src/gallium/drivers/r600/r600_blit.c

   1 /*
   2  * Copyright 2009 Marek Olšák <maraeo@gmail.com>
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * on the rights to use, copy, modify, merge, publish, distribute, sub
   8  * license, and/or sell copies of the Software, and to permit persons to whom
   9  * the Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice (including the next
  12  * paragraph) shall be included in all copies or substantial portions of the
  13  * Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
  18  * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
  19  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
  20  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
  21  * USE OR OTHER DEALINGS IN THE SOFTWARE.
  22  *
  23  * Authors:
  24  *      Jerome Glisse
  25  *      Marek Olšák
  26  */
  27 #include <pipe/p_screen.h>
  28 #include <util/u_blitter.h>
  29 #include <util/u_inlines.h>
  30 #include <util/u_memory.h>
  31 #include "r600_screen.h"
  32 #include "r600_texture.h"
  33 #include "r600_context.h"
  34
  35 static void r600_blitter_save_states(struct pipe_context *ctx)
  36 {
  37         struct r600_context *rctx = (struct r600_context*)ctx;
  38
  39         util_blitter_save_blend(rctx->blitter,
  40                                         rctx->draw->state[R600_BLEND]);
  41         util_blitter_save_depth_stencil_alpha(rctx->blitter,
  42                                         rctx->draw->state[R600_DSA]);
  43         util_blitter_save_stencil_ref(rctx->blitter, &rctx->stencil_ref);
  44         util_blitter_save_rasterizer(rctx->blitter,
  45                                         rctx->draw->state[R600_RASTERIZER]);
  46         util_blitter_save_fragment_shader(rctx->blitter,
  47                                         rctx->ps_shader);
  48         util_blitter_save_vertex_shader(rctx->blitter,
  49                                         rctx->vs_shader);
  50         util_blitter_save_vertex_elements(rctx->blitter,
  51                                         rctx->vertex_elements);
  52         util_blitter_save_viewport(rctx->blitter,
  53                                         &rctx->viewport);
  54 }
  55
  56 void r600_clear(struct pipe_context *ctx, unsigned buffers,
  57                 const float *rgba, double depth, unsigned stencil)
  58 {
  59         struct r600_context *rctx = (struct r600_context*)ctx;
  60         struct pipe_framebuffer_state *fb = &rctx->fb_state;
  61
  62         r600_blitter_save_states(ctx);
  63         util_blitter_clear(rctx->blitter, fb->width, fb->height,
  64                                 fb->nr_cbufs, buffers, rgba, depth,
  65                                 stencil);
  66 }
  67
  68 void r600_surface_copy(struct pipe_context *ctx,
  69                         struct pipe_surface *dst,
  70                         unsigned dstx, unsigned dsty,
  71                         struct pipe_surface *src,
  72                         unsigned srcx, unsigned srcy,
  73                         unsigned width, unsigned height)
  74 {
  75 }
  76
  77 void r600_surface_fill(struct pipe_context *ctx,
  78                         struct pipe_surface *dst,
  79                         unsigned dstx, unsigned dsty,
  80                         unsigned width, unsigned height,
  81                         unsigned value)
  82 {
  83 }