diff options
Diffstat (limited to 'src/gallium/state_trackers/egl_g3d/x11/native_dri2.c')
| -rw-r--r-- | src/gallium/state_trackers/egl_g3d/x11/native_dri2.c | 705 |
1 files changed, 0 insertions, 705 deletions
diff --git a/src/gallium/state_trackers/egl_g3d/x11/native_dri2.c b/src/gallium/state_trackers/egl_g3d/x11/native_dri2.c deleted file mode 100644 index 07f82d878c..0000000000 --- a/src/gallium/state_trackers/egl_g3d/x11/native_dri2.c +++ /dev/null @@ -1,705 +0,0 @@ -/* - * Mesa 3-D graphics library - * Version: 7.8 - * - * Copyright (C) 2009-2010 Chia-I Wu <olv@0xlab.org> - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included - * in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN - * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - */ - -#include "util/u_memory.h" -#include "util/u_math.h" -#include "util/u_format.h" -#include "pipe/p_compiler.h" -#include "pipe/p_screen.h" -#include "pipe/p_context.h" -#include "pipe/p_state.h" -#include "state_tracker/drm_api.h" -#include "egllog.h" - -#include "native_x11.h" -#include "x11_screen.h" - -enum dri2_surface_type { - DRI2_SURFACE_TYPE_WINDOW, - DRI2_SURFACE_TYPE_PIXMAP, - DRI2_SURFACE_TYPE_PBUFFER -}; - -struct dri2_display { - struct native_display base; - Display *dpy; - boolean own_dpy; - - struct drm_api *api; - struct x11_screen *xscr; - int xscr_number; - - struct dri2_config *configs; - int num_configs; -}; - -struct dri2_surface { - struct native_surface base; - Drawable drawable; - enum dri2_surface_type type; - enum pipe_format color_format; - struct dri2_display *dri2dpy; - - struct pipe_texture *pbuffer_textures[NUM_NATIVE_ATTACHMENTS]; - boolean have_back, have_fake; - int width, height; - unsigned int sequence_number; -}; - -struct dri2_config { - struct native_config base; -}; - -static INLINE struct dri2_display * -dri2_display(const struct native_display *ndpy) -{ - return (struct dri2_display *) ndpy; -} - -static INLINE struct dri2_surface * -dri2_surface(const struct native_surface *nsurf) -{ - return (struct dri2_surface *) nsurf; -} - -static INLINE struct dri2_config * -dri2_config(const struct native_config *nconf) -{ - return (struct dri2_config *) nconf; -} - -static boolean -dri2_surface_flush_frontbuffer(struct native_surface *nsurf) -{ - struct dri2_surface *dri2surf = dri2_surface(nsurf); - struct dri2_display *dri2dpy = dri2surf->dri2dpy; - - /* pbuffer is private */ - if (dri2surf->type == DRI2_SURFACE_TYPE_PBUFFER) - return TRUE; - - /* copy to real front buffer */ - if (dri2surf->have_fake) - x11_drawable_copy_buffers(dri2dpy->xscr, dri2surf->drawable, - 0, 0, dri2surf->width, dri2surf->height, - DRI2BufferFakeFrontLeft, DRI2BufferFrontLeft); - - return TRUE; -} - -static boolean -dri2_surface_swap_buffers(struct native_surface *nsurf) -{ - struct dri2_surface *dri2surf = dri2_surface(nsurf); - struct dri2_display *dri2dpy = dri2surf->dri2dpy; - - /* pbuffer is private */ - if (dri2surf->type == DRI2_SURFACE_TYPE_PBUFFER) - return TRUE; - - /* copy to front buffer */ - if (dri2surf->have_back) - x11_drawable_copy_buffers(dri2dpy->xscr, dri2surf->drawable, - 