#ifdef HAVE_DIX_CONFIG_H
#include <dix-config.h>
#endif
#include "dri.h"
#include <OpenGL/OpenGL.h>
#include <OpenGL/CGLContext.h>
#include <GL/gl.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"
void setVisualConfigs(void) {
int numConfigs = 0;
__GLXvisualConfig *visualConfigs = NULL;
void **visualPrivates = NULL;
struct glCapabilities caps;
struct glCapabilitiesConfig *conf = NULL;
int stereo, depth, aux, buffers, stencil, accum, color, msample;
int i = 0;
if(getGlCapabilities(&caps)) {
ErrorF("error from getGlCapabilities()!\n");
return;
}
assert(NULL != caps.configurations);
conf = 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);
}
visualConfigs = xcalloc(sizeof(*visualConfigs), numConfigs);
if(NULL == visualConfigs) {
ErrorF("xcalloc failure when allocating visualConfigs\n");
freeGlCapabilities(&caps);
return;
}
visualPrivates = xcalloc(sizeof(void *), numConfigs);
if(NULL == visualPrivates) {
ErrorF("xcalloc failure when allocating visualPrivates");
freeGlCapabilities(&caps);
xfree(visualConfigs);
return;
}
i = 0;
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) {
visualConfigs[i].vid = (VisualID)(-1);
visualConfigs[i].class = TrueColor;
visualConfigs[i].rgba = true;
visualConfigs[i].redSize = conf->color_buffers[color].r;
visualConfigs[i].greenSize = conf->color_buffers[color].g;
visualConfigs[i].blueSize = conf->color_buffers[color].b;
if(GLCAPS_COLOR_BUF_INVALID_VALUE == conf->color_buffers[color].a) {
visualConfigs[i].alphaSize = 0;
} else {
visualConfigs[i].alphaSize = conf->color_buffers[color].a;
}
if(GLCAPS_COLOR_BUF_INVALID_VALUE == conf->color_buffers[color].a) {
visualConfigs[i].bufferSize = conf->color_buffers[color].r +
conf->color_buffers[color].g + conf->color_buffers[color].b;
} else {
visualConfigs[i].bufferSize = conf->color_buffers[color].r +
conf->color_buffers[color].g + conf->color_buffers[color].b +
conf->color_buffers[color].a;
}
visualConfigs[i].redMask = -1;
visualConfigs[i].greenMask = -1;
visualConfigs[i].blueMask = -1;
visualConfigs[i].alphaMask = -1;
if(conf->total_accum_buffers > 0) {
visualConfigs[i].accumRedSize = conf->accum_buffers[accum].r;
visualConfigs[i].accumGreenSize = conf->accum_buffers[accum].g;
visualConfigs[i].accumBlueSize = conf->accum_buffers[accum].b;
if(GLCAPS_COLOR_BUF_INVALID_VALUE != conf->accum_buffers[accum].a) {
visualConfigs[i].accumAlphaSize = conf->accum_buffers[accum].a;
} else {
visualConfigs[i].accumAlphaSize = 0;
}
} else {
visualConfigs[i].accumRedSize = 0;
visualConfigs[i].accumGreenSize = 0;
visualConfigs[i].accumBlueSize = 0;
visualConfigs[i].accumAlphaSize = 0;
}
visualConfigs[i].doubleBuffer = buffers ? TRUE : FALSE;
visualConfigs[i].stereo = stereo ? TRUE : FALSE;
visualConfigs[i].depthSize = conf->depth_buffers[depth];
if(conf->total_stencil_bit_depths > 0) {
visualConfigs[i].stencilSize = conf->stencil_bit_depths[stencil];
} else {
visualConfigs[i].stencilSize = 0;
}
visualConfigs[i].auxBuffers = aux ? conf->aux_buffers : 0;
visualConfigs[i].level = 0;
if(conf->accelerated) {
visualConfigs[i].visualRating = GLX_NONE;
} else {
visualConfigs[i].visualRating = GLX_SLOW_VISUAL_EXT;
}
visualConfigs[i].transparentPixel = GLX_NONE;
visualConfigs[i].transparentRed = GLX_NONE;
visualConfigs[i].transparentGreen = GLX_NONE;
visualConfigs[i].transparentBlue = GLX_NONE;
visualConfigs[i].transparentAlpha = GLX_NONE;
visualConfigs[i].transparentIndex = GLX_NONE;
if(msample > 0) {
visualConfigs[i].multiSampleSize = conf->multisample_samples;
visualConfigs[i].nMultiSampleBuffers = conf->multisample_buffers;
} else {
visualConfigs[i].multiSampleSize = 0;
visualConfigs[i].nMultiSampleBuffers = 0;
}
++i;
}
}
}
}
}
}
}
}
}
if (i != numConfigs) {
ErrorF("numConfigs calculation error in setVisualConfigs! numConfigs is %d i is %d\n", numConfigs, i);
abort();
}
freeGlCapabilities(&caps);
GlxSetVisualConfigs(numConfigs, visualConfigs, visualPrivates);
}