[Mesa-dev] [Piglit] [PATCH piglit] Test using glTexSubImage2D with packed depth-stencil textures
Ian Romanick
idr at freedesktop.org
Fri Jun 6 23:40:39 PDT 2014
On 06/06/2014 02:53 AM, Tapani Pälli wrote:
>
> with 2 small things (mentioned below) fixed;
>
> Reviewed-by: Tapani Pälli <tapani.palli at intel.com>
>
>
> On 06/05/2014 03:57 PM, Neil Roberts wrote:
>> This adds a test for updating a sub-region of a texture created with
>> the GL_EXT_packed_depth_stencil extension. Currently this seems to
>> trigger a bug on the i965 driver.
>> ---
>> tests/all.py | 1 +
>> .../ext_packed_depth_stencil/CMakeLists.gl.txt | 1 +
>> tests/spec/ext_packed_depth_stencil/texsubimage.c | 157 +++++++++++++++++++++
>> 3 files changed, 159 insertions(+)
>> create mode 100644 tests/spec/ext_packed_depth_stencil/texsubimage.c
>>
>> diff --git a/tests/all.py b/tests/all.py
>> index 1652d7c..e692d5c 100644
>> --- a/tests/all.py
>> +++ b/tests/all.py
>> @@ -2497,6 +2497,7 @@ add_depthstencil_render_miplevels_tests(
>> ext_packed_depth_stencil['fbo-clear-formats stencil'] = concurrent_test('fbo-clear-formats GL_EXT_packed_depth_stencil stencil')
>> ext_packed_depth_stencil['DEPTH_STENCIL texture'] = concurrent_test('ext_packed_depth_stencil-depth-stencil-texture')
>> ext_packed_depth_stencil['getteximage'] = concurrent_test('ext_packed_depth_stencil-getteximage')
>> +ext_packed_depth_stencil['texsubimage'] = concurrent_test('ext_packed_depth_stencil-texsubimage')
>>
>> oes_packed_depth_stencil = {}
>> spec['OES_packed_depth_stencil'] = oes_packed_depth_stencil
>> diff --git a/tests/spec/ext_packed_depth_stencil/CMakeLists.gl.txt b/tests/spec/ext_packed_depth_stencil/CMakeLists.gl.txt
>> index 99439f0..0d81da1 100644
>> --- a/tests/spec/ext_packed_depth_stencil/CMakeLists.gl.txt
>> +++ b/tests/spec/ext_packed_depth_stencil/CMakeLists.gl.txt
>> @@ -12,5 +12,6 @@ link_libraries (
>> piglit_add_executable (ext_packed_depth_stencil-depth-stencil-texture depth-stencil-texture.c)
>> piglit_add_executable (ext_packed_depth_stencil-readpixels-24_8 readpixels-24_8.c)
>> piglit_add_executable (ext_packed_depth_stencil-getteximage getteximage.c)
>> +piglit_add_executable (ext_packed_depth_stencil-texsubimage texsubimage.c)
>>
>> # vim: ft=cmake:
>> diff --git a/tests/spec/ext_packed_depth_stencil/texsubimage.c b/tests/spec/ext_packed_depth_stencil/texsubimage.c
>> new file mode 100644
>> index 0000000..7238a49
>> --- /dev/null
>> +++ b/tests/spec/ext_packed_depth_stencil/texsubimage.c
>> @@ -0,0 +1,157 @@
>> +/*
>> + * Copyright (c) 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 cube.c
>
> not cube.c
>
>> + *
>> + * A test of using glTexSubImage2D to update a region of a
>> + * depth-stencil texture. A 4x4 depth-stencil is created and then two
>> + * of the texels are set using different values. The whole texture is
>> + * read back using glGetTexImage and compared to the expected values.
>> + *
>> + * This currently fails on the i965 driver.
>
> might want to leave the last line out, otherwise you'll need to keep
> updating this test whenever this state changes :)
However... this should go in the commit message. Otherwise QA will
spend time (theirs and ours) reporting a bug on it.
