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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 names 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 <c99drn@cs.umu.se>
*/
#ifdef HAVE_CONFIG_H
# include "../../config.h"
#endif
#include "glitz_aglint.h"
AGLPbuffer
glitz_agl_pbuffer_create (glitz_agl_thread_info_t *thread_info,
glitz_pbuffer_attributes_t *attributes,
unsigned long mask,
int *width,
int *height)
{
AGLPbuffer pbuffer;
glitz_gl_enum_t target;
int w, h;
if (mask & GLITZ_PBUFFER_WIDTH_MASK)
w = attributes->width;
else
w = GLITZ_DEFAULT_PBUFFER_WIDTH;
if (mask & GLITZ_PBUFFER_HEIGHT_MASK)
h = attributes->height;
else
h = GLITZ_DEFAULT_PBUFFER_HEIGHT;
if (!POWER_OF_TWO (w) || !POWER_OF_TWO (h)) {
if (thread_info->agl_feature_mask &
GLITZ_AGL_FEATURE_TEXTURE_RECTANGLE_MASK)
target = GLITZ_GL_TEXTURE_RECTANGLE;
else
return (AGLPbuffer) 0;
} else
target = GLITZ_GL_TEXTURE_2D;
aglCreatePBuffer (w, h, target, GLITZ_GL_RGBA, 0, &pbuffer);
*width = w;
*height = h;
return pbuffer;
}
void
glitz_agl_pbuffer_destroy (AGLPbuffer pbuffer)
{
aglDestroyPBuffer (pbuffer);
}
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