[Piglit] [PATCH] arb_gpu_shader5: add some compiler/linker tests for sample qualifier
Chris Forbes
chrisf at ijw.co.nz
Fri Nov 29 11:35:50 PST 2013
Signed-off-by: Chris Forbes <chrisf at ijw.co.nz>
---
.../sample-qualifier/fs-sample-in-no-writes.frag | 21 +++++++++++++++
.../sample-qualifier/fs-sample-in-qualifier.frag | 16 +++++++++++
.../sample-qualifier/fs-sample-out-qualifier.frag | 19 +++++++++++++
.../sample-qualifier/gs-sample-in-qualifier.geom | 16 +++++++++++
.../sample-qualifier/gs-sample-out-qualifier.geom | 21 +++++++++++++++
.../sample-qualifier/vs-sample-in-qualifier.vert | 17 ++++++++++++
.../sample-qualifier/vs-sample-out-qualifier.vert | 17 ++++++++++++
.../sample-qualifier-unqualified-vs-fs.shader_test | 30 +++++++++++++++++++++
.../linker/sample-qualifier-vs-fs.shader_test | 31 ++++++++++++++++++++++
9 files changed, 188 insertions(+)
create mode 100644 tests/spec/arb_gpu_shader5/compiler/sample-qualifier/fs-sample-in-no-writes.frag
create mode 100644 tests/spec/arb_gpu_shader5/compiler/sample-qualifier/fs-sample-in-qualifier.frag
create mode 100644 tests/spec/arb_gpu_shader5/compiler/sample-qualifier/fs-sample-out-qualifier.frag
create mode 100644 tests/spec/arb_gpu_shader5/compiler/sample-qualifier/gs-sample-in-qualifier.geom
create mode 100644 tests/spec/arb_gpu_shader5/compiler/sample-qualifier/gs-sample-out-qualifier.geom
create mode 100644 tests/spec/arb_gpu_shader5/compiler/sample-qualifier/vs-sample-in-qualifier.vert
create mode 100644 tests/spec/arb_gpu_shader5/compiler/sample-qualifier/vs-sample-out-qualifier.vert
create mode 100644 tests/spec/arb_gpu_shader5/linker/sample-qualifier-unqualified-vs-fs.shader_test
create mode 100644 tests/spec/arb_gpu_shader5/linker/sample-qualifier-vs-fs.shader_test
diff --git a/tests/spec/arb_gpu_shader5/compiler/sample-qualifier/fs-sample-in-no-writes.frag b/tests/spec/arb_gpu_shader5/compiler/sample-qualifier/fs-sample-in-no-writes.frag
new file mode 100644
index 0000000..3c212d3
--- /dev/null
+++ b/tests/spec/arb_gpu_shader5/compiler/sample-qualifier/fs-sample-in-no-writes.frag
@@ -0,0 +1,21 @@
+// [config]
+// expect_result: fail
+// glsl_version: 1.50
+// require_extensions: GL_ARB_gpu_shader5
+// [end config]
+
+// From the ARB_gpu_shader5 spec:
+// "Variables declared as ..., or sample in may
+// not be written to during shader execution."
+
+#version 150
+#extension GL_ARB_gpu_shader5: require
+
+sample in vec4 x;
+
+void main()
+{
+ x = vec4(0); /* not allowed */
+ gl_FragColor = vec4(1);
+}
+
diff --git a/tests/spec/arb_gpu_shader5/compiler/sample-qualifier/fs-sample-in-qualifier.frag b/tests/spec/arb_gpu_shader5/compiler/sample-qualifier/fs-sample-in-qualifier.frag
new file mode 100644
index 0000000..afcd8ac
--- /dev/null
+++ b/tests/spec/arb_gpu_shader5/compiler/sample-qualifier/fs-sample-in-qualifier.frag
@@ -0,0 +1,16 @@
+// [config]
+// expect_result: pass
+// glsl_version: 1.50
+// require_extensions: GL_ARB_gpu_shader5
+// [end config]
+
+#version 150
+#extension GL_ARB_gpu_shader5: require
+
+sample in vec4 x;
+
+void main()
+{
+ gl_FragColor = x;
+}
+
diff --git a/tests/spec/arb_gpu_shader5/compiler/sample-qualifier/fs-sample-out-qualifier.frag b/tests/spec/arb_gpu_shader5/compiler/sample-qualifier/fs-sample-out-qualifier.frag
new file mode 100644
index 0000000..bcb621d
--- /dev/null
+++ b/tests/spec/arb_gpu_shader5/compiler/sample-qualifier/fs-sample-out-qualifier.frag
@@ -0,0 +1,19 @@
+// [config]
+// expect_result: fail
+// glsl_version: 1.50
+// require_extensions: GL_ARB_gpu_shader5
+// [end config]
+
+// From the ARB_gpu_shader5 spec:
+// "It is an error to use centroid out or sample out in a fragment shader"
+
+#version 150
+#extension GL_ARB_gpu_shader5: require
+
+sample out vec4 x; /* not allowed */
+
+void main()
+{
+ gl_FragColor = x;
+}
+
diff --git a/tests/spec/arb_gpu_shader5/compiler/sample-qualifier/gs-sample-in-qualifier.geom b/tests/spec/arb_gpu_shader5/compiler/sample-qualifier/gs-sample-in-qualifier.geom
new file mode 100644
index 0000000..c9d4ce6
--- /dev/null
+++ b/tests/spec/arb_gpu_shader5/compiler/sample-qualifier/gs-sample-in-qualifier.geom
@@ -0,0 +1,16 @@
+// [config]
+// expect_result: fail
+// glsl_version: 1.50
+// require_extensions: GL_ARB_gpu_shader5
+// [end config]
+
+#version 150
+#extension GL_ARB_gpu_shader5: require
+
+sample in vec4 x; /* not allowed */
+
+void main()
+{
+ gl_Position = x;
+ EmitVertex();
+}
diff --git a/tests/spec/arb_gpu_shader5/compiler/sample-qualifier/gs-sample-out-qualifier.geom b/tests/spec/arb_gpu_shader5/compiler/sample-qualifier/gs-sample-out-qualifier.geom
new file mode 100644
index 0000000..0e24b4d
--- /dev/null
+++ b/tests/spec/arb_gpu_shader5/compiler/sample-qualifier/gs-sample-out-qualifier.geom
@@ -0,0 +1,21 @@
+// [config]
+// expect_result: pass
+// glsl_version: 1.50
+// require_extensions: GL_ARB_gpu_shader5
+// [end config]
+
+// From the ARB_gpu_shader5 spec:
+// "Vertex and geometry output variables output per-vertex data and
+// are declared using the ..., or sample out storage qualifiers, ..."
