2010-02-03 15:18:28 +00:00
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/*
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* Copyright © 2010 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*
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* Authors:
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* Kristian Høgsberg <krh@bitplanet.net>
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*/
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#include <stdlib.h>
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#include <string.h>
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#include <stdio.h>
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#include <limits.h>
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#include <dlfcn.h>
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#include <fcntl.h>
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#include <errno.h>
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#include <unistd.h>
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#include <xf86drm.h>
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#include <GL/gl.h>
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#include <GL/internal/dri_interface.h>
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2010-06-03 03:48:06 +01:00
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#include <sys/types.h>
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#include <sys/stat.h>
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2011-02-03 03:10:40 +00:00
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#include "egl_dri2.h"
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2010-02-03 15:18:28 +00:00
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2011-02-03 03:21:13 +00:00
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const __DRIuseInvalidateExtension use_invalidate = {
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2010-06-03 03:48:06 +01:00
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{ __DRI_USE_INVALIDATE, 1 }
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};
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2010-02-03 15:18:28 +00:00
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EGLint dri2_to_egl_attribute_map[] = {
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0,
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EGL_BUFFER_SIZE, /* __DRI_ATTRIB_BUFFER_SIZE */
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EGL_LEVEL, /* __DRI_ATTRIB_LEVEL */
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EGL_RED_SIZE, /* __DRI_ATTRIB_RED_SIZE */
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EGL_GREEN_SIZE, /* __DRI_ATTRIB_GREEN_SIZE */
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EGL_BLUE_SIZE, /* __DRI_ATTRIB_BLUE_SIZE */
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2010-02-10 02:01:04 +00:00
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EGL_LUMINANCE_SIZE, /* __DRI_ATTRIB_LUMINANCE_SIZE */
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2010-02-03 15:18:28 +00:00
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EGL_ALPHA_SIZE, /* __DRI_ATTRIB_ALPHA_SIZE */
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0, /* __DRI_ATTRIB_ALPHA_MASK_SIZE */
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EGL_DEPTH_SIZE, /* __DRI_ATTRIB_DEPTH_SIZE */
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EGL_STENCIL_SIZE, /* __DRI_ATTRIB_STENCIL_SIZE */
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0, /* __DRI_ATTRIB_ACCUM_RED_SIZE */
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0, /* __DRI_ATTRIB_ACCUM_GREEN_SIZE */
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0, /* __DRI_ATTRIB_ACCUM_BLUE_SIZE */
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0, /* __DRI_ATTRIB_ACCUM_ALPHA_SIZE */
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EGL_SAMPLE_BUFFERS, /* __DRI_ATTRIB_SAMPLE_BUFFERS */
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EGL_SAMPLES, /* __DRI_ATTRIB_SAMPLES */
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0, /* __DRI_ATTRIB_RENDER_TYPE, */
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0, /* __DRI_ATTRIB_CONFIG_CAVEAT */
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0, /* __DRI_ATTRIB_CONFORMANT */
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0, /* __DRI_ATTRIB_DOUBLE_BUFFER */
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0, /* __DRI_ATTRIB_STEREO */
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0, /* __DRI_ATTRIB_AUX_BUFFERS */
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0, /* __DRI_ATTRIB_TRANSPARENT_TYPE */
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0, /* __DRI_ATTRIB_TRANSPARENT_INDEX_VALUE */
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0, /* __DRI_ATTRIB_TRANSPARENT_RED_VALUE */
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0, /* __DRI_ATTRIB_TRANSPARENT_GREEN_VALUE */
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0, /* __DRI_ATTRIB_TRANSPARENT_BLUE_VALUE */
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0, /* __DRI_ATTRIB_TRANSPARENT_ALPHA_VALUE */
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0, /* __DRI_ATTRIB_FLOAT_MODE */
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0, /* __DRI_ATTRIB_RED_MASK */
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0, /* __DRI_ATTRIB_GREEN_MASK */
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0, /* __DRI_ATTRIB_BLUE_MASK */
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0, /* __DRI_ATTRIB_ALPHA_MASK */
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EGL_MAX_PBUFFER_WIDTH, /* __DRI_ATTRIB_MAX_PBUFFER_WIDTH */
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EGL_MAX_PBUFFER_HEIGHT, /* __DRI_ATTRIB_MAX_PBUFFER_HEIGHT */
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EGL_MAX_PBUFFER_PIXELS, /* __DRI_ATTRIB_MAX_PBUFFER_PIXELS */
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0, /* __DRI_ATTRIB_OPTIMAL_PBUFFER_WIDTH */
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0, /* __DRI_ATTRIB_OPTIMAL_PBUFFER_HEIGHT */
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0, /* __DRI_ATTRIB_VISUAL_SELECT_GROUP */
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0, /* __DRI_ATTRIB_SWAP_METHOD */
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EGL_MAX_SWAP_INTERVAL, /* __DRI_ATTRIB_MAX_SWAP_INTERVAL */
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EGL_MIN_SWAP_INTERVAL, /* __DRI_ATTRIB_MIN_SWAP_INTERVAL */
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2010-02-05 02:49:44 +00:00
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0, /* __DRI_ATTRIB_BIND_TO_TEXTURE_RGB */
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0, /* __DRI_ATTRIB_BIND_TO_TEXTURE_RGBA */
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2010-02-03 15:18:28 +00:00
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0, /* __DRI_ATTRIB_BIND_TO_MIPMAP_TEXTURE */
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0, /* __DRI_ATTRIB_BIND_TO_TEXTURE_TARGETS */
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2010-05-07 03:40:25 +01:00
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EGL_Y_INVERTED_NOK, /* __DRI_ATTRIB_YINVERTED */
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2010-02-03 15:18:28 +00:00
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};
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2011-02-03 03:10:40 +00:00
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struct dri2_egl_config *
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2010-02-10 01:49:40 +00:00
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dri2_add_config(_EGLDisplay *disp, const __DRIconfig *dri_config, int id,
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2010-07-27 23:25:54 +01:00
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int depth, EGLint surface_type)
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2010-02-03 15:18:28 +00:00
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{
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struct dri2_egl_config *conf;
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struct dri2_egl_display *dri2_dpy;
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2010-02-10 02:01:04 +00:00
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_EGLConfig base;
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2010-02-05 02:49:44 +00:00
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unsigned int attrib, value, double_buffer;
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EGLint key, bind_to_texture_rgb, bind_to_texture_rgba;
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2010-02-03 15:18:28 +00:00
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int i;
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dri2_dpy = disp->DriverData;
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2010-02-10 02:01:04 +00:00
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_eglInitConfig(&base, disp, id);
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2010-02-03 15:18:28 +00:00
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i = 0;
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2010-07-27 23:25:54 +01:00
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double_buffer = 0;
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bind_to_texture_rgb = 0;
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bind_to_texture_rgba = 0;
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2010-02-03 15:18:28 +00:00
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while (dri2_dpy->core->indexConfigAttrib(dri_config, i++, &attrib, &value)) {
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switch (attrib) {
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case __DRI_ATTRIB_RENDER_TYPE:
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if (value & __DRI_ATTRIB_RGBA_BIT)
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value = EGL_RGB_BUFFER;
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else if (value & __DRI_ATTRIB_LUMINANCE_BIT)
