[Piglit] [PATCH] bugs: reproduce bug 50925 (Primitive Restart + Tranform Feedback)

[Jordan Justen]

Signed-off-by: Jordan Justen <jordan.l.justen at intel.com>
---
 tests/all.tests              |    1 +
 tests/bugs/CMakeLists.gl.txt |    1 +
 tests/bugs/fdo50925.c        |  105 ++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 107 insertions(+)
 create mode 100644 tests/bugs/fdo50925.c

diff --git a/tests/all.tests b/tests/all.tests
index 63937b9..b584375 100644
--- a/tests/all.tests
+++ b/tests/all.tests
@@ -623,6 +623,7 @@ add_plain_test(bugs, 'r300-readcache')
 add_plain_test(bugs, 'tex1d-2dborder')
 add_plain_test(bugs, 'tri-tex-crash')
 add_plain_test(bugs, 'vbo-buffer-unmap')
+add_plain_test(bugs, 'fdo50925')
 
 glx = Group()
 add_plain_test(glx, 'glx-copy-sub-buffer')
diff --git a/tests/bugs/CMakeLists.gl.txt b/tests/bugs/CMakeLists.gl.txt
index 64c3093..d5e33e6 100644
--- a/tests/bugs/CMakeLists.gl.txt
+++ b/tests/bugs/CMakeLists.gl.txt
@@ -31,5 +31,6 @@ piglit_add_executable (fdo28551 fdo28551.c)
 piglit_add_executable (fdo31934 fdo31934.c)
 piglit_add_executable (tri-tex-crash tri-tex-crash.c)
 piglit_add_executable (vbo-buffer-unmap vbo-buffer-unmap.c)
+piglit_add_executable (fdo50925 fdo50925.c)
 
 # vim: ft=cmake:
diff --git a/tests/bugs/fdo50925.c b/tests/bugs/fdo50925.c
new file mode 100644
index 0000000..3de9642
--- /dev/null
+++ b/tests/bugs/fdo50925.c
@@ -0,0 +1,105 @@
+/*
+ * Copyright 2010 VMware, Inc.
+ * Copyright (c) 2012 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#include "piglit-util.h"
+
+PIGLIT_GL_TEST_MAIN(
+    20 /*window_width*/,
+    20 /*window_height*/,
+    GLUT_RGB | GLUT_DOUBLE)
+
+GLboolean
+fdo50925_reproduce()
+{
+   GLfloat verts[][2] = {
+      {  0,  0 },
+      {  0, 20 },
+      { 20,  0 },
+   };
+   GLubyte indices[4] = {
+      0,
+      1,
+      2,
+      0xff
+   };
+   GLboolean pass = GL_TRUE;
+   GLuint num_generated_primitives;
+   GLuint generated_query;
+
+   glGenQueries(1, &generated_query);
+
+   piglit_ortho_projection(piglit_width, piglit_height, GL_FALSE);
+
+   glClear(GL_COLOR_BUFFER_BIT);
+
+   glVertexPointer(2, GL_FLOAT, 0, (void *)verts);
+
+   glEnableClientState(GL_VERTEX_ARRAY);
+
+   glBeginQuery(GL_PRIMITIVES_GENERATED, generated_query);
+
+   assert(glGetError()==0);
+
+   glEnableClientState(GL_PRIMITIVE_RESTART_NV);
+   glPrimitiveRestartIndexNV(0xff);
+
+   /* Draw */
+   glDrawElements(GL_TRIANGLE_STRIP, ARRAY_SIZE(indices),
+                  GL_UNSIGNED_BYTE, indices);
+
+   glDisableClientState(GL_PRIMITIVE_RESTART_NV);
+   glDisableClientState(GL_VERTEX_ARRAY);
+
+   glEndQuery(GL_PRIMITIVES_GENERATED);
+   glGetQueryObjectuiv(generated_query, GL_QUERY_RESULT,
+                       &num_generated_primitives);
+   glDeleteQueries(1, &generated_query);
+
+   assert(glGetError()==0);
+
+   if (num_generated_primitives != 1) {
+      fprintf(stderr, "Transform Feedback: expected=1, got=%u\n",
+              num_generated_primitives);
+      pass = GL_FALSE;
+   }
+
+   piglit_present_results();
+
+   return pass;
+}
+
+
+enum piglit_result
+piglit_display(void)
+{
+   return fdo50925_reproduce() ? PIGLIT_PASS : PIGLIT_FAIL;
+}
+
+
+void
+piglit_init(int argc, char **argv)
+{
+   piglit_require_extension("GL_NV_primitive_restart");
+   piglit_require_gl_version(30);
+}
-- 
1.7.9.5