[Piglit] [PATCH v2 4/4] Add API tests for KHR_texture_compression_astc_ldr

Dylan Baker baker.dylan.c at gmail.com
Tue Sep 1 11:56:23 PDT 2015


I assume this should be added to all.py as well?

On Fri, Aug 28, 2015 at 09:44:38AM -0700, Nanley Chery wrote:
> From: Nanley Chery <nanley.g.chery at intel.com>
> 
> These tests check that the GL error returned by valid and invalid API calls
> are as defined by the spec.
> 
> Signed-off-by: Nanley Chery <nanley.g.chery at intel.com>
> ---
>  .../khr_texture_compression_astc/CMakeLists.gl.txt |   1 +
>  .../CMakeLists.gles2.txt                           |   1 +
>  .../khr_compressed_astc-basic.c                    | 366 +++++++++++++++++++++
>  3 files changed, 368 insertions(+)
>  create mode 100644 tests/spec/khr_texture_compression_astc/khr_compressed_astc-basic.c
> 
> diff --git a/tests/spec/khr_texture_compression_astc/CMakeLists.gl.txt b/tests/spec/khr_texture_compression_astc/CMakeLists.gl.txt
> index a47c7d3..79500f7 100644
> --- a/tests/spec/khr_texture_compression_astc/CMakeLists.gl.txt
> +++ b/tests/spec/khr_texture_compression_astc/CMakeLists.gl.txt
> @@ -10,5 +10,6 @@ link_libraries (
>  )
>  
>  piglit_add_executable(khr_compressed_astc-miptree_${piglit_target_api} khr_compressed_astc-miptree.c)
> +piglit_add_executable(khr_compressed_astc-basic_${piglit_target_api} khr_compressed_astc-basic.c)
>  
>  # vim: ft=cmake:
> diff --git a/tests/spec/khr_texture_compression_astc/CMakeLists.gles2.txt b/tests/spec/khr_texture_compression_astc/CMakeLists.gles2.txt
> index 047b8ac..3fb6fa5 100644
> --- a/tests/spec/khr_texture_compression_astc/CMakeLists.gles2.txt
> +++ b/tests/spec/khr_texture_compression_astc/CMakeLists.gles2.txt
> @@ -4,5 +4,6 @@ include_directories(
>  )
>  link_libraries(piglitutil_${piglit_target_api})
>  piglit_add_executable(khr_compressed_astc-miptree_${piglit_target_api} khr_compressed_astc-miptree.c)
> +piglit_add_executable(khr_compressed_astc-basic_${piglit_target_api} khr_compressed_astc-basic.c)
>  
>  # vim: ft=cmake:
> diff --git a/tests/spec/khr_texture_compression_astc/khr_compressed_astc-basic.c b/tests/spec/khr_texture_compression_astc/khr_compressed_astc-basic.c
> new file mode 100644
> index 0000000..d83ad5e
> --- /dev/null
> +++ b/tests/spec/khr_texture_compression_astc/khr_compressed_astc-basic.c
> @@ -0,0 +1,366 @@
> +/*
> + * Copyright © 2011 Intel Corporation

2014 or 2015 I assume?

> + *
> + * 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.