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value = EGL_LUMINANCE_BUFFER;
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else
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/* not valid */;
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2010-02-10 02:01:04 +00:00
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_eglSetConfigKey(&base, EGL_COLOR_BUFFER_TYPE, value);
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2010-02-03 15:18:28 +00:00
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break;
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case __DRI_ATTRIB_CONFIG_CAVEAT:
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if (value & __DRI_ATTRIB_NON_CONFORMANT_CONFIG)
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value = EGL_NON_CONFORMANT_CONFIG;
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else if (value & __DRI_ATTRIB_SLOW_BIT)
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value = EGL_SLOW_CONFIG;
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else
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value = EGL_NONE;
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2010-02-10 02:01:04 +00:00
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_eglSetConfigKey(&base, EGL_CONFIG_CAVEAT, value);
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2010-02-03 15:18:28 +00:00
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break;
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2010-02-05 02:49:44 +00:00
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case __DRI_ATTRIB_BIND_TO_TEXTURE_RGB:
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bind_to_texture_rgb = value;
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break;
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case __DRI_ATTRIB_BIND_TO_TEXTURE_RGBA:
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bind_to_texture_rgba = value;
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break;
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2010-02-03 15:18:28 +00:00
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case __DRI_ATTRIB_DOUBLE_BUFFER:
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2010-02-05 02:49:44 +00:00
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double_buffer = value;
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2010-02-03 15:18:28 +00:00
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break;
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default:
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key = dri2_to_egl_attribute_map[attrib];
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if (key != 0)
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2010-02-10 02:01:04 +00:00
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_eglSetConfigKey(&base, key, value);
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2010-02-03 15:18:28 +00:00
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break;
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}
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}
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2010-02-10 01:49:40 +00:00
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/* In EGL, double buffer or not isn't a config attribute. Pixmaps
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* surfaces are always single buffered, pbuffer surfaces are always
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* back buffers and windows can be either, selected by passing an
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* attribute at window surface construction time. To support this
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* we ignore all double buffer configs and manipulate the buffer we
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* return in the getBuffer callback to get the behaviour we want. */
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2010-02-05 02:49:44 +00:00
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2010-02-10 02:01:04 +00:00
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if (double_buffer)
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2010-07-27 23:25:54 +01:00
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return NULL;
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2010-02-10 01:49:40 +00:00
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2010-10-22 08:03:11 +01:00
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if (depth > 0 && depth != base.BufferSize)
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2010-07-27 23:25:54 +01:00
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return NULL;
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2010-02-10 01:49:40 +00:00
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2010-10-22 08:03:11 +01:00
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base.NativeRenderable = EGL_TRUE;
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2010-02-10 02:01:04 +00:00
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2010-10-22 08:03:11 +01:00
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base.SurfaceType = surface_type;
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2010-07-27 23:25:54 +01:00
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if (surface_type & (EGL_PIXMAP_BIT | EGL_PBUFFER_BIT)) {
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2010-10-22 08:03:11 +01:00
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base.BindToTextureRGB = bind_to_texture_rgb;
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if (base.AlphaSize > 0)
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base.BindToTextureRGBA = bind_to_texture_rgba;
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2010-02-05 02:49:44 +00:00
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}
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2010-02-10 01:49:40 +00:00
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2011-01-13 08:53:13 +00:00
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base.RenderableType = disp->ClientAPIs;
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base.Conformant = disp->ClientAPIs;
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2010-02-03 15:18:28 +00:00
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2010-02-10 02:01:04 +00:00
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if (!_eglValidateConfig(&base, EGL_FALSE)) {
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2010-02-05 02:49:44 +00:00
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_eglLog(_EGL_DEBUG, "DRI2: failed to validate config %d", id);
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2010-07-27 23:25:54 +01:00
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return NULL;
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2010-02-03 15:18:28 +00:00
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}
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2010-02-10 02:01:04 +00:00
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conf = malloc(sizeof *conf);
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if (conf != NULL) {
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memcpy(&conf->base, &base, sizeof base);
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conf->dri_config = dri_config;
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2010-10-22 17:47:22 +01:00
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_eglLinkConfig(&conf->base);
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2010-02-10 02:01:04 +00:00
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}
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2010-07-27 23:25:54 +01:00
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return conf;
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2010-02-03 15:18:28 +00:00
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}
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2010-02-12 00:28:26 +00:00
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static __DRIimage *
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2010-09-23 03:01:17 +01:00
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dri2_lookup_egl_image(__DRIscreen *screen, void *image, void *data)
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2010-02-12 00:28:26 +00:00
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{
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2010-09-23 03:01:17 +01:00
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_EGLDisplay *disp = data;
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2010-02-12 00:28:26 +00:00
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struct dri2_egl_image *dri2_img;
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_EGLImage *img;
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2010-09-23 17:39:42 +01:00
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(void) screen;
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2010-02-12 00:28:26 +00:00
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img = _eglLookupImage(image, disp);
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if (img == NULL) {
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_eglError(EGL_BAD_PARAMETER, "dri2_lookup_egl_image");
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return NULL;
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}
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dri2_img = dri2_egl_image(image);
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return dri2_img->dri_image;
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}
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2011-02-03 03:10:40 +00:00
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const __DRIimageLookupExtension image_lookup_extension = {
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2010-06-03 03:48:06 +01:00
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{ __DRI_IMAGE_LOOKUP, 1 },
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dri2_lookup_egl_image
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};
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2010-02-03 15:18:28 +00:00
