[Piglit] [PATCH 02/15] arb_direct_state_access: Testing NamedBufferStorage.

Laura Ekstrand laura at jlekstrand.net
Thu Apr 2 18:00:56 PDT 2015


Well, it wasn't as bad as I thought initially.  Here's the version with
core = 32:
http://cgit.freedesktop.org/~ldeks/piglit/commit/?h=adsa-buffer-objects&id=2eb0b4b2a4ee17f2981aa834b02d6340bdad174d

What do you think?

On Thu, Apr 2, 2015 at 5:28 PM, Laura Ekstrand <laura at jlekstrand.net> wrote:

> It's actually not trivial to move this test over to core = 32.  This is
> because you have to replace piglit_ortho_projection with shaders and
> piglit_ortho_uniform.  That's not terrible, but you also have to set up a
> vertex array object to handle the array coordinates, and I'm not sure of
> the correct way to do that.  So it would take some time.
>
> On Wed, Apr 1, 2015 at 5:25 AM, Martin Peres <martin.peres at linux.intel.com
> > wrote:
>
>>
>>
>> On 23/01/15 21:03, Laura Ekstrand wrote:
>>
>>> ---
>>>   tests/all.py                                       |   1 +
>>>   .../spec/arb_direct_state_access/CMakeLists.gl.txt |   1 +
>>>   .../arb_direct_state_access/namedbufferstorage.c   | 283
>>> +++++++++++++++++++++
>>>   3 files changed, 285 insertions(+)
>>>   create mode 100644 tests/spec/arb_direct_state_
>>> access/namedbufferstorage.c
>>>
>>> diff --git a/tests/all.py b/tests/all.py
>>> index 32aa60a..7df3787 100644
>>> --- a/tests/all.py
>>> +++ b/tests/all.py
>>> @@ -4421,6 +4421,7 @@ spec['ARB_direct_state_access']['getcompressedtextureimage']
>>> = PiglitGLTest(['ar
>>>   spec['ARB_direct_state_access']['texture-storage-multisample'] =
>>> PiglitGLTest(['arb_direct_state_access-texture-storage-multisample'],
>>> run_concurrent=True)
>>>   spec['ARB_direct_state_access']['texture-buffer'] =
>>> PiglitGLTest(['arb_direct_state_access-texture-buffer'],
>>> run_concurrent=True)
>>>   spec['ARB_direct_state_access']['texture-buffer-range'] =
>>> PiglitGLTest(['arb_direct_state_access-texture-buffer-range'],
>>> run_concurrent=True)
>>> +spec['ARB_direct_state_access']['namedbufferstorage-persistent'] =
>>> PiglitGLTest(['arb_direct_state_access-namedbufferstorage-persistent'],
>>> run_concurrent=True)
>>>     profile.tests['hiz'] = hiz
>>>   profile.tests['fast_color_clear'] = fast_color_clear
>>> diff --git a/tests/spec/arb_direct_state_access/CMakeLists.gl.txt
>>> b/tests/spec/arb_direct_state_access/CMakeLists.gl.txt
>>> index 26c0099..9228917 100644
>>> --- a/tests/spec/arb_direct_state_access/CMakeLists.gl.txt
>>> +++ b/tests/spec/arb_direct_state_access/CMakeLists.gl.txt
>>> @@ -9,6 +9,7 @@ link_libraries (
>>>         ${OPENGL_glu_LIBRARY}
>>>   )
>>>   +piglit_add_executable (arb_direct_state_access-namedbufferstorage-persistent
>>> namedbufferstorage.c)
>>>   piglit_add_executable (arb_direct_state_access-dsa-textures
>>> dsa-textures.c dsa-utils.c)
>>>   piglit_add_executable (arb_direct_state_access-texturesubimage
>>> texturesubimage.c)
>>>   piglit_add_executable (arb_direct_state_access-bind-texture-unit
>>> bind-texture-unit.c)
>>> diff --git a/tests/spec/arb_direct_state_access/namedbufferstorage.c
>>> b/tests/spec/arb_direct_state_access/namedbufferstorage.c
>>> new file mode 100644
>>> index 0000000..2ddfab6
>>> --- /dev/null
>>> +++ b/tests/spec/arb_direct_state_access/namedbufferstorage.c
>>> @@ -0,0 +1,283 @@
>>> +/*
>>> + * Copyright © 2014 Advanced Micro Devices, Inc.
