058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync/*
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync * Compatibility functions for older GL implementations
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync *
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync * Copyright 2008 Stefan Dösinger for CodeWeavers
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync *
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync * This library is free software; you can redistribute it and/or
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync * modify it under the terms of the GNU Lesser General Public
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync * License as published by the Free Software Foundation; either
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync * version 2.1 of the License, or (at your option) any later version.
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync *
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync * This library is distributed in the hope that it will be useful,
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync * but WITHOUT ANY WARRANTY; without even the implied warranty of
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync * Lesser General Public License for more details.
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync *
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync * You should have received a copy of the GNU Lesser General Public
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync * License along with this library; if not, write to the Free Software
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync */
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
4237d5a79f48789aacc67dc43378d2d7813a39f4vboxsync/*
4237d5a79f48789aacc67dc43378d2d7813a39f4vboxsync * Oracle LGPL Disclaimer: For the avoidance of doubt, except that if any license choice
4237d5a79f48789aacc67dc43378d2d7813a39f4vboxsync * other than GPL or LGPL is available it will apply instead, Oracle elects to use only
4237d5a79f48789aacc67dc43378d2d7813a39f4vboxsync * the Lesser General Public License version 2.1 (LGPLv2) at this time for any software where
4237d5a79f48789aacc67dc43378d2d7813a39f4vboxsync * a choice of LGPL license versions is made available with the language indicating
4237d5a79f48789aacc67dc43378d2d7813a39f4vboxsync * that LGPLv2 or any later version may be used, or where a choice of which version
4237d5a79f48789aacc67dc43378d2d7813a39f4vboxsync * of the LGPL is applied is otherwise unspecified.
4237d5a79f48789aacc67dc43378d2d7813a39f4vboxsync */
4237d5a79f48789aacc67dc43378d2d7813a39f4vboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync#include "config.h"
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync#include "wine/port.h"
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync#include <stdio.h>
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync#ifdef HAVE_FLOAT_H
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync# include <float.h>
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync#endif
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync#include "wined3d_private.h"
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncWINE_DEFAULT_DEBUG_CHANNEL(gl_compat);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncWINE_DECLARE_DEBUG_CHANNEL(d3d_perf);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync/* Start GL_ARB_multitexture emulation */
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void WINE_GLAPI wine_glMultiTexCoord1fARB(GLenum target, GLfloat s) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(target != GL_TEXTURE0) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync ERR("Texture unit > 0 used, but GL_ARB_multitexture is not supported\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync return;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync context_get_current()->gl_info->gl_ops.gl.p_glTexCoord1f(s);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync}
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void WINE_GLAPI wine_glMultiTexCoord1fvARB(GLenum target, const GLfloat *v) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(target != GL_TEXTURE0) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync ERR("Texture unit > 0 used, but GL_ARB_multitexture is not supported\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync return;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync context_get_current()->gl_info->gl_ops.gl.p_glTexCoord1fv(v);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync}
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void WINE_GLAPI wine_glMultiTexCoord2fARB(GLenum target, GLfloat s, GLfloat t) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(target != GL_TEXTURE0) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync ERR("Texture unit > 0 used, but GL_ARB_multitexture is not supported\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync return;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync context_get_current()->gl_info->gl_ops.gl.p_glTexCoord2f(s, t);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync}
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void WINE_GLAPI wine_glMultiTexCoord2fvARB(GLenum target, const GLfloat *v) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(target != GL_TEXTURE0) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync ERR("Texture unit > 0 used, but GL_ARB_multitexture is not supported\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync return;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync context_get_current()->gl_info->gl_ops.gl.p_glTexCoord2fv(v);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync}
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void WINE_GLAPI wine_glMultiTexCoord3fARB(GLenum target, GLfloat s, GLfloat t, GLfloat r) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(target != GL_TEXTURE0) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync ERR("Texture unit > 0 used, but GL_ARB_multitexture is not supported\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync return;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync context_get_current()->gl_info->gl_ops.gl.p_glTexCoord3f(s, t, r);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync}