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static const char dri_driver_path[] = DEFAULT_DRIVER_DIR;
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2010-02-09 15:57:43 +00:00
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struct dri2_extension_match {
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const char *name;
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int version;
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int offset;
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};
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static struct dri2_extension_match dri2_driver_extensions[] = {
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{ __DRI_CORE, 1, offsetof(struct dri2_egl_display, core) },
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{ __DRI_DRI2, 1, offsetof(struct dri2_egl_display, dri2) },
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2010-09-23 17:40:58 +01:00
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{ NULL, 0, 0 }
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2010-02-09 15:57:43 +00:00
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};
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static struct dri2_extension_match dri2_core_extensions[] = {
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{ __DRI2_FLUSH, 1, offsetof(struct dri2_egl_display, flush) },
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2010-02-09 20:49:28 +00:00
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{ __DRI_TEX_BUFFER, 2, offsetof(struct dri2_egl_display, tex_buffer) },
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2010-02-12 00:28:26 +00:00
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{ __DRI_IMAGE, 1, offsetof(struct dri2_egl_display, image) },
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2010-09-23 17:40:58 +01:00
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{ NULL, 0, 0 }
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2010-02-09 15:57:43 +00:00
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};
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static EGLBoolean
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dri2_bind_extensions(struct dri2_egl_display *dri2_dpy,
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struct dri2_extension_match *matches,
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const __DRIextension **extensions)
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{
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int i, j, ret = EGL_TRUE;
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void *field;
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for (i = 0; extensions[i]; i++) {
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_eglLog(_EGL_DEBUG, "DRI2: found extension `%s'", extensions[i]->name);
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for (j = 0; matches[j].name; j++) {
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if (strcmp(extensions[i]->name, matches[j].name) == 0 &&
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extensions[i]->version >= matches[j].version) {
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field = ((char *) dri2_dpy + matches[j].offset);
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*(const __DRIextension **) field = extensions[i];
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_eglLog(_EGL_INFO, "DRI2: found extension %s version %d",
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extensions[i]->name, extensions[i]->version);
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}
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}
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}
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for (j = 0; matches[j].name; j++) {
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field = ((char *) dri2_dpy + matches[j].offset);
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if (*(const __DRIextension **) field == NULL) {
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_eglLog(_EGL_FATAL, "DRI2: did not find extension %s version %d",
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matches[j].name, matches[j].version);
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ret = EGL_FALSE;
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}
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}
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return ret;
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}
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2011-02-03 03:10:40 +00:00
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EGLBoolean
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2010-05-28 21:16:12 +01:00
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dri2_load_driver(_EGLDisplay *disp)
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2010-03-02 20:34:18 +00:00
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{
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2010-05-28 21:16:12 +01:00
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struct dri2_egl_display *dri2_dpy = disp->DriverData;
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2010-03-02 20:34:18 +00:00
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const __DRIextension **extensions;
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char path[PATH_MAX], *search_paths, *p, *next, *end;
|
2010-02-03 15:18:28 +00:00
|
|
|
|
|
|
|
search_paths = NULL;
|
|
|
|
if (geteuid() == getuid()) {
|
|
|
|
/* don't allow setuid apps to use LIBGL_DRIVERS_PATH */
|
|
|
|
search_paths = getenv("LIBGL_DRIVERS_PATH");
|
|
|
|
}
|
|
|
|
if (search_paths == NULL)
|
|
|
|
search_paths = DEFAULT_DRIVER_DIR;
|
|
|
|
|
|
|
|
dri2_dpy->driver = NULL;
|
|
|
|
end = search_paths + strlen(search_paths);
|
|
|
|
for (p = search_paths; p < end && dri2_dpy->driver == NULL; p = next + 1) {
|
2010-05-20 22:44:43 +01:00
|
|
|
int len;
|
2010-02-03 15:18:28 +00:00
|
|
|
next = strchr(p, ':');
|
|
|
|
if (next == NULL)
|
|
|
|
next = end;
|
|
|
|
|
2010-05-20 22:44:43 +01:00
|
|
|
len = next - p;
|
|
|
|
#if GLX_USE_TLS
|
2010-02-03 15:18:28 +00:00
|
|
|
snprintf(path, sizeof path,
|
2010-05-20 22:44:43 +01:00
|
|
|
"%.*s/tls/%s_dri.so", len, p, dri2_dpy->driver_name);
|
2010-02-03 15:18:28 +00:00
|
|
|
dri2_dpy->driver = dlopen(path, RTLD_NOW | RTLD_GLOBAL);
|
2010-05-20 22:44:43 +01:00
|
|
|
#endif
|
|
|
|
if (dri2_dpy->driver == NULL) {
|
|
|
|
snprintf(path, sizeof path,
|
|
|
|
"%.*s/%s_dri.so", len, p, dri2_dpy->driver_name);
|
|
|
|
dri2_dpy->driver = dlopen(path, RTLD_NOW | RTLD_GLOBAL);
|
|
|
|
if (dri2_dpy->driver == NULL)
|
|
|
|
_eglLog(_EGL_DEBUG, "failed to open %s: %s\n", path, dlerror());
|
|
|
|
}
|
2010-02-03 15:18:28 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
if (dri2_dpy->driver == NULL) {
|
2010-05-13 20:42:51 +01:00
|
|
|
_eglLog(_EGL_WARNING,
|
2010-02-03 15:18:28 +00:00
|
|
|
"DRI2: failed to open any driver (search paths %s)",
|
|
|
|
search_paths);
|
2010-05-28 21:16:12 +01:00
|
|
|
return EGL_FALSE;
|
2010-02-03 15:18:28 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
_eglLog(_EGL_DEBUG, "DRI2: dlopen(%s)", path);
|
|
|
|
extensions = dlsym(dri2_dpy->driver, __DRI_DRIVER_EXTENSIONS);
|
|
|
|
if (extensions == NULL) {
|
2010-05-13 20:42:51 +01:00
|
|
|
_eglLog(_EGL_WARNING,
|
2010-02-03 15:18:28 +00:00
|
|
|
"DRI2: driver exports no extensions (%s)", dlerror());
|
2010-05-28 21:16:12 +01:00
|
|
|
dlclose(dri2_dpy->driver);
|
|
|
|
return EGL_FALSE;
|
2010-02-03 15:18:28 +00:00
|
|
|
}
|
|
|
|
|
2010-05-28 21:16:12 +01:00
|
|
|
if (!dri2_bind_extensions(dri2_dpy, dri2_driver_extensions, extensions)) {
|
|
|
|
dlclose(dri2_dpy->driver);
|
|
|
|
return EGL_FALSE;
|
|
|
|
}
|
|
|
|
|
|
|
|
return EGL_TRUE;
|
|
|
|
}
|
|
|
|
|
2011-02-03 03:10:40 +00:00
|
|
|
EGLBoolean
|
2010-06-03 03:48:06 +01:00
|
|
|
dri2_create_screen(_EGLDisplay *disp)
|
2010-05-28 21:16:12 +01:00
|
|
|
{
|
|
|
|
const __DRIextension **extensions;
|
|
|
|
struct dri2_egl_display *dri2_dpy;
|
|
|
|
unsigned int api_mask;
|
|
|
|
|
2010-06-03 03:48:06 +01:00
|
|
|
dri2_dpy = disp->DriverData;
|
|
|
|
dri2_dpy->dri_screen =
|
|
|
|
dri2_dpy->dri2->createNewScreen(0, dri2_dpy->fd, dri2_dpy->extensions,
|
2010-09-23 03:01:17 +01:00
|
|
|
&dri2_dpy->driver_configs, disp);
|
2010-06-03 03:48:06 +01:00
|
|
|
|
|
|
|
if (dri2_dpy->dri_screen == NULL) {
|
|
|
|
_eglLog(_EGL_WARNING, "DRI2: failed to create dri screen");
|
2010-06-17 10:14:03 +01:00
|
|
|
return EGL_FALSE;
|
2010-06-03 03:48:06 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
extensions = dri2_dpy->core->getExtensions(dri2_dpy->dri_screen);
|
|
|
|
if (!dri2_bind_extensions(dri2_dpy, dri2_core_extensions, extensions))
|
|
|
|
goto cleanup_dri_screen;
|
|
|
|
|
|
|
|
if (dri2_dpy->dri2->base.version >= 2)
|
|
|
|
api_mask = dri2_dpy->dri2->getAPIMask(dri2_dpy->dri_screen);
|
|
|
|
else
|
2010-11-10 15:54:45 +00:00
|
|
|
api_mask = 1 << __DRI_API_OPENGL;
|
2010-06-03 03:48:06 +01:00
|
|
|
|
2011-01-13 08:53:13 +00:00
|
|
|
disp->ClientAPIs = 0;
|
2010-06-03 03:48:06 +01:00
|
|
|
if (api_mask & (1 <<__DRI_API_OPENGL))
|
2011-01-13 08:53:13 +00:00
|
|
|
disp->ClientAPIs |= EGL_OPENGL_BIT;
|
2010-06-03 03:48:06 +01:00
|
|
|
if (api_mask & (1 <<__DRI_API_GLES))
|
2011-01-13 08:53:13 +00:00
|
|
|
disp->ClientAPIs |= EGL_OPENGL_ES_BIT;
|
2010-06-03 03:48:06 +01:00
|
|
|
if (api_mask & (1 << __DRI_API_GLES2))
|
2011-01-13 08:53:13 +00:00
|
|
|
disp->ClientAPIs |= EGL_OPENGL_ES2_BIT;
|
2010-06-03 03:48:06 +01:00
|
|
|
|
2010-07-27 23:25:54 +01:00
|
|
|
if (dri2_dpy->dri2->base.version >= 2) {
|
|
|
|
disp->Extensions.KHR_surfaceless_gles1 = EGL_TRUE;
|
|
|
|
disp->Extensions.KHR_surfaceless_gles2 = EGL_TRUE;
|
|
|
|
disp->Extensions.KHR_surfaceless_opengl = EGL_TRUE;
|
|
|
|
}
|
|
|
|
|
2010-06-03 03:48:06 +01:00
|
|
|
return EGL_TRUE;
|
|
|
|
|
|
|
|
cleanup_dri_screen:
|
|
|
|
dri2_dpy->core->destroyScreen(dri2_dpy->dri_screen);
|
|
|
|
|
|
|
|
return EGL_FALSE;
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Called via eglInitialize(), GLX_drv->API.Initialize().