>>> + * All rights reserved.
>>> + * Copyright 2015 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.
>>> + *
>>> + * Authors:
>>> + *    Marek Olšák <marek.olsak at amd.com>
>>> + *    Laura Ekstrand <laura at jlekstrand.net>
>>> + *
>>> + * Adapted to test NamedBufferStorage by Laura Ekstrand <
>>> laura at jlekstrand.net>
>>> + * January 2015
>>> + */
>>> +
>>> +#include "piglit-util-gl.h"
>>> +
>>> +PIGLIT_GL_TEST_CONFIG_BEGIN
>>> +
>>> +       config.supports_gl_compat_version = 10;
>>>
>>
>> You may want to ask for gl_core_version = 32, like you did for your
>> texture tests.
>>
>>> +       config.window_visual = PIGLIT_GL_VISUAL_RGB |
>>> PIGLIT_GL_VISUAL_DOUBLE;
>>> +
>>> +PIGLIT_GL_TEST_CONFIG_END
>>> +
>>> +#define BUF_SIZE (12 * 4 * sizeof(float))
>>> +
>>> +void
>>> +piglit_init(int argc, char **argv)
>>> +{
>>> +       piglit_require_gl_version(15);
>>> +       piglit_require_extension("GL_ARB_buffer_storage");
>>> +       piglit_require_extension("GL_ARB_map_buffer_range");
>>>
>> This one would not be needed because the extension got introduced in
>> OpenGL 3.0.
>>
>> Otherwise, with all the other relevant commits squashed in this one, this
>> is:
>>
>> Reviewed-by: Martin Peres <martin.peres at linux.intel.com>
>>
>>  +       piglit_require_extension("GL_ARB_direct_state_access");
>>> +
>>> +       piglit_ortho_projection(piglit_width, piglit_height, GL_FALSE);
>>> +}
>>> +
>>> +static bool
>>> +create_mapped_buffer(GLuint *buffer, GLfloat **map, GLboolean coherent,
>>> +                    GLboolean client_storage)
>>> +{
>>> +       glCreateBuffers(1, buffer);
>>> +       glNamedBufferStorage(*buffer, BUF_SIZE, NULL,
>>> +                            GL_MAP_WRITE_BIT |
>>> +                            GL_MAP_PERSISTENT_BIT |
>>> +                            (coherent ? GL_MAP_COHERENT_BIT : 0) |
>>> +                            GL_DYNAMIC_STORAGE_BIT |
>>> +                            (client_storage ? GL_CLIENT_STORAGE_BIT :
>>> 0));
>>> +       glBindBuffer(GL_ARRAY_BUFFER, *buffer);
>>> +
>>> +       piglit_check_gl_error(GL_NO_ERROR);
>>> +
>>> +       *map = glMapBufferRange(GL_ARRAY_BUFFER, 0, BUF_SIZE,
>>> +                               GL_MAP_WRITE_BIT |
>>> +                               GL_MAP_PERSISTENT_BIT |
>>> +                               (coherent ? GL_MAP_COHERENT_BIT : 0));
>>> +
>>> +       piglit_check_gl_error(GL_NO_ERROR);
>>> +
>>> +       if (!*map)
>>> +               return false;
>>> +
>>> +       glBindBuffer(GL_ARRAY_BUFFER, 0);
>>> +
>>> +       return true;
>>> +}
>>> +
>>> +static enum piglit_result result = PIGLIT_PASS;
>>> +static float white[4] = {1.0, 1.0, 1.0, 0.0};
>>> +static float black[4] = {0.0, 0.0, 0.0, 0.0};
>>> +#define RECT_WIDTH 20
>>> +#define RECT_HEIGHT 10
>>> +
>>> +/**
>>> + * Looks like this:
>>> + * ----------
>>> + * |    HHHH|
>>> + * |HHHH    |
>>> + * |    HHHH|
>>> + * |HHHH    |
>>> + * ----------
>>> + */
>>> +static float array[] = {
>>> +       1 * RECT_WIDTH, 0 * RECT_HEIGHT, 0,
>>> +       1 * RECT_WIDTH, 1 * RECT_HEIGHT, 0,
>>> +       0 * RECT_WIDTH, 0 * RECT_HEIGHT, 0,
>>> +       0 * RECT_WIDTH, 1 * RECT_HEIGHT, 0,
>>> +
>>> +       2 * RECT_WIDTH, 1 * RECT_HEIGHT, 0,
>>> +       2 * RECT_WIDTH, 2 * RECT_HEIGHT, 0,