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void WINE_GLAPI wine_glMultiTexCoord3fvARB(GLenum target, const GLfloat *v) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(target != GL_TEXTURE0) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync ERR("Texture unit > 0 used, but GL_ARB_multitexture is not supported\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync return;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync context_get_current()->gl_info->gl_ops.gl.p_glTexCoord3fv(v);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync}
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void WINE_GLAPI wine_glMultiTexCoord4fARB(GLenum target, GLfloat s, GLfloat t, GLfloat r, GLfloat q) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(target != GL_TEXTURE0) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync ERR("Texture unit > 0 used, but GL_ARB_multitexture is not supported\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync return;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync context_get_current()->gl_info->gl_ops.gl.p_glTexCoord4f(s, t, r, q);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync}
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void WINE_GLAPI wine_glMultiTexCoord4fvARB(GLenum target, const GLfloat *v) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(target != GL_TEXTURE0) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync ERR("Texture unit > 0 used, but GL_ARB_multitexture is not supported\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync return;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync context_get_current()->gl_info->gl_ops.gl.p_glTexCoord4fv(v);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync}
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void WINE_GLAPI wine_glMultiTexCoord2svARB(GLenum target, const GLshort *v) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(target != GL_TEXTURE0) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync ERR("Texture unit > 0 used, but GL_ARB_multitexture is not supported\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync return;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync context_get_current()->gl_info->gl_ops.gl.p_glTexCoord2sv(v);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync}
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void WINE_GLAPI wine_glMultiTexCoord4svARB(GLenum target, const GLshort *v) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(target != GL_TEXTURE0) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync ERR("Texture unit > 0 used, but GL_ARB_multitexture is not supported\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync return;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync context_get_current()->gl_info->gl_ops.gl.p_glTexCoord4sv(v);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync}
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void WINE_GLAPI wine_glActiveTextureARB(GLenum texture) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(texture != GL_TEXTURE0) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync ERR("Texture unit > 0 used, but GL_ARB_multitexture is not supported\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync return;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync}
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void WINE_GLAPI wine_glClientActiveTextureARB(GLenum texture) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(texture != GL_TEXTURE0) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync ERR("Texture unit > 0 used, but GL_ARB_multitexture is not supported\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync return;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync}
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void (WINE_GLAPI *old_multitex_glGetIntegerv) (GLenum pname, GLint* params) = NULL;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void WINE_GLAPI wine_glGetIntegerv(GLenum pname, GLint* params) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync switch(pname) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync case GL_ACTIVE_TEXTURE: *params = 0; break;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync case GL_MAX_TEXTURE_UNITS_ARB: *params = 1; break;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync default: old_multitex_glGetIntegerv(pname, params);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync}
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void (WINE_GLAPI *old_multitex_glGetFloatv) (GLenum pname, GLfloat* params) = NULL;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void WINE_GLAPI wine_glGetFloatv(GLenum pname, GLfloat* params) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if (pname == GL_ACTIVE_TEXTURE) *params = 0.0f;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync else old_multitex_glGetFloatv(pname, params);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync}
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void (WINE_GLAPI *old_multitex_glGetDoublev) (GLenum pname, GLdouble* params) = NULL;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void WINE_GLAPI wine_glGetDoublev(GLenum pname, GLdouble* params) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(pname == GL_ACTIVE_TEXTURE) *params = 0.0;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync else old_multitex_glGetDoublev(pname, params);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync}
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync/* Start GL_EXT_fogcoord emulation */
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void (WINE_GLAPI *old_fogcoord_glEnable) (GLenum cap) = NULL;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void WINE_GLAPI wine_glEnable(GLenum cap) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(cap == GL_FOG) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync struct wined3d_context *ctx = context_get_current();
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync ctx->fog_enabled = 1;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(ctx->gl_fog_source != GL_FRAGMENT_DEPTH_EXT) return;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync old_fogcoord_glEnable(cap);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync}