0, 0, dri2surf->width, dri2surf->height, - DRI2BufferBackLeft, DRI2BufferFrontLeft); - - /* and update fake front buffer */ - if (dri2surf->have_fake) - x11_drawable_copy_buffers(dri2dpy->xscr, dri2surf->drawable, - 0, 0, dri2surf->width, dri2surf->height, - DRI2BufferFrontLeft, DRI2BufferFakeFrontLeft); - - return TRUE; -} - -static boolean -dri2_surface_validate(struct native_surface *nsurf, uint attachment_mask, - unsigned int *seq_num, struct pipe_texture **textures, - int *width, int *height) -{ - struct dri2_surface *dri2surf = dri2_surface(nsurf); - struct dri2_display *dri2dpy = dri2surf->dri2dpy; - unsigned int dri2atts[NUM_NATIVE_ATTACHMENTS]; - struct pipe_texture templ; - struct x11_drawable_buffer *xbufs; - int num_ins, num_outs, att, i; - - if (attachment_mask) { - memset(&templ, 0, sizeof(templ)); - templ.target = PIPE_TEXTURE_2D; - templ.last_level = 0; - templ.width0 = dri2surf->width; - templ.height0 = dri2surf->height; - templ.depth0 = 1; - templ.format = dri2surf->color_format; - templ.tex_usage = PIPE_TEXTURE_USAGE_RENDER_TARGET; - - if (textures) - memset(textures, 0, sizeof(*textures) * NUM_NATIVE_ATTACHMENTS); - } - - /* create textures for pbuffer */ - if (dri2surf->type == DRI2_SURFACE_TYPE_PBUFFER) { - struct pipe_screen *screen = dri2dpy->base.screen; - - for (att = 0; att < NUM_NATIVE_ATTACHMENTS; att++) { - struct pipe_texture *ptex = dri2surf->pbuffer_textures[att]; - - /* delay the allocation */ - if (!native_attachment_mask_test(attachment_mask, att)) - continue; - - if (!ptex) { - ptex = screen->texture_create(screen, &templ); - dri2surf->pbuffer_textures[att] = ptex; - } - - if (textures) - pipe_texture_reference(&textures[att], ptex); - } - - if (seq_num) - *seq_num = dri2surf->sequence_number; - if (width) - *width = dri2surf->width; - if (height) - *height = dri2surf->height; - - return TRUE; - } - - /* prepare the attachments */ - num_ins = 0; - for (att = 0; att < NUM_NATIVE_ATTACHMENTS; att++) { - if (native_attachment_mask_test(attachment_mask, att)) { - unsigned int dri2att; - - switch (att) { - case NATIVE_ATTACHMENT_FRONT_LEFT: - dri2att = DRI2BufferFrontLeft; - break; - case NATIVE_ATTACHMENT_BACK_LEFT: - dri2att = DRI2BufferBackLeft; - break; - case NATIVE_ATTACHMENT_FRONT_RIGHT: - dri2att = DRI2BufferFrontRight; - break; - case NATIVE_ATTACHMENT_BACK_RIGHT: - dri2att = DRI2BufferBackRight; - break; - default: - assert(0); - dri2att = 0; - break; - } - - dri2atts[num_ins] = dri2att; - num_ins++; - } - } - - dri2surf->have_back = FALSE; - dri2surf->have_fake = FALSE; - - /* remember old geometry */ - templ.width0 = dri2surf->width; - templ.height0 = dri2surf->height; - - xbufs = x11_drawable_get_buffers(dri2dpy->xscr, dri2surf->drawable, - &dri2surf->width, &dri2surf->height, - dri2atts, FALSE, num_ins, &num_outs); - if (!xbufs) - return FALSE; - - if (templ.width0 != dri2surf->width || templ.height0 != dri2surf->height) { - /* are there cases where the buffers change and the geometry doesn't? */ - dri2surf->sequence_number++; - - templ.width0 = dri2surf->width; - templ.height0 = dri2surf->height; - } - - for (i = 0; i < num_outs; i++) { - struct x11_drawable_buffer *xbuf = &xbufs[i]; - const char *desc; - enum native_attachment natt; - - switch (xbuf->attachment) { - case DRI2BufferFrontLeft: - natt = NATIVE_ATTACHMENT_FRONT_LEFT; - desc = "DRI2 Front Buffer"; - break; - case DRI2BufferFakeFrontLeft: - natt = NATIVE_ATTACHMENT_FRONT_LEFT; - desc = "DRI2 Fake Front Buffer"; - dri2surf->have_fake = TRUE; - break; - case DRI2BufferBackLeft: - natt = NATIVE_ATTACHMENT_BACK_LEFT; - desc = "DRI2 Back Buffer"; - dri2surf->have_back = TRUE; - break; - default: - desc = NULL; - break; - } - - if (!desc || !native_attachment_mask_test(attachment_mask, natt) || - (textures && textures[natt])) { - if (!desc) - _eglLog(_EGL_WARNING, "unknown buffer %d", xbuf->attachment); - else if (!native_attachment_mask_test(attachment_mask, natt)) - _eglLog(_EGL_WARNING, "unexpected buffer %d", xbuf->attachment); - else - _eglLog(_EGL_WARNING, "both real and fake front buffers are listed"); - continue; - } - - if (textures) { - struct pipe_texture *ptex = - dri2dpy->api->texture_from_shared_handle(dri2dpy->api, - dri2dpy->base.screen, &templ, - desc, xbuf->pitch, xbuf->name); - if (ptex) { - /* the caller owns the textures */ - textures[natt] = ptex; - } - } - } - - free(xbufs); - - if (seq_num) - *seq_num = dri2surf->sequence_number; - if (width) - *width = dri2surf->width; - if (height) - *height = dri2surf->height; - - return TRUE; -} - -static void -dri2_surface_wait(struct native_surface *nsurf) -{ - struct dri2_surface *dri2surf = dri2_surface(nsurf); - struct dri2_display *dri2dpy = dri2surf->dri2dpy; - - if (dri2surf->have_fake) { - x11_drawable_copy_buffers(dri2dpy->xscr, dri2surf->drawable, - 0, 0, dri2surf->width, dri2surf->height, - DRI2BufferFrontLeft, DRI2BufferFakeFrontLeft); - } -} - -static void -dri2_surface_destroy(struct native_surface *nsurf) -{ - struct dri2_surface *dri2surf = dri2_surface(nsurf); - int i; - - for (i = 0; i < NUM_NATIVE_ATTACHMENTS; i++) { - struct pipe_texture *ptex = dri2surf->pbuffer_textures[i]; - pipe_texture_reference(&ptex, NULL); - } - - if (dri2surf->drawable) - x11_drawable_enable_dri2(dri2surf->dri2dpy->xscr, - dri2surf->drawable, FALSE); - free(dri2surf); -} - -static struct dri2_surface * -dri2_display_create_surface(struct native_display *ndpy, - enum dri2_surface_type type, - Drawable drawable, - const struct native_config *nconf) -{ - struct dri2_display *dri2dpy = dri2_display(ndpy); - struct dri2_config *dri2conf = dri2_config(nconf); - struct dri2_surface *dri2surf; - - dri2surf = CALLOC_STRUCT(dri2_surface); - if (!dri2surf) - return NULL; - - if (drawable) - x11_drawable_enable_dri2(dri2dpy->xscr, drawable, TRUE); - - dri2surf->dri2dpy = dri2dpy; - dri2surf->type = type; - dri2surf->drawable = drawable; - dri2surf->color_format = dri2conf->base.color_format; - - dri2surf->base.destroy = dri2_surface_destroy; - dri2surf->base.swap_buffers = dri2_surface_swap_buffers; - dri2surf->base.flush_frontbuffer = dri2_surface_flush_frontbuffer; - dri2surf->base.validate = dri2_surface_validate; - dri2surf->base.wait = dri2_surface_wait; - - return dri2surf; -} - -static struct native_surface * -dri2_display_create_window_surface(struct native_display *ndpy, - EGLNativeWindowType win, - const struct native_config *nconf) -{ - struct dri2_surface *dri2surf; - - dri2surf = dri2_display_create_surface(ndpy, DRI2_SURFACE_TYPE_WINDOW, - (Drawable) win, nconf); - return (dri2surf) ? &dri2surf->base : NULL; -} - -static struct native_surface * -dri2_display_create_pixmap_surface(struct native_display *ndpy, - EGLNativePixmapType pix, - const struct native_config *nconf) -{ - struct dri2_surface *dri2surf; - - dri2surf = dri2_display_create_surface(ndpy, DRI2_SURFACE_TYPE_PIXMAP, - (Drawable) pix, nconf); - return (dri2surf) ? &dri2surf->base : NULL; -} - -static struct native_surface * -dri2_display_create_pbuffer_surface(struct native_display *ndpy, - const struct native_config *nconf, - uint width, uint height) -{ - struct dri2_surface *dri2surf; - - dri2surf = dri2_display_create_surface(ndpy, DRI2_SURFACE_TYPE_PBUFFER, - (Drawable) None, nconf); - if (dri2surf) { - dri2surf->width = width; - dri2surf->height = height; - } - return (dri2surf) ? &dri2surf->base : NULL; -} - -static struct pipe_context * -dri2_display_create_context(struct native_display *ndpy, void *context_private) -{ - struct dri2_display *dri2dpy = dri2_display(ndpy); - struct pipe_context *pctx; - - pctx = dri2dpy->api->create_context(dri2dpy->api, dri2dpy->base.screen); - if (pctx) - pctx->priv = context_private; - return pctx; -} - -static int -choose_color_format(const __GLcontextModes *mode, enum pipe_format formats[32]) -{ - int count = 0; - - switch (mode->rgbBits) { - case 32: - formats[count++] = PIPE_FORMAT_A8R8G8B8_UNORM; - formats[count++] = PIPE_FORMAT_B8G8R8A8_UNORM; - break; - case 24: - formats[count++] = PIPE_FORMAT_X8R8G8B8_UNORM; - formats[count++] = PIPE_FORMAT_B8G8R8X8_UNORM; - formats[count++] = PIPE_FORMAT_A8R8G8B8_UNORM; - formats[count++] = PIPE_FORMAT_B8G8R8A8_UNORM; - break; - case 16: - formats[count++] = PIPE_FORMAT_R5G6B5_UNORM; - break; - default: - break; - } - - return count; -} - -static int -choose_depth_stencil_format(const __GLcontextModes *mode, - enum pipe_format formats[32]) -{ - int count = 0; - - switch (mode->depthBits) { - case 32: - formats[count++] = PIPE_FORMAT_Z32_UNORM; - break; - case 24: - if (mode->stencilBits) { - formats[count++] = PIPE_FORMAT_S8Z24_UNORM; - formats[count++] = PIPE_FORMAT_Z24S8_UNORM; - } - else { - formats[count++] = PIPE_FORMAT_X8Z24_UNORM; - formats[count++] = PIPE_FORMAT_Z24X8_UNORM; - } - break; - case 16: - formats[count++] = PIPE_FORMAT_Z16_UNORM; - break; - default: - break; - } - - return count; -} - -static boolean -is_format_supported(struct pipe_screen *screen, - enum pipe_format fmt, boolean is_color) -{ - return screen->is_format_supported(screen, fmt, PIPE_TEXTURE_2D, - (is_color) ? PIPE_TEXTURE_USAGE_RENDER_TARGET : - PIPE_TEXTURE_USAGE_DEPTH_STENCIL, 0); -} - -static boolean -dri2_display_convert_config(struct native_display *ndpy, - const __GLcontextModes *mode, - struct native_config *nconf) -{ - enum pipe_format formats[32]; - int num_formats, i; - - if (!