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/*
* Copyright © 2004 David Reveman
*
* Permission to use, copy, modify, distribute, and sell this software
* and its documentation for any purpose is hereby granted without
* fee, provided that the above copyright notice appear in all copies
* and that both that copyright notice and this permission notice
* appear in supporting documentation, and that the name of
* David Reveman not be used in advertising or publicity pertaining to
* distribution of the software without specific, written prior permission.
* David Reveman makes no representations about the suitability of this
* software for any purpose. It is provided "as is" without express or
* implied warranty.
*
* DAVID REVEMAN DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN
* NO EVENT SHALL DAVID REVEMAN BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
* OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
* NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
* Author: David Reveman <davidr@novell.com>
*/
#ifdef HAVE_CONFIG_H
# include "../config.h"
#endif
#include "glitz_aglint.h"
static glitz_extension_map agl_extensions[] = {
{ 0.0, "GL_APPLE_pixel_buffer", GLITZ_AGL_FEATURE_PBUFFER_MASK },
{ 0.0, "GL_ARB_multisample", GLITZ_AGL_FEATURE_MULTISAMPLE_MASK },
{ 0.0, "GL_ARB_texture_rectangle",
GLITZ_AGL_FEATURE_TEXTURE_RECTANGLE_MASK },
{ 0.0, "GL_EXT_texture_rectangle",
GLITZ_AGL_FEATURE_TEXTURE_RECTANGLE_MASK },
{ 0.0, "GL_NV_texture_rectangle", GLITZ_AGL_FEATURE_TEXTURE_RECTANGLE_MASK },
{ 0.0, NULL, 0 }
};
glitz_status_t
glitz_agl_query_extensions (glitz_agl_thread_info_t *thread_info)
{
GLint attrib[] = {
AGL_RGBA,
AGL_NO_RECOVERY,
AGL_NONE
};
AGLPixelFormat pf;
AGLContext context;
thread_info->agl_feature_mask = 0;
pf = aglChoosePixelFormat (NULL, 0, attrib);
context = aglCreateContext (pf, NULL);
if (context) {
const char *gl_extensions_string;
aglSetCurrentContext (context);
gl_extensions_string = (const char *) glGetString (GL_EXTENSIONS);
thread_info->agl_feature_mask =
glitz_extensions_query (0.0,
gl_extensions_string,
agl_extensions);
if (thread_info->agl_feature_mask & GLITZ_AGL_FEATURE_MULTISAMPLE_MASK) {
const char *vendor;
vendor = glGetString (GL_VENDOR);
if (vendor) {
/* NVIDIA's driver seem to support multisample with pbuffers */
if (!strncmp ("NVIDIA", vendor, 6))
thread_info->agl_feature_mask |=
GLITZ_AGL_FEATURE_PBUFFER_MULTISAMPLE_MASK;
}
}
aglSetCurrentContext (NULL);
aglDestroyContext (context);
}
aglDestroyPixelFormat (pf);
return GLITZ_STATUS_SUCCESS;
}
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