diff options
Diffstat (limited to 'src/gallium/state_trackers/dri/common/dri_st_api.c')
-rw-r--r-- | src/gallium/state_trackers/dri/common/dri_st_api.c | 207 |
1 files changed, 0 insertions, 207 deletions
diff --git a/src/gallium/state_trackers/dri/common/dri_st_api.c b/src/gallium/state_trackers/dri/common/dri_st_api.c deleted file mode 100644 index 42e0ba0..0000000 --- a/src/gallium/state_trackers/dri/common/dri_st_api.c +++ /dev/null @@ -1,207 +0,0 @@ -/* - * Mesa 3-D graphics library - * Version: 7.9 - * - * Copyright (C) 2010 LunarG Inc. - * - * 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 - * THE AUTHORS OR COPYRIGHT HOLDERS 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. - * - * Authors: - * Chia-I Wu <olv@lunarg.com> - */ - -#include "util/u_memory.h" -#include "util/u_inlines.h" -#include "util/u_format.h" -#include "util/u_debug.h" -#include "state_tracker/st_gl_api.h" /* for st_gl_api_create */ - -#include "dri_screen.h" -#include "dri_context.h" -#include "dri_drawable.h" -#include "dri_st_api.h" - -static boolean -dri_st_framebuffer_validate(struct st_framebuffer_iface *stfbi, - const enum st_attachment_type *statts, - unsigned count, - struct pipe_resource **out) -{ - struct dri_drawable *drawable = - (struct dri_drawable *) stfbi->st_manager_private; - struct dri_screen *screen = dri_screen(drawable->sPriv); - unsigned statt_mask, new_mask; - boolean new_stamp; - int i; - - statt_mask = 0x0; - for (i = 0; i < count; i++) - statt_mask |= (1 << statts[i]); - - /* record newly allocated textures */ - new_mask = (statt_mask & ~drawable->texture_mask); - - /* - * dPriv->pStamp is the server stamp. It should be accessed with a lock, at - * least for DRI1. dPriv->lastStamp is the client stamp. It has the value - * of the server stamp when last checked. - */ - new_stamp = (drawable->texture_stamp != drawable->dPriv->lastStamp); - - if (new_stamp || new_mask) { - if (new_stamp && screen->update_drawable_info) - screen->update_drawable_info(drawable); - - screen->allocate_textures(drawable, statts, count); - - /* add existing textures */ - for (i = 0; i < ST_ATTACHMENT_COUNT; i++) { - if (drawable->textures[i]) - statt_mask |= (1 << i); - } - - drawable->texture_stamp = drawable->dPriv->lastStamp; - drawable->texture_mask = statt_mask; - } - - if (!out) - return TRUE; - - for (i = 0; i < count; i++) { - out[i] = NULL; - pipe_resource_reference(&out[i], drawable->textures[statts[i]]); - } - - return TRUE; -} - -static boolean -dri_st_framebuffer_flush_front(struct st_framebuffer_iface *stfbi, - enum st_attachment_type statt) -{ - struct dri_drawable *drawable = - (struct dri_drawable *) stfbi->st_manager_private; - struct dri_screen *screen = dri_screen(drawable->sPriv); - - /* XXX remove this and just set the correct one on the framebuffer */ - screen->flush_frontbuffer(drawable, statt); - - return TRUE; -} - -/** - * Init a framebuffer from the given drawable. - */ -void -dri_init_st_framebuffer(struct dri_drawable *drawable) -{ - drawable->base.visual = &drawable->stvis; - drawable->base.flush_front = dri_st_framebuffer_flush_front; - drawable->base.validate = dri_st_framebuffer_validate; - drawable->base.st_manager_private = (void *) drawable; -} - -/** - * Destroy a framebuffer. - */ -void -dri_close_st_framebuffer(struct dri_drawable *drawable) -{ - int i; - - for (i = 0; i < ST_ATTACHMENT_COUNT; i++) - pipe_resource_reference(&drawable->textures[i], NULL); -} - -/** - * Validate the texture at an attachment. Allocate the texture if it does not - * exist. - */ -void -dri_st_framebuffer_validate_att(struct dri_drawable *drawable, - enum st_attachment_type statt) -{ - enum st_attachment_type statts[ST_ATTACHMENT_COUNT]; - unsigned i, count = 0; - - /* check if buffer already exists */ - if (drawable->texture_mask & (1 << statt)) - return; - - /* make sure DRI2 does not destroy existing buffers */ - for (i = 0; i < ST_ATTACHMENT_COUNT; i++) { - if (drawable->texture_mask & (1 << i)) { - statts[count++] = i; - } - } - statts[count++] = statt; - - drawable->texture_stamp = drawable->dPriv->lastStamp - 1; - - /* this calles into the manager */ - drawable->base.validate(&drawable->base, statts, count, NULL); -} - -static boolean -dri_st_manager_get_egl_image(struct st_manager *smapi, - struct st_egl_image *stimg) -{ - struct dri_context *ctx = - (struct dri_context *)stimg->stctxi->st_manager_private; - struct dri_screen *screen = dri_screen(ctx->sPriv); - __DRIimage *img = NULL; - - if (screen->lookup_egl_image) { - img = screen->lookup_egl_image(ctx, stimg->egl_image); - } - - if (!img) - return FALSE; - - stimg->texture = NULL; - pipe_resource_reference(&stimg->texture, img->texture); - stimg->face = img->face; - stimg->level = img->level; - stimg->zslice = img->zslice; - - return TRUE; -} - -/** - * Create a state tracker manager from the given screen. - */ -boolean -dri_init_st_manager(struct dri_screen *screen) -{ - screen->base.screen = screen->pipe_screen; - screen->base.get_egl_image = dri_st_manager_get_egl_image; - screen->st_api = st_gl_api_create(); - - if (!screen->st_api) - return FALSE; - - return TRUE; -} - -void -dri_close_st_manager(struct dri_screen *screen) -{ - if (screen->st_api && screen->st_api->destroy) - screen->st_api->destroy(screen->st_api); -} |