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/**************************************************************************
*
* Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas.
* 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 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 NON-INFRINGEMENT.
* IN NO EVENT SHALL TUNGSTEN GRAPHICS 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 I915_CONTEXT_H
#define I915_CONTEXT_H
#include "pipe/p_context.h"
#include "pipe/p_state.h"
struct i915_context
{
struct pipe_context pipe;
struct i915_winsys *winsys;
struct draw_context *draw;
/* The most recent drawing state as set by the driver:
*/
struct pipe_alpha_test_state alpha_test;
struct pipe_blend_state blend;
struct pipe_blend_color blend_color;
struct pipe_clear_color_state clear_color;
struct pipe_clip_state clip;
struct pipe_depth_state depth_test;
struct pipe_framebuffer_state framebuffer;
struct pipe_fs_state fs;
struct pipe_poly_stipple poly_stipple;
struct pipe_scissor_state scissor;
struct pipe_sampler_state sampler[PIPE_MAX_SAMPLERS];
struct pipe_setup_state setup;
struct pipe_stencil_state stencil;
struct pipe_texture_object *texture[PIPE_MAX_SAMPLERS];
struct pipe_viewport_state viewport;
GLuint dirty;
struct pipe_scissor_state cliprect;
};
#define I915_NEW_VIEWPORT 0x1
#define I915_NEW_SETUP 0x2
#define I915_NEW_FS 0x4
#define I915_NEW_BLEND 0x8
#define I915_NEW_CLIP 0x10
#define I915_NEW_SCISSOR 0x20
#define I915_NEW_STIPPLE 0x40
#define I915_NEW_FRAMEBUFFER 0x80
#define I915_NEW_ALPHA_TEST 0x100
#define I915_NEW_DEPTH_TEST 0x200
#define I915_NEW_SAMPLER 0x400
#define I915_NEW_TEXTURE 0x800
#define I915_NEW_STENCIL 0x1000
/***********************************************************************
* i915_prim_emit.c:
*/
struct draw_stage *i915_draw_render_stage( struct i915_context *i915 );
/***********************************************************************
* i915_state_emit.c:
*/
void i915_emit_hardware_state(struct i915_context *i915 );
unsigned *i915_passthrough_program( unsigned *dwords );
/***********************************************************************
* i915_clear.c:
*/
void i915_clear(struct pipe_context *pipe, struct pipe_surface *ps,
GLuint clearValue);
/***********************************************************************
* i915_buffer.c:
*/
void i915_init_buffer_functions( struct i915_context *i915 );
void i915_init_region_functions( struct i915_context *i915 );
void i915_init_surface_functions( struct i915_context *i915 );
void i915_init_state_functions( struct i915_context *i915 );
/***********************************************************************
* Inline conversion functions. These are better-typed than the
* macros used previously:
*/
static INLINE struct i915_context *
i915_context( struct pipe_context *pipe )
{
return (struct i915_context *)pipe;
}
#endif
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