>>> +       1 * RECT_WIDTH, 1 * RECT_HEIGHT, 0,
>>> +       1 * RECT_WIDTH, 2 * RECT_HEIGHT, 0,
>>> +
>>> +       1 * RECT_WIDTH, 2 * RECT_HEIGHT, 0,
>>> +       1 * RECT_WIDTH, 3 * RECT_HEIGHT, 0,
>>> +       0 * RECT_WIDTH, 2 * RECT_HEIGHT, 0,
>>> +       0 * RECT_WIDTH, 3 * RECT_HEIGHT, 0,
>>> +
>>> +       2 * RECT_WIDTH, 3 * RECT_HEIGHT, 0,
>>> +       2 * RECT_WIDTH, 4 * RECT_HEIGHT, 0,
>>> +       1 * RECT_WIDTH, 3 * RECT_HEIGHT, 0,
>>> +       1 * RECT_WIDTH, 4 * RECT_HEIGHT, 0
>>> +};
>>> +
>>> +static void
>>> +verify_rect(bool *pass, int hpos, int vpos, const float *expected)
>>> +{
>>> +       *pass = piglit_probe_rect_rgb(hpos * RECT_WIDTH, vpos *
>>> RECT_HEIGHT,
>>> +                                     RECT_WIDTH, RECT_HEIGHT,
>>> +                                     expected) && *pass;
>>> +}
>>> +
>>> +static void
>>> +draw_subtest(GLboolean coherent, GLboolean client_storage)
>>> +{
>>> +       GLuint buffer;
>>> +       GLfloat *map;
>>> +       bool pass = true;
>>> +
>>> +       if (!create_mapped_buffer(&buffer, &map, coherent,
>>> client_storage)) {
>>> +               piglit_report_subtest_result(PIGLIT_FAIL,
>>> +                       "draw%s%s", coherent ? " coherent" : "",
>>> +                       client_storage ? " client-storage" : "");
>>> +               result = PIGLIT_FAIL;
>>> +               return;
>>> +       }
>>> +
>>> +       glClear(GL_COLOR_BUFFER_BIT);
>>> +       glEnableClientState(GL_VERTEX_ARRAY);
>>> +       glBindBuffer(GL_ARRAY_BUFFER, buffer);
>>> +       glVertexPointer(3, GL_FLOAT, 0, 0);
>>> +       glBindBuffer(GL_ARRAY_BUFFER, 0);
>>> +
>>> +       memcpy(map, array, 12 * sizeof(float));
>>> +       if (!coherent)
>>> +               glMemoryBarrier(GL_CLIENT_MAPPED_BUFFER_BARRIER_BIT);
>>> +
>>> +       glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
>>> +
>>> +       memcpy(map+12, array+12, 12 * sizeof(float));
>>> +       if (!coherent)
>>> +               glMemoryBarrier(GL_CLIENT_MAPPED_BUFFER_BARRIER_BIT);
>>> +
>>> +       glDrawArrays(GL_TRIANGLE_STRIP, 4, 4);
>>> +
>>> +       memcpy(map+12*2, array+12*2, 12 * sizeof(float));
>>> +       if (!coherent)
>>> +               glMemoryBarrier(GL_CLIENT_MAPPED_BUFFER_BARRIER_BIT);
>>> +
>>> +       glDrawArrays(GL_TRIANGLE_STRIP, 8, 4);
>>> +
>>> +       memcpy(map+12*3, array+12*3, 12 * sizeof(float));
>>> +       if (!coherent)
>>> +               glMemoryBarrier(GL_CLIENT_MAPPED_BUFFER_BARRIER_BIT);
>>> +
>>> +       glDrawArrays(GL_TRIANGLE_STRIP, 12, 4);
>>> +
>>> +       piglit_check_gl_error(0);
>>> +
>>> +       if (!piglit_automatic)
>>> +               piglit_present_results();
>>> +
>>> +       verify_rect(&pass, 0, 0, white);
>>> +       verify_rect(&pass, 1, 1, white);
>>> +       verify_rect(&pass, 0, 2, white);
>>> +       verify_rect(&pass, 1, 3, white);
>>> +
>>> +       verify_rect(&pass, 1, 0, black);
>>> +       verify_rect(&pass, 0, 1, black);
>>> +       verify_rect(&pass, 1, 2, black);
>>> +       verify_rect(&pass, 0, 3, black);
>>> +
>>> +       glDisableClientState(GL_VERTEX_ARRAY);
>>> +
>>> +       piglit_report_subtest_result(pass ? PIGLIT_PASS : PIGLIT_FAIL,
>>> +               "draw%s%s", coherent ? " coherent" : "",
>>> +               client_storage ? " client-storage" : "");
>>> +
>>> +       if (!pass)
