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Diffstat (limited to 'xorg-server/hw/xquartz/GL/visualConfigs.c')
-rw-r--r--xorg-server/hw/xquartz/GL/visualConfigs.c348
1 files changed, 189 insertions, 159 deletions
diff --git a/xorg-server/hw/xquartz/GL/visualConfigs.c b/xorg-server/hw/xquartz/GL/visualConfigs.c
index 81f88fb3c..fee665d1d 100644
--- a/xorg-server/hw/xquartz/GL/visualConfigs.c
+++ b/xorg-server/hw/xquartz/GL/visualConfigs.c
@@ -55,55 +55,54 @@
#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. */
-void setVisualConfigs(void) {
+__GLXconfig *__glXAquaCreateVisualConfigs(int *numConfigsPtr, int screenNumber) {
int numConfigs = 0;
- __GLXvisualConfig *visualConfigs = NULL;
- void **visualPrivates = NULL;
+ __GLXconfig *visualConfigs, *c;
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;
+ 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->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.
- 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);
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)
+ 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)
@@ -112,144 +111,175 @@ void setVisualConfigs(void) {
* conf->total_depth_buffer_depths
* (conf->multisample_buffers + 1);
}
-
+
+ if(numConfigsPtr)
+ *numConfigsPtr = numConfigs;
+
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;
+ if(NULL == visualConfigs) {
+ ErrorF("xcalloc failure when allocating visualConfigs\n");
+ freeGlCapabilities(&caps);
+ return NULL;
}
- i = 0; /* current buffer */
+ 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) {
- 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;
+ 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;
- if(GLCAPS_COLOR_BUF_INVALID_VALUE == conf->color_buffers[color].a) {
- /* This visual has no alpha. */
- visualConfigs[i].alphaSize = 0;
- } else {
- visualConfigs[i].alphaSize = conf->color_buffers[color].a;
- }
-
- /*
- * If the .a/alpha value is unset, then don't add it to the
- * bufferSize specification. The INVALID_VALUE indicates that it
- * was unset.
- *
- * This prevents odd bufferSizes, such as 14.
- */
- 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;
- }
+ // 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;
- /*
- * I'm uncertain about these masks.
- * I don't think we actually care what the values are in our
- * libGL, so it doesn't seem to make a difference.
- */
- 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;
+ 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;
+ }
- 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;
- }
+ // 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;
+ }
- ++i;
- }
- }
- }
- }
- }
- }
- }
- }
+ /*
+ * 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;
+ }
+ }
+ }
+ }
+ }
+ }
+ }
+ }
}
- if (i != numConfigs) {
- ErrorF("numConfigs calculation error in setVisualConfigs! numConfigs is %d i is %d\n", numConfigs, i);
- abort();
- }
+ (c-1)->next = NULL;
+ if (c - visualConfigs != numConfigs) {
+ FatalError("numConfigs calculation error in setVisualConfigs! numConfigs is %d i is %d\n", numConfigs, c - visualConfigs);
+ }
+
freeGlCapabilities(&caps);
-
- GlxSetVisualConfigs(numConfigs, visualConfigs, visualPrivates);
+ return visualConfigs;
}