src/gallium/drivers/radeonsi/r600_resource.h

   1 /*
   2  * Copyright 2010 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 #ifndef R600_RESOURCE_H
  24 #define R600_RESOURCE_H
  25
  26 #include "util/u_transfer.h"
  27
  28 /* flag to indicate a resource is to be used as a transfer so should not be tiled */
  29 #define R600_RESOURCE_FLAG_TRANSFER             PIPE_RESOURCE_FLAG_DRV_PRIV
  30 #define R600_RESOURCE_FLAG_FLUSHED_DEPTH        (PIPE_RESOURCE_FLAG_DRV_PRIV << 1)
  31
  32 /* Texture transfer. */
  33 struct r600_transfer {
  34         /* Base class. */
  35         struct pipe_transfer            transfer;
  36         /* Buffer transfer. */
  37         struct pipe_transfer            *buffer_transfer;
  38         unsigned                        offset;
  39         struct pipe_resource            *staging_texture;
  40 };
  41
  42 struct r600_resource_texture {
  43         struct si_resource              resource;
  44
  45         /* If this resource is a depth-stencil buffer on evergreen, this contains
  46          * the depth part of the format. There is a separate stencil resource
  47          * for the stencil buffer below. */
  48         enum pipe_format                real_format;
  49
  50         unsigned                        pitch_override;
  51         unsigned                        depth;
  52         unsigned                        dirty_db;
  53         struct r600_resource_texture    *flushed_depth_texture;
  54         boolean                         is_flushing_texture;
  55         struct radeon_surface           surface;
  56 };
  57
  58 struct r600_surface {
  59         struct pipe_surface             base;
  60 };
  61
  62 void r600_init_screen_resource_functions(struct pipe_screen *screen);
  63
  64 /* r600_texture */
  65 struct pipe_resource *si_texture_create(struct pipe_screen *screen,
  66                                         const struct pipe_resource *templ);
  67 struct pipe_resource *si_texture_from_handle(struct pipe_screen *screen,
  68                                              const struct pipe_resource *base,
  69                                              struct winsys_handle *whandle);
  70
  71 int r600_texture_depth_flush(struct pipe_context *ctx, struct pipe_resource *texture, boolean just_create);
  72
  73
  74 struct r600_context;
  75
  76 void r600_upload_const_buffer(struct r600_context *rctx, struct si_resource **rbuffer,
  77                               const uint8_t *ptr, unsigned size,
  78                               uint32_t *const_offset);
  79
  80 #endif