrontColor = vec4(1.0, 1.0, 1.0, 0.0);
+		break;
+	default:
+		gl_FrontColor = vec4(1.0, 0.0, 1.0, 0.0);
+	}
+}
+
+[fragment shader]
+#version 130
+void main()
+{
+	gl_FragColor = gl_Color;
+}
+
+[test]
+draw rect -1 -1 2 2
+
+relative probe rgba (0.0, 0.0) (1.0, 0.0, 0.0, 0.0)
+relative probe rgba (1.0, 0.0) (0.0, 1.0, 0.0, 0.0)
+relative probe rgba (0.0, 1.0) (0.0, 0.0, 1.0, 0.0)
+relative probe rgba (1.0, 1.0) (1.0, 1.0, 1.0, 0.0)
diff --git a/tests/spec/glsl-1.30/execution/switch/vs-uniform.shader_test b/tests/spec/glsl-1.30/execution/switch/vs-uniform.shader_test
new file mode 100644
index 0000000..eeceb99
--- /dev/null
+++ b/tests/spec/glsl-1.30/execution/switch/vs-uniform.shader_test
@@ -0,0 +1,49 @@
+[require]
+GLSL >= 1.30
+
+[vertex shader]
+#version 130
+uniform int i;
+
+void main()
+{
+	gl_Position = gl_Vertex;
+	switch (i) {
+	case 0:
+		gl_FrontColor = vec4(1.0, 0.0, 0.0, 0.0);
+		break;
+	case 1:
+		gl_FrontColor = vec4(0.0, 1.0, 0.0, 0.0);
+		break;
+	case 2:
+		gl_FrontColor = vec4(0.0, 0.0, 1.0, 0.0);
+		break;
+	case 3:
+		gl_FrontColor = vec4(1.0, 1.0, 1.0, 0.0);
+		break;
+	default:
+		gl_FrontColor = vec4(1.0, 0.0, 1.0, 0.0);
+	}
+}
+
+[fragment shader]
+#version 130
+void main()
+{
+	gl_FragColor = gl_Color;
+}
+
+[test]
+uniform int i 0
+draw rect -1 -1 1 1
+uniform int i 1
+draw rect 0 -1 1 1
+uniform int i 2
+draw rect -1 0 1 1
+uniform int i 3
+draw rect 0 0 1 1
+
+relative probe rgba (0.0, 0.0) (1.0, 0.0, 0.0, 0.0)
+relative probe rgba (1.0, 0.0) (0.0, 1.0, 0.0, 0.0)
+relative probe rgba (0.0, 1.0) (0.0, 0.0, 1.0, 0.0)
+relative probe rgba (1.0, 1.0) (1.0, 1.0, 1.0, 0.0)
-- 
1.7.7.3



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