diff options
author | José Fonseca <jfonseca@vmware.com> | 2009-03-03 13:18:15 +0000 |
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committer | José Fonseca <jfonseca@vmware.com> | 2009-03-03 13:18:15 +0000 |
commit | c7e46c1857b744a35c086dddb651f38df948a5fa (patch) | |
tree | 6d984aea871340574cd7286c11a53a7b9b094f81 /src/gallium/state_trackers/glx/dri/dri_drawable.c | |
parent | 97a1fd158c9acfaa3a8deda7eb5bf0b253e85c15 (diff) | |
parent | dceb09909ea9d6eaef0334897ebed6da45db6faa (diff) |
Merge commit 'origin/master' into gallium-map-range
Diffstat (limited to 'src/gallium/state_trackers/glx/dri/dri_drawable.c')
-rw-r--r-- | src/gallium/state_trackers/glx/dri/dri_drawable.c | 363 |
1 files changed, 0 insertions, 363 deletions
diff --git a/src/gallium/state_trackers/glx/dri/dri_drawable.c b/src/gallium/state_trackers/glx/dri/dri_drawable.c deleted file mode 100644 index b712acda88..0000000000 --- a/src/gallium/state_trackers/glx/dri/dri_drawable.c +++ /dev/null @@ -1,363 +0,0 @@ -/************************************************************************** - * - * Copyright 2009, VMware, Inc. - * All Rights Reserved. - * - * 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, sub license, 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 (including the - * next paragraph) 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 NON-INFRINGEMENT. - * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS 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 "dri_screen.h" -#include "dri_context.h" -#include "dri_swapbuffers.h" - -#include "pipe/p_context.h" -#include "state_tracker/st_public.h" -#include "state_tracker/st_context.h" -#include "state_tracker/st_cb_fbo.h" - - -static void -blit_swapbuffers(__DRIdrawablePrivate *dPriv, - __DRIcontextPrivate *cPriv, - struct pipe_surface *src, - const drm_clip_rect_t *rect) -{ - struct dri_screen *screen = dri_screen(dPriv->driScreenPriv); - struct dri_drawable *fb = dri_drawable(dPriv); - struct dri_context *context = dri_context(cPriv); - - const int nbox = dPriv->numClipRects; - const drm_clip_rect_t *pbox = dPriv->pClipRects; - - struct pipe_surface *dest = fb->front_surface; - const int backWidth = fb->stfb->Base.Width; - const int backHeight = fb->stfb->Base.Height; - int i; - - for (i = 0; i < nbox; i++, pbox++) { - drm_clip_rect_t box; - drm_clip_rect_t sbox; - - if (pbox->x1 > pbox->x2 || - pbox->y1 > pbox->y2 || - (pbox->x2 - pbox->x1) > dest->width || - (pbox->y2 - pbox->y1) > dest->height) - continue; - - box = *pbox; - - if (rect) { - drm_clip_rect_t rrect; - - rrect.x1 = dPriv->x + rect->x1; - rrect.y1 = (dPriv->h - rect->y1 - rect->y2) + dPriv->y; - rrect.x2 = rect->x2 + rrect.x1; - rrect.y2 = rect->y2 + rrect.y1; - if (rrect.x1 > box.x1) - box.x1 = rrect.x1; - if (rrect.y1 > box.y1) - box.y1 = rrect.y1; - if (rrect.x2 < box.x2) - box.x2 = rrect.x2; - if (rrect.y2 < box.y2) - box.y2 = rrect.y2; - - if (box.x1 > box.x2 || box.y1 > box.y2) - continue; - } - - /* restrict blit to size of actually rendered area */ - if (box.x2 - box.x1 > backWidth) - box.x2 = backWidth + box.x1; - if (box.y2 - box.y1 > backHeight) - box.y2 = backHeight + box.y1; - - debug_printf("%s: box %d,%d-%d,%d\n", __FUNCTION__, - box.x1, box.y1, box.x2, box.y2); - - sbox.x1 = box.x1 - dPriv->x; - sbox.y1 = box.y1 - dPriv->y; - - ctx->st->pipe->surface_copy( ctx->st->pipe, - FALSE, - dest, - box.x1, box.y1, - src, - sbox.x1, sbox.y1, - box.x2 - box.x1, - box.y2 - box.y1 ); - } -} - -/** - * Display a colorbuffer surface in an X window. - * Used for SwapBuffers and flushing front buffer rendering. - * - * \param dPriv the window/drawable to display into - * \param surf the surface to display - * \param rect optional subrect of surface to display (may be NULL). - */ -static void -dri_display_surface(__DRIdrawablePrivate *dPriv, - struct pipe_surface *source, - const drm_clip_rect_t *rect) -{ - struct dri_drawable *drawable = dri_drawable(dPriv); - struct dri_screen *screen = dri_screen(dPriv->driScreenPriv); - struct dri_context *context = screen->dummy_context; - struct pipe_winsys *winsys = screen->winsys; - - if (!context) - return; - - if (drawable->last_swap_fence) { - winsys->fence_finish( winsys, - drawable->last_swap_fence, - 0 ); - - winsys->fence_reference( winsys, - &drawable->last_swap_fence, - NULL ); - } - - drawable->last_swap_fence = drawable->first_swap_fence; - drawable->first_swap_fence = NULL; - - /* Call lock_hardware to update dPriv cliprects. - */ - dri_lock_hardware(context, drawable); - { - if (dPriv->numClipRects) { - blit_swapbuffers( context, dPriv, source, rect ); - } - } - dri_unlock_hardware(context); - - if (drawble->stamp != drawable->dPriv->lastStamp) { - dri_update_window_size( dpriv ); - } -} - - - -/** - * This will be called a drawable is known to have