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/**************************************************************************
*
* Copyright 2009 Ben Skeggs
* Copyright 2009 Younes Manton
* Copyright 2010 Luca Barbieri
* 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 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 THE COPYRIGHT HOLDERS, AUTHORS
* 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.
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*
**************************************************************************/
/* this code has no Mesa or Gallium dependency and can be reused in the classic Mesa driver or DDX */
#ifndef __NV04_2D_H__
#define __NV04_2D_H__
struct nv04_2d_context;
struct nouveau_channel;
struct nouveau_bo;
// NOTE: all functions taking this as a parameter will CLOBBER it (except for ->bo)
struct nv04_region {
struct nouveau_bo* bo;
int offset;
unsigned pitch; // 0 -> swizzled
unsigned bpps; // bpp shift (0, 1, 2; 3, 4 for fp/compressed)
unsigned x, y, z;
unsigned w, h, d;
};
void
nv04_memcpy(struct nv04_2d_context *ctx,
struct nouveau_bo* dstbo, int dstoff,
struct nouveau_bo* srcbo, int srcoff,
unsigned size);
unsigned
nv04_region_begin(struct nv04_region* rgn, unsigned w, unsigned h);
unsigned
nv04_region_end(struct nv04_region* rgn, unsigned w, unsigned h);
void
nv04_2d_context_takedown(struct nv04_2d_context *pctx);
struct nv04_2d_context *
nv04_2d_context_init(struct nouveau_channel* chan);
void
nv04_region_copy_cpu(struct nv04_region* dst, struct nv04_region* src, int w, int h);
void
nv04_region_fill_cpu(struct nv04_region* dst, int w, int h, unsigned value);
int
nv04_region_copy_2d(struct nv04_2d_context *ctx,
struct nv04_region* dst, struct nv04_region* src,
int w, int h,
int cs2d_format, int sifm_format,
int dst_to_gpu, int src_on_gpu);
int
nv04_region_fill_2d(struct nv04_2d_context *ctx,
struct nv04_region *dst,
int w, int h,
unsigned value);
#endif
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