>>> +               result = PIGLIT_FAIL;
>>> +}
>>> +
>>> +static void
>>> +read_subtest(GLboolean coherent, GLboolean client_storage)
>>> +{
>>> +       GLuint buffer;
>>> +       GLfloat *map;
>>> +       bool pass = true;
>>> +
>>> +       int i;
>>> +       GLuint srcbuf;
>>> +
>>> +       if (!create_mapped_buffer(&buffer, &map, coherent,
>>> client_storage)) {
>>> +               piglit_report_subtest_result(PIGLIT_FAIL,
>>> +                       "read%s%s", coherent ? " coherent" : "",
>>> +                       client_storage ? " client-storage" : "");
>>> +               result = PIGLIT_FAIL;
>>> +               return;
>>> +       }
>>> +
>>> +       glClear(GL_COLOR_BUFFER_BIT);
>>> +       glCreateBuffers(1, &srcbuf);
>>> +       glBindBuffer(GL_COPY_READ_BUFFER, srcbuf);
>>> +       glBufferData(GL_COPY_READ_BUFFER, BUF_SIZE, array,
>>> GL_STATIC_DRAW);
>>> +
>>> +       /* Copy some data to the mapped buffer and check if the CPU can
>>> see it. */
>>> +       glBindBuffer(GL_COPY_WRITE_BUFFER, buffer);
>>> +       glCopyBufferSubData(GL_COPY_READ_BUFFER, GL_COPY_WRITE_BUFFER,
>>> +                           0, 0, BUF_SIZE);
>>> +
>>> +       glBindBuffer(GL_COPY_READ_BUFFER, 0);
>>> +       glBindBuffer(GL_COPY_WRITE_BUFFER, 0);
>>> +       glDeleteBuffers(1, &srcbuf);
>>> +
>>> +       if (!coherent)
>>> +               glMemoryBarrier(GL_CLIENT_MAPPED_BUFFER_BARRIER_BIT);
>>> +
>>> +       /* Wait for the GPU to flush */
>>> +       glFinish();
>>> +
>>> +       for (i = 0; i < ARRAY_SIZE(array); i++) {
>>> +               if (map[i] != array[i]) {
>>> +                       printf("Probe [%i] failed. Expected: %f
>>> Observed: %f\n",
>>> +                              i, array[i], map[i]);
>>> +                       pass = false;
>>> +               }
>>> +       }
>>> +
>>> +       piglit_report_subtest_result(pass ? PIGLIT_PASS : PIGLIT_FAIL,
>>> +               "read%s%s", coherent ? " coherent" : "",
>>> +               client_storage ? " client-storage" : "");
>>> +
>>> +       if (!pass)
>>> +               result = PIGLIT_FAIL;
>>> +}
>>> +
>>> +enum piglit_result
>>> +piglit_display(void)
>>> +{
>>> +       /* !Coherent draw subtests: require MemoryBarrier */
>>> +       if (piglit_is_extension_supported("GL_ARB_shader_image_load_store"))
>>> {
>>> +               draw_subtest(false, false);
>>> +               draw_subtest(false, true);
>>> +       }
>>> +
>>> +       /* Coherent draw subtests */
>>> +       draw_subtest(true, false);
>>> +       draw_subtest(true, true);
>>> +
>>> +       /* Need copy buffer extension for read tests */
>>> +       if (piglit_is_extension_supported("GL_ARB_copy_buffer")) {
>>> +
>>> +               /* !Coherent read subtests: require MemoryBarrier */
>>> +               if (piglit_is_extension_supported(
>>> +                      "GL_ARB_shader_image_load_store")) {
>>> +                       read_subtest(false, false);
>>> +                       read_subtest(false, true);
>>> +               }
>>> +
>>> +               /* Coherent read subtests */
>>> +               read_subtest(true, false);
>>> +               read_subtest(true, true);
>>> +       }
>>> +
>>> +       return result;
>>> +}
>>>
>>
>>
>
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