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void (WINE_GLAPI *old_fogcoord_glDisable) (GLenum cap) = NULL;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void WINE_GLAPI wine_glDisable(GLenum cap) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(cap == GL_FOG) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync struct wined3d_context *ctx = context_get_current();
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync ctx->fog_enabled = 0;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(ctx->gl_fog_source != GL_FRAGMENT_DEPTH_EXT) return;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync old_fogcoord_glDisable(cap);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync}
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void (WINE_GLAPI *old_fogcoord_glFogi) (GLenum pname, GLint param) = NULL;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void WINE_GLAPI wine_glFogi(GLenum pname, GLint param) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync struct wined3d_context *ctx = context_get_current();
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(pname == GL_FOG_COORDINATE_SOURCE_EXT) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync ctx->gl_fog_source = param;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(param == GL_FRAGMENT_DEPTH_EXT) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(ctx->fog_enabled) old_fogcoord_glEnable(GL_FOG);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync } else {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync WARN_(d3d_perf)("Fog coords activated, but not supported. Using slow emulation\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync old_fogcoord_glDisable(GL_FOG);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync } else {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(pname == GL_FOG_START) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync ctx->fogstart = (float) param;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync } else if(pname == GL_FOG_END) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync ctx->fogend = (float) param;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync old_fogcoord_glFogi(pname, param);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync}
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void (WINE_GLAPI *old_fogcoord_glFogiv) (GLenum pname, const GLint *param) = NULL;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void WINE_GLAPI wine_glFogiv(GLenum pname, const GLint *param) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync struct wined3d_context *ctx = context_get_current();
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(pname == GL_FOG_COORDINATE_SOURCE_EXT) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync ctx->gl_fog_source = *param;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(*param == GL_FRAGMENT_DEPTH_EXT) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(ctx->fog_enabled) old_fogcoord_glEnable(GL_FOG);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync } else {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync WARN_(d3d_perf)("Fog coords activated, but not supported. Using slow emulation\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync old_fogcoord_glDisable(GL_FOG);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync } else {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(pname == GL_FOG_START) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync ctx->fogstart = (float) *param;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync } else if(pname == GL_FOG_END) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync ctx->fogend = (float) *param;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync old_fogcoord_glFogiv(pname, param);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync}
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void (WINE_GLAPI *old_fogcoord_glFogf) (GLenum pname, GLfloat param) = NULL;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void WINE_GLAPI wine_glFogf(GLenum pname, GLfloat param) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync struct wined3d_context *ctx = context_get_current();
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(pname == GL_FOG_COORDINATE_SOURCE_EXT) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync ctx->gl_fog_source = (GLint) param;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(param == GL_FRAGMENT_DEPTH_EXT) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(ctx->fog_enabled) old_fogcoord_glEnable(GL_FOG);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync } else {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync WARN_(d3d_perf)("Fog coords activated, but not supported. Using slow emulation\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync old_fogcoord_glDisable(GL_FOG);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync } else {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(pname == GL_FOG_START) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync ctx->fogstart = param;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync } else if(pname == GL_FOG_END) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync ctx->fogend = param;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync old_fogcoord_glFogf(pname, param);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync}
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void (WINE_GLAPI *old_fogcoord_glFogfv) (GLenum pname, const GLfloat *param) = NULL;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void WINE_GLAPI wine_glFogfv(GLenum pname, const GLfloat *param) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync struct wined3d_context *ctx = context_get_current();
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(pname == GL_FOG_COORDINATE_SOURCE_EXT) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync ctx->gl_fog_source = (GLint) *param;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(*param == GL_FRAGMENT_DEPTH_EXT) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(ctx->fog_enabled) old_fogcoord_glEnable(GL_FOG);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync } else {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync WARN_(d3d_perf)("Fog coords activated, but not supported. Using slow emulation\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync old_fogcoord_glDisable(GL_FOG);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync } else {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(pname == GL_FOG_COLOR) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync ctx->fogcolor[0] = param[0];
