diff options
Diffstat (limited to 'xorg-server/hw/xquartz/GL/visualConfigs.c')
| -rw-r--r-- | xorg-server/hw/xquartz/GL/visualConfigs.c | 569 |
1 files changed, 284 insertions, 285 deletions
diff --git a/xorg-server/hw/xquartz/GL/visualConfigs.c b/xorg-server/hw/xquartz/GL/visualConfigs.c index 0d5793262..2c2a9a29e 100644 --- a/xorg-server/hw/xquartz/GL/visualConfigs.c +++ b/xorg-server/hw/xquartz/GL/visualConfigs.c @@ -1,285 +1,284 @@ -/*
- * 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
-
-#include "dri.h"
-
-#include <OpenGL/OpenGL.h>
-#include <OpenGL/gl.h>
-#include <OpenGL/glext.h>
-#include <OpenGL/CGLContext.h>
-
-#include <GL/glxproto.h>
-#include <windowstr.h>
-#include <resource.h>
-#include <GL/glxint.h>
-#include <GL/glxtokens.h>
-#include <scrnintstr.h>
-#include <glxserver.h>
-#include <glxscreens.h>
-#include <glxdrawable.h>
-#include <glxcontext.h>
-#include <glxext.h>
-#include <glxutil.h>
-#include <glxscreens.h>
-#include <GL/internal/glcore.h>
-
-#include "capabilities.h"
-#include "visualConfigs.h"
-#include "darwinfb.h"
-
-/* Based originally on code from indirect.c which was based on code from i830_dri.c. */
-__GLXconfig *__glXAquaCreateVisualConfigs(int *numConfigsPtr, int screenNumber) {
- int numConfigs = 0;
- __GLXconfig *visualConfigs, *c;
- struct glCapabilities caps;
- struct glCapabilitiesConfig *conf;
- int stereo, depth, aux, buffers, stencil, accum, color, msample;
-
- if(getGlCapabilities(&caps)) {
- ErrorF("error from getGlCapabilities()!\n");
- return NULL;
- }
-
- /*
- conf->stereo is 0 or 1, but we need at least 1 iteration of the loop,
- so we treat a true conf->stereo as 2.
-
- The depth size is 0 or 24. Thus we do 2 iterations for that.
-
- conf->aux_buffers (when available/non-zero) result in 2 iterations instead of 1.
-
- conf->buffers indicates whether we have single or double buffering.
-
- conf->total_stencil_bit_depths
-
- conf->total_color_buffers indicates the RGB/RGBA color depths.
-
- conf->total_accum_buffers iterations for accum (with at least 1 if equal to 0)
-
- conf->total_depth_buffer_depths
-
- conf->multisample_buffers iterations (with at least 1 if equal to 0). We add 1
- for the 0 multisampling config.
-
- */
-
- assert(NULL != caps.configurations);
-
- numConfigs = 0;
-
- for(conf = caps.configurations; conf; conf = conf->next) {
- if(conf->total_color_buffers <= 0)
- continue;
-
- numConfigs += (conf->stereo ? 2 : 1)
- * (conf->aux_buffers ? 2 : 1)
- * conf->buffers
- * ((conf->total_stencil_bit_depths > 0) ? conf->total_stencil_bit_depths : 1)
- * conf->total_color_buffers
- * ((conf->total_accum_buffers > 0) ? conf->total_accum_buffers : 1)
- * conf->total_depth_buffer_depths
- * (conf->multisample_buffers + 1);
- }
-
- if(numConfigsPtr)
- *numConfigsPtr = numConfigs;
-
- visualConfigs = calloc(sizeof(*visualConfigs), numConfigs);
-
- if(NULL == visualConfigs) {
- ErrorF("xcalloc failure when allocating visualConfigs\n");
- freeGlCapabilities(&caps);
- return NULL;
- }
-
- c = visualConfigs; /* current buffer */
- for(conf = caps.configurations; conf; conf = conf->next) {
- for(stereo = 0; stereo < (conf->stereo ? 2 : 1); ++stereo) {
- for(aux = 0; aux < (conf->aux_buffers ? 2 : 1); ++aux) {
- for(buffers = 0; buffers < conf->buffers; ++buffers) {
- for(stencil = 0; stencil < ((conf->total_stencil_bit_depths > 0) ?
- conf->total_stencil_bit_depths : 1); ++stencil) {
- for(color = 0; color < conf->total_color_buffers; ++color) {
- for(accum = 0; accum < ((conf->total_accum_buffers > 0) ?
