diff options
Diffstat (limited to 'xorg-server/glx/glxdricommon.c')
| -rw-r--r-- | xorg-server/glx/glxdricommon.c | 203 |
1 files changed, 203 insertions, 0 deletions
diff --git a/xorg-server/glx/glxdricommon.c b/xorg-server/glx/glxdricommon.c new file mode 100644 index 000000000..faaa3b7ae --- /dev/null +++ b/xorg-server/glx/glxdricommon.c @@ -0,0 +1,203 @@ +/* + * Copyright © 2008 Red Hat, Inc + * + * Permission to use, copy, modify, distribute, and sell this software + * and its documentation for any purpose is hereby granted without + * fee, provided that the above copyright notice appear in all copies + * and that both that copyright notice and this permission notice + * appear in supporting documentation, and that the name of the + * copyright holders not be used in advertising or publicity + * pertaining to distribution of the software without specific, + * written prior permission. The copyright holders make no + * representations about the suitability of this software for any + * purpose. It is provided "as is" without express or implied + * warranty. + * + * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS + * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND + * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY + * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN + * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING + * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS + * SOFTWARE. + */ + +#ifdef HAVE_DIX_CONFIG_H +#include <dix-config.h> +#endif + +#include <stdint.h> +#include <errno.h> +#include <sys/time.h> +#include <GL/gl.h> +#include <GL/glxtokens.h> +#include <GL/internal/dri_interface.h> +#include <os.h> +#include "glxserver.h" +#include "glxcontext.h" +#include "glxscreens.h" +#include "glxdricommon.h" + +static int +getUST(int64_t *ust) +{ + struct timeval tv; + + if (ust == NULL) + return -EFAULT; + + if (gettimeofday(&tv, NULL) == 0) { + ust[0] = (tv.tv_sec * 1000000) + tv.tv_usec; + return 0; + } else { + return -errno; + } +} + +const __DRIsystemTimeExtension systemTimeExtension = { + { __DRI_SYSTEM_TIME, __DRI_SYSTEM_TIME_VERSION }, + getUST, + NULL, +}; + +#define __ATTRIB(attrib, field) \ + { attrib, offsetof(__GLXconfig, field) } + +static const struct { unsigned int attrib, offset; } attribMap[] = { + __ATTRIB(__DRI_ATTRIB_BUFFER_SIZE, rgbBits), + __ATTRIB(__DRI_ATTRIB_LEVEL, level), + __ATTRIB(__DRI_ATTRIB_RED_SIZE, redBits), + __ATTRIB(__DRI_ATTRIB_GREEN_SIZE, greenBits), + __ATTRIB(__DRI_ATTRIB_BLUE_SIZE, blueBits), + __ATTRIB(__DRI_ATTRIB_ALPHA_SIZE, alphaBits), + __ATTRIB(__DRI_ATTRIB_DEPTH_SIZE, depthBits), + __ATTRIB(__DRI_ATTRIB_STENCIL_SIZE, stencilBits), + __ATTRIB(__DRI_ATTRIB_ACCUM_RED_SIZE, accumRedBits), + __ATTRIB(__DRI_ATTRIB_ACCUM_GREEN_SIZE, accumGreenBits), + __ATTRIB(__DRI_ATTRIB_ACCUM_BLUE_SIZE, accumBlueBits), + __ATTRIB(__DRI_ATTRIB_ACCUM_ALPHA_SIZE, accumAlphaBits), + __ATTRIB(__DRI_ATTRIB_SAMPLE_BUFFERS, sampleBuffers), + __ATTRIB(__DRI_ATTRIB_SAMPLES, samples), + __ATTRIB(__DRI_ATTRIB_DOUBLE_BUFFER, doubleBufferMode), + __ATTRIB(__DRI_ATTRIB_STEREO, stereoMode), + __ATTRIB(__DRI_ATTRIB_AUX_BUFFERS, numAuxBuffers), + __ATTRIB(__DRI_ATTRIB_TRANSPARENT_TYPE, transparentPixel), + __ATTRIB(__DRI_ATTRIB_TRANSPARENT_INDEX_VALUE, transparentPixel), + __ATTRIB(__DRI_ATTRIB_TRANSPARENT_RED_VALUE, transparentRed), + __ATTRIB(__DRI_ATTRIB_TRANSPARENT_GREEN_VALUE, transparentGreen), + __ATTRIB(__DRI_ATTRIB_TRANSPARENT_BLUE_VALUE, transparentBlue), + __ATTRIB(__DRI_ATTRIB_TRANSPARENT_ALPHA_VALUE, transparentAlpha), + __ATTRIB(__DRI_ATTRIB_RED_MASK, redMask), + __ATTRIB(__DRI_ATTRIB_GREEN_MASK, greenMask), + __ATTRIB(__DRI_ATTRIB_BLUE_MASK, blueMask), + __ATTRIB(__DRI_ATTRIB_ALPHA_MASK, alphaMask), + __ATTRIB(__DRI_ATTRIB_MAX_PBUFFER_WIDTH, maxPbufferWidth), + __ATTRIB(__DRI_ATTRIB_MAX_PBUFFER_HEIGHT, maxPbufferHeight), + __ATTRIB(__DRI_ATTRIB_MAX_PBUFFER_PIXELS, maxPbufferPixels), + __ATTRIB(__DRI_ATTRIB_OPTIMAL_PBUFFER_WIDTH, optimalPbufferWidth), + __ATTRIB(__DRI_ATTRIB_OPTIMAL_PBUFFER_HEIGHT, optimalPbufferHeight), + __ATTRIB(__DRI_ATTRIB_SWAP_METHOD, swapMethod), + __ATTRIB(__DRI_ATTRIB_BIND_TO_TEXTURE_RGB, bindToTextureRgb), + __ATTRIB(__DRI_ATTRIB_BIND_TO_TEXTURE_RGBA, bindToTextureRgba), + __ATTRIB(__DRI_ATTRIB_BIND_TO_MIPMAP_TEXTURE, bindToMipmapTexture), + __ATTRIB(__DRI_ATTRIB_YINVERTED, yInverted), +}; + +#define ARRAY_SIZE(a) (sizeof (a) / sizeof ((a)[0])) + +static void +setScalar(__GLXconfig *config, unsigned int attrib, unsigned int value) +{ + int i; + + for (i = 0; i < ARRAY_SIZE(attribMap); i++) + if (attribMap[i].attrib == attrib) { + *(unsigned int *) ((char *) config + attribMap[i].offset) = value; + return; + } +} + +static __GLXconfig * +createModeFromConfig(const __DRIcoreExtension *core, + const __DRIconfig *driConfig, + unsigned int visualType) +{ + __GLXDRIconfig *config; + unsigned int attrib, value; + int i; + + config = xalloc(sizeof *config); + + config->driConfig = driConfig; + + i = 0; + while (core->indexConfigAttrib(driConfig, i++, &attrib, &value)) { + switch (attrib) { + case __DRI_ATTRIB_RENDER_TYPE: + config->config.renderType = 0; + if (value & __DRI_ATTRIB_RGBA_BIT) + config->config.renderType |= GLX_RGBA_BIT; + if (value & __DRI_ATTRIB_COLOR_INDEX_BIT) + config->config.renderType |= GLX_COLOR_INDEX_BIT; + break; + case __DRI_ATTRIB_CONFIG_CAVEAT: + if (value & __DRI_ATTRIB_NON_CONFORMANT_CONFIG) + config->config.visualRating = GLX_NON_CONFORMANT_CONFIG; + else if (value & __DRI_ATTRIB_SLOW_BIT) + config->config.visualRating = GLX_SLOW_CONFIG; + else + config->config.visualRating = GLX_NONE; + break; + case __DRI_ATTRIB_BIND_TO_TEXTURE_TARGETS: + config->config.bindToTextureTargets = 0; + if (value & __DRI_ATTRIB_TEXTURE_1D_BIT) + config->config.bindToTextureTargets |= GLX_TEXTURE_1D_BIT_EXT; + if (value & __DRI_ATTRIB_TEXTURE_2D_BIT) + config->config.bindToTextureTargets |= GLX_TEXTURE_2D_BIT_EXT; + if (value & __DRI_ATTRIB_TEXTURE_RECTANGLE_BIT) + config->config.bindToTextureTargets |= GLX_TEXTURE_RECTANGLE_BIT_EXT; + break; + default: + setScalar(&config->config, attrib, value); + break; + } + } + + config->config.next = NULL; + config->config.xRenderable = GL_TRUE; + config->config.visualType = visualType; + config->config.drawableType = GLX_WINDOW_BIT | GLX_PIXMAP_BIT; + + return &config->config; +} + +__GLXconfig * +glxConvertConfigs(const __DRIcoreExtension *core, const __DRIconfig **configs) +{ + __GLXconfig head, *tail; + int i; + + tail = &head; + head.next = NULL; + + for (i = 0; configs[i]; i++) { + tail->next = createModeFromConfig(core, + configs[i], GLX_TRUE_COLOR); + if (tail->next == NULL) + break; + + tail = tail->next; + } + + for (i = 0; configs[i]; i++) { + tail->next = createModeFromConfig(core, + configs[i], GLX_DIRECT_COLOR); + if (tail->next == NULL) + break; + + tail = tail->next; + } + + return head.next; +} |