moved/resized. - */ -void -dri_update_window_size(__DRIdrawablePrivate *dPriv) -{ - struct dri_drawable *drawable = dri_drawable(dPriv); - st_resize_framebuffer(drawable->stfb, dPriv->w, dPriv->h); - drawable->stamp = dPriv->lastStamp; -} - - - -void -dri_swap_buffers(__DRIdrawablePrivate * dPriv) -{ - struct dri_drawable *drawable = dri_drawable(dPriv); - struct pipe_surface *back_surf; - - assert(drawable); - assert(drawable->stfb); - - back_surf = st_get_framebuffer_surface(drawable->stfb, - ST_SURFACE_BACK_LEFT); - if (back_surf) { - st_notify_swapbuffers(drawable->stfb); - dri_display_surface(dPriv, back_surf, NULL); - st_notify_swapbuffers_complete(drawable->stfb); - } -} - - -/** - * Called via glXCopySubBufferMESA() to copy a subrect of the back - * buffer to the front buffer/screen. - */ -void -dri_copy_sub_buffer(__DRIdrawablePrivate * dPriv, int x, int y, int w, int h) -{ - struct dri_drawable *drawable = dri_drawable(dPriv); - struct pipe_surface *back_surf; - - assert(drawable); - assert(drawable->stfb); - - back_surf = st_get_framebuffer_surface(drawable->stfb, - ST_SURFACE_BACK_LEFT); - if (back_surf) { - drm_clip_rect_t rect; - rect.x1 = x; - rect.y1 = y; - rect.x2 = w; - rect.y2 = h; - - st_notify_swapbuffers(drawable->stfb); - dri_display_surface(dPriv, back_surf, &rect); - } -} - - - -/* - * The state tracker keeps track of whether the fake frontbuffer has - * been touched by any rendering since the last time we copied its - * contents to the real frontbuffer. Our task is easy: - */ -static void -dri_flush_frontbuffer( struct pipe_winsys *winsys, - struct pipe_surface *surf, - void *context_private) -{ - struct dri_context *dri = (struct dri_context *) context_private; - __DRIdrawablePrivate *dPriv = dri->driDrawable; - - dri_display_surface(dPriv, surf, NULL); -} - - - -/* Need to create a surface which wraps the front surface to support - * client-side swapbuffers. - */ -static void -dri_create_front_surface(struct dri_screen *screen, - struct pipe_winsys *winsys, - unsigned handle) -{ - struct pipe_screen *pipe_screen = screen->pipe_screen; - struct pipe_texture *texture; - struct pipe_texture templat; - struct pipe_surface *surface; - struct pipe_buffer *buffer; - unsigned pitch; - - assert(screen->front.cpp == 4); - -// buffer = dri_buffer_from_handle(screen->winsys, -// "front", handle); - - if (!buffer) - return; - - screen->front.buffer = dri_bo(buffer); - - memset(&templat, 0, sizeof(templat)); - templat.tex_usage |= PIPE_TEXTURE_USAGE_DISPLAY_TARGET; - templat.target = PIPE_TEXTURE_2D; - templat.last_level = 0; - templat.depth[0] = 1; - templat.format = PIPE_FORMAT_A8R8G8B8_UNORM; - templat.width[0] = screen->front.width; - templat.height[0] = screen->front.height; - pf_get_block(templat.format, &templat.block); - pitch = screen->front.pitch; - - texture = pipe_screen->texture_blanket(pipe_screen, - &templat, - &pitch, - buffer); - - /* Unref the buffer we don't need it anyways */ - pipe_buffer_reference(screen, &buffer, NULL); - - surface = pipe_screen->get_tex_surface(pipe_screen, - texture, - 0, - 0, - 0, - PIPE_BUFFER_USAGE_GPU_WRITE); - - screen->front.texture = texture; - screen->front.surface = surface; -} - -/** - * This is called when we need to set up GL rendering to a new X window. - */ -static boolean -dri_create_buffer(__DRIscreenPrivate *sPriv, - __DRIdrawablePrivate *dPriv, - const __GLcontextModes *visual, - boolean isPixmap) -{ - enum pipe_format colorFormat, depthFormat, stencilFormat; - struct dri_drawable *drawable; - - if (isPixmap) - goto fail; /* not implemented */ - - drawable = CALLOC_STRUCT(dri_drawable); - if (drawable == NULL) - goto fail; - - /* XXX: todo: use the pipe_screen queries to figure out which - * render targets are supportable. - */ - if (visual->redBits == 5) - colorFormat = PIPE_FORMAT_R5G6B5_UNORM; - else - colorFormat = PIPE_FORMAT_A8R8G8B8_UNORM; - - if (visual->depthBits == 16) - depthFormat = PIPE_FORMAT_Z16_UNORM; - else if (visual->depthBits == 24) { - if (visual->stencilBits == 8) - depthFormat = PIPE_FORMAT_S8Z24_UNORM; - else - depthFormat = PIPE_FORMAT_X8Z24_UNORM; - } - - drawable->stfb = st_create_framebuffer(visual, - colorFormat, - depthFormat, - dPriv->w, - dPriv->h, - (void*) drawable); - if (drawable->stfb == NULL) - goto fail; - - dPriv->driverPrivate = (void *) drawable; - return GL_TRUE; - -fail: - FREE(drawable); - return GL_FALSE; -} - -static void -dri_destroy_buffer(__DRIdrawablePrivate *dPriv) -{ - struct dri_drawable *drawable = dri_drawable(dPriv); - - /* No particular need to wait on fences before dereferencing them: - */ - winsys->fence_reference( winsys, &ctx->last_swap_fence, NULL ); - winsys->fence_reference( winsys, &ctx->first_swap_fence, NULL ); - - st_unreference_framebuffer(drawable->stfb); - - FREE(drawable); -} - |