diff options
author | Laura Ekstrand <laura@jlekstrand.net> | 2014-12-19 17:09:17 -0800 |
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committer | Laura Ekstrand <laura@jlekstrand.net> | 2015-03-09 16:20:42 -0700 |
commit | d15549bddecdbb7530a0d6cd41f1f356c04d3d6a (patch) | |
tree | 80a70779bf9165cf9450d3af4e8d89d0560fdd20 | |
parent | 613e62eba8d603f5f5d2d9b5ac9cb22fc6454238 (diff) |
arb_direct_state_access: Testing glTextureBufferRange.
-rw-r--r-- | tests/all.py | 1 | ||||
-rw-r--r-- | tests/spec/arb_direct_state_access/CMakeLists.gl.txt | 1 | ||||
-rw-r--r-- | tests/spec/arb_direct_state_access/texture-buffer-range.c | 144 |
3 files changed, 146 insertions, 0 deletions
diff --git a/tests/all.py b/tests/all.py index ad5741db9..dcce2288c 100644 --- a/tests/all.py +++ b/tests/all.py @@ -4237,6 +4237,7 @@ with profile.group_manager( g(['arb_direct_state_access-create-programpipelines'], 'create-programpipelines') g(['arb_direct_state_access-create-queries'], 'create-queries') + g(['arb_direct_state_access-texture-buffer-range'], 'texture-buffer-range') with profile.group_manager( PiglitGLTest, diff --git a/tests/spec/arb_direct_state_access/CMakeLists.gl.txt b/tests/spec/arb_direct_state_access/CMakeLists.gl.txt index a5ae4232c..e3c81753d 100644 --- a/tests/spec/arb_direct_state_access/CMakeLists.gl.txt +++ b/tests/spec/arb_direct_state_access/CMakeLists.gl.txt @@ -36,4 +36,5 @@ piglit_add_executable (arb_direct_state_access-texture-buffer texture-buffer.c) piglit_add_executable (arb_direct_state_access-create-samplers create-samplers.c) piglit_add_executable (arb_direct_state_access-create-programpipelines create-programpipelines.c) piglit_add_executable (arb_direct_state_access-create-queries create-queries.c) +piglit_add_executable (arb_direct_state_access-texture-buffer-range texture-buffer-range.c) # vim: ft=cmake: diff --git a/tests/spec/arb_direct_state_access/texture-buffer-range.c b/tests/spec/arb_direct_state_access/texture-buffer-range.c new file mode 100644 index 000000000..859000eb0 --- /dev/null +++ b/tests/spec/arb_direct_state_access/texture-buffer-range.c @@ -0,0 +1,144 @@ +/* Copyright © 2014 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 texture-buffer-range.c + * + * Test that *just* changing the bound range of a TexBO (without changing + * anything else) works. This is to demonstrate a bug in Mesa's dirty state + * flagging. + * + * Adapted for testing glTextureBufferRange by Laura Ekstrand, December 2014. + */ + +#include "piglit-util-gl.h" + +PIGLIT_GL_TEST_CONFIG_BEGIN + + config.supports_gl_core_version = 31; + + config.window_visual = PIGLIT_GL_VISUAL_DOUBLE | PIGLIT_GL_VISUAL_RGBA; + +PIGLIT_GL_TEST_CONFIG_END + +GLuint prog; +GLuint vao; +GLuint tbo; +GLuint tex; + +char const *vs_source = +"#version 140\n" +"uniform samplerBuffer s;\n" +"out vec4 color;\n" +"void main() {\n" +" vec4 x = texelFetch(s, gl_VertexID);\n" +" gl_Position = vec4(x.xy, 0, 1);\n" +" color = vec4(x.zw, 0, 1);\n" +"}\n"; + +char const *fs_source = +"#version 140\n" +"in vec4 color;\n" +"out vec4 frag_color;\n" +"void main() {\n" +" frag_color = color;\n" +"}\n"; + +float data[] = { + -1, -1, 0, 1, + 0, -1, 0, 1, + 0, 0, 0, 1, + -1, -1, 0, 1, + 0, 0, 0, 1, + -1, 0, 0, 1, + + -1, 0, 0, 0.5, + 0, 0, 0, 0.5, + 0, 1, 0, 0.5, + -1, 0, 0, 0.5, + 0, 1, 0, 0.5, + -1, 1, 0, 0.5, + + 0, 0, 1, 0, + 1, 0, 1, 0, + 1, 1, 1, 0, + 0, 0, 1, 0, + 1, 1, 1, 0, + 0, 1, 1, 0, + + 0, -1, 0.5, 0, + 1, -1, 0.5, 0, + 1, 0, 0.5, 0, + 0, -1, 0.5, 0, + 1, 0, 0.5, 0, + 0, 0, 0.5, 0, +}; + +enum piglit_result +piglit_display(void) { + int i; + int chunk_size = 24 * sizeof(float); + bool pass = true; + + glClearColor(0.2, 0.2, 0.2, 0.2); + glClear(GL_COLOR_BUFFER_BIT); + + for (i = 0; i < sizeof(data) / chunk_size; i++) { + glTextureBufferRange(tex, GL_RGBA32F, + tbo, i * chunk_size, chunk_size); + glDrawArrays(GL_TRIANGLES, 0, 6); + } + + for (i = 0; i < sizeof(data) / chunk_size; i++) { + float c[4] = { + data[i * 24 + 2], + data[i * 24 + 3], + 0, + 1 + }; + + pass = piglit_probe_rect_rgba( + piglit_width * 0.5 * (1 + data[i * 24 + 0]), + piglit_height * 0.5 * (1 + data[i * 24 + 1]), + piglit_width/2, + piglit_height/2, c) && pass; + } + + piglit_present_results(); + + return pass ? PIGLIT_PASS : PIGLIT_FAIL; +} + +void +piglit_init(int argc, char **argv) { + prog = piglit_build_simple_program(vs_source, fs_source); + glUseProgram(prog); + + glGenVertexArrays(1, &vao); + glBindVertexArray(vao); + + glGenBuffers(1, &tbo); + glBindBuffer(GL_ARRAY_BUFFER, tbo); + glBufferData(GL_ARRAY_BUFFER, sizeof(data), data, GL_STATIC_DRAW); + + glCreateTextures(GL_TEXTURE_BUFFER, 1, &tex); + glBindTextureUnit(0, tex); +} |