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XQuartz: GL: Add the proper license information to the new files, and add more commentary to setVisualConfigs().

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This commit is contained in:
George Staplin 2008-10-07 11:31:48 -06:00
parent eb3c014e17
commit 190a3d5e5d
4 changed files with 113 additions and 9 deletions
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22
hw/xquartz/GL/capabilities.c
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@ -1,3 +1,25 @@
/*
* Copyright (c) 2008 Apple Inc.
*
* 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 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 ABOVE LISTED COPYRIGHT HOLDER(S) 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 <stdio.h>
#include <stdlib.h>
#include <OpenGL/OpenGL.h>

22
hw/xquartz/GL/capabilities.h
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@ -1,3 +1,25 @@
/*
* Copyright (c) 2008 Apple Inc.
*
* 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 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 ABOVE LISTED COPYRIGHT HOLDER(S) 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.
*/
#ifndef CAPABILITIES_H
#define CAPABILITIES_H

56
hw/xquartz/GL/visualConfigs.c
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@ -1,3 +1,33 @@
/*
* Copyright (c) 2007, 2008 Apple Inc.
* Copyright (c) 2004 Torrey T. Lyons. All Rights Reserved.
* Copyright (c) 2002 Greg Parker. All Rights Reserved.
*
* Portions of this file are copied from Mesa's xf86glx.c,
* which contains the following copyright:
*
* Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas.
* 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
* 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 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 ABOVE LISTED COPYRIGHT HOLDER(S) 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.
*/
#ifdef HAVE_DIX_CONFIG_H
#include <dix-config.h>
#endif
@ -28,6 +58,7 @@
extern BOOL enable_stereo;
/* Based originally on code from indirect.c which was based on code from i830_dri.c. */
void setVisualConfigs(void) {
int numConfigs = 0;
__GLXvisualConfig *visualConfigs = NULL;
@ -41,14 +72,21 @@ void setVisualConfigs(void) {
return;
}
/* count num configs:
2 stereo (on, off) (optional)
2 Z buffer (0, 24 bit)
2 AUX buffer (0, 2)
2 buffers (single, double)
2 stencil (0, 8 bit)
2 accum (0, 64 bit)
= 64 configs with stereo, or 32 without */
/*
caps->stereo is 0 or 1, but we need at least 1 iteration of the loop, so we treat
a true caps->stereo as 2.
The depth size is 0 or 24. Thus we do 2 iterations for that.
caps->aux_buffers (when available/non-zero) result in 2 iterations instead of 1.
caps->buffers indicates whether we have single or double buffering.
2 iterations for stencil (on and off (with a stencil size of 8)).
2 iterations for accum (on and off (with an accum color size of 16)).
*/
numConfigs = ((enable_stereo && caps->stereo) ? 2 : 1) * 2 *
(caps->aux_buffers ? 2 : 1) * (caps->buffers) * 2 * 2;
@ -89,7 +127,7 @@ void setVisualConfigs(void) {
visualConfigs[i].stereo = stereo ? TRUE : FALSE;
visualConfigs[i].bufferSize = -1;
visualConfigs[i].depthSize = depth? 24 : 0;
visualConfigs[i].depthSize = depth ? 24 : 0;
visualConfigs[i].stencilSize = stencil ? 8 : 0;
visualConfigs[i].auxBuffers = aux ? caps->aux_buffers : 0;
visualConfigs[i].level = 0;

22
hw/xquartz/GL/visualConfigs.h
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@ -1,3 +1,25 @@
/*
* Copyright (c) 2008 Apple Inc.
*
* 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 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 ABOVE LISTED COPYRIGHT HOLDER(S) 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.
*/
#ifndef VISUAL_CONFIGS_H
#define VISUAL_CONFIGS_H