> + */
> +
> +#include "piglit-util-gl.h"
> +
> +static const GLenum cube_map_face_targets[] = {
> +   GL_TEXTURE_CUBE_MAP_POSITIVE_X,
> +   GL_TEXTURE_CUBE_MAP_NEGATIVE_X,
> +   GL_TEXTURE_CUBE_MAP_POSITIVE_Y,
> +   GL_TEXTURE_CUBE_MAP_NEGATIVE_Y,
> +   GL_TEXTURE_CUBE_MAP_POSITIVE_Z,
> +   GL_TEXTURE_CUBE_MAP_NEGATIVE_Z
> +};
> +
> +static const GLenum good_targets[] = {
> +   GL_TEXTURE_2D_ARRAY,
> +   GL_TEXTURE_CUBE_MAP_ARRAY_EXT,
> +   GL_TEXTURE_3D,
> +};
> +
> +typedef struct _astc_fmt {
> +	GLenum fmt;
> +	int bw;
> +	int bh;
> +	int bb;
> +} astc_fmt;
> +
> +static const astc_fmt formats[] = {
> +    {GL_COMPRESSED_RGBA_ASTC_4x4_KHR          ,  4,  4, 16},
> +    {GL_COMPRESSED_RGBA_ASTC_5x4_KHR          ,  5,  4, 16},
> +    {GL_COMPRESSED_RGBA_ASTC_5x5_KHR          ,  5,  5, 16},
> +    {GL_COMPRESSED_RGBA_ASTC_6x5_KHR          ,  6,  5, 16},
> +    {GL_COMPRESSED_RGBA_ASTC_6x6_KHR          ,  6,  6, 16},
> +    {GL_COMPRESSED_RGBA_ASTC_8x5_KHR          ,  8,  5, 16},
> +    {GL_COMPRESSED_RGBA_ASTC_8x6_KHR          ,  8,  6, 16},
> +    {GL_COMPRESSED_RGBA_ASTC_8x8_KHR          ,  8,  8, 16},
> +    {GL_COMPRESSED_RGBA_ASTC_10x5_KHR         , 10,  5, 16},
> +    {GL_COMPRESSED_RGBA_ASTC_10x6_KHR         , 10,  6, 16},
> +    {GL_COMPRESSED_RGBA_ASTC_10x8_KHR         , 10,  8, 16},
> +    {GL_COMPRESSED_RGBA_ASTC_10x10_KHR        , 10, 10, 16},
> +    {GL_COMPRESSED_RGBA_ASTC_12x10_KHR        , 12, 10, 16},
> +    {GL_COMPRESSED_RGBA_ASTC_12x12_KHR        , 12, 12, 16},
> +    {GL_COMPRESSED_SRGB8_ALPHA8_ASTC_4x4_KHR  ,  4,  4, 16},
> +    {GL_COMPRESSED_SRGB8_ALPHA8_ASTC_5x4_KHR  ,  5,  4, 16},
> +    {GL_COMPRESSED_SRGB8_ALPHA8_ASTC_5x5_KHR  ,  5,  5, 16},
> +    {GL_COMPRESSED_SRGB8_ALPHA8_ASTC_6x5_KHR  ,  6,  5, 16},
> +    {GL_COMPRESSED_SRGB8_ALPHA8_ASTC_6x6_KHR  ,  6,  6, 16},
> +    {GL_COMPRESSED_SRGB8_ALPHA8_ASTC_8x5_KHR  ,  8,  5, 16},
> +    {GL_COMPRESSED_SRGB8_ALPHA8_ASTC_8x6_KHR  ,  8,  6, 16},
> +    {GL_COMPRESSED_SRGB8_ALPHA8_ASTC_8x8_KHR  ,  8,  8, 16},
> +    {GL_COMPRESSED_SRGB8_ALPHA8_ASTC_10x5_KHR , 10,  5, 16},
> +    {GL_COMPRESSED_SRGB8_ALPHA8_ASTC_10x6_KHR , 10,  6, 16},
> +    {GL_COMPRESSED_SRGB8_ALPHA8_ASTC_10x8_KHR , 10,  8, 16},
> +    {GL_COMPRESSED_SRGB8_ALPHA8_ASTC_10x10_KHR, 10, 10, 16},
> +    {GL_COMPRESSED_SRGB8_ALPHA8_ASTC_12x10_KHR, 12, 10, 16},
> +    {GL_COMPRESSED_SRGB8_ALPHA8_ASTC_12x12_KHR, 12, 12, 16}
> +};
> +
> +
> +#define REQUIRE_ERROR(expected_error) \
> +do {\
> +	if (!piglit_check_gl_error(expected_error))\
> +		piglit_report_result(PIGLIT_FAIL);\
> +} while (0)
> +
> +
> +/*
> + * The KHR_texture_compression_astc_ldr spec says:
> + *	* An INVALID_OPERATION error is generated by CompressedTexImage3D if
> + *	<internalformat> is one of the the formats in table 8.19 and <target>
> + *	is not TEXTURE_2D_ARRAY, TEXTURE_CUBE_MAP_ARRAY, or TEXTURE_3D.
