1f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/* 2f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org Copyright (c) 2008, 2009 Apple Inc. 3f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 4f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org Permission is hereby granted, free of charge, to any person 5f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org obtaining a copy of this software and associated documentation files 6f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org (the "Software"), to deal in the Software without restriction, 7f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org including without limitation the rights to use, copy, modify, merge, 8f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org publish, distribute, sublicense, and/or sell copies of the Software, 9f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org and to permit persons to whom the Software is furnished to do so, 10f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org subject to the following conditions: 11f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 12f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org The above copyright notice and this permission notice shall be 13f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org included in all copies or substantial portions of the Software. 14f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 15f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 16f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 17f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 18f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org NONINFRINGEMENT. IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT 19f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org HOLDER(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 20f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 21f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 22f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org DEALINGS IN THE SOFTWARE. 23f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 24f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org Except as contained in this notice, the name(s) of the above 25f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org copyright holders shall not be used in advertising or otherwise to 26f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org promote the sale, use or other dealings in this Software without 27f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org prior written authorization. 28f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org*/ 29f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 30f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include <stdbool.h> 31f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include <stdio.h> 32f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include <stdlib.h> 33f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include <assert.h> 34f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include <GL/gl.h> 35f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 36f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org/* <rdar://problem/6953344> */ 37f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#define glTexImage1D glTexImage1D_OSX 38f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#define glTexImage2D glTexImage2D_OSX 39f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#define glTexImage3D glTexImage3D_OSX 40f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include <OpenGL/OpenGL.h> 41f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include <OpenGL/CGLContext.h> 42f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include <OpenGL/CGLRenderers.h> 43f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include <OpenGL/CGLTypes.h> 44f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#undef glTexImage1D 45f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#undef glTexImage2D 46f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#undef glTexImage3D 47f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 48f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#ifndef kCGLPFAOpenGLProfile 49f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#define kCGLPFAOpenGLProfile 99 50f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#endif 51f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 52f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#ifndef kCGLOGLPVersion_3_2_Core 53f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#define kCGLOGLPVersion_3_2_Core 0x3200 54f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#endif 55f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 56f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "apple_cgl.h" 57f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "apple_visual.h" 58f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "apple_glx.h" 59f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org#include "glxconfig.h" 60f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 61f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgenum 62f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 63f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org MAX_ATTR = 60 64f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org}; 65f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 66f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgvoid 67f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.orgapple_visual_create_pfobj(CGLPixelFormatObj * pfobj, const struct glx_config * mode, 68f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org bool * double_buffered, bool * uses_stereo, 69f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org bool offscreen) 70f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org{ 71f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org CGLPixelFormatAttribute attr[MAX_ATTR]; 72f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org int numattr = 0; 73f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org GLint vsref = 0; 74f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org CGLError error = 0; 75f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 76f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* Request an OpenGL 3.2 profile if one is available */ 77f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if(apple_cgl.version_major > 1 || (apple_cgl.version_major == 1 && apple_cgl.version_minor >= 3)) { 78f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org attr[numattr++] = kCGLPFAOpenGLProfile; 79f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org attr[numattr++] = kCGLOGLPVersion_3_2_Core; 80f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 81f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 82f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (offscreen) { 83f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org apple_glx_diagnostic 84f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ("offscreen rendering enabled. Using kCGLPFAOffScreen\n"); 85f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 86f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org attr[numattr++] = kCGLPFAOffScreen; 87f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org attr[numattr++] = kCGLPFAColorSize; 88f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org attr[numattr++] = 32; 89f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 90f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else if (getenv("LIBGL_ALWAYS_SOFTWARE") != NULL) { 91f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org apple_glx_diagnostic 92f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ("Software rendering requested. Using kCGLRendererGenericFloatID.\n"); 93f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org attr[numattr++] = kCGLPFARendererID; 94f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org attr[numattr++] = kCGLRendererGenericFloatID; 95f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 96f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else if (getenv("LIBGL_ALLOW_SOFTWARE") != NULL) { 97f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org apple_glx_diagnostic 98f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org ("Software rendering is not being excluded. Not using kCGLPFAAccelerated.\n"); 99f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 100f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else { 101f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org attr[numattr++] = kCGLPFAAccelerated; 102f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 103f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 104f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org /* 105f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * The program chose a config based on the fbconfigs or visuals. 106f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * Those are based on the attributes from CGL, so we probably 107f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org * do want the closest match for the color, depth, and accum. 108f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org */ 109f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org attr[numattr++] = kCGLPFAClosestPolicy; 110f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 111f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (mode->stereoMode) { 112f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org attr[numattr++] = kCGLPFAStereo; 113f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *uses_stereo = true; 114f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 115f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else { 116f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *uses_stereo = false; 117f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 118f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 119f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (!offscreen && mode->doubleBufferMode) { 120f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org attr[numattr++] = kCGLPFADoubleBuffer; 121f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *double_buffered = true; 122f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 123f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org else { 124f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org *double_buffered = false; 125f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 126f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 127f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org attr[numattr++] = kCGLPFAColorSize; 128f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org attr[numattr++] = mode->redBits + mode->greenBits + mode->blueBits; 129f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org attr[numattr++] = kCGLPFAAlphaSize; 130f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org attr[numattr++] = mode->alphaBits; 131f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 132f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if ((mode->accumRedBits + mode->accumGreenBits + mode->accumBlueBits) > 0) { 133f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org attr[numattr++] = kCGLPFAAccumSize; 134f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org attr[numattr++] = mode->accumRedBits + mode->accumGreenBits + 135f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org mode->accumBlueBits + mode->accumAlphaBits; 136f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 137f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 138f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (mode->depthBits > 0) { 139f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org attr[numattr++] = kCGLPFADepthSize; 140f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org attr[numattr++] = mode->depthBits; 141f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 142f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 143f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (mode->stencilBits > 0) { 144f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org attr[numattr++] = kCGLPFAStencilSize; 145f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org attr[numattr++] = mode->stencilBits; 146f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 147f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 148f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (mode->sampleBuffers > 0) { 149f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org attr[numattr++] = kCGLPFAMultisample; 150f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org attr[numattr++] = kCGLPFASampleBuffers; 151f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org attr[numattr++] = mode->sampleBuffers; 152f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org attr[numattr++] = kCGLPFASamples; 153f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org attr[numattr++] = mode->samples; 154f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 155f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 156f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org attr[numattr++] = 0; 157f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 158f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org assert(numattr < MAX_ATTR); 159f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 160f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org error = apple_cgl.choose_pixel_format(attr, pfobj, &vsref); 161f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org 162f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org if (error) { 163f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org fprintf(stderr, "error: %s\n", apple_cgl.error_string(error)); 164f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org abort(); 165f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org } 166f2ba7591b1407a7ee9209f842c50696914dc2dedkbr@chromium.org} 167