|
|
|
|
*/
|
|
|
|
static EGLBoolean
|
2011-01-13 08:53:13 +00:00
|
|
|
dri2_initialize(_EGLDriver *drv, _EGLDisplay *disp)
|
2010-06-03 03:48:06 +01:00
|
|
|
{
|
2011-01-12 20:40:38 +00:00
|
|
|
/* not until swrast_dri is supported */
|
|
|
|
if (disp->Options.UseFallback)
|
|
|
|
return EGL_FALSE;
|
|
|
|
|
2010-06-03 03:48:06 +01:00
|
|
|
switch (disp->Platform) {
|
|
|
|
case _EGL_PLATFORM_X11:
|
2011-01-12 16:27:45 +00:00
|
|
|
if (disp->Options.TestOnly)
|
|
|
|
return EGL_TRUE;
|
2011-01-13 08:53:13 +00:00
|
|
|
return dri2_initialize_x11(drv, disp);
|
2010-06-03 03:48:06 +01:00
|
|
|
|
|
|
|
#ifdef HAVE_LIBUDEV
|
|
|
|
case _EGL_PLATFORM_DRM:
|
2011-01-12 16:27:45 +00:00
|
|
|
if (disp->Options.TestOnly)
|
|
|
|
return EGL_TRUE;
|
2011-01-13 08:53:13 +00:00
|
|
|
return dri2_initialize_drm(drv, disp);
|
2010-06-03 03:48:06 +01:00
|
|
|
#endif
|
|
|
|
|
|
|
|
default:
|
|
|
|
return EGL_FALSE;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2010-02-03 15:18:28 +00:00
|
|
|
/**
|
|
|
|
* Called via eglTerminate(), drv->API.Terminate().
|
|
|
|
*/
|
|
|
|
static EGLBoolean
|
|
|
|
dri2_terminate(_EGLDriver *drv, _EGLDisplay *disp)
|
|
|
|
{
|
|
|
|
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
|
|
|
|
|
|
|
_eglReleaseDisplayResources(drv, disp);
|
|
|
|
_eglCleanupDisplay(disp);
|
|
|
|
|
2010-02-05 15:49:33 +00:00
|
|
|
dri2_dpy->core->destroyScreen(dri2_dpy->dri_screen);
|
2010-02-03 15:18:28 +00:00
|
|
|
close(dri2_dpy->fd);
|
|
|
|
dlclose(dri2_dpy->driver);
|
2010-06-17 10:14:03 +01:00
|
|
|
if (disp->PlatformDisplay == NULL)
|
2010-02-05 15:49:33 +00:00
|
|
|
xcb_disconnect(dri2_dpy->conn);
|
2010-02-03 15:18:28 +00:00
|
|
|
free(dri2_dpy);
|
|
|
|
disp->DriverData = NULL;
|
|
|
|
|
|
|
|
return EGL_TRUE;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Called via eglCreateContext(), drv->API.CreateContext().
|
|
|
|
*/
|
|
|
|
static _EGLContext *
|
|
|
|
dri2_create_context(_EGLDriver *drv, _EGLDisplay *disp, _EGLConfig *conf,
|
|
|
|
_EGLContext *share_list, const EGLint *attrib_list)
|
|
|
|
{
|
|
|
|
struct dri2_egl_context *dri2_ctx;
|
|
|
|
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
|
|
|
struct dri2_egl_context *dri2_ctx_shared = dri2_egl_context(share_list);
|
|
|
|
struct dri2_egl_config *dri2_config = dri2_egl_config(conf);
|
2010-07-27 23:25:54 +01:00
|
|
|
const __DRIconfig *dri_config;
|
2010-04-27 16:38:46 +01:00
|
|
|
int api;
|
2010-02-03 15:18:28 +00:00
|
|
|
|
2010-09-23 17:39:42 +01:00
|
|
|
(void) drv;
|
|
|
|
|
2010-02-03 15:18:28 +00:00
|
|
|
dri2_ctx = malloc(sizeof *dri2_ctx);
|
|
|
|
if (!dri2_ctx) {
|
|
|
|
_eglError(EGL_BAD_ALLOC, "eglCreateContext");
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
2010-02-05 15:49:33 +00:00
|
|
|
if (!_eglInitContext(&dri2_ctx->base, disp, conf, attrib_list))
|
|
|
|
goto cleanup;
|
2010-02-03 15:18:28 +00:00
|
|
|
|
2010-04-27 16:38:46 +01:00
|
|
|
switch (dri2_ctx->base.ClientAPI) {
|
|
|
|
case EGL_OPENGL_ES_API:
|
|
|
|
switch (dri2_ctx->base.ClientVersion) {
|
|
|
|
case 1:
|
|
|
|
api = __DRI_API_GLES;
|
|
|
|
break;
|
|
|
|
case 2:
|
|
|
|
api = __DRI_API_GLES2;
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
_eglError(EGL_BAD_PARAMETER, "eglCreateContext");
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
case EGL_OPENGL_API:
|
|
|
|
api = __DRI_API_OPENGL;
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
_eglError(EGL_BAD_PARAMETER, "eglCreateContext");
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
2010-07-27 23:25:54 +01:00
|
|
|
if (conf != NULL)
|
|
|
|
dri_config = dri2_config->dri_config;
|
|
|
|
else
|
|
|
|
dri_config = NULL;
|
|
|
|
|
2010-04-27 16:38:46 +01:00
|
|
|
if (dri2_dpy->dri2->base.version >= 2) {
|
|
|
|
dri2_ctx->dri_context =
|
|
|
|
dri2_dpy->dri2->createNewContextForAPI(dri2_dpy->dri_screen,
|
|
|
|
api,
|
2010-07-27 23:25:54 +01:00
|
|
|
dri_config,
|
2010-04-27 16:38:46 +01:00
|
|
|
dri2_ctx_shared ?
|
|
|
|
dri2_ctx_shared->dri_context : NULL,
|
|
|
|
dri2_ctx);
|
|
|
|
} else if (api == __DRI_API_OPENGL) {
|
|
|
|
dri2_ctx->dri_context =
|
|
|
|
dri2_dpy->dri2->createNewContext(dri2_dpy->dri_screen,
|
|
|
|
dri2_config->dri_config,
|
|
|
|
dri2_ctx_shared ?
|
|
|
|
dri2_ctx_shared->dri_context : NULL,
|
|
|
|
dri2_ctx);
|
|
|
|
} else {
|
|
|
|
/* fail */
|
|
|
|
}
|
2010-02-03 15:18:28 +00:00
|
|
|
|
2010-02-05 15:49:33 +00:00
|
|
|
if (!dri2_ctx->dri_context)
|
|
|
|
goto cleanup;
|
2010-02-03 15:18:28 +00:00
|
|
|
|
|
|
|
return &dri2_ctx->base;
|
2010-02-05 15:49:33 +00:00
|
|
|
|
|
|
|
cleanup:
|
|
|
|
free(dri2_ctx);
|
|
|
|
return NULL;
|
2010-02-03 15:18:28 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* Called via eglMakeCurrent(), drv->API.MakeCurrent().
