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/*
* Mesa 3-D graphics library
*
* Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
* Copyright 2008, 2010 George Sapountzis <gsapountzis@gmail.com>
*
* 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 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 AUTHORS OR COPYRIGHT HOLDERS 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 _SWRAST_PRIV_H
#define _SWRAST_PRIV_H
#include <GL/gl.h>
#include <GL/internal/dri_interface.h>
#include "main/mtypes.h"
#include "dri_util.h"
#include "swrast/s_context.h"
/**
* Debugging
*/
#define DEBUG_CORE 0
#define DEBUG_SPAN 0
#if DEBUG_CORE
#define TRACE printf("--> %s\n", __FUNCTION__)
#else
#define TRACE
#endif
#if DEBUG_SPAN
#define TRACE_SPAN printf("--> %s\n", __FUNCTION__)
#else
#define TRACE_SPAN
#endif
/**
* Data types
*/
struct dri_context
{
/* mesa, base class, must be first */
struct gl_context Base;
/* dri */
__DRIcontext *cPriv;
};
static INLINE struct dri_context *
dri_context(__DRIcontext * driContextPriv)
{
return (struct dri_context *)driContextPriv->driverPrivate;
}
static INLINE struct dri_context *
swrast_context(struct gl_context *ctx)
{
return (struct dri_context *) ctx;
}
struct dri_drawable
{
/* mesa, base class, must be first */
struct gl_framebuffer Base;
/* dri */
__DRIdrawable *dPriv;
/* scratch row for optimized front-buffer rendering */
char *row;
};
static INLINE struct dri_drawable *
dri_drawable(__DRIdrawable * driDrawPriv)
{
return (struct dri_drawable *)driDrawPriv->driverPrivate;
}
static INLINE struct dri_drawable *
swrast_drawable(struct gl_framebuffer *fb)
{
return (struct dri_drawable *) fb;
}
struct dri_swrast_renderbuffer {
struct swrast_renderbuffer Base;
__DRIdrawable *dPriv;
/* GL_MAP_*_BIT, used for mapping of front buffer. */
GLbitfield map_mode;
int map_x, map_y, map_w, map_h;
/* renderbuffer pitch (in bytes) */
GLuint pitch;
/* bits per pixel of storage */
GLuint bpp;
};
static INLINE struct dri_swrast_renderbuffer *
dri_swrast_renderbuffer(struct gl_renderbuffer *rb)
{
return (struct dri_swrast_renderbuffer *) rb;
}
/**
* Pixel formats we support
*/
#define PF_A8R8G8B8 1 /**< 32bpp TrueColor: 8-A, 8-R, 8-G, 8-B bits */
#define PF_R5G6B5 2 /**< 16bpp TrueColor: 5-R, 6-G, 5-B bits */
#define PF_R3G3B2 3 /**< 8bpp TrueColor: 3-R, 3-G, 2-B bits */
#define PF_X8R8G8B8 4 /**< 32bpp TrueColor: 8-R, 8-G, 8-B bits */
#endif /* _SWRAST_PRIV_H_ */
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