[Piglit] [PATCH 05/25] arb_shader_image_load_store: Add misc. image manipulation code and hook up to the build system.

[Ian Romanick]

On 10/05/2014 11:00 PM, Francisco Jerez wrote:
> diff --git a/tests/spec/arb_shader_image_load_store/common.h b/tests/spec/arb_shader_image_load_store/common.h
> new file mode 100644
> index 0000000..800a116
> --- /dev/null
> +++ b/tests/spec/arb_shader_image_load_store/common.h
> @@ -0,0 +1,140 @@
> +/*
> + * 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 common.h
> + *
> + * Common utility functions for the ARB_shader_image_load_store tests.
> + */
> +
> +#ifndef __PIGLIT_ARB_SHADER_IMAGE_LOAD_STORE_COMMON_H__
> +#define __PIGLIT_ARB_SHADER_IMAGE_LOAD_STORE_COMMON_H__
> +
> +#include "image.h"
> +#include "grid.h"
> +#include "piglit-util-gl.h"
> +
> +/**
> + * Report the result of a subtest using a more convenient syntax.
> + */
> +#define subtest(status, guard, result, ...) do {                        \
> +                enum piglit_result _status = (!(guard) ? PIGLIT_SKIP :  \
> +                                              (result) ? PIGLIT_PASS :  \
> +                                              PIGLIT_FAIL);             \
> +                                                                        \
> +                piglit_report_subtest_result(_status, __VA_ARGS__);     \

Do we know whether this works on MSVC?

> +                                                                        \
> +                if (_status == PIGLIT_FAIL)                             \
> +                        *status = PIGLIT_FAIL;                          \
> +        } while (0)
> +
> +/**
> + * Set an integer uniform to the specified value.
> + */
> +bool
> +set_uniform_int(GLuint prog, const char *name, int value);
> +
> +/**
> + * Accessor for the texture object bound to the specified image unit.
> + */
> +GLuint
> +get_texture(unsigned unit);
> +
> +/**
> + * Accessor for the buffer object bound to the specified image unit.
> + */
> +GLuint
> +get_buffer(unsigned unit);
> +
> +/**
> + * Upload \a pixels to an image of the specified format and
> + * dimensionality, and bind it to the specified image unit.
> + */
> +bool
> +upload_image(const struct image_info img, unsigned unit,
> +             const uint32_t *pixels);
> +
> +/**
> + * Analogous to upload_image(), but in addition it may be used to
> + * specify \a num_levels mipmap levels for the same texture at once.
> + * Level \a level will be bound to the given image unit.
> + */
> +bool
> +upload_image_levels(const struct image_info img, unsigned num_levels,
> +                    unsigned level, unsigned unit,
> +                    const uint32_t *pixels);
> +
> +/**
> + * Download the image bound to the specified image unit into
> + * \a r_pixels.
> + */
> +bool
> +download_image(const struct image_info img, unsigned unit,
> +               uint32_t *r_pixels);
> +
> +/**
> + * Analogous to download_image(), but in addition it may be used to
> + * download \a num_levels mipmap levels at once from the same image.
> + */
> +bool
> +download_image_levels(const struct image_info img, unsigned num_levels,
> +                      unsigned unit, uint32_t *r_pixels);
> +
> +/**
> + * Initialize a two-dimensional array of pixels to the specified
> + * constant value.
> + */
> +bool
> +init_pixels(const struct image_info img, uint32_t *pixels,
> +            double r, double g, double b, double a);
> +
> +/**
> + * Check that all elements from a two-dimensional array of pixels
> + * equal the specified constant value.
> + */
> +bool
> +check_pixels(const struct image_info img, const uint32_t *pixels,
> +             double r, double g, double b, double a);
> +
> +/**
> + * Check that two two-dimensional arrays of pixels are equal.
> + */
> +bool
> +check_pixels_v(const struct image_info img,
> +               const uint32_t *pixels,
> +               const uint32_t *expect);
> +
> +/**
> + * Initialize and clear the framebuffer, or an image read-back buffer
> + * when using the compute stage.
> + */
> +bool
> +init_fb(const struct grid_info grid);
> +
> +/**
> + * Download the contents of the framebuffer, or the image read-back
> + * buffer when using the compute stage.
> + */
> +bool
> +download_result(const struct grid_info grid, uint32_t *r_pixels);
> +
> +#endif
>