|
|
|
|
*/
|
|
|
|
static EGLBoolean
|
|
|
|
dri2_make_current(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *dsurf,
|
|
|
|
_EGLSurface *rsurf, _EGLContext *ctx)
|
|
|
|
{
|
2010-04-06 12:52:39 +01:00
|
|
|
struct dri2_egl_driver *dri2_drv = dri2_egl_driver(drv);
|
2010-02-03 15:18:28 +00:00
|
|
|
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
|
|
|
struct dri2_egl_surface *dri2_dsurf = dri2_egl_surface(dsurf);
|
|
|
|
struct dri2_egl_surface *dri2_rsurf = dri2_egl_surface(rsurf);
|
|
|
|
struct dri2_egl_context *dri2_ctx = dri2_egl_context(ctx);
|
2010-10-23 05:52:26 +01:00
|
|
|
_EGLContext *old_ctx;
|
|
|
|
_EGLSurface *old_dsurf, *old_rsurf;
|
2010-02-03 15:18:28 +00:00
|
|
|
__DRIdrawable *ddraw, *rdraw;
|
|
|
|
__DRIcontext *cctx;
|
|
|
|
|
2010-10-23 05:52:26 +01:00
|
|
|
/* make new bindings */
|
|
|
|
if (!_eglBindContext(ctx, dsurf, rsurf, &old_ctx, &old_dsurf, &old_rsurf))
|
2010-02-03 15:18:28 +00:00
|
|
|
return EGL_FALSE;
|
|
|
|
|
2010-04-06 12:52:39 +01:00
|
|
|
/* flush before context switch */
|
2010-10-26 08:00:56 +01:00
|
|
|
if (old_ctx && dri2_drv->glFlush)
|
2010-04-06 12:52:39 +01:00
|
|
|
dri2_drv->glFlush();
|
|
|
|
|
2010-02-03 15:18:28 +00:00
|
|
|
ddraw = (dri2_dsurf) ? dri2_dsurf->dri_drawable : NULL;
|
|
|
|
rdraw = (dri2_rsurf) ? dri2_rsurf->dri_drawable : NULL;
|
|
|
|
cctx = (dri2_ctx) ? dri2_ctx->dri_context : NULL;
|
|
|
|
|
|
|
|
if ((cctx == NULL && ddraw == NULL && rdraw == NULL) ||
|
|
|
|
dri2_dpy->core->bindContext(cctx, ddraw, rdraw)) {
|
2011-02-03 03:10:40 +00:00
|
|
|
drv->API.DestroySurface(drv, disp, old_dsurf);
|
|
|
|
drv->API.DestroySurface(drv, disp, old_rsurf);
|
2010-10-23 05:52:26 +01:00
|
|
|
if (old_ctx) {
|
2010-11-24 05:42:06 +00:00
|
|
|
/* unbind the old context only when there is no new context bound */
|
|
|
|
if (!ctx) {
|
|
|
|
__DRIcontext *old_cctx = dri2_egl_context(old_ctx)->dri_context;
|
|
|
|
dri2_dpy->core->unbindContext(old_cctx);
|
|
|
|
}
|
2010-10-23 05:52:26 +01:00
|
|
|
/* no destroy? */
|
|
|
|
_eglPutContext(old_ctx);
|
|
|
|
}
|
2010-02-03 15:18:28 +00:00
|
|
|
|
|
|
|
return EGL_TRUE;
|
|
|
|
} else {
|
2010-10-23 05:52:26 +01:00
|
|
|
/* undo the previous _eglBindContext */
|
|
|
|
_eglBindContext(old_ctx, old_dsurf, old_rsurf, &ctx, &dsurf, &rsurf);
|
|
|
|
assert(&dri2_ctx->base == ctx &&
|
|
|
|
&dri2_dsurf->base == dsurf &&
|
|
|
|
&dri2_rsurf->base == rsurf);
|
|
|
|
|
|
|
|
_eglPutSurface(dsurf);
|
|
|
|
_eglPutSurface(rsurf);
|
|
|
|
_eglPutContext(ctx);
|
|
|
|
|
|
|
|
_eglPutSurface(old_dsurf);
|
|
|
|
_eglPutSurface(old_rsurf);
|
|
|
|
_eglPutContext(old_ctx);
|
2010-02-03 15:18:28 +00:00
|
|
|
|
|
|
|
return EGL_FALSE;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Called from eglGetProcAddress() via drv->API.GetProcAddress().
|
|
|
|
*/
|
|
|
|
static _EGLProc
|
|
|
|
dri2_get_proc_address(_EGLDriver *drv, const char *procname)
|
|
|
|
{
|
2011-01-07 07:02:41 +00:00
|
|
|
struct dri2_egl_driver *dri2_drv = dri2_egl_driver(drv);
|
2010-02-03 15:18:28 +00:00
|
|
|
|
2011-01-07 07:02:41 +00:00
|
|
|
return dri2_drv->get_proc_address(procname);
|
2010-02-03 15:18:28 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
static EGLBoolean
|
2010-02-05 02:49:44 +00:00
|
|
|
dri2_wait_client(_EGLDriver *drv, _EGLDisplay *disp, _EGLContext *ctx)
|
2010-02-03 15:18:28 +00:00
|
|
|
{
|
2010-02-05 02:49:44 +00:00
|
|
|
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
|
|
|
struct dri2_egl_surface *dri2_surf = dri2_egl_surface(ctx->DrawSurface);
|
|
|
|
|
2010-09-23 17:39:42 +01:00
|
|
|
(void) drv;
|
|
|
|
|
2010-02-05 02:49:44 +00:00
|
|
|
/* FIXME: If EGL allows frontbuffer rendering for window surfaces,
|
|
|
|
* we need to copy fake to real here.*/
|
|
|
|
|
|
|
|
(*dri2_dpy->flush->flush)(dri2_surf->dri_drawable);
|
2010-02-03 15:18:28 +00:00
|
|
|
|
|
|
|
return EGL_TRUE;
|
|
|
|
}
|
|
|
|
|
|
|
|
static EGLBoolean
|
2010-02-05 02:49:44 +00:00
|
|
|
dri2_wait_native(_EGLDriver *drv, _EGLDisplay *disp, EGLint engine)
|
2010-02-03 15:18:28 +00:00
|
|
|
{
|
2010-09-23 17:39:42 +01:00
|
|
|
(void) drv;
|
|
|
|
(void) disp;
|
|
|
|
|
2010-02-03 15:18:28 +00:00
|
|
|
if (engine != EGL_CORE_NATIVE_ENGINE)
|
|
|
|
return _eglError(EGL_BAD_PARAMETER, "eglWaitNative");
|
|
|
|
/* glXWaitX(); */
|
|
|
|
|
|
|
|
return EGL_TRUE;
|
|
|
|
}
|
|
|
|
|
2010-02-09 20:49:28 +00:00
|
|
|
static EGLBoolean
|
|
|
|
dri2_bind_tex_image(_EGLDriver *drv,
|
|
|
|
_EGLDisplay *disp, _EGLSurface *surf, EGLint buffer)
|
|
|
|
{
|
|
|
|
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
|
|
|
struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf);
|
|
|
|
struct dri2_egl_context *dri2_ctx;
|
|
|
|
_EGLContext *ctx;
|
|
|
|
GLint format, target;
|
|
|
|
|
|
|
|
ctx = _eglGetCurrentContext();
|
|
|
|
dri2_ctx = dri2_egl_context(ctx);
|
|
|
|
|
2010-05-07 03:40:25 +01:00
|
|
|
if (!_eglBindTexImage(drv, disp, surf, buffer))
|
2010-02-09 20:49:28 +00:00