- conf->total_accum_buffers : 1); ++accum) {
- for(depth = 0; depth < conf->total_depth_buffer_depths; ++depth) {
- for(msample = 0; msample < (conf->multisample_buffers + 1); ++msample) {
-
- // Global
- c->visualID = -1;
- c->visualType = GLX_TRUE_COLOR;
- c->next = c + 1;
-
- c->screen = screenNumber;
-
- c->level = 0;
- c->indexBits = 0;
- c->pixmapMode = 0; // TODO: What should this be?
-
- if(conf->accelerated) {
- c->visualRating = GLX_NONE;
- } else {
- c->visualRating = GLX_SLOW_VISUAL_EXT;
- }
-
- c->transparentPixel = GLX_NONE;
- c->transparentRed = GLX_NONE;
- c->transparentGreen = GLX_NONE;
- c->transparentBlue = GLX_NONE;
- c->transparentAlpha = GLX_NONE;
- c->transparentIndex = GLX_NONE;
-
- c->visualSelectGroup = 0;
-
- c->swapMethod = GLX_SWAP_UNDEFINED_OML;
-
- // Stereo
- c->stereoMode = stereo ? TRUE : FALSE;
-
- // Aux buffers
- c->numAuxBuffers = aux ? conf->aux_buffers : 0;
-
- // Double Buffered
- c->doubleBufferMode = buffers ? TRUE : FALSE;
-
- // Stencil Buffer
- if(conf->total_stencil_bit_depths > 0) {
- c->stencilBits = conf->stencil_bit_depths[stencil];
- } else {
- c->stencilBits = 0;
- }
-
- // Color
- if(GLCAPS_COLOR_BUF_INVALID_VALUE != conf->color_buffers[color].a) {
- c->alphaBits = conf->color_buffers[color].a;
- } else {
- c->alphaBits = 0;
- }
- c->redBits = conf->color_buffers[color].r;
- c->greenBits = conf->color_buffers[color].g;
- c->blueBits = conf->color_buffers[color].b;
-
- c->rgbBits = c->alphaBits + c->redBits + c->greenBits + c->blueBits;
-
- c->alphaMask = AM_ARGB(c->alphaBits, c->redBits, c->greenBits, c->blueBits);
- c->redMask = RM_ARGB(c->alphaBits, c->redBits, c->greenBits, c->blueBits);
- c->greenMask = GM_ARGB(c->alphaBits, c->redBits, c->greenBits, c->blueBits);
- c->blueMask = BM_ARGB(c->alphaBits, c->redBits, c->greenBits, c->blueBits);
-
- // Accumulation Buffers
- if(conf->total_accum_buffers > 0) {
- c->accumRedBits = conf->accum_buffers[accum].r;
- c->accumGreenBits = conf->accum_buffers[accum].g;
- c->accumBlueBits = conf->accum_buffers[accum].b;
- if(GLCAPS_COLOR_BUF_INVALID_VALUE != conf->accum_buffers[accum].a) {
- c->accumAlphaBits = conf->accum_buffers[accum].a;
- } else {
- c->accumAlphaBits = 0;
- }
- } else {
- c->accumRedBits = 0;
- c->accumGreenBits = 0;
- c->accumBlueBits = 0;
- c->accumAlphaBits = 0;
- }
-
- // Depth
- c->depthBits = conf->depth_buffers[depth];
-
- // MultiSample
- if(msample > 0) {
- c->samples = conf->multisample_samples;
- c->sampleBuffers = conf->multisample_buffers;
- } else {
- c->samples = 0;
- c->sampleBuffers = 0;
- }
-
- /*
- * The Apple libGL supports GLXPixmaps and
- * GLXPbuffers in direct mode.
- */
- /* SGIX_fbconfig / GLX 1.3 */
- c->drawableType = GLX_WINDOW_BIT | GLX_PIXMAP_BIT | GLX_PBUFFER_BIT;
- c->renderType = GLX_RGBA_BIT;
- c->xRenderable = GL_TRUE;
- c->fbconfigID = -1;
-
- /* SGIX_pbuffer / GLX 1.3 */
-
- /*
- * The CGL layer provides a way of retrieving
- * the maximum pbuffer width/height, but only
- * if we create a context and call glGetIntegerv.
- *
- * The following values are from a test program
- * that does so.
- */
- c->maxPbufferWidth = 8192;
- c->maxPbufferHeight = 8192;
- c->maxPbufferPixels = /*Do we need this?*/ 0;
- /*
- * There is no introspection for this sort of thing
- * with CGL. What should we do realistically?
