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/**************************************************************************
*
* Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
* 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 "intel_device.h"
#include "intel_context.h"
#include "intel_batchbuffer.h"
#include "intel_reg.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"
#include "intel_egl.h"
static void
intel_display_surface(struct egl_drm_drawable *draw,
struct pipe_surface *surf);
void intel_swap_buffers(struct egl_drm_drawable *draw)
{
struct intel_framebuffer *intel_fb = (struct intel_framebuffer *)draw->priv;
struct pipe_surface *back_surf;
assert(intel_fb);
assert(intel_fb->stfb);
back_surf = st_get_framebuffer_surface(intel_fb->stfb, ST_SURFACE_BACK_LEFT);
if (back_surf) {
st_notify_swapbuffers(intel_fb->stfb);
if (intel_fb->front)
intel_display_surface(draw, back_surf);
st_notify_swapbuffers_complete(intel_fb->stfb);
}
}
static void
intel_display_surface(struct egl_drm_drawable *draw,
struct pipe_surface *surf)
{
struct intel_context *intel = NULL;
struct intel_framebuffer *intel_fb = (struct intel_framebuffer *)draw->priv;
struct _DriFenceObject *fence;
//const int srcWidth = surf->width;
//const int srcHeight = surf->height;
intel = intel_fb->screen->dummy;
if (!intel) {
printf("No dummy context\n");
return;
}
const int dstWidth = intel_fb->front->width;
const int dstHeight = intel_fb->front->height;
const int dstPitch = intel_fb->front->pitch / 4;//draw->front.cpp;
const int cpp = 4;//intel_fb->front->cpp;
const int srcPitch = surf->stride / cpp;
int BR13, CMD;
//int i;
BR13 = (dstPitch * cpp) | (0xCC << 16) | (1 << 24) | (1 << 25);
CMD = (XY_SRC_COPY_BLT_CMD | XY_SRC_COPY_BLT_WRITE_ALPHA |
XY_SRC_COPY_BLT_WRITE_RGB);
BEGIN_BATCH(8, 2);
OUT_BATCH(CMD);
OUT_BATCH(BR13);
OUT_BATCH((0 << 16) | 0);
OUT_BATCH((dstHeight << 16) | dstWidth);
OUT_RELOC(intel_fb->front_buffer,
DRM_BO_FLAG_MEM_TT | DRM_BO_FLAG_WRITE,
DRM_BO_MASK_MEM | DRM_BO_FLAG_WRITE, 0);
OUT_BATCH((0 << 16) | 0);
OUT_BATCH((srcPitch * cpp) & 0xffff);
OUT_RELOC(dri_bo(surf->buffer),
DRM_BO_FLAG_MEM_TT | DRM_BO_FLAG_READ,
DRM_BO_MASK_MEM | DRM_BO_FLAG_READ, 0);
fence = intel_be_batchbuffer_flush(intel->base.batch);
driFenceUnReference(&fence);
intel_be_batchbuffer_finish(intel->base.batch);
}
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