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/*
* Copyright (C) 2009-2010 Francisco Jerez.
* 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, sublicense, 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 above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial
* portions of the Software.
*
* 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 NONINFRINGEMENT.
* IN NO EVENT SHALL THE COPYRIGHT OWNER(S) 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.
*
*/
#ifndef __NOUVEAU_RENDER_H__
#define __NOUVEAU_RENDER_H__
#include "vbo/vbo_context.h"
struct nouveau_array_state;
typedef void (*dispatch_t)(GLcontext *, unsigned int, int, unsigned int);
typedef unsigned (*extract_u_t)(struct nouveau_array_state *, int, int);
typedef float (*extract_f_t)(struct nouveau_array_state *, int, int);
struct nouveau_attr_info {
int vbo_index;
int imm_method;
int imm_fields;
void (*emit)(GLcontext *, struct nouveau_array_state *, const void *);
};
struct nouveau_array_state {
int attr;
int stride, fields, type;
struct nouveau_bo *bo;
unsigned offset;
const void *buf;
extract_u_t extract_u;
extract_f_t extract_f;
};
#define RENDER_SCRATCH_COUNT 32
#define RENDER_SCRATCH_SIZE 64*1024
struct nouveau_scratch_state {
struct nouveau_bo *bo[RENDER_SCRATCH_COUNT];
int index;
int offset;
void *buf;
};
struct nouveau_swtnl_state {
struct nouveau_bo *vbo;
void *buf;
unsigned vertex_count;
GLenum primitive;
};
struct nouveau_render_state {
enum {
VBO,
IMM
} mode;
struct nouveau_array_state ib;
struct nouveau_array_state attrs[VERT_ATTRIB_MAX];
/* Maps a HW VBO index or IMM emission order to an index in
* the attrs array above (or -1 if unused). */
int map[VERT_ATTRIB_MAX];
int attr_count;
int vertex_size;
struct nouveau_scratch_state scratch;
struct nouveau_swtnl_state swtnl;
};
#define to_render_state(ctx) (&to_nouveau_context(ctx)->render)
#endif
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