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/*
* Copyright (C) 2009 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_CONTEXT_H__
#define __NOUVEAU_CONTEXT_H__
#include "nouveau_screen.h"
#include "nouveau_state.h"
#include "nouveau_scratch.h"
#include "nouveau_render.h"
#include "main/bitset.h"
enum nouveau_fallback {
HWTNL = 0,
SWTNL,
SWRAST,
};
#define BUFCTX_FB 0
#define BUFCTX_VTX 1
#define BUFCTX_TEX(i) (2 + (i))
struct nouveau_hw_state {
struct nouveau_object *chan;
struct nouveau_client *client;
struct nouveau_pushbuf *pushbuf;
struct nouveau_bufctx *bufctx;
struct nouveau_object *null;
struct nouveau_object *ntfy;
struct nouveau_object *eng3d;
struct nouveau_object *eng3dm;
struct nouveau_object *surf3d;
struct nouveau_object *m2mf;
struct nouveau_object *surf2d;
struct nouveau_object *rop;
struct nouveau_object *patt;
struct nouveau_object *rect;
struct nouveau_object *swzsurf;
struct nouveau_object *sifm;
};
struct nouveau_context {
struct gl_context base;
__DRIcontext *dri_context;
struct nouveau_screen *screen;
BITSET_DECLARE(dirty, MAX_NOUVEAU_STATE);
enum nouveau_fallback fallback;
struct nouveau_bo *fence;
struct nouveau_hw_state hw;
struct nouveau_render_state render;
struct nouveau_scratch_state scratch;
struct {
GLboolean clear_blocked;
int clear_seq;
} hierz;
};
#define to_nouveau_context(ctx) ((struct nouveau_context *)(ctx))
#define context_dev(ctx) \
(to_nouveau_context(ctx)->screen->device)
#define context_chipset(ctx) \
(context_dev(ctx)->chipset)
#define context_chan(ctx) \
(to_nouveau_context(ctx)->hw.chan)
#define context_client(ctx) \
(to_nouveau_context(ctx)->hw.client)
#define context_push(ctx) \
(to_nouveau_context(ctx)->hw.pushbuf)
#define context_eng3d(ctx) \
(to_nouveau_context(ctx)->hw.eng3d)
#define context_drv(ctx) \
(to_nouveau_context(ctx)->screen->driver)
#define context_dirty(ctx, s) \
BITSET_SET(to_nouveau_context(ctx)->dirty, NOUVEAU_STATE_##s)
#define context_dirty_i(ctx, s, i) \
BITSET_SET(to_nouveau_context(ctx)->dirty, NOUVEAU_STATE_##s##0 + i)
#define context_emit(ctx, s) \
context_drv(ctx)->emit[NOUVEAU_STATE_##s](ctx, NOUVEAU_STATE_##s)
GLboolean
nouveau_context_create(gl_api api,
const struct gl_config *visual, __DRIcontext *dri_ctx,
unsigned major_version, unsigned minor_version,
uint32_t flags, unsigned *error, void *share_ctx);
GLboolean
nouveau_context_init(struct gl_context *ctx, struct nouveau_screen *screen,
const struct gl_config *visual, struct gl_context *share_ctx);
void
nouveau_context_deinit(struct gl_context *ctx);
void
nouveau_context_destroy(__DRIcontext *dri_ctx);
void
nouveau_update_renderbuffers(__DRIcontext *dri_ctx, __DRIdrawable *draw);
GLboolean
nouveau_context_make_current(__DRIcontext *dri_ctx, __DRIdrawable *ddraw,
__DRIdrawable *rdraw);
GLboolean
nouveau_context_unbind(__DRIcontext *dri_ctx);
void
nouveau_fallback(struct gl_context *ctx, enum nouveau_fallback mode);
void
nouveau_validate_framebuffer(struct gl_context *ctx);
#endif
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