> + *
> + *	* An INVALID_OPERATION error is generated by CompressedTexImage3D if
> + *	<internalformat> is TEXTURE_CUBE_MAP_ARRAY and the "Cube Map Array"
> + *	column of table 8.19 is *not* checked, or if <internalformat> is
> + *	TEXTURE_3D and the "3D Tex." column of table 8.19 is *not* checked"
> + *
> + * Discussion:
> + *	* Since this extension only increases the allowed targets, the
> + *	existing errors are assumed to be already handled, and the allowed
> + *	targets are tested to be free of errors.
> + *
> + *	* Since all ASTC formats have the "Cube Map Array" column checked,
> + *	test that no error is generated from calling CompressedTexImage3D with
> + *	the TEXTURE_CUBE_MAP_ARRAY target.
> + *
> + */
> +void test_compressed_teximg_3d(int fi, bool have_cube_map_ext)
> +{
> +	int j;
> +	GLuint tex3D;
> +	char fake_tex_data[6*16];
> +	bool have_hdr = piglit_is_extension_supported(
> +			"GL_KHR_texture_compression_astc_hdr");
> +
> +	for (j = 0; j < ARRAY_SIZE(good_targets); ++j) {
> +
> +		/* Skip the cube_map target if there's no support */
> +		if (good_targets[j] == GL_TEXTURE_CUBE_MAP_ARRAY_EXT &&
> +			!have_cube_map_ext)
> +			continue;
> +
> +		/* Run the command */
> +		glGenTextures(1, &tex3D);
> +		glBindTexture(good_targets[j], tex3D);
> +		glCompressedTexImage3D(good_targets[j], 0, formats[fi].fmt,
> +			4, 4, 6, 0, 6*formats[fi].bb, fake_tex_data);
> +
> +		/* Test expected GL errors */
> +		if (good_targets[j] == GL_TEXTURE_3D && !have_hdr) {
> +			REQUIRE_ERROR(GL_INVALID_OPERATION);
> +		} else {
> +			REQUIRE_ERROR(GL_NO_ERROR);
> +		}
> +
> +		glDeleteTextures(1, &tex3D);
> +	}
> +}
> +
> +/*
> + * The KHR_texture_compression_astc_ldr spec says:
> + *  "An INVALID_VALUE error is generated by
> + *
> + *     * CompressedTexImage2D if <target> is
> + *       one of the cube map face targets from table 8.21, and
> + *     * CompressedTexImage3D if <target> is TEXTURE_CUBE_MAP_ARRAY,
> + *
> + *   and <width> and <height> are not equal."
> + */
> +void test_non_square_img(int fi)
> +{
> +	int j;
> +	char fake_tex_data[6*16];
> +	GLuint cube_tex;
> +
> +	glGenTextures(1, &cube_tex);
> +	glBindTexture(GL_TEXTURE_CUBE_MAP_ARRAY_EXT, cube_tex);
> +
> +	/* Test CompressedTexImage2D */
> +	for (j = 0; j < ARRAY_SIZE(cube_map_face_targets); ++j) {
> +		glCompressedTexImage2D(cube_map_face_targets[j], 0,
> +					formats[fi].fmt, 4, 3, 0,
> +					formats[fi].bb, fake_tex_data);
> +		REQUIRE_ERROR(GL_INVALID_VALUE);
> +	}
> +
> +	/* Test CompressedTexImage3D */
> +	glCompressedTexImage3D(GL_TEXTURE_CUBE_MAP_ARRAY_EXT, 0,
> +		formats[fi].fmt, 4, 3, 6, 0, 6*formats[fi].bb, fake_tex_data);
> +	REQUIRE_ERROR(GL_INVALID_VALUE);
> +
> +	glDeleteTextures(1, &cube_tex);
> +
> +}
> +
> +int get_expected_size(int width, int height, int bw, int bh, int bb)
> +{
> +	int nbw = (width + bw - 1) / bw;
> +	int nbh = (height + bh - 1) / bh;
> +	return nbw * nbh * bb;
> +}
> +
> +
> +/*
> + * The KHR_texture_compression_astc_ldr spec says:
> + *  * "An INVALID_OPERATION error is generated if format is one of the formats
> + *    in table 8.19 and any of the following conditions occurs. The block
> + *    width and height refer to the values in the corresponding column of the
> + *    table.
