[Piglit] [PATCH] Add test case to verify glClearBuffer support in display lists
Anuj Phogat
anuj.phogat at gmail.com
Wed Dec 21 18:38:57 PST 2011
it tests the display lists with glClearBufferfv() in GL_COMPILE and
GL_COMPILE_AND_EXECUTE mode
Signed-off-by: Anuj Phogat <anuj.phogat at gmail.com>
---
Updates in this new patch:
- Use of piglit_check_gl_error()
- Removed fbo code. ClearBufferis now happening on default frame buffer
- Moved the declarations before code
tests/all.tests | 1 +
tests/spec/gl-3.0/api/CMakeLists.gl.txt | 1 +
tests/spec/gl-3.0/api/clearbuffer-display-lists.c | 112 +++++++++++++++++++++
3 files changed, 114 insertions(+), 0 deletions(-)
create mode 100644 tests/spec/gl-3.0/api/clearbuffer-display-lists.c
diff --git a/tests/all.tests b/tests/all.tests
index 1b1c848..9573c4b 100644
--- a/tests/all.tests
+++ b/tests/all.tests
@@ -824,6 +824,7 @@ add_concurrent_test(gl30, 'bindfragdata-link-error')
add_concurrent_test(gl30, 'bindfragdata-nonexistent-variable')
add_concurrent_test(gl30, 'clearbuffer-depth')
add_concurrent_test(gl30, 'clearbuffer-depth-stencil')
+add_concurrent_test(gl30, 'clearbuffer-display-lists')
add_concurrent_test(gl30, 'clearbuffer-invalid-drawbuffer')
add_concurrent_test(gl30, 'clearbuffer-invalid-buffer')
add_concurrent_test(gl30, 'clearbuffer-stencil')
diff --git a/tests/spec/gl-3.0/api/CMakeLists.gl.txt b/tests/spec/gl-3.0/api/CMakeLists.gl.txt
index 564d6bc..958b7b0 100644
--- a/tests/spec/gl-3.0/api/CMakeLists.gl.txt
+++ b/tests/spec/gl-3.0/api/CMakeLists.gl.txt
@@ -16,6 +16,7 @@ add_executable (bindfragdata-invalid-parameters bindfragdata-invalid-parameters.
add_executable (bindfragdata-link-error bindfragdata-link-error.c)
add_executable (bindfragdata-nonexistent-variable bindfragdata-nonexistent-variable.c)
add_executable (clearbuffer-depth clearbuffer-common.c clearbuffer-depth.c)
+add_executable (clearbuffer-display-lists clearbuffer-common.c clearbuffer-display-lists.c)
add_executable (clearbuffer-depth-stencil clearbuffer-common.c clearbuffer-depth-stencil.c)
add_executable (clearbuffer-invalid-drawbuffer clearbuffer-invalid-drawbuffer.c)
add_executable (clearbuffer-invalid-buffer clearbuffer-invalid-buffer.c)
diff --git a/tests/spec/gl-3.0/api/clearbuffer-display-lists.c b/tests/spec/gl-3.0/api/clearbuffer-display-lists.c
new file mode 100644
index 0000000..3f4a08a
--- /dev/null
+++ b/tests/spec/gl-3.0/api/clearbuffer-display-lists.c
@@ -0,0 +1,112 @@
+/* Copyright © 2011 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.
+ */
+
+/**
+ * \file clearbuffer-display-list.c
+ * Verify glClearBuffer functions are supported in display lists
+ *
+ * This test works by generating display lists with glClearBufferfv() in
+ * GL_COMPILE, GL_COMPILE_AND_EXECUTE modes and attempting to clear the color
+ * buffer using display lists
+ *
+ * \author Anuj Phogat
+ */
+
+#include "piglit-util.h"
+#include "clearbuffer-common.h"
+
+void piglit_init(int argc, char **argv)
+{
+ static const float initial_color[4] = { 0.0, 0.0, 0.0, 1.0 };
+ static const float first[4] = { 0.5, 0.4, 0.3, 1.0 };
+ static const float second[4] = { 0.8, 0.0, 0.8, 1.0 };
+ static const float third[4] = { 1.0, 0.3, 0.7, 1.0 };
+ GLuint index;
+ bool pass = true;
+
+ piglit_require_gl_version(30);
+ /* Probe the color buffer before creating display list. color buffers
+ * are by default cleared to (0.0, 0.0, 0.0, 1.0)
+ */
+ pass = piglit_probe_rect_rgba(0, 0,
+ piglit_width, piglit_height,
+ initial_color)
+ && pass;
+ /* Generate two display lists */
+ index = glGenLists(2);
+ /* Create a new list in compile mode */
+ glNewList(index, GL_COMPILE);
+ glClearBufferfv(GL_COLOR,
+ GL_BACK,
+ first);
+ glEndList();
+ piglit_check_gl_error(GL_NO_ERROR, PIGLIT_FAIL);
+
+ /* To ensure that glNewList() just compiles the list in GL_COMPILE
+ * mode, probe the color buffer after glEndList()
+ */
+ pass = piglit_probe_rect_rgba(0, 0,
+ piglit_width, piglit_height,
+ initial_color)
+ && pass;
+
+ glCallList(index);
+
+ /* Probe the color buffer after glCallList() */
+ pass = piglit_probe_rect_rgba(0, 0,
+ piglit_width, piglit_height,
+ first)
+ && pass;
+
+ /* Create a new list in compile and execute mode */
+ glNewList(index + 1, GL_COMPILE_AND_EXECUTE);
+ glClearBufferfv(GL_COLOR,
+ GL_BACK,
+ second);
+ glEndList();
+
+ /* Probe the color buffer after display list is executed */
+ pass = piglit_probe_rect_rgba(0, 0,
+ piglit_width, piglit_height,
+ second)
+ && pass;
+ /* To ensure that glNewList() is also able to compile the list in
+ * GL_COMPILE_AND_EXECUTE mode, clear the buffer to a unique color,
+ * call glCallList() and probe the color buffer again
+ */
+ glClearBufferfv(GL_COLOR,
+ GL_BACK,
+ third);
+ /* Probe the color buffer before glCallList() */
+ pass = piglit_probe_rect_rgba(0, 0,
+ piglit_width, piglit_height,
+ third)
+ && pass;
+ glCallList(index + 1);
+ /* Probe the color buffer after glCallList() */
+ pass = piglit_probe_rect_rgba(0, 0,
+ piglit_width, piglit_height,
+ second)
+ && pass;
+ piglit_check_gl_error(GL_NO_ERROR, PIGLIT_FAIL);
+ piglit_report_result(pass ? PIGLIT_PASS : PIGLIT_FAIL);
+}
--
1.7.7.4
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