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 "util/u_surface.h"
  32 #include "r600_screen.h"
  33 #include "r600_context.h"
  34
  35 static void r600_blitter_save_states(struct pipe_context *ctx)
  36 {
  37         struct r600_context *rctx = r600_context(ctx);
  38
  39         util_blitter_save_blend(rctx->blitter, rctx->blend);
  40         util_blitter_save_depth_stencil_alpha(rctx->blitter, rctx->dsa);
  41         if (rctx->stencil_ref) {
  42                 util_blitter_save_stencil_ref(rctx->blitter,
  43                                         &rctx->stencil_ref->state.stencil_ref);
  44         }
  45         util_blitter_save_rasterizer(rctx->blitter, rctx->rasterizer);
  46         util_blitter_save_fragment_shader(rctx->blitter, rctx->ps_shader);
  47         util_blitter_save_vertex_shader(rctx->blitter, rctx->vs_shader);
  48         util_blitter_save_vertex_elements(rctx->blitter, rctx->vertex_elements);
  49         if (rctx->viewport) {
  50                 util_blitter_save_viewport(rctx->blitter, &rctx->viewport->state.viewport);
  51         }
  52         if (rctx->clip) {
  53                 util_blitter_save_clip(rctx->blitter, &rctx->clip->state.clip);
  54         }
  55         util_blitter_save_vertex_buffers(rctx->blitter, rctx->nvertex_buffer,
  56                                         rctx->vertex_buffer);
  57
  58         /* remove ptr so they don't get deleted */
  59         rctx->blend = NULL;
  60         rctx->clip = NULL;
  61         rctx->vs_shader = NULL;
  62         rctx->ps_shader = NULL;
  63         rctx->rasterizer = NULL;
  64         rctx->dsa = NULL;
  65         rctx->vertex_elements = NULL;
  66
  67         /* suspend queries */
  68         r600_queries_suspend(ctx);
  69 }
  70
  71 static void r600_clear(struct pipe_context *ctx, unsigned buffers,
  72                         const float *rgba, double depth, unsigned stencil)
  73 {
  74         struct r600_context *rctx = r600_context(ctx);
  75         struct pipe_framebuffer_state *fb = &rctx->framebuffer->state.framebuffer;
  76
  77         r600_blitter_save_states(ctx);
  78         util_blitter_clear(rctx->blitter, fb->width, fb->height,
  79                                 fb->nr_cbufs, buffers, rgba, depth,
  80                                 stencil);
  81         /* resume queries */
  82         r600_queries_resume(ctx);
  83 }
  84
  85 static void r600_clear_render_target(struct pipe_context *ctx,
  86                                      struct pipe_surface *dst,
  87                                      const float *rgba,
  88                                      unsigned dstx, unsigned dsty,
  89                                      unsigned width, unsigned height)
  90 {
  91         struct r600_context *rctx = r600_context(ctx);
  92         struct pipe_framebuffer_state *fb = &rctx->framebuffer->state.framebuffer;
  93
  94         r600_blitter_save_states(ctx);
  95         util_blitter_save_framebuffer(rctx->blitter, fb);
  96
  97         util_blitter_clear_render_target(rctx->blitter, dst, rgba,
  98                                          dstx, dsty, width, height);
  99         /* resume queries */
 100         r600_queries_resume(ctx);
 101 }
 102
 103 static void r600_clear_depth_stencil(struct pipe_context *ctx,
 104                                      struct pipe_surface *dst,
 105                                      unsigned clear_flags,
 106                                      double depth,
 107                                      unsigned stencil,
 108                                      unsigned dstx, unsigned dsty,
 109                                      unsigned width, unsigned height)
 110 {
 111         struct r600_context *rctx = r600_context(ctx);
 112         struct pipe_framebuffer_state *fb = &rctx->framebuffer->state.framebuffer;
 113
 114         r600_blitter_save_states(ctx);
 115         util_blitter_save_framebuffer(rctx->blitter, fb);
 116
 117         util_blitter_clear_depth_stencil(rctx->blitter, dst, clear_flags, depth, stencil,
 118                                          dstx, dsty, width, height);
 119         /* resume queries */
 120         r600_queries_resume(ctx);
 121 }
 122
 123
 124 static void r600_resource_copy_region(struct pipe_context *ctx,
 125                                       struct pipe_resource *dst,
 126                                       struct pipe_subresource subdst,
 127                                       unsigned dstx, unsigned dsty, unsigned dstz,
 128                                       struct pipe_resource *src,
 129                                       struct pipe_subresource subsrc,
 130                                       unsigned srcx, unsigned srcy, unsigned srcz,
 131                                       unsigned width, unsigned height)
 132 {
 133         struct r600_context *rctx = r600_context(ctx);
 134         struct pipe_framebuffer_state *fb = &rctx->framebuffer->state.framebuffer;
 135         struct pipe_sampler_state *samplers[PIPE_MAX_ATTRIBS];
 136         struct pipe_sampler_view_state *sampler_views[PIPE_MAX_ATTRIBS];
 137         unsigned i;
 138
 139         for (i = 0; i < rctx->ps_nsampler_view; i++) {
 140                 sampler_views[i] = &rctx->ps_sampler_view[i]->state.sampler_view;
 141         }
 142         for (i = 0; i < rctx->ps_nsampler; i++) {
 143                 samplers[i] = &rctx->ps_sampler[i]->state.sampler;
 144         }
 145         r600_blitter_save_states(ctx);
 146         util_blitter_save_framebuffer(rctx->blitter, fb);
 147         util_blitter_save_fragment_sampler_states(rctx->blitter, rctx->ps_nsampler, samplers);
 148         util_blitter_save_fragment_sampler_views(rctx->blitter, rctx->ps_nsampler_view, sampler_views);
 149
 150         util_blitter_copy_region(rctx->blitter, dst, subdst, dstx, dsty, dstz,
 151                         src, subsrc, srcx, srcy, srcz, width, height,
 152                         TRUE);
 153         /* resume queries */
 154         r600_queries_resume(ctx);
 155 }
 156
 157 void r600_init_blit_functions(struct r600_context *rctx)
 158 {
 159         rctx->context.clear = r600_clear;
 160         rctx->context.clear_render_target = r600_clear_render_target;
 161         rctx->context.clear_depth_stencil = r600_clear_depth_stencil;
 162         rctx->context.resource_copy_region = r600_resource_copy_region;
 163 }