X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fmesa%2Fmain%2Fdepth.h;h=2f428629f9a0e8ebd43e8df94c26a4b58d4ff7ab;hb=751fe9058bc15f4f8608f0fdc02209542991ff23;hp=559afc64fb372fdc81163d387a70a48a9a02fa55;hpb=afb833d4e89c312460a4ab9ed6a7a8ca4ebbfe1c;p=mesa.git diff --git a/src/mesa/main/depth.h b/src/mesa/main/depth.h index 559afc64fb3..2f428629f9a 100644 --- a/src/mesa/main/depth.h +++ b/src/mesa/main/depth.h @@ -1,21 +1,24 @@ -/* $Id: depth.h,v 1.1 1999/08/19 00:55:41 jtg Exp $ */ +/** + * \file depth.h + * Depth buffer operations. + */ /* * Mesa 3-D graphics library - * Version: 3.1 - * - * Copyright (C) 1999 Brian Paul All Rights Reserved. - * + * Version: 6.3 + * + * Copyright (C) 1999-2005 Brian Paul 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 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 @@ -25,74 +28,41 @@ */ - - - #ifndef DEPTH_H #define DEPTH_H -#include "types.h" - - -/* - * Return the address of the Z-buffer value for window coordinate (x,y): - */ -#define Z_ADDRESS( CTX, X, Y ) \ - ((CTX)->Buffer->Depth + (CTX)->Buffer->Width * (Y) + (X)) - - +#include "glheader.h" +#include "mfeatures.h" +struct gl_context; -extern GLuint -gl_depth_test_span_generic( GLcontext* ctx, GLuint n, GLint x, GLint y, - const GLdepth z[], GLubyte mask[] ); -extern GLuint -gl_depth_test_span_less( GLcontext* ctx, GLuint n, GLint x, GLint y, - const GLdepth z[], GLubyte mask[] ); +#if _HAVE_FULL_GL -extern GLuint -gl_depth_test_span_greater( GLcontext* ctx, GLuint n, GLint x, GLint y, - const GLdepth z[], GLubyte mask[] ); +extern void GLAPIENTRY +_mesa_ClearDepth( GLclampd depth ); +extern void GLAPIENTRY +_mesa_ClearDepthf( GLclampf depth ); +extern void GLAPIENTRY +_mesa_DepthFunc( GLenum func ); -extern void -gl_depth_test_pixels_generic( GLcontext* ctx, - GLuint n, const GLint x[], const GLint y[], - const GLdepth z[], GLubyte mask[] ); +extern void GLAPIENTRY +_mesa_DepthMask( GLboolean flag ); -extern void -gl_depth_test_pixels_less( GLcontext* ctx, - GLuint n, const GLint x[], const GLint y[], - const GLdepth z[], GLubyte mask[] ); +extern void GLAPIENTRY +_mesa_DepthBoundsEXT( GLclampd zmin, GLclampd zmax ); -extern void -gl_depth_test_pixels_greater( GLcontext* ctx, - GLuint n, const GLint x[], const GLint y[], - const GLdepth z[], GLubyte mask[] ); +extern void +_mesa_init_depth( struct gl_context * ctx ); +#else -extern void gl_read_depth_span_float( GLcontext* ctx, - GLuint n, GLint x, GLint y, - GLfloat depth[] ); +/** No-op */ +#define _mesa_init_depth( c ) ((void)0) - -extern void gl_read_depth_span_int( GLcontext* ctx, GLuint n, GLint x, GLint y, - GLdepth depth[] ); - - -extern void gl_alloc_depth_buffer( GLcontext* ctx ); - - -extern void gl_clear_depth_buffer( GLcontext* ctx ); - - -extern void gl_ClearDepth( GLcontext* ctx, GLclampd depth ); - -extern void gl_DepthFunc( GLcontext* ctx, GLenum func ); - -extern void gl_DepthMask( GLcontext* ctx, GLboolean flag ); +#endif #endif