- */
- c->optimalPbufferWidth = 0;
- c->optimalPbufferHeight = 0;
-
- /* EXT_texture_from_pixmap */
- c->bindToTextureRgb = 0;
- c->bindToTextureRgba = 0;
- c->bindToMipmapTexture = 0;
- c->bindToTextureTargets = 0;
- c->yInverted = 0;
-
- c = c->next;
- }
- }
- }
- }
- }
- }
- }
- }
- }
-
- (c-1)->next = NULL;
-
- if (c - visualConfigs != numConfigs) {
- FatalError("numConfigs calculation error in setVisualConfigs! numConfigs is %d i is %d\n", numConfigs, (int)(c - visualConfigs));
- }
-
- freeGlCapabilities(&caps);
- return visualConfigs;
-}
+/* + * 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 + +#include "dri.h" + +#include <OpenGL/OpenGL.h> +#include <OpenGL/gl.h> +#include <OpenGL/glext.h> +#include <OpenGL/CGLContext.h> + +#include <GL/glxproto.h> +#include <windowstr.h> +#include <resource.h> +#include <GL/glxint.h> +#include <GL/glxtokens.h> +#include <scrnintstr.h> +#include <glxserver.h> +#include <glxscreens.h> +#include <glxdrawable.h> +#include <glxcontext.h> +#include <glxext.h> +#include <glxutil.h> +#include <GL/internal/glcore.h> + +#include "capabilities.h" +#include "visualConfigs.h" +#include "darwinfb.h" + +/* Based originally on code from indirect.c which was based on code from i830_dri.c. */ +__GLXconfig *__glXAquaCreateVisualConfigs(int *numConfigsPtr, int screenNumber) { + int numConfigs = 0; + __GLXconfig *visualConfigs, *c; + struct glCapabilities caps; + struct glCapabilitiesConfig *conf; + int stereo, depth, aux, buffers, stencil, accum, color, msample; + + if(getGlCapabilities(&caps)) { + ErrorF("error from getGlCapabilities()!\n"); + return NULL; + } + + /* + conf->stereo is 0 or 1, but we need at least 1 iteration of the loop, + so we treat a true conf->stereo as 2. + + The depth size is 0 or 24. Thus we do 2 iterations for that. + + conf->aux_buffers (when available/non-zero) result in 2 iterations instead of 1. + + conf->buffers indicates whether we have single or double buffering. + + conf->total_stencil_bit_depths + + conf->total_color_buffers indicates the RGB/RGBA color depths. + + conf->total_accum_buffers iterations for accum (with at least 1 if equal to 0) + + conf->total_depth_buffer_depths + + conf->multisample_buffers iterations (with at least 1 if equal to 0). We add 1 + for the 0 multisampling config. + + */ + + assert(NULL != caps.configurations); + + numConfigs = 0; + + for(conf = caps.configurations; conf; conf = conf->next) { + if(conf->total_color_buffers <= 0) + continue; + + numConfigs += (conf->stereo ? 2 : 1) + * (conf->aux_buffers ? 2 : 1) + * conf->buffers + * ((conf->total_stencil_bit_depths > 0) ? conf->total_stencil_bit_depths : 1) + * conf->total_color_buffers + * ((conf->total_accum_buffers > 0) ? conf->total_accum_buffers : 1) + * conf->total_depth_buffer_depths + * (conf->multisample_buffers + 1); + } + + if(numConfigsPtr) + *numConfigsPtr = numConfigs; + + visualConfigs = calloc(sizeof(*visualConfigs), numConfigs); + + if(NULL == visualConfigs) { + ErrorF("xcalloc failure when allocating visualConfigs\n"); + freeGlCapabilities(&caps); + return NULL; + } + + c = visualConfigs; /* current buffer */ + for(conf = caps.configurations; conf; conf = conf->next) { + for(stereo = 0; stereo < (conf->stereo ? 2 : 1); ++stereo) { + for(aux = 0; aux < (conf->aux_buffers ? 