diff options
Diffstat (limited to 'hw/xquartz')
-rw-r--r-- | hw/xquartz/GL/visualConfigs.c | 214 |
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); |