>> + */
>> +
>> +#include "piglit-util-gl-common.h"
>> +
>> +PIGLIT_GL_TEST_CONFIG_BEGIN
>> +
>> + config.supports_gl_compat_version = 13;
>> +
>> + config.window_visual = PIGLIT_GL_VISUAL_RGB | PIGLIT_GL_VISUAL_DOUBLE;
>> +
>> +PIGLIT_GL_TEST_CONFIG_END
>> +
>> +static GLuint
>> +create_texture(void)
>> +{
>> + static const GLubyte data[] = {
>> + 0xff, 0xff, 0xff, 0xff,
>> + 0x04, 0x05, 0x06, 0x07,
>> + 0xff, 0xff, 0xff, 0xff,
>> + 0x0c, 0x0d, 0x0e, 0x0f,
>> + };
>> + GLuint tex;
>> +
>> + glGenTextures(1, &tex);
>> + glBindTexture(GL_TEXTURE_2D, tex);
>> + glTexImage2D(GL_TEXTURE_2D,
>> + 0, /* level */
>> + GL_DEPTH24_STENCIL8_EXT,
>> + 2, 2, /* width/height */
>> + 0, /* border */
>> + GL_DEPTH_STENCIL_EXT,
>> + GL_UNSIGNED_INT_24_8_EXT,
>> + data);
>> +
>> + return tex;
>> +}
>> +
>> +static void
>> +update_texture(void)
>> +{
>> + static const GLubyte bottom_left_pixel[] = {
>> + 0x00, 0x01, 0x02, 0x03
>> + };
>> + static const GLubyte top_left_pixel[] = {
>> + 0x08, 0x09, 0x0a, 0x0b
>> + };
>> + glTexSubImage2D(GL_TEXTURE_2D,
>> + 0, /* level */
>> + 0, 0, /* x/y */
>> + 1, 1, /* width/height */
>> + GL_DEPTH_STENCIL_EXT,
>> + GL_UNSIGNED_INT_24_8_EXT,
>> + bottom_left_pixel);
>> + glTexSubImage2D(GL_TEXTURE_2D,
>> + 0, /* level */
>> + 0, 1, /* x/y */
>> + 1, 1, /* width/height */
>> + GL_DEPTH_STENCIL_EXT,
>> + GL_UNSIGNED_INT_24_8_EXT,
>> + top_left_pixel);
>> +}
>> +
>> +static bool
>> +check_texels(void)
>> +{
>> + GLubyte texels[2 * 2 * 4];
>> + int i;
>> +
>> + glGetTexImage(GL_TEXTURE_2D,
>> + 0, /* level */
>> + GL_DEPTH_STENCIL_EXT,
>> + GL_UNSIGNED_INT_24_8_EXT,
>> + texels);
>> +
>> + for (i = 0; i < sizeof texels; i++)
>> + if (texels[i] != i)
>> + return false;
>> +
>> + return true;
>> +}
>> +
>> +void
>> +piglit_init(int argc, char **argv)
>> +{
>> + GLuint tex;
>> + bool pass;
>> +
>> + /* We can create depth/stencil textures if either:
>> + * 1. We have GL 3.0 or later
>> + * 2. We have GL_EXT_packed_depth_stencil and GL_ARB_depth_texture
>> + */
>> + if (piglit_get_gl_version() < 30
>> + && !(piglit_is_extension_supported("GL_EXT_packed_depth_stencil") &&
>> + piglit_is_extension_supported("GL_ARB_depth_texture"))) {
>> + printf("OpenGL 3.0 or GL_EXT_packed_depth_stencil + "
>> + "GL_ARB_depth_texture is required.\n");
>> + piglit_report_result(PIGLIT_SKIP);
>> + }
>> +
>> + tex = create_texture();
>> +
>> + if (!piglit_check_gl_error(GL_NO_ERROR))
>> + piglit_report_result(PIGLIT_FAIL);
>> +
>> + update_texture();
>> +
>> + if (!piglit_check_gl_error(GL_NO_ERROR))
>> + piglit_report_result(PIGLIT_FAIL);
>> +
>> + glBindTexture(GL_TEXTURE_2D, tex);
>> +
>> + pass = check_texels();
>> +
>> + glBindTexture(GL_TEXTURE_2D, 0);
>> +
>> + glDeleteTextures(1, &tex);
>> +
>> + piglit_report_result(pass ? PIGLIT_PASS : PIGLIT_FAIL);
>> +}
>> +
>> +enum piglit_result
>> +piglit_display(void)
>> +{
>> + /* unused */
>> + return PIGLIT_FAIL;
>> +}
>
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