| /* |
| * Mesa 3-D graphics library |
| * Version: 7.1 |
| * |
| * 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 |
| * BRIAN PAUL 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_ */ |