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync ctx->fogcolor[1] = param[1];
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync ctx->fogcolor[2] = param[2];
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync ctx->fogcolor[3] = param[3];
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync } else if(pname == GL_FOG_START) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync ctx->fogstart = *param;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync } else if(pname == GL_FOG_END) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync ctx->fogend = *param;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync old_fogcoord_glFogfv(pname, param);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync}
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void (WINE_GLAPI *old_fogcoord_glVertex4f) (GLfloat x, GLfloat y, GLfloat z, GLfloat w) = NULL;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void (WINE_GLAPI *old_fogcoord_glVertex4fv) (const GLfloat *pos) = NULL;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void (WINE_GLAPI *old_fogcoord_glVertex3f) (GLfloat x, GLfloat y, GLfloat z) = NULL;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void (WINE_GLAPI *old_fogcoord_glVertex3fv) (const GLfloat *pos) = NULL;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void (WINE_GLAPI *old_fogcoord_glColor4f) (GLfloat r, GLfloat g, GLfloat b, GLfloat a) = NULL;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void (WINE_GLAPI *old_fogcoord_glColor4fv) (const GLfloat *color) = NULL;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void (WINE_GLAPI *old_fogcoord_glColor3f) (GLfloat r, GLfloat g, GLfloat b) = NULL;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void (WINE_GLAPI *old_fogcoord_glColor3fv) (const GLfloat *color) = NULL;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void (WINE_GLAPI *old_fogcoord_glColor4ub) (GLubyte r, GLubyte g, GLubyte b, GLubyte a) = NULL;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void (WINE_GLAPI *old_fogcoord_glFogCoordfEXT) (GLfloat f) = NULL;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void (WINE_GLAPI *old_fogcoord_glFogCoorddEXT) (GLdouble f) = NULL;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void (WINE_GLAPI *old_fogcoord_glFogCoordfvEXT) (const GLfloat *f) = NULL;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void (WINE_GLAPI *old_fogcoord_glFogCoorddvEXT) (const GLdouble *f) = NULL;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void WINE_GLAPI wine_glVertex4f(GLfloat x, GLfloat y, GLfloat z, GLfloat w) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync struct wined3d_context *ctx = context_get_current();
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(ctx->gl_fog_source == GL_FOG_COORDINATE_EXT && ctx->fog_enabled) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync GLfloat c[4] = {ctx->color[0], ctx->color[1], ctx->color[2], ctx->color[3]};
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync GLfloat i;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync i = (ctx->fogend - ctx->fog_coord_value) / (ctx->fogend - ctx->fogstart);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync c[0] = i * c[0] + (1.0f - i) * ctx->fogcolor[0];
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync c[1] = i * c[1] + (1.0f - i) * ctx->fogcolor[1];
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync c[2] = i * c[2] + (1.0f - i) * ctx->fogcolor[2];
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync old_fogcoord_glColor4f(c[0], c[1], c[2], c[3]);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync old_fogcoord_glVertex4f(x, y, z, w);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync } else {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync old_fogcoord_glVertex4f(x, y, z, w);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync}
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void WINE_GLAPI wine_glVertex4fv(const GLfloat *pos) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync wine_glVertex4f(pos[0], pos[1], pos[2], pos[3]);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync}
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void WINE_GLAPI wine_glVertex3f(GLfloat x, GLfloat y, GLfloat z) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync wine_glVertex4f(x, y, z, 1.0f);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync}
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void WINE_GLAPI wine_glVertex3fv(const GLfloat *pos) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync wine_glVertex4f(pos[0], pos[1], pos[2], 1.0f);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync}
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void WINE_GLAPI wine_glColor4f(GLfloat r, GLfloat g, GLfloat b, GLfloat a) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync struct wined3d_context *ctx = context_get_current();
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync ctx->color[0] = r;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync ctx->color[1] = g;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync ctx->color[2] = b;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync ctx->color[3] = a;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync old_fogcoord_glColor4f(r, g, b, a);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync}
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void WINE_GLAPI wine_glColor4fv(const GLfloat *c) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync wine_glColor4f(c[0], c[1], c[2], c[3]);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync}
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void WINE_GLAPI wine_glColor3f(GLfloat r, GLfloat g, GLfloat b) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync wine_glColor4f(r, g, b, 1.0f);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync}
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void WINE_GLAPI wine_glColor3fv(const GLfloat *c) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync wine_glColor4f(c[0], c[1], c[2], 1.0f);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync}
