[Piglit] [PATCH] arb_copy_buffer-intra-buffer-copy: new GL_ARB_copy_buffer test

[Marek Olšák]

Reviewed-by: Marek Olšák <marek.olsak at amd.com>

Marek

On Tue, Jun 21, 2016 at 7:18 PM, Brian Paul <brianp at vmware.com> wrote:
> To exercise copying within a single buffer.
> ---
>  tests/all.py                                   |  1 +
>  tests/spec/arb_copy_buffer/CMakeLists.gl.txt   |  1 +
>  tests/spec/arb_copy_buffer/intra-buffer-copy.c | 95 ++++++++++++++++++++++++++
>  3 files changed, 97 insertions(+)
>  create mode 100644 tests/spec/arb_copy_buffer/intra-buffer-copy.c
>
> diff --git a/tests/all.py b/tests/all.py
> index 8af76a1..9d95cca 100644
> --- a/tests/all.py
> +++ b/tests/all.py
> @@ -3850,6 +3850,7 @@ with profile.group_manager(
>      g(['arb_copy_buffer-data-sync'], 'data-sync')
>      g(['arb_copy_buffer-dlist'], 'dlist')
>      g(['arb_copy_buffer-get'], 'get')
> +    g(['arb_copy_buffer-intra-buffer-copy'], 'intra-buffer-copy')
>      g(['arb_copy_buffer-negative-bound-zero'], 'negative-bound-zero')
>      g(['arb_copy_buffer-negative-bounds'], 'negative-bounds')
>      g(['arb_copy_buffer-negative-mapped'], 'negative-mapped')
> diff --git a/tests/spec/arb_copy_buffer/CMakeLists.gl.txt b/tests/spec/arb_copy_buffer/CMakeLists.gl.txt
> index 3feaca8..9cd338d 100644
> --- a/tests/spec/arb_copy_buffer/CMakeLists.gl.txt
> +++ b/tests/spec/arb_copy_buffer/CMakeLists.gl.txt
> @@ -13,6 +13,7 @@ piglit_add_executable (copybuffersubdata copybuffersubdata.c)
>  piglit_add_executable (arb_copy_buffer-data-sync data-sync.c)
>  piglit_add_executable (arb_copy_buffer-dlist dlist.c)
>  piglit_add_executable (arb_copy_buffer-get get.c)
> +piglit_add_executable (arb_copy_buffer-intra-buffer-copy intra-buffer-copy.c)
>  piglit_add_executable (arb_copy_buffer-overlap overlap.c)
>  piglit_add_executable (arb_copy_buffer-negative-bound-zero negative-bound-zero.c)
>  piglit_add_executable (arb_copy_buffer-negative-bounds negative-bounds.c)
> diff --git a/tests/spec/arb_copy_buffer/intra-buffer-copy.c b/tests/spec/arb_copy_buffer/intra-buffer-copy.c
> new file mode 100644
> index 0000000..04f9808
> --- /dev/null
> +++ b/tests/spec/arb_copy_buffer/intra-buffer-copy.c
> @@ -0,0 +1,95 @@
> +/*
> + * Copyright 2016 VMware, Inc.
> + *
> + * 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.
> + */
> +
> +/**
> + * Simple test of copying within a single buffer.
> + *
> + * Brian Paul
> + * 21 June 2016
> + */
> +
> +#include "piglit-util-gl.h"
> +
> +PIGLIT_GL_TEST_CONFIG_BEGIN
> +       config.supports_gl_compat_version = 15;
> +       config.supports_gl_core_version = 31;
> +       config.window_visual = PIGLIT_GL_VISUAL_RGB | PIGLIT_GL_VISUAL_DOUBLE;
> +PIGLIT_GL_TEST_CONFIG_END
> +
> +
> +void
> +piglit_init(int argc, char *argv[])
> +{
> +       bool pass = true;
> +       GLuint buffer;
> +       GLubyte data[250], *map;
> +       int i;
> +
> +       piglit_require_extension("GL_ARB_copy_buffer");
> +
> +       glGenBuffers(1, &buffer);
> +       glBindBuffer(GL_COPY_READ_BUFFER, buffer);
> +       glBindBuffer(GL_COPY_WRITE_BUFFER, buffer);
> +
> +       /* create empty buffer */
> +       glBufferData(GL_COPY_READ_BUFFER, 1000, NULL, GL_STREAM_COPY);
> +
> +       /* fill last 250 of 1000 bytes */
> +       for (i = 0; i < 250; i++)
> +               data[i] = i;
> +       glBufferSubData(GL_COPY_READ_BUFFER, 750, 250, data);
> +
> +       /* copy last 250 bytes to offset 500 */
> +       glCopyBufferSubData(GL_COPY_READ_BUFFER, GL_COPY_WRITE_BUFFER,
> +                           750, 500, 250);
> +
> +       /* copy last 500 bytes to start of buffer */
> +       glCopyBufferSubData(GL_COPY_READ_BUFFER, GL_COPY_WRITE_BUFFER,
> +                           500, 0, 500);
> +
> +       /* check results */
> +       map = glMapBuffer(GL_COPY_READ_BUFFER, GL_READ_ONLY);
> +       assert(map);
> +
> +       for (i = 0; i < 1000; i++) {
> +               if (map[i] != i % 250) {
> +                       printf("Wrong buffer value at position %u.\n", i);
> +                       printf("Expected %u, found %u\n", i % 250, map[i]);
> +                       pass = false;
> +                       break;
> +               }
> +       }
> +
> +       glUnmapBuffer(GL_COPY_READ_BUFFER);
> +
> +       glDeleteBuffers(1, &buffer);
> +
> +       piglit_report_result(pass ? PIGLIT_PASS : PIGLIT_FAIL);
> +}
> +
> +enum piglit_result
> +piglit_display(void)
> +{
> +       /* unreachable */
> +       return PIGLIT_FAIL;
> +}
> --
> 1.9.1
>
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