+
+#version 150
+#extension GL_ARB_gpu_shader5: require
+
+sample out vec4 x;
+
+void main()
+{
+ x = vec4(0);
+ gl_Position = vec4(1);
+ EmitVertex();
+}
diff --git a/tests/spec/arb_gpu_shader5/compiler/sample-qualifier/vs-sample-in-qualifier.vert b/tests/spec/arb_gpu_shader5/compiler/sample-qualifier/vs-sample-in-qualifier.vert
new file mode 100644
index 0000000..0586d6e
--- /dev/null
+++ b/tests/spec/arb_gpu_shader5/compiler/sample-qualifier/vs-sample-in-qualifier.vert
@@ -0,0 +1,17 @@
+// [config]
+// expect_result: fail
+// glsl_version: 1.50
+// require_extensions: GL_ARB_gpu_shader5
+// [end config]
+
+#version 150
+#extension GL_ARB_gpu_shader5: require
+
+in vec4 y;
+sample in vec4 x; /* this is not allowed */
+
+void main()
+{
+ x = y;
+ gl_Position = y;
+}
diff --git a/tests/spec/arb_gpu_shader5/compiler/sample-qualifier/vs-sample-out-qualifier.vert b/tests/spec/arb_gpu_shader5/compiler/sample-qualifier/vs-sample-out-qualifier.vert
new file mode 100644
index 0000000..7615b97
--- /dev/null
+++ b/tests/spec/arb_gpu_shader5/compiler/sample-qualifier/vs-sample-out-qualifier.vert
@@ -0,0 +1,17 @@
+// [config]
+// expect_result: pass
+// glsl_version: 1.50
+// require_extensions: GL_ARB_gpu_shader5
+// [end config]
+
+#version 150
+#extension GL_ARB_gpu_shader5: require
+
+in vec4 y;
+sample out vec4 x;
+
+void main()
+{
+ x = y;
+ gl_Position = y;
+}
diff --git a/tests/spec/arb_gpu_shader5/linker/sample-qualifier-unqualified-vs-fs.shader_test b/tests/spec/arb_gpu_shader5/linker/sample-qualifier-unqualified-vs-fs.shader_test
new file mode 100644
index 0000000..a740e3f
--- /dev/null
+++ b/tests/spec/arb_gpu_shader5/linker/sample-qualifier-unqualified-vs-fs.shader_test
@@ -0,0 +1,30 @@
+# Tests that the linking 'out' against 'sample in' produces an error
+
+[require]
+GLSL >= 1.50
+GL_ARB_gpu_shader5
+
+[vertex shader]
+
+#version 150
+#extension GL_ARB_gpu_shader5: require
+
+out vec4 per_sample_color; /* unqualified */
+
+void main() {
+ per_sample_color = vec4(1);
+}
+
+[fragment shader]
+
+#version 150
+#extension GL_ARB_gpu_shader5: require
+
+sample in vec4 per_sample_color;
+
+void main() {
+ gl_FragColor = per_sample_color;
+}
+
+[test]
+link error
diff --git a/tests/spec/arb_gpu_shader5/linker/sample-qualifier-vs-fs.shader_test b/tests/spec/arb_gpu_shader5/linker/sample-qualifier-vs-fs.shader_test
new file mode 100644
index 0000000..5711394
--- /dev/null
+++ b/tests/spec/arb_gpu_shader5/linker/sample-qualifier-vs-fs.shader_test
@@ -0,0 +1,31 @@
+# Tests that variables in the vertex shader can be qualified with 'sample out'
+# and link against variables in the fragment shader qualified with 'sample in'
+
+[require]
+GLSL >= 1.50
+GL_ARB_gpu_shader5
+
+[vertex shader]
+
+#version 150
+#extension GL_ARB_gpu_shader5: require
+
+sample out vec4 per_sample_color;
+
+void main() {
+ per_sample_color = vec4(1);
+}
+
+[fragment shader]
+
+#version 150
+#extension GL_ARB_gpu_shader5: require
+
+sample in vec4 per_sample_color;
+
+void main() {
+ gl_FragColor = per_sample_color;
+}
+
+[test]
+
--
1.8.4.2
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