| /************************************************************************** |
| * |
| * Copyright 2007 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 VMWARE 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. |
| * |
| **************************************************************************/ |
| |
| /* |
| * Authors: |
| * Keith Whitwell <keithw@vmware.com> |
| * Brian Paul |
| */ |
| |
| #include "main/glheader.h" |
| #include "main/macros.h" |
| #include "main/context.h" |
| #include "st_context.h" |
| #include "st_cb_bitmap.h" |
| #include "st_cb_flush.h" |
| #include "st_cb_clear.h" |
| #include "st_cb_fbo.h" |
| #include "st_manager.h" |
| #include "pipe/p_context.h" |
| #include "pipe/p_defines.h" |
| #include "pipe/p_screen.h" |
| #include "util/u_gen_mipmap.h" |
| |
| |
| void st_flush(struct st_context *st, |
| struct pipe_fence_handle **fence, |
| unsigned flags) |
| { |
| st_flush_bitmap_cache(st); |
| |
| st->pipe->flush(st->pipe, fence, flags); |
| } |
| |
| |
| /** |
| * Flush, and wait for completion. |
| */ |
| void st_finish( struct st_context *st ) |
| { |
| struct pipe_fence_handle *fence = NULL; |
| |
| st_flush(st, &fence, 0); |
| |
| if(fence) { |
| st->pipe->screen->fence_finish(st->pipe->screen, NULL, fence, |
| PIPE_TIMEOUT_INFINITE); |
| st->pipe->screen->fence_reference(st->pipe->screen, &fence, NULL); |
| } |
| |
| st_manager_flush_swapbuffers(); |
| } |
| |
| |
| |
| /** |
| * Called via ctx->Driver.Flush() |
| */ |
| static void st_glFlush(struct gl_context *ctx) |
| { |
| struct st_context *st = st_context(ctx); |
| |
| /* Don't call st_finish() here. It is not the state tracker's |
| * responsibilty to inject sleeps in the hope of avoiding buffer |
| * synchronization issues. Calling finish() here will just hide |
| * problems that need to be fixed elsewhere. |
| */ |
| st_flush(st, NULL, 0); |
| |
| st_manager_flush_frontbuffer(st); |
| } |
| |
| |
| /** |
| * Called via ctx->Driver.Finish() |
| */ |
| static void st_glFinish(struct gl_context *ctx) |
| { |
| struct st_context *st = st_context(ctx); |
| |
| st_finish(st); |
| |
| st_manager_flush_frontbuffer(st); |
| } |
| |
| |
| static GLenum |
| gl_reset_status_from_pipe_reset_status(enum pipe_reset_status status) |
| { |
| switch (status) { |
| case PIPE_NO_RESET: |
| return GL_NO_ERROR; |
| case PIPE_GUILTY_CONTEXT_RESET: |
| return GL_GUILTY_CONTEXT_RESET_ARB; |
| case PIPE_INNOCENT_CONTEXT_RESET: |
| return GL_INNOCENT_CONTEXT_RESET_ARB; |
| case PIPE_UNKNOWN_CONTEXT_RESET: |
| return GL_UNKNOWN_CONTEXT_RESET_ARB; |
| default: |
| assert(0); |
| return GL_NO_ERROR; |
| } |
| } |
| |
| |
| /** |
| * Query information about GPU resets observed by this context |
| * |
| * Called via \c dd_function_table::GetGraphicsResetStatus. |
| */ |
| static GLenum |
| st_get_graphics_reset_status(struct gl_context *ctx) |
| { |
| struct st_context *st = st_context(ctx); |
| enum pipe_reset_status status; |
| |
| if (st->reset_status != PIPE_NO_RESET) { |
| status = st->reset_status; |
| st->reset_status = PIPE_NO_RESET; |
| } else { |
| status = st->pipe->get_device_reset_status(st->pipe); |
| } |
| |
| return gl_reset_status_from_pipe_reset_status(status); |
| } |
| |
| |
| static void |
| st_device_reset_callback(void *data, enum pipe_reset_status status) |
| { |
| struct st_context *st = data; |
| |
| assert(status != PIPE_NO_RESET); |
| |
| st->reset_status = status; |
| _mesa_set_context_lost_dispatch(st->ctx); |
| } |
| |
| |
| void |
| st_install_device_reset_callback(struct st_context *st) |
| { |
| if (st->pipe->set_device_reset_callback) { |
| struct pipe_device_reset_callback cb; |
| cb.reset = st_device_reset_callback; |
| cb.data = st; |
| st->pipe->set_device_reset_callback(st->pipe, &cb); |
| } |
| } |
| |
| |
| void st_init_flush_functions(struct pipe_screen *screen, |
| struct dd_function_table *functions) |
| { |
| functions->Flush = st_glFlush; |
| functions->Finish = st_glFinish; |
| |
| if (screen->get_param(screen, PIPE_CAP_DEVICE_RESET_STATUS_QUERY)) |
| functions->GetGraphicsResetStatus = st_get_graphics_reset_status; |
| } |