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void WINE_GLAPI wine_glColor4ub(GLubyte r, GLubyte g, GLubyte b, GLubyte a) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync wine_glColor4f(r / 255.0f, g / 255.0f, b / 255.0f, a / 255.0f);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync}
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync/* In D3D the fog coord is a UBYTE, so there's no problem with using the single
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync * precision function
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync */
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void WINE_GLAPI wine_glFogCoordfEXT(GLfloat f) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync struct wined3d_context *ctx = context_get_current();
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync ctx->fog_coord_value = f;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync}
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void WINE_GLAPI wine_glFogCoorddEXT(GLdouble f) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync wine_glFogCoordfEXT((GLfloat) f);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync}
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void WINE_GLAPI wine_glFogCoordfvEXT(const GLfloat *f) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync wine_glFogCoordfEXT(*f);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync}
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncstatic void WINE_GLAPI wine_glFogCoorddvEXT(const GLdouble *f) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync wine_glFogCoordfEXT((GLfloat) *f);
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync}
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync/* End GL_EXT_fog_coord emulation */
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsyncvoid add_gl_compat_wrappers(struct wined3d_gl_info *gl_info)
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync{
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if (!gl_info->supported[ARB_MULTITEXTURE])
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync TRACE("Applying GL_ARB_multitexture emulation hooks\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync gl_info->gl_ops.ext.p_glActiveTextureARB = wine_glActiveTextureARB;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync gl_info->gl_ops.ext.p_glClientActiveTextureARB = wine_glClientActiveTextureARB;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync gl_info->gl_ops.ext.p_glMultiTexCoord1fARB = wine_glMultiTexCoord1fARB;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync gl_info->gl_ops.ext.p_glMultiTexCoord1fvARB = wine_glMultiTexCoord1fvARB;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync gl_info->gl_ops.ext.p_glMultiTexCoord2fARB = wine_glMultiTexCoord2fARB;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync gl_info->gl_ops.ext.p_glMultiTexCoord2fvARB = wine_glMultiTexCoord2fvARB;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync gl_info->gl_ops.ext.p_glMultiTexCoord3fARB = wine_glMultiTexCoord3fARB;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync gl_info->gl_ops.ext.p_glMultiTexCoord3fvARB = wine_glMultiTexCoord3fvARB;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync gl_info->gl_ops.ext.p_glMultiTexCoord4fARB = wine_glMultiTexCoord4fARB;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync gl_info->gl_ops.ext.p_glMultiTexCoord4fvARB = wine_glMultiTexCoord4fvARB;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync gl_info->gl_ops.ext.p_glMultiTexCoord2svARB = wine_glMultiTexCoord2svARB;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync gl_info->gl_ops.ext.p_glMultiTexCoord4svARB = wine_glMultiTexCoord4svARB;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(old_multitex_glGetIntegerv) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync FIXME("GL_ARB_multitexture glGetIntegerv hook already applied\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync } else {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync old_multitex_glGetIntegerv = gl_info->gl_ops.gl.p_glGetIntegerv;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync gl_info->gl_ops.gl.p_glGetIntegerv = wine_glGetIntegerv;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(old_multitex_glGetFloatv) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync FIXME("GL_ARB_multitexture glGetGloatv hook already applied\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync } else {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync old_multitex_glGetFloatv = gl_info->gl_ops.gl.p_glGetFloatv;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync gl_info->gl_ops.gl.p_glGetFloatv = wine_glGetFloatv;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(old_multitex_glGetDoublev) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync FIXME("GL_ARB_multitexture glGetDoublev hook already applied\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync } else {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync old_multitex_glGetDoublev = gl_info->gl_ops.gl.p_glGetDoublev;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync gl_info->gl_ops.gl.p_glGetDoublev = wine_glGetDoublev;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync gl_info->supported[ARB_MULTITEXTURE] = TRUE;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if (!gl_info->supported[EXT_FOG_COORD])
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync /* This emulation isn't perfect. There are a number of potential problems, but they should
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync * not matter in practise:
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync *
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync * Fog vs fragment shader: If we are using GL_ARB_fragment_program with the fog option, the
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync * glDisable(GL_FOG) here won't matter. However, if we have GL_ARB_fragment_program, it is pretty
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync * unlikely that we don't have GL_EXT_fog_coord. Besides, we probably have GL_ARB_vertex_program
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync * too, which would allow fog coord emulation in a fixed function vertex pipeline replacement.