|
|
|
return EGL_FALSE;
|
|
|
|
|
|
|
|
switch (dri2_surf->base.TextureFormat) {
|
|
|
|
case EGL_TEXTURE_RGB:
|
|
|
|
format = __DRI_TEXTURE_FORMAT_RGB;
|
|
|
|
break;
|
|
|
|
case EGL_TEXTURE_RGBA:
|
|
|
|
format = __DRI_TEXTURE_FORMAT_RGBA;
|
|
|
|
break;
|
|
|
|
default:
|
2010-05-07 03:40:25 +01:00
|
|
|
assert(0);
|
2010-02-09 20:49:28 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
switch (dri2_surf->base.TextureTarget) {
|
|
|
|
case EGL_TEXTURE_2D:
|
|
|
|
target = GL_TEXTURE_2D;
|
|
|
|
break;
|
|
|
|
default:
|
2010-05-07 03:40:25 +01:00
|
|
|
assert(0);
|
2010-02-09 20:49:28 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
(*dri2_dpy->tex_buffer->setTexBuffer2)(dri2_ctx->dri_context,
|
|
|
|
target, format,
|
|
|
|
dri2_surf->dri_drawable);
|
|
|
|
|
2010-05-07 03:40:25 +01:00
|
|
|
return EGL_TRUE;
|
2010-02-09 20:49:28 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
static EGLBoolean
|
|
|
|
dri2_release_tex_image(_EGLDriver *drv,
|
|
|
|
_EGLDisplay *disp, _EGLSurface *surf, EGLint buffer)
|
|
|
|
{
|
2011-01-09 17:03:02 +00:00
|
|
|
#if __DRI_TEX_BUFFER_VERSION >= 3
|
|
|
|
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
|
|
|
struct dri2_egl_surface *dri2_surf = dri2_egl_surface(surf);
|
|
|
|
struct dri2_egl_context *dri2_ctx;
|
|
|
|
_EGLContext *ctx;
|
|
|
|
GLint target;
|
|
|
|
|
|
|
|
ctx = _eglGetCurrentContext();
|
|
|
|
dri2_ctx = dri2_egl_context(ctx);
|
|
|
|
|
|
|
|
if (!_eglReleaseTexImage(drv, disp, surf, buffer))
|
|
|
|
return EGL_FALSE;
|
|
|
|
|
|
|
|
switch (dri2_surf->base.TextureTarget) {
|
|
|
|
case EGL_TEXTURE_2D:
|
|
|
|
target = GL_TEXTURE_2D;
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
assert(0);
|
|
|
|
}
|
|
|
|
if (dri2_dpy->tex_buffer->releaseTexBuffer!=NULL)
|
|
|
|
(*dri2_dpy->tex_buffer->releaseTexBuffer)(dri2_ctx->dri_context,
|
|
|
|
target,
|
|
|
|
dri2_surf->dri_drawable);
|
|
|
|
#endif
|
2010-09-23 17:39:42 +01:00
|
|
|
|
2010-02-09 20:49:28 +00:00
|
|
|
return EGL_TRUE;
|
|
|
|
}
|
|
|
|
|
2010-02-26 19:51:11 +00:00
|
|
|
static _EGLImage *
|
|
|
|
dri2_create_image_khr_renderbuffer(_EGLDisplay *disp, _EGLContext *ctx,
|
|
|
|
EGLClientBuffer buffer,
|
|
|
|
const EGLint *attr_list)
|
|
|
|
{
|
|
|
|
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
|
|
|
struct dri2_egl_context *dri2_ctx = dri2_egl_context(ctx);
|
|
|
|
struct dri2_egl_image *dri2_img;
|
|
|
|
GLuint renderbuffer = (GLuint) buffer;
|
|
|
|
|
|
|
|
if (renderbuffer == 0) {
|
2010-02-12 00:28:26 +00:00
|
|
|
_eglError(EGL_BAD_PARAMETER, "dri2_create_image_khr");
|
|
|
|
return EGL_NO_IMAGE_KHR;
|
|
|
|
}
|
|
|
|
|
2010-02-26 19:51:11 +00:00
|
|
|
dri2_img = malloc(sizeof *dri2_img);
|
|
|
|
if (!dri2_img) {
|
|
|
|
_eglError(EGL_BAD_ALLOC, "dri2_create_image_khr");
|
|
|
|
return EGL_NO_IMAGE_KHR;
|
|
|
|
}
|
|
|
|
|
2010-10-22 09:36:47 +01:00
|
|
|
if (!_eglInitImage(&dri2_img->base, disp))
|
2010-02-26 19:51:11 +00:00
|
|
|
return EGL_NO_IMAGE_KHR;
|
|
|
|
|
|
|
|
dri2_img->dri_image =
|
|
|
|
dri2_dpy->image->createImageFromRenderbuffer(dri2_ctx->dri_context,
|
|
|
|
renderbuffer,
|
|
|
|
dri2_img);
|
2010-02-12 00:28:26 +00:00
|
|
|
|
|
|
|
return &dri2_img->base;
|
|
|
|
}
|
|
|
|
|
2010-06-04 02:36:40 +01:00
|
|
|
static _EGLImage *
|
|
|
|
dri2_create_image_mesa_drm_buffer(_EGLDisplay *disp, _EGLContext *ctx,
|
|
|
|
EGLClientBuffer buffer, const EGLint *attr_list)
|
|
|
|
{
|
|
|
|
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
|
|
|
struct dri2_egl_image *dri2_img;
|
2010-10-22 10:09:40 +01:00
|
|
|
EGLint format, name, pitch, err;
|
|
|
|
_EGLImageAttribs attrs;
|
2010-06-04 02:36:40 +01:00
|
|
|
|
2010-09-23 17:39:42 +01:00
|
|
|
(void) ctx;
|
|
|
|
|
2010-06-04 02:36:40 +01:00
|
|
|
name = (EGLint) buffer;
|
|
|
|
|
2010-10-22 10:09:40 +01:00
|
|
|
err = _eglParseImageAttribList(&attrs, disp, attr_list);
|
|
|
|
if (err != EGL_SUCCESS)
|
|
|
|
return NULL;
|
2010-06-04 02:36:40 +01:00
|
|
|
|
2010-10-22 10:09:40 +01:00
|
|
|
if (attrs.Width <= 0 || attrs.Height <= 0 ||
|
|
|
|
attrs.DRMBufferStrideMESA <= 0) {
|
2010-06-04 02:36:40 +01:00
|
|
|
_eglError(EGL_BAD_PARAMETER,
|
|
|
|
"bad width, height or stride");
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
2010-10-22 10:09:40 +01:00
|
|
|
switch (attrs.DRMBufferFormatMESA) {
|
2010-06-04 02:36:40 +01:00
|
|
|
case EGL_DRM_BUFFER_FORMAT_ARGB32_MESA:
|
|
|
|
format = __DRI_IMAGE_FORMAT_ARGB8888;
|
2010-10-22 10:09:40 +01:00
|
|
|
pitch = attrs.DRMBufferStrideMESA;
|
2010-06-04 02:36:40 +01:00
|
|
|
break;
|
|
|
|
default:
|
|
|
|
_eglError(EGL_BAD_PARAMETER,
|
|
|
|
"dri2_create_image_khr: unsupported pixmap depth");
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
dri2_img = malloc(sizeof *dri2_img);
|
|
|
|
if (!dri2_img) {
|
|
|
|
_eglError(EGL_BAD_ALLOC, "dri2_create_image_mesa_drm");
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
2010-10-22 09:36:47 +01:00
|
|
|