2 : 1); ++aux) { + for(buffers = 0; buffers < conf->buffers; ++buffers) { + for(stencil = 0; stencil < ((conf->total_stencil_bit_depths > 0) ? + conf->total_stencil_bit_depths : 1); ++stencil) { + for(color = 0; color < conf->total_color_buffers; ++color) { + for(accum = 0; accum < ((conf->total_accum_buffers > 0) ? + conf->total_accum_buffers : 1); ++accum) { + for(depth = 0; depth < conf->total_depth_buffer_depths; ++depth) { + for(msample = 0; msample < (conf->multisample_buffers + 1); ++msample) { + + // Global + c->visualID = -1; + c->visualType = GLX_TRUE_COLOR; + c->next = c + 1; + + c->screen = screenNumber; + + c->level = 0; + c->indexBits = 0; + c->pixmapMode = 0; // TODO: What should this be? + + if(conf->accelerated) { + c->visualRating = GLX_NONE; + } else { + c->visualRating = GLX_SLOW_VISUAL_EXT; + } + + c->transparentPixel = GLX_NONE; + c->transparentRed = GLX_NONE; + c->transparentGreen = GLX_NONE; + c->transparentBlue = GLX_NONE; + c->transparentAlpha = GLX_NONE; + c->transparentIndex = GLX_NONE; + + c->visualSelectGroup = 0; + + c->swapMethod = GLX_SWAP_UNDEFINED_OML; + + // Stereo + c->stereoMode = stereo ? TRUE : FALSE; + + // Aux buffers + c->numAuxBuffers = aux ? conf->aux_buffers : 0; + + // Double Buffered + c->doubleBufferMode = buffers ? TRUE : FALSE; + + // Stencil Buffer + if(conf->total_stencil_bit_depths > 0) { + c->stencilBits = conf->stencil_bit_depths[stencil]; + } else { + c->stencilBits = 0; + } + + // Color + if(GLCAPS_COLOR_BUF_INVALID_VALUE != conf->color_buffers[color].a) { + c->alphaBits = conf->color_buffers[color].a; + } else { + c->alphaBits = 0; + } + c->redBits = conf->color_buffers[color].r; + c->greenBits = conf->color_buffers[color].g; + c->blueBits = conf->color_buffers[color].b; + + c->rgbBits = c->alphaBits + c->redBits + c->greenBits + c->blueBits; + + c->alphaMask = AM_ARGB(c->alphaBits, c->redBits, c->greenBits, c->blueBits); + c->redMask = RM_ARGB(c->alphaBits, c->redBits, c->greenBits, c->blueBits); + c->greenMask = GM_ARGB(c->alphaBits, c->redBits, c->greenBits, c->blueBits); + c->blueMask = BM_ARGB(c->alphaBits, c->redBits, c->greenBits, c->blueBits); + + // Accumulation Buffers + if(conf->total_accum_buffers > 0) { + c->accumRedBits = conf->accum_buffers[accum].r; + c->accumGreenBits = conf->accum_buffers[accum].g; + c->accumBlueBits = conf->accum_buffers[accum].b; + if(GLCAPS_COLOR_BUF_INVALID_VALUE != conf->accum_buffers[accum].a) { + c->accumAlphaBits = conf->accum_buffers[accum].a; + } else { + c->accumAlphaBits = 0; + } + } else { + c->accumRedBits = 0; + c->accumGreenBits = 0; + c->accumBlueBits = 0; + c->accumAlphaBits = 0; + } + + // Depth + c->depthBits = conf->depth_buffers[depth]; + + // MultiSample + if(msample > 0) { + c->samples = conf->multisample_samples; + c->sampleBuffers = conf->multisample_buffers; + } else { + c->samples = 0; + c->sampleBuffers = 0; + } + + /* + * The Apple libGL supports GLXPixmaps and + * GLXPbuffers in direct mode. + */ + /* SGIX_fbconfig / GLX 1.3 */ + c->drawableType = GLX_WINDOW_BIT | GLX_PIXMAP_BIT | GLX_PBUFFER_BIT; + c->renderType = GLX_RGBA_BIT; + c->xRenderable = GL_TRUE; + c->fbconfigID = -1; + + /* SGIX_pbuffer / GLX 1.3 */ + + /* + * The CGL layer provides a way of retrieving + * the maximum pbuffer width/height, but only + * if we create a context and call glGetIntegerv. + * + * The following values are from a test program + * that does so. + */ + c->maxPbufferWidth = 8192; + c->maxPbufferHeight = 8192; + c->maxPbufferPixels = /*Do we need this?*/ 0; + /* + * There is no introspection for this sort of thing + * with CGL. What should we do realistically? + */ + c->optimalPbufferWidth = 0; + c->optimalPbufferHeight = 0; + + /* EXT_texture_from_pixmap */ + c->bindToTextureRgb = 0; + c->bindToTextureRgba = 0; + c->bindToMipmapTexture = 0; + c->bindToTextureTargets = 0; + c->yInverted = 0; + + c = c->next; + } + } + } + } + } + } + } + } + } + + (c-1)->next = NULL; + + if (c - visualConfigs != numConfigs) { + FatalError("numConfigs calculation error in setVisualConfigs! numConfigs is %d i is %d\n", numConfigs, (int)(c - visualConfigs)); + } + + freeGlCapabilities(&caps); + return visualConfigs; +} |