[Piglit] [PATCH 3/3] GL 3.2: Test FramebufferTexture() when texture value is zero.
Jacob Penner
jkpenner91 at gmail.com
Mon Sep 16 10:31:26 PDT 2013
---
tests/all.tests | 1 +
.../gl-3.2/layered-rendering/CMakeLists.gl.txt | 1 +
.../framebuffertexture-defaults.c | 180 +++++++++++++++++++++
3 files changed, 182 insertions(+)
create mode 100644 tests/spec/gl-3.2/layered-rendering/framebuffertexture-defaults.c
diff --git a/tests/all.tests b/tests/all.tests
index 6d099f5..00d5b45 100644
--- a/tests/all.tests
+++ b/tests/all.tests
@@ -753,6 +753,7 @@ spec['!OpenGL 3.2/layered-rendering/blit'] = concurrent_test('gl-3.2-layered-ren
spec['!OpenGL 3.2/layered-rendering/clear-color'] = concurrent_test('gl-3.2-layered-rendering-clear-color')
spec['!OpenGL 3.2/layered-rendering/clear-depth'] = concurrent_test('gl-3.2-layered-rendering-clear-depth')
spec['!OpenGL 3.2/layered-rendering/framebuffertexture-buffer-textures'] = concurrent_test('gl-3.2-layered-rendering-framebuffertexture-buffer-textures')
+spec['!OpenGL 3.2/layered-rendering/framebuffertexture-defaults'] = concurrent_test('gl-3.2-layered-rendering-framebuffertexture-defaults')
spec['!OpenGL 3.2/layered-rendering/readpixels'] = concurrent_test('gl-3.2-layered-rendering-readpixels')
spec['!OpenGL 3.2/layered-rendering/framebuffer-layer-complete'] = concurrent_test('gl-3.2-layered-rendering-framebuffer-layer-complete')
spec['!OpenGL 3.2/layered-rendering/framebuffer-layered-attachments'] = concurrent_test('gl-3.2-layered-rendering-framebuffer-layered-attachments')
diff --git a/tests/spec/gl-3.2/layered-rendering/CMakeLists.gl.txt b/tests/spec/gl-3.2/layered-rendering/CMakeLists.gl.txt
index c864be1..5f00912 100644
--- a/tests/spec/gl-3.2/layered-rendering/CMakeLists.gl.txt
+++ b/tests/spec/gl-3.2/layered-rendering/CMakeLists.gl.txt
@@ -15,5 +15,6 @@ piglit_add_executable (gl-3.2-layered-rendering-clear-depth clear-depth.c)
piglit_add_executable (gl-3.2-layered-rendering-framebuffer-layered-attachments framebuffer-layered-attachments.c)
piglit_add_executable (gl-3.2-layered-rendering-framebuffer-layer-complete framebuffer-layer-complete.c)
piglit_add_executable (gl-3.2-layered-rendering-framebuffertexture-buffer-textures framebuffertexture-buffer-textures.c)
+piglit_add_executable (gl-3.2-layered-rendering-framebuffertexture-defaults framebuffertexture-defaults.c)
piglit_add_executable (gl-3.2-layered-rendering-readpixels readpixels.c)
# vim: ft=cmake:
diff --git a/tests/spec/gl-3.2/layered-rendering/framebuffertexture-defaults.c b/tests/spec/gl-3.2/layered-rendering/framebuffertexture-defaults.c
new file mode 100644
index 0000000..3f0ca8c
--- /dev/null
+++ b/tests/spec/gl-3.2/layered-rendering/framebuffertexture-defaults.c
@@ -0,0 +1,180 @@
+/*
+ * Copyright © 2013 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 framebuffer-multi-attachments.c
+ *
+ * Section 4.4.2(Framebuffer Objects) From GL spec 3.2 core:
+ *
+ * The remaining comments in this section apply to all forms of Framebuffer-
+ * Texture*.
+
+ * If texture is zero, any image or array of images attached to the attachment
+ * point named by attachment is detached. Any additional parameters (level,
+ * textarget, and/or layer) are ignored when texture is zero. All state values
+ * of the attachment point specified by attachment are set to their default
+ * values listed in table 6.23.
