| /* |
| * Copyright 2003 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, 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 (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 NONINFRINGEMENT. |
| * 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. |
| */ |
| |
| #include "brw_context.h" |
| #include "intel_buffers.h" |
| #include "intel_fbo.h" |
| #include "intel_mipmap_tree.h" |
| |
| #include "main/fbobject.h" |
| #include "main/framebuffer.h" |
| #include "main/renderbuffer.h" |
| |
| static void |
| intelDrawBuffer(struct gl_context * ctx, GLenum mode) |
| { |
| if (_mesa_is_front_buffer_drawing(ctx->DrawBuffer)) { |
| struct brw_context *const brw = brw_context(ctx); |
| |
| /* If we might be front-buffer rendering on this buffer for the first |
| * time, invalidate our DRI drawable so we'll ask for new buffers |
| * (including the fake front) before we start rendering again. |
| */ |
| dri2InvalidateDrawable(brw->driContext->driDrawablePriv); |
| intel_prepare_render(brw); |
| } |
| } |
| |
| |
| static void |
| intelReadBuffer(struct gl_context * ctx, GLenum mode) |
| { |
| if (_mesa_is_front_buffer_reading(ctx->ReadBuffer)) { |
| struct brw_context *const brw = brw_context(ctx); |
| |
| /* If we might be front-buffer reading on this buffer for the first |
| * time, invalidate our DRI drawable so we'll ask for new buffers |
| * (including the fake front) before we start reading again. |
| */ |
| dri2InvalidateDrawable(brw->driContext->driReadablePriv); |
| intel_prepare_render(brw); |
| } |
| } |
| |
| |
| void |
| intelInitBufferFuncs(struct dd_function_table *functions) |
| { |
| functions->DrawBuffer = intelDrawBuffer; |
| functions->ReadBuffer = intelReadBuffer; |
| } |