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| -rw-r--r-- | progs/tests/Makefile | 1 | ||||
| -rw-r--r-- | progs/tests/no_s3tc.c | 97 |
2 files changed, 98 insertions, 0 deletions
diff --git a/progs/tests/Makefile b/progs/tests/Makefile index 52b6b1e2a65..a826762e1cf 100644 --- a/progs/tests/Makefile +++ b/progs/tests/Makefile @@ -31,6 +31,7 @@ SOURCES = antialias.c \ getprocaddress.c \ manytex.c \ multipal.c \ + no_s3tc.c \ packedpixels.c \ pbo.c \ projtex.c \ diff --git a/progs/tests/no_s3tc.c b/progs/tests/no_s3tc.c new file mode 100644 index 00000000000..d3383ff98af --- /dev/null +++ b/progs/tests/no_s3tc.c @@ -0,0 +1,97 @@ +/* + * (C) Copyright IBM Corporation 2004 + * All Rights Reserved. + * + * 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 + * on the rights to use, copy, modify, merge, publish, distribute, sub + * license, 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 NON-INFRINGEMENT. IN NO EVENT SHALL + * VA LINUX SYSTEM, IBM AND/OR THEIR SUPPLIERS 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 no_s3tc.c + * Test program to verify the behavior of an OpenGL implementation when + * an application calls \c glCompressedTexImage2D with an unsupported (but + * valid) compression format. The most common example is calling it with + * \c GL_COMPRESSED_RGBA_S3TC_DXT1_EXT when GL_EXT_texture_compression_s3tc + * is not supported. + * + * This tests Mesa bug #1028405. + * + * \author Ian Romanick <[email protected]> + */ + +#include <stdlib.h> +#include <stdio.h> +#include <string.h> +#include <GL/glut.h> +#include <GL/glext.h> + +static unsigned data[16]; + +int +main( int argc, char ** argv ) +{ + float gl_version; + GLenum format; + GLuint size; + GLuint width; + GLenum err; + + + glutInit( & argc, argv ); + glutInitDisplayMode( GLUT_RGB | GLUT_DEPTH | GLUT_DOUBLE ); + + glutInitWindowPosition( 0, 0 ); + glutInitWindowSize( 300, 300 ); + glutCreateWindow( "No S3TC Test" ); + + gl_version = strtod( (const char *) glGetString( GL_VERSION ), NULL ); + if ( ! glutExtensionSupported( "GL_ARB_texture_compression" ) + && (gl_version < 1.3) ) { + fprintf( stderr, "Either OpenGL 1.3 or GL_ARB_texture_compression " + "must be supported.\n" ); + return( EXIT_SUCCESS ); + } + + + if ( ! glutExtensionSupported( "GL_EXT_texture_compression_s3tc" ) ) { + format = GL_COMPRESSED_RGBA_S3TC_DXT1_EXT; + width = 4; + size = 8; + } + else if ( ! glutExtensionSupported( "GL_3DFX_texture_compression_FXT1" ) ) { + format = GL_COMPRESSED_RGBA_FXT1_3DFX; + width = 8; + size = 16; + } + else { + fprintf( stderr, "Either GL_EXT_texture_compression_s3tc or " + "GL_3DFX_texture_compression_FXT1 must NOT be supported.\n" ); + return( EXIT_SUCCESS ); + } + + glCompressedTexImage2D( GL_TEXTURE_2D, 0, format, width, 4, 0, + size, data ); + err = glGetError(); + if ( err != GL_INVALID_ENUM ) { + fprintf( stderr, "GL error 0x%04x should have been generated, but " + "0x%04x was generated instead.\n", GL_INVALID_ENUM, err ); + } + + return (err == GL_INVALID_ENUM) ? EXIT_SUCCESS : EXIT_FAILURE; +} |