if (!_eglInitImage(&dri2_img->base, disp)) {
|
2010-06-04 02:36:40 +01:00
|
|
|
free(dri2_img);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
dri2_img->dri_image =
|
2010-09-22 20:07:15 +01:00
|
|
|
dri2_dpy->image->createImageFromName(dri2_dpy->dri_screen,
|
2010-10-22 10:09:40 +01:00
|
|
|
attrs.Width,
|
|
|
|
attrs.Height,
|
2010-06-04 02:36:40 +01:00
|
|
|
format,
|
|
|
|
name,
|
|
|
|
pitch,
|
|
|
|
dri2_img);
|
|
|
|
if (dri2_img->dri_image == NULL) {
|
|
|
|
free(dri2_img);
|
|
|
|
_eglError(EGL_BAD_ALLOC, "dri2_create_image_mesa_drm");
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
return &dri2_img->base;
|
|
|
|
}
|
|
|
|
|
2011-02-03 03:10:40 +00:00
|
|
|
_EGLImage *
|
2010-02-26 19:51:11 +00:00
|
|
|
dri2_create_image_khr(_EGLDriver *drv, _EGLDisplay *disp,
|
|
|
|
_EGLContext *ctx, EGLenum target,
|
|
|
|
EGLClientBuffer buffer, const EGLint *attr_list)
|
|
|
|
{
|
2010-09-23 17:39:42 +01:00
|
|
|
(void) drv;
|
|
|
|
|
2010-02-26 19:51:11 +00:00
|
|
|
switch (target) {
|
|
|
|
case EGL_GL_RENDERBUFFER_KHR:
|
|
|
|
return dri2_create_image_khr_renderbuffer(disp, ctx, buffer, attr_list);
|
2010-06-04 02:36:40 +01:00
|
|
|
case EGL_DRM_BUFFER_MESA:
|
|
|
|
return dri2_create_image_mesa_drm_buffer(disp, ctx, buffer, attr_list);
|
2010-02-26 19:51:11 +00:00
|
|
|
default:
|
|
|
|
_eglError(EGL_BAD_PARAMETER, "dri2_create_image_khr");
|
|
|
|
return EGL_NO_IMAGE_KHR;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2010-02-12 00:28:26 +00:00
|
|
|
static EGLBoolean
|
|
|
|
dri2_destroy_image_khr(_EGLDriver *drv, _EGLDisplay *disp, _EGLImage *image)
|
|
|
|
{
|
|
|
|
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
|
|
|
struct dri2_egl_image *dri2_img = dri2_egl_image(image);
|
|
|
|
|
2010-09-23 17:39:42 +01:00
|
|
|
(void) drv;
|
|
|
|
|
2010-02-12 00:28:26 +00:00
|
|
|
dri2_dpy->image->destroyImage(dri2_img->dri_image);
|
|
|
|
free(dri2_img);
|
|
|
|
|
|
|
|
return EGL_TRUE;
|
|
|
|
}
|
2010-02-09 20:49:28 +00:00
|
|
|
|
2010-06-04 02:36:40 +01:00
|
|
|
static _EGLImage *
|
|
|
|
dri2_create_drm_image_mesa(_EGLDriver *drv, _EGLDisplay *disp,
|
|
|
|
const EGLint *attr_list)
|
|
|
|
{
|
|
|
|
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
|
|
|
struct dri2_egl_image *dri2_img;
|
2010-10-22 10:09:40 +01:00
|
|
|
_EGLImageAttribs attrs;
|
|
|
|
unsigned int dri_use, valid_mask;
|
|
|
|
int format;
|
2010-06-04 02:36:40 +01:00
|
|
|
EGLint err = EGL_SUCCESS;
|
|
|
|
|
2010-09-23 17:39:42 +01:00
|
|
|
(void) drv;
|
|
|
|
|
2010-06-04 02:36:40 +01:00
|
|
|
dri2_img = malloc(sizeof *dri2_img);
|
|
|
|
if (!dri2_img) {
|
|
|
|
_eglError(EGL_BAD_ALLOC, "dri2_create_image_khr");
|
|
|
|
return EGL_NO_IMAGE_KHR;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (!attr_list) {
|
|
|
|
err = EGL_BAD_PARAMETER;
|
|
|
|
goto cleanup_img;
|
|
|
|
}
|
|
|
|
|
2010-10-22 09:36:47 +01:00
|
|
|
if (!_eglInitImage(&dri2_img->base, disp)) {
|
2010-06-04 02:36:40 +01:00
|
|
|
err = EGL_BAD_PARAMETER;
|
|
|
|
goto cleanup_img;
|
|
|
|
}
|
|
|
|
|
2010-10-22 10:09:40 +01:00
|
|
|
err = _eglParseImageAttribList(&attrs, disp, attr_list);
|
|
|
|
if (err != EGL_SUCCESS)
|
|
|
|
goto cleanup_img;
|
2010-06-04 02:36:40 +01:00
|
|
|
|
2010-10-22 10:09:40 +01:00
|
|
|
if (attrs.Width <= 0 || attrs.Height <= 0) {
|
|
|
|
_eglLog(_EGL_WARNING, "bad width or height (%dx%d)",
|
|
|
|
attrs.Width, attrs.Height);
|
2010-06-04 02:36:40 +01:00
|
|
|
goto cleanup_img;
|
|
|
|
}
|
|
|
|
|
2010-10-22 10:09:40 +01:00
|
|
|
switch (attrs.DRMBufferFormatMESA) {
|
2010-06-04 02:36:40 +01:00
|
|
|
case EGL_DRM_BUFFER_FORMAT_ARGB32_MESA:
|
|
|
|
format = __DRI_IMAGE_FORMAT_ARGB8888;
|
|
|
|
break;
|
|
|
|
default:
|
2010-10-22 10:09:40 +01:00
|
|
|
_eglLog(_EGL_WARNING, "bad image format value 0x%04x",
|
|
|
|
attrs.DRMBufferFormatMESA);
|
2010-06-04 02:36:40 +01:00
|
|
|
goto cleanup_img;
|
|
|
|
}
|
|
|
|
|
|
|
|
valid_mask =
|
|
|
|
EGL_DRM_BUFFER_USE_SCANOUT_MESA |
|
|
|
|
EGL_DRM_BUFFER_USE_SHARE_MESA;
|
2010-10-22 10:09:40 +01:00
|
|
|
if (attrs.DRMBufferUseMESA & ~valid_mask) {
|
|
|
|
_eglLog(_EGL_WARNING, "bad image use bit 0x%04x",
|
|
|
|
attrs.DRMBufferUseMESA & ~valid_mask);
|
2010-06-04 02:36:40 +01:00
|
|
|
goto cleanup_img;
|
|
|
|
}
|
|
|
|
|
|
|
|
dri_use = 0;
|
2010-10-22 10:09:40 +01:00
|
|
|
if (attrs.DRMBufferUseMESA & EGL_DRM_BUFFER_USE_SHARE_MESA)
|
2010-06-04 02:36:40 +01:00
|
|
|
dri_use |= __DRI_IMAGE_USE_SHARE;
|
2010-10-22 10:09:40 +01:00
|
|
|
if (attrs.DRMBufferUseMESA & EGL_DRM_BUFFER_USE_SCANOUT_MESA)
|
2010-06-04 02:36:40 +01:00
|
|
|
dri_use |= __DRI_IMAGE_USE_SCANOUT;
|
|
|
|
|
|
|
|
dri2_img->dri_image =
|
|
|
|
dri2_dpy->image->createImage(dri2_dpy->dri_screen,
|
2010-10-22 10:09:40 +01:00
|
|
|
attrs.Width, attrs.Height,
|
|
|
|
format, dri_use, dri2_img);
|
2010-06-04 02:36:40 +01:00
|
|
|
if (dri2_img->dri_image == NULL) {
|
|
|
|
err = EGL_BAD_ALLOC;
|
|
|
|
goto cleanup_img;
|
|
|
|
}
|
|
|
|
|
|
|
|
return &dri2_img->base;
