src/gallium/drivers/r600/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 "r600.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
  31 struct r600_transfer {
  32         struct pipe_transfer            transfer;
  33         struct r600_resource            *staging;
  34         unsigned                        offset;
  35 };
  36
  37 struct r600_resource_texture {
  38         struct r600_resource            resource;
  39
  40         /* If this resource is a depth-stencil buffer on evergreen, this contains
  41          * the depth part of the format. There is a separate stencil resource
  42          * for the stencil buffer below. */
  43         enum pipe_format                real_format;
  44
  45         unsigned                        offset[PIPE_MAX_TEXTURE_LEVELS];
  46         unsigned                        pitch_in_bytes[PIPE_MAX_TEXTURE_LEVELS];  /* transfer */
  47         unsigned                        pitch_in_blocks[PIPE_MAX_TEXTURE_LEVELS]; /* texture resource */
  48         unsigned                        layer_size[PIPE_MAX_TEXTURE_LEVELS];
  49         unsigned                        array_mode[PIPE_MAX_TEXTURE_LEVELS];
  50         unsigned                        pitch_override;
  51         unsigned                        size;
  52         unsigned                        tile_type;
  53         bool                            is_depth;
  54         unsigned                        dirty_db;
  55         struct r600_resource_texture    *stencil; /* Stencil is in a separate buffer on Evergreen. */
  56         struct r600_resource_texture    *flushed_depth_texture;
  57         boolean                         is_flushing_texture;
  58         struct radeon_surface           surface;
  59 };
  60
  61 #define R600_TEX_IS_TILED(tex, level) ((tex)->array_mode[level] != V_038000_ARRAY_LINEAR_GENERAL && (tex)->array_mode[level] != V_038000_ARRAY_LINEAR_ALIGNED)
  62
  63 struct r600_surface {
  64         struct pipe_surface             base;
  65         unsigned                        aligned_height;
  66 };
  67
  68 void r600_init_screen_resource_functions(struct pipe_screen *screen);
  69
  70 /* r600_texture */
  71 struct pipe_resource *r600_texture_create(struct pipe_screen *screen,
  72                                         const struct pipe_resource *templ);
  73 struct pipe_resource *r600_texture_from_handle(struct pipe_screen *screen,
  74                                                 const struct pipe_resource *base,
  75                                                 struct winsys_handle *whandle);
  76
  77 static INLINE struct r600_resource *r600_resource(struct pipe_resource *r)
  78 {
  79         return (struct r600_resource*)r;
  80 }
  81
  82 int r600_texture_depth_flush(struct pipe_context *ctx, struct pipe_resource *texture, boolean just_create);
  83
  84 /* r600_texture.c texture transfer functions. */
  85 struct pipe_transfer* r600_texture_get_transfer(struct pipe_context *ctx,
  86                                                 struct pipe_resource *texture,
  87                                                 unsigned level,
  88                                                 unsigned usage,
  89                                                 const struct pipe_box *box);
  90 void r600_texture_transfer_destroy(struct pipe_context *ctx,
  91                                    struct pipe_transfer *trans);
  92 void* r600_texture_transfer_map(struct pipe_context *ctx,
  93                                 struct pipe_transfer* transfer);
  94 void r600_texture_transfer_unmap(struct pipe_context *ctx,
  95                                  struct pipe_transfer* transfer);
  96
  97 struct r600_context;
  98
  99 void r600_upload_const_buffer(struct r600_context *rctx, struct r600_resource **rbuffer, uint32_t *offset);
 100
 101 uint64_t r600_resource_va(struct pipe_screen *screen, struct pipe_resource *resource);
 102
 103 #endif