> + *
> + *      * <width> is not a multiple of the format's block width, and <width> +
> + *        <xoffset> is not equal to the value of TEXTURE_WIDTH.
> + *      * height is not a multiple of the format's block height, and <height>
> + *        + <yoffset> is not equal to the value of TEXTURE_HEIGHT.
> + *      * <xoffset> or <yoffset> is not a multiple of the block width or
> + *        height, respectively."
> + *
> + *   [...]
> + *
> + *   ASTC texture formats are supported by immutable-format textures only if
> + *   such textures are supported by the underlying implementation (e.g.
> + *   OpenGL 4.1 or later, OpenGL ES 3.0 or later, or earlier versions
> + *   supporting the GL_EXT_texture_storage extension). Otherwise, remove all
> + *   references to the Tex*Storage* commands from this specification.
> + */
> +void test_sub_img(int fi)
> +{
> +	GLuint tex;
> +	char fake_tex_data[4*16];
> +	int width = 7;
> +	int height = 7;
> +	int expectedSizeGood = get_expected_size(4, 4,
> +				formats[fi].bw,
> +				formats[fi].bh, formats[fi].bb);
> +	int expectedSizeBad = get_expected_size(width, height,
> +				formats[fi].bw,
> +				formats[fi].bh, formats[fi].bb);
> +
> +	/* Allocate enough to hold the larger case */
> +	glGenTextures(1, &tex);
> +	glBindTexture(GL_TEXTURE_2D, tex);
> +	glTexStorage2D(GL_TEXTURE_2D, 1, formats[fi].fmt, 14, 14);
> +	REQUIRE_ERROR(GL_NO_ERROR);
> +
> +	/* Check for No Error */
> +	glCompressedTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0,
> +		formats[fi].bw, formats[fi].bh,
> +		formats[fi].fmt, expectedSizeGood, fake_tex_data);
> +	REQUIRE_ERROR(GL_NO_ERROR);
> +
> +	/* Check for expected Error */
> +	glCompressedTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, width, height,
> +			formats[fi].fmt, expectedSizeBad, fake_tex_data);
> +	REQUIRE_ERROR(GL_INVALID_OPERATION);
> +
> +	glDeleteTextures(1, &tex);
> +
> +	if (piglit_is_extension_supported("GL_EXT_texture_storage")) {
> +		/* Check for expected Error */
> +		glGenTextures(1, &tex);
> +		glTextureStorage3DEXT(tex, GL_TEXTURE_3D, 1, formats[fi].fmt,
> +					14, 14, 1);
> +		glCompressedTexImage3D(GL_TEXTURE_3D, 0, formats[fi].fmt,
> +				7, 7, 1, 0, expectedSizeBad, fake_tex_data);
> +		REQUIRE_ERROR(GL_INVALID_OPERATION);
> +		glDeleteTextures(1, &tex);
> +	}
> +}
> +
> +/*
> + * The KHR_texture_compression_astc_ldr spec says:
> + *	[...] the ASTC format specifiers will not be added to
> + *	Table 3.14, and thus will not be accepted by the TexImage*D
> + *	functions, and will not be returned by the (already deprecated)
> + *	COMPRESSED_TEXTURE_FORMATS query.
> + *
> + * Discussion:
> + *	The deprecated query is handled by:
> + *	tests/spec/arb_texture_compression/invalid-formats.c
> + *	In TexImage*D, the format should be automatically
> + *	converted to the base internal format of GL_RGBA.
> + */
> +void test_tex_img(int fi, bool have_mipmap)
> +{
> +	GLuint tex;
> +	char fake_tex_data[16];
> +	glGenTextures(1, &tex);
> +	glBindTexture(GL_TEXTURE_2D, tex);
> +
> +	/* Allocate for an ASTC texture for following texsubimage calls
> +	 * Since TexImage*D must fail, then the corresponding TexSubImage
> +	 * calls must fail as well.
