[Piglit] [PATCH] fp64: check GetTransformFeedbackVaryings returns the correct types

[Dylan Baker]

Add to all.py?

On Mon, Feb 23, 2015 at 01:25:41PM +1000, Dave Airlie wrote:
> From: Dave Airlie <airlied at redhat.com>
> 
> This just tests we get back the correct GL types from the query.
> 
> This passes on mesa currently.
> 
> Signed-off-by: Dave Airlie <airlied at redhat.com>
> ---
>  .../execution/CMakeLists.gl.txt                    |   1 +
>  .../execution/double-gettransformfeedbackvarying.c | 133 +++++++++++++++++++++
>  2 files changed, 134 insertions(+)
>  create mode 100644 tests/spec/arb_gpu_shader_fp64/execution/double-gettransformfeedbackvarying.c
> 
> diff --git a/tests/spec/arb_gpu_shader_fp64/execution/CMakeLists.gl.txt b/tests/spec/arb_gpu_shader_fp64/execution/CMakeLists.gl.txt
> index af7df11..68d0b07 100644
> --- a/tests/spec/arb_gpu_shader_fp64/execution/CMakeLists.gl.txt
> +++ b/tests/spec/arb_gpu_shader_fp64/execution/CMakeLists.gl.txt
> @@ -11,3 +11,4 @@ link_libraries (
>  )
>  
>  piglit_add_executable (arb_gpu_shader_fp64-tf-separate tf-separate.c)
> +piglit_add_executable (arb_gpu_shader_fp64-double-gettransformfeedbackvarying double-gettransformfeedbackvarying.c)
> diff --git a/tests/spec/arb_gpu_shader_fp64/execution/double-gettransformfeedbackvarying.c b/tests/spec/arb_gpu_shader_fp64/execution/double-gettransformfeedbackvarying.c
> new file mode 100644
> index 0000000..ff4b0e0
> --- /dev/null
> +++ b/tests/spec/arb_gpu_shader_fp64/execution/double-gettransformfeedbackvarying.c
> @@ -0,0 +1,133 @@
> +/*
> + * Copyright © 2015 Red Hat
> + *
> + * 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 double-gettransformfeedbackvarying.c
> + *
> + * Verify that transform feedback on double varyings returns
> + * the correct types.
> + */
> +
> +#include "piglit-util-gl.h"
> +
> +PIGLIT_GL_TEST_CONFIG_BEGIN
> +
> +        config.supports_gl_core_version = 32;
> +	config.window_visual = PIGLIT_GL_VISUAL_DOUBLE | PIGLIT_GL_VISUAL_RGB;
> +
> +PIGLIT_GL_TEST_CONFIG_END
> +
> +#define MAX_EXPECTED_OUTPUT_COMPONENTS 8
> +
> +static const char *vstext = {
> +	"#version 150\n"
> +	"#extension GL_ARB_gpu_shader_fp64 : require\n"
> +	"in vec4 vertex;"
> +	"out %s tfout;"
> +	"void main() {"
> +	"  gl_Position = vertex;"
> +	"  tfout = %s(0.2lf);"
> +	"}"
> +};
> +
> +static struct get_tests {
> +	GLenum type;
> +	const char *glsltype;
> +	int size;
> +} tests[] = {
> +	{ GL_DOUBLE, "double", 1 },
> +	{ GL_DOUBLE_VEC2 , "dvec2", 1 },
> +	{ GL_DOUBLE_VEC3 , "dvec3", 1 },
> +	{ GL_DOUBLE_VEC4 , "dvec4", 1 },
> +	{ GL_DOUBLE_MAT2 , "dmat2", 1 },
> +	{ GL_DOUBLE_MAT2x3 , "dmat2x3", 1 },
> +	{ GL_DOUBLE_MAT2x4 , "dmat2x4", 1 },
> +	{ GL_DOUBLE_MAT3 , "dmat3", 1 },
> +	{ GL_DOUBLE_MAT3x2 , "dmat3x2", 1 },
> +	{ GL_DOUBLE_MAT3x4 , "dmat3x4", 1 },
> +	{ GL_DOUBLE_MAT4 , "dmat4", 1 },
> +	{ GL_DOUBLE_MAT4x2 , "dmat4x2", 1 },
> +	{ GL_DOUBLE_MAT4x3 , "dmat4x3", 1 },
> +};
> +	
> +static bool size_and_type_ok = true;
> +static const char *varyings[] = { "tfout" };
> +
> +void run_test(struct get_tests *test)
> +{
> +	GLsizei size;
> +	GLenum type;
> +	GLuint vs;
> +	GLuint prog;
> +	char vstest[1024];
> +
> +	snprintf(vstest, 1024, vstext, test->glsltype, test->glsltype);
> +
> +	vs = piglit_compile_shader_text(GL_VERTEX_SHADER, vstest);
> +	prog = glCreateProgram();
> +	glAttachShader(prog, vs);
> +	glBindAttribLocation(prog, 0, "vertex");
> +	glTransformFeedbackVaryings(prog, ARRAY_SIZE(varyings),
> +				    varyings,
> +				    GL_INTERLEAVED_ATTRIBS_EXT);
> +	glLinkProgram(prog);
> +	if (!piglit_link_check_status(prog)) {
> +		glDeleteProgram(prog);
> +		piglit_report_result(PIGLIT_FAIL);
> +	}
> +
> +	glGetTransformFeedbackVarying(prog, 0, 0, NULL, &size,
> +				      &type, NULL);
> +	if (size != test->size) {
> +		printf("For %s, size %d vs %d\n", test->glsltype, size, test->size);
> +		size_and_type_ok = false;
> +	}
> +	if (type != test->type) {
> +		printf("For %s, size %d vs %d\n", test->glsltype, type, test->type);
> +		size_and_type_ok = false;
> +	}
> +	glDeleteProgram(prog);
> +}
> +
> +void
> +piglit_init(int argc, char **argv)
> +{
> +	int i;
> +
> +	/* Set up test */
> +	piglit_require_GLSL_version(1.50);
> +	piglit_require_transform_feedback();
> +	piglit_require_extension("GL_ARB_gpu_shader_fp64");
> +
> +	for (i = 0; i < ARRAY_SIZE(tests); i++)
> +		run_test(&tests[i]);
> +
> +	if (size_and_type_ok == false)
> +		piglit_report_result(PIGLIT_FAIL);
> +	piglit_report_result(PIGLIT_PASS);
> +}
> +
> +enum piglit_result piglit_display(void)
> +{
> +	return PIGLIT_PASS;
> +}
> -- 
> 1.9.3
> 
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