[Piglit] [PATCH 2/2] edgeflag-const: test constant (zero-stride) edge flag

[Marek Olšák]

From: Marek Olšák <marek.olsak at amd.com>

---
 tests/all.py                        |  1 +
 tests/spec/gl-1.0/CMakeLists.gl.txt |  1 +
 tests/spec/gl-1.0/edgeflag-const.c  | 87 +++++++++++++++++++++++++++++++++++++
 3 files changed, 89 insertions(+)
 create mode 100644 tests/spec/gl-1.0/edgeflag-const.c

diff --git a/tests/all.py b/tests/all.py
index 7b7111c..87e242d 100644
--- a/tests/all.py
+++ b/tests/all.py
@@ -920,6 +920,7 @@ add_concurrent_test(gl10, 'gl-1.0-beginend-coverage')
 add_concurrent_test(gl10, 'gl-1.0-dlist-beginend')
 add_concurrent_test(gl10, 'gl-1.0-dlist-shademodel')
 add_concurrent_test(gl10, 'gl-1.0-edgeflag')
+add_concurrent_test(gl10, 'gl-1.0-edgeflag-const')
 add_concurrent_test(gl10, 'gl-1.0-edgeflag-quads')
 add_concurrent_test(gl10, 'gl-1.0-long-dlist')
 add_concurrent_test(gl10, 'gl-1.0-rendermode-feedback')
diff --git a/tests/spec/gl-1.0/CMakeLists.gl.txt b/tests/spec/gl-1.0/CMakeLists.gl.txt
index 47cd1eb..e2a450f 100644
--- a/tests/spec/gl-1.0/CMakeLists.gl.txt
+++ b/tests/spec/gl-1.0/CMakeLists.gl.txt
@@ -11,6 +11,7 @@ link_libraries (
 
 piglit_add_executable (gl-1.0-beginend-coverage beginend-coverage.c)
 piglit_add_executable (gl-1.0-edgeflag edgeflag.c)
+piglit_add_executable (gl-1.0-edgeflag-const edgeflag-const.c)
 piglit_add_executable (gl-1.0-edgeflag-quads edgeflag-quads.c)
 piglit_add_executable (gl-1.0-dlist-beginend dlist-beginend.c)
 piglit_add_executable (gl-1.0-dlist-shademodel dlist-shademodel.c)
diff --git a/tests/spec/gl-1.0/edgeflag-const.c b/tests/spec/gl-1.0/edgeflag-const.c
new file mode 100644
index 0000000..e8051fc
--- /dev/null
+++ b/tests/spec/gl-1.0/edgeflag-const.c
@@ -0,0 +1,87 @@
+/* Copyright © 2012 Intel Corporation
+ * Copyright © 2014 Advanced Micro Devices, Inc.
+ *
+ * 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-gl-common.h"
+#include "minmax-test.h"
+
+PIGLIT_GL_TEST_CONFIG_BEGIN
+
+	config.supports_gl_compat_version = 10;
+	config.window_visual = PIGLIT_GL_VISUAL_DOUBLE | PIGLIT_GL_VISUAL_RGBA;
+
+PIGLIT_GL_TEST_CONFIG_END
+
+enum piglit_result
+piglit_display(void)
+{
+	bool pass = true;
+	float green[] = {0, 1, 0, 0};
+	float clear[] = {0, 0, 0, 0};
+
+	glClear(GL_COLOR_BUFFER_BIT);
+
+	glEdgeFlag(GL_TRUE);
+
+	glBegin(GL_POLYGON);
+	glVertex2f(1.5, 1.5);
+	glVertex2f(5.5, 1.5);
+	glVertex2f(5.5, 5.5);
+	glVertex2f(1.5, 5.5);
+	glEnd();
+
+	/* This prevents merging the 2 glBegin/End parts and turning the edge
+	 * flag into a per-vertex attrib. */
+	glFlush();
+
+	glEdgeFlag(GL_FALSE);
+
+	glBegin(GL_POLYGON);
+	glVertex2f(11.5, 1.5);
+	glVertex2f(15.5, 1.5);
+	glVertex2f(15.5, 5.5);
+	glVertex2f(11.5, 5.5);
+	glEnd();
+
+	pass = piglit_probe_pixel_rgba(3, 1, green) && pass;
+	pass = piglit_probe_pixel_rgba(3, 5, green) && pass;
+	pass = piglit_probe_pixel_rgba(1, 3, green) && pass;
+	pass = piglit_probe_pixel_rgba(5, 3, green) && pass;
+
+	pass = piglit_probe_pixel_rgba(13, 1, clear) && pass;
+	pass = piglit_probe_pixel_rgba(13, 5, clear) && pass;
+	pass = piglit_probe_pixel_rgba(11, 3, clear) && pass;
+	pass = piglit_probe_pixel_rgba(15, 3, clear) && pass;
+
+	piglit_present_results();
+
+	return pass ? PIGLIT_PASS : PIGLIT_FAIL;
+}
+
+void
+piglit_init(int argc, char **argv)
+{
+	piglit_ortho_projection(piglit_width, piglit_height, false);
+	glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
+	glClearColor(0.0, 0.0, 0.0, 0.0);
+	glColor4f(0, 1, 0, 0);
+}
-- 
1.8.3.2