+ */
+
+#include "piglit-util-gl-common.h"
+
+PIGLIT_GL_TEST_CONFIG_BEGIN
+
+ config.supports_gl_compat_version = 32;
+ config.supports_gl_core_version = 32;
+
+PIGLIT_GL_TEST_CONFIG_END
+
+bool
+check_texture_parameters(GLenum objType, int objName, int level, int layer, int layered) {
+ int objectType = -1;
+ int objectName = -1;
+ int textureLevel = -1;
+ int textureLayer = -1;
+ int textureLayered = -1;
+ bool pass = true;
+
+ /* Object Type */
+ glGetFramebufferAttachmentParameteriv(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0,
+ GL_FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE,
+ &objectType);
+ if(objectType != objType) {
+ printf("Object Type\nExpected: %s\nObserved: %s\n",
+ piglit_get_gl_enum_name(objType),
+ piglit_get_gl_enum_name(objectType));
+ return false;
+ }
+
+ /* Object Name */
+ glGetFramebufferAttachmentParameteriv(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0,
+ GL_FRAMEBUFFER_ATTACHMENT_OBJECT_NAME,
+ &objectName);
+ if(objectName != objName) {
+ printf("Object Name\nExpected: %i\nObserved: %i\n",
+ objName, objectName);
+ return false;
+ }
+
+ if(!piglit_check_gl_error(GL_NO_ERROR)) {
+ printf("Error has occured in check_texture_parameters()\n");
+ return false;
+ }
+
+ /*
+ * If the value of FRAMEBUFFER_ATTACHMENT_OBJECT_TYPE is NONE, no
+ * framebuffer is bound to target. In this case querying pname
+ * FRAMEBUFFER_ATTACHMENT_OBJECT_NAME will return zero, and all
+ * other queries will generate an INVALID_OPERATION error.
+ */
+ if( objectType != GL_NONE ) {
+ /* Texture Level */
+ glGetFramebufferAttachmentParameteriv(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0,
+ GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_LEVEL,
+ &textureLevel);
+ if(textureLevel != level) {
+ printf("Texture Level\nExpected: %2i\nObserved: %2i\n",
+ level, textureLevel);
+ return false;
+ }
+
+ /* Texture Layer */
+ glGetFramebufferAttachmentParameteriv(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0,
+ GL_FRAMEBUFFER_ATTACHMENT_TEXTURE_LAYER,
+ &textureLayer);
+ if(textureLayer != layer) {
+ printf("Texture Layer\nExpected: %2i\nObserved: %2i\n",
+ layer, textureLayer);
+ return false;
+ }
+
+ /* Texture Layered */
+ glGetFramebufferAttachmentParameteriv(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0,
+ GL_FRAMEBUFFER_ATTACHMENT_LAYERED,
+ &textureLayered);
+ if(textureLayered != layered) {
+ printf("Texture Layered\nExpected: %2i\nObserved: %2i\n",
+ layered, textureLayered);
+ return false;
+ }
+
+ if(!piglit_check_gl_error(GL_NO_ERROR)) {
+ printf("Error has occured in check_texture_parameters()\n");
+ return false;
+ }
+ }
+
+ return pass;
+}
+
+void
+piglit_init(int argc, char **argv)
+{
+ bool pass = true;
+ GLuint fbo, texture;
+
+ glGenFramebuffers(1, &fbo);
+ glBindFramebuffer(GL_FRAMEBUFFER, fbo);
+
+ glGenTextures(1, &texture);
+ glBindTexture(GL_TEXTURE_2D_ARRAY, texture);
+ glTexParameteri(GL_TEXTURE_2D_ARRAY, GL_TEXTURE_MAG_FILTER,
+ GL_NEAREST);
+ glTexParameteri(GL_TEXTURE_2D_ARRAY, GL_TEXTURE_MIN_FILTER,
+ GL_NEAREST_MIPMAP_NEAREST);
+ glTexParameteri(GL_TEXTURE_2D_ARRAY, GL_TEXTURE_WRAP_S, GL_REPEAT);
+ glTexParameteri(GL_TEXTURE_2D_ARRAY, GL_TEXTURE_WRAP_T, GL_REPEAT);
+ glTexImage3D(GL_TEXTURE_2D_ARRAY, 0, GL_RGBA, 32, 32, 2, 0,
+ GL_RGBA, GL_UNSIGNED_BYTE, NULL);
+ glGenerateMipmap(GL_TEXTURE_2D_ARRAY);
+
+ if(!piglit_check_gl_error(GL_NO_ERROR))
+ piglit_report_result(PIGLIT_FAIL);
+
+ /* Check Default Values */
+ pass = check_texture_parameters(GL_NONE, 0, 0, 0, GL_FALSE) && pass;
+
+ /* Attach Texture to Framebuffer's Color Attachment0 */
+ glFramebufferTexture(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, texture, 2);
+
+ /* Check Values of Texture */
+ pass = check_texture_parameters(GL_TEXTURE, texture, 2, 0, GL_TRUE) && pass;
+
+ /* Attach Texture of Zero to Framebuffer's Color Attachment0 */
+ glFramebufferTexture(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, 0, 0);
+
+ /* Check Values reset to default values */
+ pass = check_texture_parameters(GL_NONE, 0, 0, 0, GL_FALSE) && pass;
+
+ pass = piglit_check_gl_error(GL_NO_ERROR) && pass;
+
+ piglit_report_result(pass ? PIGLIT_PASS : PIGLIT_FAIL);
+}
+
+
+
+enum piglit_result
+piglit_display(void)
+{
+ /* UNREACHABLE */
+ return PIGLIT_FAIL;
+}
--
1.8.3.1
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