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-rw-r--r--hw/xquartz/GL/visualConfigs.c214
1 files changed, 74 insertions, 140 deletions
diff --git a/hw/xquartz/GL/visualConfigs.c b/hw/xquartz/GL/visualConfigs.c
index e37eefbe4..03486cd66 100644
--- a/hw/xquartz/GL/visualConfigs.c
+++ b/hw/xquartz/GL/visualConfigs.c
@@ -58,40 +58,38 @@
#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)
-{
+__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)) {
+ 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.
+ 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.
+ 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->aux_buffers (when available/non-zero) result in 2 iterations instead of 1.
- conf->buffers indicates whether we have single or double buffering.
+ conf->buffers indicates whether we have single or double buffering.
- conf->total_stencil_bit_depths
+ conf->total_stencil_bit_depths
- conf->total_color_buffers indicates the RGB/RGBA color 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_accum_buffers iterations for accum (with at least 1 if equal to 0)
- conf->total_depth_buffer_depths
+ 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.
+ conf->multisample_buffers iterations (with at least 1 if equal to 0). We add 1
+ for the 0 multisampling config.
*/
@@ -99,57 +97,43 @@ __glXAquaCreateVisualConfigs(int *numConfigsPtr, int screenNumber)
numConfigs = 0;
- for (conf = caps.configurations; conf; conf = conf->next) {
- if (conf->total_color_buffers <= 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);
+ * (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)
+ if(numConfigsPtr)
*numConfigsPtr = numConfigs;
visualConfigs = calloc(sizeof(*visualConfigs), numConfigs);
- if (NULL == visualConfigs) {
+ 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) {
+ 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;
@@ -162,12 +146,10 @@ __glXAquaCreateVisualConfigs(int *numConfigsPtr, int screenNumber)
c->indexBits = 0;
c->pixmapMode = 0; // TODO: What should this be?
- if (conf->accelerated) {
+ if(conf->accelerated) {
c->visualRating = GLX_NONE;
- }
- else {
- c->visualRating =
- GLX_SLOW_VISUAL_EXT;
+ } else {
+ c->visualRating = GLX_SLOW_VISUAL_EXT;
}
c->transparentPixel = GLX_NONE;
@@ -179,91 +161,52 @@ __glXAquaCreateVisualConfigs(int *numConfigsPtr, int screenNumber)
c->visualSelectGroup = 0;
- c->swapMethod =
- GLX_SWAP_UNDEFINED_OML;
+ c->swapMethod = GLX_SWAP_UNDEFINED_OML;
// Stereo
c->stereoMode = stereo ? TRUE : FALSE;
// Aux buffers
- c->numAuxBuffers =
- aux ? conf->aux_buffers : 0;
+ c->numAuxBuffers = aux ? conf->aux_buffers : 0;
// Double Buffered
- c->doubleBufferMode =
- buffers ? TRUE : FALSE;
+ c->doubleBufferMode = buffers ? TRUE : FALSE;
// Stencil Buffer
- if (conf->total_stencil_bit_depths >
- 0) {
- c->stencilBits =
- conf->stencil_bit_depths[
- stencil];
- }
- else {
+ 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 {
+ 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);
+ 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 {
+ 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 {
+ } else {
c->accumRedBits = 0;
c->accumGreenBits = 0;
c->accumBlueBits = 0;
@@ -271,17 +214,13 @@ __glXAquaCreateVisualConfigs(int *numConfigsPtr, int screenNumber)
}
// Depth
- c->depthBits =
- conf->depth_buffers[depth];
+ c->depthBits = conf->depth_buffers[depth];
// MultiSample
- if (msample > 0) {
- c->samples =
- conf->multisample_samples;
- c->sampleBuffers =
- conf->multisample_buffers;
- }
- else {
+ if(msample > 0) {
+ c->samples = conf->multisample_samples;
+ c->sampleBuffers = conf->multisample_buffers;
+ } else {
c->samples = 0;
c->sampleBuffers = 0;
}
@@ -291,9 +230,7 @@ __glXAquaCreateVisualConfigs(int *numConfigsPtr, int screenNumber)
* GLXPbuffers in direct mode.
*/
/* SGIX_fbconfig / GLX 1.3 */
- c->drawableType = GLX_WINDOW_BIT |
- GLX_PIXMAP_BIT |
- GLX_PBUFFER_BIT;
+ c->drawableType = GLX_WINDOW_BIT | GLX_PIXMAP_BIT | GLX_PBUFFER_BIT;
c->renderType = GLX_RGBA_BIT;
c->xRenderable = GL_TRUE;
c->fbconfigID = -1;
@@ -310,8 +247,7 @@ __glXAquaCreateVisualConfigs(int *numConfigsPtr, int screenNumber)
*/
c->maxPbufferWidth = 8192;
c->maxPbufferHeight = 8192;
- c->maxPbufferPixels =
- /*Do we need this?*/ 0;
+ c->maxPbufferPixels = /*Do we need this?*/ 0;
/*
* There is no introspection for this sort of thing
* with CGL. What should we do realistically?
@@ -337,12 +273,10 @@ __glXAquaCreateVisualConfigs(int *numConfigsPtr, int screenNumber)
}
}
- (c - 1)->next = NULL;
+ (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));
+ FatalError("numConfigs calculation error in setVisualConfigs! numConfigs is %d i is %d\n", numConfigs, (int)(c - visualConfigs));
}
freeGlCapabilities(&caps);