> +	 */
> +	glCompressedTexImage2D(GL_TEXTURE_2D, 0,
> +		formats[fi].fmt, 4, 4, 0, formats[fi].bb, fake_tex_data);
> +	REQUIRE_ERROR(GL_NO_ERROR);
> +
> +	/* Check for expected error from Tex*Image*D family of functions */
> +	glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0,
> +		4, 4, GL_RGBA, GL_UNSIGNED_BYTE, fake_tex_data);
> +	REQUIRE_ERROR(GL_INVALID_OPERATION);
> +
> +	glTexImage2D(GL_TEXTURE_2D, 0,
> +		formats[fi].fmt, 4, 4, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
> +	REQUIRE_ERROR(GL_INVALID_OPERATION);
> +
> +	glCopyTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, 0, 0, 4, 4);
> +	REQUIRE_ERROR(GL_INVALID_OPERATION);
> +
> +	glCopyTexImage2D(GL_TEXTURE_2D, 0, formats[fi].fmt, 0, 0, 4, 4, 0);
> +	REQUIRE_ERROR(GL_INVALID_OPERATION);
> +
> +	/* Check for expected error from the online compression resulting from
> +	 * calling GenerateMipmap.
> +	 */
> +	if (have_mipmap) {
> +		glGenerateMipmap(GL_TEXTURE_2D);
> +		REQUIRE_ERROR(GL_INVALID_OPERATION);
> +	}
> +
> +	glDeleteTextures(1, &tex);
> +
> +}
> +
> +bool static inline
> +have_tex_storage_support()
> +{
> +#if defined (PIGLIT_USE_OPENGL)
> +	return piglit_get_gl_version() >= 42 ||
> +		piglit_is_extension_supported("GL_ARB_texture_storage");
> +#else
> +	return piglit_get_gl_version() >= 30 ||
> +		piglit_is_extension_supported("GL_EXT_texture_storage");
> +#endif
> +}
> +
> +
> +bool static inline
> +have_cube_map_array_support()
> +{
> +#if defined (PIGLIT_USE_OPENGL_ES3)
> +	return piglit_is_extension_supported("GL_EXT_texture_cube_map_array");
> +#elif defined (PIGLIT_USE_OPENGL)
> +	return piglit_get_gl_version() >= 40 ||
> +		piglit_is_extension_supported("GL_ARB_texture_cube_map_array");
> +#endif
> +	return false;
> +}
> +
> +
> +enum piglit_result
> +piglit_display(void)
> +{
> +	unsigned i;
> +	bool have_cube_map_ext = have_cube_map_array_support();
> +	bool have_tex_stor_ext = have_tex_storage_support();
> +	bool have_mipmap = piglit_is_extension_supported("GL_ARB_framebuffer_object");
> +
> +	for (i = 0; i < ARRAY_SIZE(formats); i++) {
> +		if (have_cube_map_ext)
> +			test_non_square_img(i);
> +		if (have_tex_stor_ext)
> +			test_sub_img(i);
> +		test_compressed_teximg_3d(i, have_cube_map_ext);
> +		test_tex_img(i, have_mipmap);
> +	}
> +
> +	piglit_report_result(PIGLIT_PASS);
> +}
> +
> +
> +void
> +piglit_init(int argc, char **argv)
> +{
> +	piglit_require_extension("GL_KHR_texture_compression_astc_ldr");
> +}
> +
> +
> +PIGLIT_GL_TEST_CONFIG_BEGIN
> +
> +	config.supports_gl_compat_version = 11;
> +	config.supports_gl_es_version = 10;
> +
> +	config.window_visual = PIGLIT_GL_VISUAL_RGB | PIGLIT_GL_VISUAL_DOUBLE;
> +
> +PIGLIT_GL_TEST_CONFIG_END
> -- 
> 2.5.0
> 
> _______________________________________________
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> Piglit at lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/piglit
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