[Piglit] [PATCH] ARB_get_program_binary: Test that XFB varying info works on program reload
Dylan Baker
dylan at pnwbakers.com
Fri Jun 15 18:09:39 UTC 2018
tests/opengl.py?
Quoting Tapani Pälli (2018-06-14 23:10:16)
> Signed-off-by: Tapani Pälli <tapani.palli at intel.com>
> ---
> .../spec/arb_get_program_binary/CMakeLists.gl.txt | 1 +
> tests/spec/arb_get_program_binary/xfb-varyings.c | 126 +++++++++++++++++++++
> 2 files changed, 127 insertions(+)
> create mode 100644 tests/spec/arb_get_program_binary/xfb-varyings.c
>
> diff --git a/tests/spec/arb_get_program_binary/CMakeLists.gl.txt b/tests/spec/arb_get_program_binary/CMakeLists.gl.txt
> index 0032d9f2a..ea43ba9ae 100644
> --- a/tests/spec/arb_get_program_binary/CMakeLists.gl.txt
> +++ b/tests/spec/arb_get_program_binary/CMakeLists.gl.txt
> @@ -14,5 +14,6 @@ piglit_add_executable (arb_get_program_binary-retrievable_hint retrievable_hint.
> piglit_add_executable (arb_get_program_binary-reset-uniform reset-uniform.c gpb-common.c)
> piglit_add_executable (arb_get_program_binary-restore-implicit-use-program
> restore-implicit-use-program.c gpb-common.c)
> +piglit_add_executable (arb_get_program_binary-xfb-varyings xfb-varyings.c gpb-common.c)
>
> # vim: ft=cmake:
> diff --git a/tests/spec/arb_get_program_binary/xfb-varyings.c b/tests/spec/arb_get_program_binary/xfb-varyings.c
> new file mode 100644
> index 000000000..67715a84a
> --- /dev/null
> +++ b/tests/spec/arb_get_program_binary/xfb-varyings.c
> @@ -0,0 +1,126 @@
> +/*
> + * Copyright (c) 2018 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 xfb-varyings.c
> + *
> + * Ref: https://bugs.freedesktop.org/show_bug.cgi?id=106907
> + *
> + * We test that querying transform feedback varying information via
> + * glGetProgramiv works correctly after restoring a program binary.
> + */
> +
> +#include "piglit-util-gl.h"
> +#include "gpb-common.h"
> +#include <stdlib.h>
> +
> +PIGLIT_GL_TEST_CONFIG_BEGIN
> +
> + config.supports_gl_compat_version = 30;
> + config.window_visual = PIGLIT_GL_VISUAL_RGB;
> + config.khr_no_error_support = PIGLIT_NO_ERRORS;
> +
> +PIGLIT_GL_TEST_CONFIG_END
> +
> +static bool
> +get_programiv(GLuint prog, GLenum param, int expected)
> +{
> + int val;
> + glGetProgramiv(prog, param, &val);
> + if (val != expected)
> + fprintf(stderr, "error: got %d, expected %d\n", expected, val);
> + return val == expected;
> +}
> +
> +void
> +piglit_init(int argc, char **argv)
> +{
> + GLsizei bin_length;
> + GLenum bin_format;
> + void *binary;
> + int num_formats = 0;
> + bool pass = true;
> + GLuint prog;
> +
> + static const char *varyings[] = { "xfb1", "xfb2", NULL };
> + static const char vs_source[] =
> + "varying vec4 xfb1;\n"
> + "varying vec4 xfb2;\n"
> + "void main()\n"
> + "{\n"
> + " gl_Position = gl_Vertex;\n"
> + " xfb1 = vec4(1.0);\n"
> + " xfb2 = vec4(0.0);\n"
> + "}\n";
> +
> + piglit_require_extension("GL_ARB_get_program_binary");
> +
> + glGetIntegerv(GL_NUM_PROGRAM_BINARY_FORMATS, &num_formats);
> + if (num_formats == 0)
> + piglit_report_result(PIGLIT_SKIP);
> +
> + prog = piglit_build_simple_program_unlinked(vs_source, NULL);
> +
> + glTransformFeedbackVaryings(prog, 2, varyings, GL_SEPARATE_ATTRIBS);
> +
> + glLinkProgram(prog);
> + if (!piglit_link_check_status(prog))
> + piglit_report_result(PIGLIT_FAIL);
> +
> + if (!gpb_save_program(prog, &binary, &bin_length, &bin_format)) {
> + fprintf(stderr,
> + "failed to save program with GetProgramBinary\n");
> + piglit_report_result(PIGLIT_FAIL);
> + }
> +
> + /* Delete program and create empty one. */
> + glDeleteProgram(prog);
> + prog = glCreateProgram();
> +
> + /* Restore original program. */
> + if (!gpb_restore_program(prog, binary, bin_length, bin_format)) {
> + free(binary);
> + fprintf(stderr, "failed to restore binary program\n");
> + piglit_report_result(PIGLIT_FAIL);
> + }
> + free(binary);
> +
> + /* Query XFB varying information. */
> + if (!get_programiv(prog, GL_TRANSFORM_FEEDBACK_BUFFER_MODE,
> + GL_SEPARATE_ATTRIBS))
> + piglit_report_result(PIGLIT_FAIL);
> +
> + if (!get_programiv(prog, GL_TRANSFORM_FEEDBACK_VARYINGS,
> + ARRAY_SIZE(varyings) - 1))
> + piglit_report_result(PIGLIT_FAIL);
> +
> + glDeleteProgram(prog);
> +
> + piglit_report_result(pass ? PIGLIT_PASS : PIGLIT_FAIL);
> +}
> +
> +enum piglit_result
> +piglit_display(void)
> +{
> + return PIGLIT_FAIL;
> +}
> --
> 2.14.4
>
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