(mode->renderType & GLX_RGBA_BIT) || !mode->rgbMode) - return FALSE; - - /* skip single-buffered configs */ - if (!mode->doubleBufferMode) - return FALSE; - - nconf->mode = *mode; - nconf->mode.renderType = GLX_RGBA_BIT; - nconf->mode.rgbMode = TRUE; - /* pbuffer is allocated locally and is always supported */ - nconf->mode.drawableType |= GLX_PBUFFER_BIT; - /* the swap method is always copy */ - nconf->mode.swapMethod = GLX_SWAP_COPY_OML; - - /* fix up */ - nconf->mode.rgbBits = - nconf->mode.redBits + nconf->mode.greenBits + - nconf->mode.blueBits + nconf->mode.alphaBits; - if (!(nconf->mode.drawableType & GLX_WINDOW_BIT)) { - nconf->mode.visualID = 0; - nconf->mode.visualType = GLX_NONE; - } - if (!(nconf->mode.drawableType & GLX_PBUFFER_BIT)) { - nconf->mode.bindToTextureRgb = FALSE; - nconf->mode.bindToTextureRgba = FALSE; - } - - nconf->color_format = PIPE_FORMAT_NONE; - nconf->depth_format = PIPE_FORMAT_NONE; - nconf->stencil_format = PIPE_FORMAT_NONE; - - /* choose color format */ - num_formats = choose_color_format(mode, formats); - for (i = 0; i < num_formats; i++) { - if (is_format_supported(ndpy->screen, formats[i], TRUE)) { - nconf->color_format = formats[i]; - break; - } - } - if (nconf->color_format == PIPE_FORMAT_NONE) - return FALSE; - - /* choose depth/stencil format */ - num_formats = choose_depth_stencil_format(mode, formats); - for (i = 0; i < num_formats; i++) { - if (is_format_supported(ndpy->screen, formats[i], FALSE)) { - nconf->depth_format = formats[i]; - nconf->stencil_format = formats[i]; - break; - } - } - if ((nconf->mode.depthBits && nconf->depth_format == PIPE_FORMAT_NONE) || - (nconf->mode.stencilBits && nconf->stencil_format == PIPE_FORMAT_NONE)) - return FALSE; - - return TRUE; -} - -static const struct native_config ** -dri2_display_get_configs(struct native_display *ndpy, int *num_configs) -{ - struct dri2_display *dri2dpy = dri2_display(ndpy); - const struct native_config **configs; - int i; - - /* first time */ - if (!dri2dpy->configs) { - const __GLcontextModes *modes; - int num_modes, count; - - modes = x11_screen_get_glx_configs(dri2dpy->xscr); - if (!modes) - return NULL; - num_modes = x11_context_modes_count(modes); - - dri2dpy->configs = calloc(num_modes, sizeof(*dri2dpy->configs)); - if (!dri2dpy->configs) - return NULL; - - count = 0; - for (i = 0; i < num_modes; i++) { - struct native_config *nconf = &dri2dpy->configs[count].base; - if (dri2_display_convert_config(&dri2dpy->base, modes, nconf)) - count++; - modes = modes->next; - } - - dri2dpy->num_configs = count; - } - - configs = malloc(dri2dpy->num_configs * sizeof(*configs)); - if (configs) { - for (i = 0; i < dri2dpy->num_configs; i++) - configs[i] = (const struct native_config *) &dri2dpy->configs[i]; - if (num_configs) - *num_configs = dri2dpy->num_configs; - } - - return configs; -} - -static boolean -dri2_display_is_pixmap_supported(struct native_display *ndpy, - EGLNativePixmapType pix, - const struct native_config *nconf) -{ - struct dri2_display *dri2dpy = dri2_display(ndpy); - uint depth, nconf_depth; - - depth = x11_drawable_get_depth(dri2dpy->xscr, (Drawable) pix); - nconf_depth = util_format_get_blocksizebits(nconf->color_format); - - /* simple depth match for now */ - return (depth == nconf_depth || (depth == 24 && depth + 8 == nconf_depth)); -} - -static void -dri2_display_destroy(struct native_display *ndpy) -{ - struct dri2_display *dri2dpy = dri2_display(ndpy); - - if (dri2dpy->configs) - free(dri2dpy->configs); - - if (dri2dpy->base.screen) - dri2dpy->base.screen->destroy(dri2dpy->base.screen); - - if (dri2dpy->xscr) - x11_screen_destroy(dri2dpy->xscr); - if (dri2dpy->own_dpy) - XCloseDisplay(dri2dpy->dpy); - if (dri2dpy->api && dri2dpy->api->destroy) - dri2dpy->api->destroy(dri2dpy->api); - free(dri2dpy); -} - -/** - * Initialize DRI2 and pipe screen. - */ -static boolean -dri2_display_init_screen(struct native_display *ndpy) -{ - struct dri2_display *dri2dpy = dri2_display(ndpy); - const char *driver = dri2dpy->api->name; - struct drm_create_screen_arg arg; - int fd; - - if (!x11_screen_support(dri2dpy->xscr, X11_SCREEN_EXTENSION_DRI2) || - !x11_screen_support(dri2dpy->xscr, X11_SCREEN_EXTENSION_GLX)) { - _eglLog(_EGL_WARNING, "GLX/DRI2 is not supported"); - return FALSE; - } - - fd = x11_screen_enable_dri2(dri2dpy->xscr, driver); - if (fd < 0) - return FALSE; - - memset(&arg, 0, sizeof(arg)); - arg.mode = DRM_CREATE_NORMAL; - dri2dpy->base.screen = dri2dpy->api->create_screen(dri2dpy->api, fd, &arg); - if (!dri2dpy->base.screen) { - _eglLog(_EGL_WARNING, "failed to create DRM screen"); - return FALSE; - } - - return TRUE; -} - -struct native_display * -x11_create_dri2_display(EGLNativeDisplayType dpy, struct drm_api *api) -{ - struct dri2_display *dri2dpy; - - dri2dpy = CALLOC_STRUCT(dri2_display); - if (!dri2dpy) - return NULL; - - dri2dpy->api = api; - if (!dri2dpy->api) { - _eglLog(_EGL_WARNING, "failed to create DRM API"); - free(dri2dpy); - return NULL; - } - - dri2dpy->dpy = dpy; - if (!dri2dpy->dpy) { - dri2dpy->dpy = XOpenDisplay(NULL); - if (!dri2dpy->dpy) { - dri2_display_destroy(&dri2dpy->base); - return NULL; - } - dri2dpy->own_dpy = TRUE; - } - - dri2dpy->xscr_number = DefaultScreen(dri2dpy->dpy); - dri2dpy->xscr = x11_screen_create(dri2dpy->dpy, dri2dpy->xscr_number); - if (!dri2dpy->xscr) { - dri2_display_destroy(&dri2dpy->base); - return NULL; - } - - if (!dri2_display_init_screen(&dri2dpy->base)) { - dri2_display_destroy(&dri2dpy->base); - return NULL; - } - - dri2dpy->base.destroy = dri2_display_destroy; - dri2dpy->base.get_configs = dri2_display_get_configs; - dri2dpy->base.is_pixmap_supported = dri2_display_is_pixmap_supported; - dri2dpy->base.create_context = dri2_display_create_context; - dri2dpy->base.create_window_surface = dri2_display_create_window_surface; - dri2dpy->base.create_pixmap_surface = dri2_display_create_pixmap_surface; - dri2dpy->base.create_pbuffer_surface = dri2_display_create_pbuffer_surface; - - return &dri2dpy->base; -} |