|
|
|
|
|
|
|
|
cleanup_img:
|
|
|
|
free(dri2_img);
|
|
|
|
_eglError(err, "dri2_create_drm_image_mesa");
|
|
|
|
|
|
|
|
return EGL_NO_IMAGE_KHR;
|
|
|
|
}
|
|
|
|
|
|
|
|
static EGLBoolean
|
|
|
|
dri2_export_drm_image_mesa(_EGLDriver *drv, _EGLDisplay *disp, _EGLImage *img,
|
|
|
|
EGLint *name, EGLint *handle, EGLint *stride)
|
|
|
|
{
|
|
|
|
struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp);
|
|
|
|
struct dri2_egl_image *dri2_img = dri2_egl_image(img);
|
|
|
|
|
2010-09-23 17:39:42 +01:00
|
|
|
(void) drv;
|
|
|
|
|
2010-06-04 02:36:40 +01:00
|
|
|
if (name && !dri2_dpy->image->queryImage(dri2_img->dri_image,
|
|
|
|
__DRI_IMAGE_ATTRIB_NAME, name)) {
|
|
|
|
_eglError(EGL_BAD_ALLOC, "dri2_export_drm_image_mesa");
|
|
|
|
return EGL_FALSE;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (handle)
|
|
|
|
dri2_dpy->image->queryImage(dri2_img->dri_image,
|
|
|
|
__DRI_IMAGE_ATTRIB_HANDLE, handle);
|
|
|
|
|
|
|
|
if (stride)
|
|
|
|
dri2_dpy->image->queryImage(dri2_img->dri_image,
|
|
|
|
__DRI_IMAGE_ATTRIB_STRIDE, stride);
|
|
|
|
|
|
|
|
return EGL_TRUE;
|
|
|
|
}
|
|
|
|
|
2011-01-07 07:02:41 +00:00
|
|
|
static void
|
|
|
|
dri2_unload(_EGLDriver *drv)
|
|
|
|
{
|
|
|
|
struct dri2_egl_driver *dri2_drv = dri2_egl_driver(drv);
|
2011-01-29 21:09:06 +00:00
|
|
|
|
|
|
|
if (dri2_drv->handle)
|
|
|
|
dlclose(dri2_drv->handle);
|
2011-01-07 07:02:41 +00:00
|
|
|
free(dri2_drv);
|
|
|
|
}
|
|
|
|
|
|
|
|
static EGLBoolean
|
|
|
|
dri2_load(_EGLDriver *drv)
|
|
|
|
{
|
|
|
|
struct dri2_egl_driver *dri2_drv = dri2_egl_driver(drv);
|
2011-01-29 21:09:06 +00:00
|
|
|
#ifdef HAVE_SHARED_GLAPI
|
|
|
|
const char *libname = "libglapi.so.0";
|
|
|
|
#else
|
|
|
|
/*
|
|
|
|
* Both libGL.so and libglapi.so are glapi providers. There is no way to
|
|
|
|
* tell which one to load.
|
|
|
|
*/
|
|
|
|
const char *libname = NULL;
|
|
|
|
#endif
|
2011-01-07 07:02:41 +00:00
|
|
|
void *handle;
|
|
|
|
|
2011-01-29 21:09:06 +00:00
|
|
|
/* RTLD_GLOBAL to make sure glapi symbols are visible to DRI drivers */
|
|
|
|
handle = dlopen(libname, RTLD_LAZY | RTLD_GLOBAL);
|
2011-01-07 07:02:41 +00:00
|
|
|
if (handle) {
|
|
|
|
dri2_drv->get_proc_address = (_EGLProc (*)(const char *))
|
|
|
|
dlsym(handle, "_glapi_get_proc_address");
|
2011-01-29 21:09:06 +00:00
|
|
|
if (!dri2_drv->get_proc_address || !libname) {
|
|
|
|
/* no need to keep a reference */
|
|
|
|
dlclose(handle);
|
|
|
|
handle = NULL;
|
|
|
|
}
|
2011-01-07 07:02:41 +00:00
|
|
|
}
|
|
|
|
|
2011-01-29 21:09:06 +00:00
|
|
|
/* if glapi is not available, loading DRI drivers will fail */
|
2011-01-07 07:02:41 +00:00
|
|
|
if (!dri2_drv->get_proc_address) {
|
|
|
|
_eglLog(_EGL_WARNING, "DRI2: failed to find _glapi_get_proc_address");
|
|
|
|
return EGL_FALSE;
|
|
|
|
}
|
|
|
|
|
|
|
|
dri2_drv->glFlush = (void (*)(void))
|
|
|
|
dri2_drv->get_proc_address("glFlush");
|
|
|
|
|
2011-01-29 21:09:06 +00:00
|
|
|
dri2_drv->handle = handle;
|
|
|
|
|
2011-01-07 07:02:41 +00:00
|
|
|
return EGL_TRUE;
|
|
|
|
}
|
|
|
|
|
2010-02-03 15:18:28 +00:00
|
|
|
/**
|
|
|
|
* This is the main entrypoint into the driver, called by libEGL.
|
|
|
|
* Create a new _EGLDriver object and init its dispatch table.
|
|
|
|
*/
|
|
|
|
_EGLDriver *
|
2011-01-07 08:30:08 +00:00
|
|
|
_EGL_MAIN(const char *args)
|
2010-02-03 15:18:28 +00:00
|
|
|
{
|
|
|
|
struct dri2_egl_driver *dri2_drv;
|
|
|
|
|
2010-09-23 17:39:42 +01:00
|
|
|
(void) args;
|
|
|
|
|
2010-02-03 15:18:28 +00:00
|
|
|
dri2_drv = malloc(sizeof *dri2_drv);
|
|
|
|
if (!dri2_drv)
|
|
|
|
return NULL;
|
|
|
|
|
2011-01-12 10:06:47 +00:00
|
|
|
memset(dri2_drv, 0, sizeof *dri2_drv);
|
|
|
|
|
2011-01-07 07:02:41 +00:00
|
|
|
if (!dri2_load(&dri2_drv->base))
|
|
|
|
return NULL;
|
|
|
|
|
2010-02-03 15:18:28 +00:00
|
|
|
_eglInitDriverFallbacks(&dri2_drv->base);
|
|
|
|
dri2_drv->base.API.Initialize = dri2_initialize;
|
|
|
|
dri2_drv->base.API.Terminate = dri2_terminate;
|
|
|
|
dri2_drv->base.API.CreateContext = dri2_create_context;
|
|
|
|
dri2_drv->base.API.MakeCurrent = dri2_make_current;
|
|
|
|
dri2_drv->base.API.GetProcAddress = dri2_get_proc_address;
|
|
|
|
dri2_drv->base.API.WaitClient = dri2_wait_client;
|
|
|
|
dri2_drv->base.API.WaitNative = dri2_wait_native;
|
2010-02-09 20:49:28 +00:00
|
|
|
dri2_drv->base.API.BindTexImage = dri2_bind_tex_image;
|
|
|
|
dri2_drv->base.API.ReleaseTexImage = dri2_release_tex_image;
|
2010-02-12 00:28:26 +00:00
|
|
|
dri2_drv->base.API.CreateImageKHR = dri2_create_image_khr;
|
|
|
|
dri2_drv->base.API.DestroyImageKHR = dri2_destroy_image_khr;
|
2010-06-04 02:36:40 +01:00
|
|
|
dri2_drv->base.API.CreateDRMImageMESA = dri2_create_drm_image_mesa;
|
|
|
|
dri2_drv->base.API.ExportDRMImageMESA = dri2_export_drm_image_mesa;
|
2010-02-03 15:18:28 +00:00
|
|
|
|
|
|
|
dri2_drv->base.Name = "DRI2";
|
|
|
|
dri2_drv->base.Unload = dri2_unload;
|
|
|
|
|
|
|
|
return &dri2_drv->base;
|
|
|
|
}
|