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync *
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync * Fog vs texture: We apply the fog in the vertex color. An app could set up texturing settings which
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync * ignore the vertex color, thus effectively disabling our fog. However, in D3D this type of fog is
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync * a per-vertex fog too, so the apps shouldn't do that.
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync *
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync * Fog vs lighting: The app could in theory use D3DFOG_NONE table and D3DFOG_NONE vertex fog with
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync * untransformed vertices. That enables lighting and fog coords at the same time, and the lighting
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync * calculations could affect the already blended in fog color. There's nothing we can do against that,
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync * but most apps using fog color do their own lighting too and often even use RHW vertices. So live
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync * with it.
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync */
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync TRACE("Applying GL_ARB_fog_coord emulation hooks\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync /* This probably means that the implementation doesn't advertise the extension, but implicitly supports
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync * it via the GL core version, or someone messed around in the extension table in directx.c. Add version-
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync * dependent loading for this extension if we ever hit this situation
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync */
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if (gl_info->supported[ARB_FRAGMENT_PROGRAM])
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync FIXME("GL implementation supports GL_ARB_fragment_program but not GL_EXT_fog_coord\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync FIXME("The fog coord emulation will most likely fail\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync else if (gl_info->supported[ARB_FRAGMENT_SHADER])
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync FIXME("GL implementation supports GL_ARB_fragment_shader but not GL_EXT_fog_coord\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync FIXME("The fog coord emulation will most likely fail\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(old_fogcoord_glFogi) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync FIXME("GL_EXT_fogcoord glFogi hook already applied\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync } else {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync old_fogcoord_glFogi = gl_info->gl_ops.gl.p_glFogi;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync gl_info->gl_ops.gl.p_glFogi = wine_glFogi;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(old_fogcoord_glFogiv) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync FIXME("GL_EXT_fogcoord glFogiv hook already applied\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync } else {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync old_fogcoord_glFogiv = gl_info->gl_ops.gl.p_glFogiv;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync gl_info->gl_ops.gl.p_glFogiv = wine_glFogiv;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(old_fogcoord_glFogf) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync FIXME("GL_EXT_fogcoord glFogf hook already applied\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync } else {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync old_fogcoord_glFogf = gl_info->gl_ops.gl.p_glFogf;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync gl_info->gl_ops.gl.p_glFogf = wine_glFogf;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(old_fogcoord_glFogfv) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync FIXME("GL_EXT_fogcoord glFogfv hook already applied\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync } else {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync old_fogcoord_glFogfv = gl_info->gl_ops.gl.p_glFogfv;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync gl_info->gl_ops.gl.p_glFogfv = wine_glFogfv;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(old_fogcoord_glEnable) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync FIXME("GL_EXT_fogcoord glEnable hook already applied\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync } else {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync old_fogcoord_glEnable = glEnableWINE;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync glEnableWINE = wine_glEnable;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(old_fogcoord_glDisable) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync FIXME("GL_EXT_fogcoord glDisable hook already applied\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync } else {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync old_fogcoord_glDisable = glDisableWINE;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync glDisableWINE = wine_glDisable;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(old_fogcoord_glVertex4f) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync FIXME("GL_EXT_fogcoord glVertex4f hook already applied\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync } else {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync old_fogcoord_glVertex4f = gl_info->gl_ops.gl.p_glVertex4f;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync gl_info->gl_ops.gl.p_glVertex4f = wine_glVertex4f;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(old_fogcoord_glVertex4fv) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync FIXME("GL_EXT_fogcoord glVertex4fv hook already applied\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync } else {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync old_fogcoord_glVertex4fv = gl_info->gl_ops.gl.p_glVertex4fv;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync gl_info->gl_ops.gl.p_glVertex4fv = wine_glVertex4fv;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(old_fogcoord_glVertex3f) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync FIXME("GL_EXT_fogcoord glVertex3f hook already applied\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync } else {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync old_fogcoord_glVertex3f = gl_info->gl_ops.gl.p_glVertex3f;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync gl_info->gl_ops.gl.p_glVertex3f = wine_glVertex3f;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(old_fogcoord_glVertex3fv) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync FIXME("GL_EXT_fogcoord glVertex3fv hook already applied\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync } else {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync old_fogcoord_glVertex3fv = gl_info->gl_ops.gl.p_glVertex3fv;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync gl_info->gl_ops.gl.p_glVertex3fv = wine_glVertex3fv;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(old_fogcoord_glColor4f) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync FIXME("GL_EXT_fogcoord glColor4f hook already applied\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync } else {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync old_fogcoord_glColor4f = gl_info->gl_ops.gl.p_glColor4f;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync gl_info->gl_ops.gl.p_glColor4f = wine_glColor4f;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(old_fogcoord_glColor4fv) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync FIXME("GL_EXT_fogcoord glColor4fv hook already applied\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync } else {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync old_fogcoord_glColor4fv = gl_info->gl_ops.gl.p_glColor4fv;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync gl_info->gl_ops.gl.p_glColor4fv = wine_glColor4fv;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(old_fogcoord_glColor3f) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync FIXME("GL_EXT_fogcoord glColor3f hook already applied\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync } else {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync old_fogcoord_glColor3f = gl_info->gl_ops.gl.p_glColor3f;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync gl_info->gl_ops.gl.p_glColor3f = wine_glColor3f;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(old_fogcoord_glColor3fv) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync FIXME("GL_EXT_fogcoord glColor3fv hook already applied\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync } else {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync old_fogcoord_glColor3fv = gl_info->gl_ops.gl.p_glColor3fv;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync gl_info->gl_ops.gl.p_glColor3fv = wine_glColor3fv;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(old_fogcoord_glColor4ub) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync FIXME("GL_EXT_fogcoord glColor4ub hook already applied\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync } else {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync old_fogcoord_glColor4ub = gl_info->gl_ops.gl.p_glColor4ub;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync gl_info->gl_ops.gl.p_glColor4ub = wine_glColor4ub;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(old_fogcoord_glFogCoordfEXT) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync FIXME("GL_EXT_fogcoord glFogCoordfEXT hook already applied\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync } else {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync old_fogcoord_glFogCoordfEXT = gl_info->gl_ops.ext.p_glFogCoordfEXT;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync gl_info->gl_ops.ext.p_glFogCoordfEXT = wine_glFogCoordfEXT;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(old_fogcoord_glFogCoordfvEXT) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync FIXME("GL_EXT_fogcoord glFogCoordfvEXT hook already applied\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync } else {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync old_fogcoord_glFogCoordfvEXT = gl_info->gl_ops.ext.p_glFogCoordfvEXT;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync gl_info->gl_ops.ext.p_glFogCoordfvEXT = wine_glFogCoordfvEXT;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(old_fogcoord_glFogCoorddEXT) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync FIXME("GL_EXT_fogcoord glFogCoorddEXT hook already applied\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync } else {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync old_fogcoord_glFogCoorddEXT = gl_info->gl_ops.ext.p_glFogCoorddEXT;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync gl_info->gl_ops.ext.p_glFogCoorddEXT = wine_glFogCoorddEXT;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync if(old_fogcoord_glFogCoorddvEXT) {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync FIXME("GL_EXT_fogcoord glFogCoorddvEXT hook already applied\n");
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync } else {
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync old_fogcoord_glFogCoorddvEXT = gl_info->gl_ops.ext.p_glFogCoorddvEXT;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync gl_info->gl_ops.ext.p_glFogCoorddvEXT = wine_glFogCoorddvEXT;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync gl_info->supported[EXT_FOG_COORD] = TRUE;
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync }
058c0c53c37f5cb271aeb3c385c10766f84f4aefvboxsync}