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git-svn-id: svn://svn.code.sf.net/p/actiongame/code/trunk/ac@941 e016b1c5-ed68-44aa-a2f7-31cac88cffde
This commit is contained in:
Lee Salzman
2007-04-07 06:58:34 +00:00
parent 7c1abe28eb
commit c5c44939b9
5 changed files with 202 additions and 57 deletions
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source/src/rendergl.cpp
+23 -5
View File
@@ -3,7 +3,17 @@
#include "cube.h"
#include "bot/bot.h"
bool hasoverbright = false;
bool hasoverbright = false, hasmultitexture = false;
// GL_ARB_multitexture
PFNGLACTIVETEXTUREARBPROC glActiveTexture_ = NULL;
PFNGLMULTITEXCOORD2FARBPROC glMultiTexCoord2f_ = NULL;
PFNGLMULTITEXCOORD3FARBPROC glMultiTexCoord3f_ = NULL;
void *getprocaddress(const char *name)
{
return SDL_GL_GetProcAddress(name);
}
VAR(maxtexsize, 0, 0, 4096);
@@ -37,7 +47,15 @@ void gl_init(int w, int h, int bpp, int depth, int fsaa)
if(strstr(exts, "GL_EXT_texture_env_combine")) hasoverbright = true;
else if(strstr(exts, "GL_ARB_texture_env_combine")) hasoverbright = true;
else conoutf("WARNING: cannot use overbright lighting, using old lighting model!");
if(strstr(exts, "GL_ARB_multitexture"))
{
hasmultitexture = true;
glActiveTexture_ = (PFNGLACTIVETEXTUREARBPROC) getprocaddress("glActiveTextureARB");
glMultiTexCoord2f_ = (PFNGLMULTITEXCOORD2FARBPROC)getprocaddress("glMultiTexCoord2fARB");
glMultiTexCoord3f_ = (PFNGLMULTITEXCOORD3FARBPROC)getprocaddress("glMultiTexCoord3fARB");
}
glGetIntegerv(GL_MAX_TEXTURE_SIZE, &maxtexsize);
if(fsaa) glEnable(GL_MULTISAMPLE);
@@ -259,7 +277,6 @@ int reflectlastsize = 0;
VARP(reflectres, 6, 7, 10);
VAR(reflectclip, 0, 3, 100);
VAR(refractclip, 0, 3, 100);
VARP(waterreflect, 0, 1, 1);
VARP(waterrefract, 0, 0, 1);
@@ -312,7 +329,7 @@ void drawreflection(float hf, int w, int h, float changelod, bool refract)
}
GLfloat clipmat[16];
genclipmatrix(0, refract ? -1 : 1, 0, refract ? 0.1f*refractclip+hf : 0.1f*reflectclip-hf, clipmat);
genclipmatrix(0, refract ? -1 : 1, 0, refract ? 0.1f*reflectclip+hf : 0.1f*reflectclip-hf, clipmat);
glMatrixMode(GL_PROJECTION);
glPushMatrix();
glLoadMatrixf(clipmat);
@@ -346,7 +363,8 @@ void drawreflection(float hf, int w, int h, float changelod, bool refract)
if(refract) glLoadIdentity();
glMatrixMode(GL_PROJECTION);
if(refract)
extern int mtwater;
if(refract && !mtwater)
{
glLoadIdentity();
glOrtho(0, 1, 0, 1, -1, 1);