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disable water reflections on pre-DX8ish hardware by default

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git-svn-id: svn://svn.code.sf.net/p/actiongame/code/trunk/ac@1971 e016b1c5-ed68-44aa-a2f7-31cac88cffde
This commit is contained in:
Lee Salzman
2008-05-14 21:39:49 +00:00
parent 2731900632
commit a550830379
4 changed files with 37 additions and 26 deletions
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source/src/rendergl.cpp
+33 -23
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@@ -21,30 +21,8 @@ void *getprocaddress(const char *name)
return SDL_GL_GetProcAddress(name);
}
void gl_init(int w, int h, int bpp, int depth, int fsaa)
void gl_checkextensions()
{
//#define fogvalues 0.5f, 0.6f, 0.7f, 1.0f
glViewport(0, 0, w, h);
glClearDepth(1.0);
glDepthFunc(GL_LESS);
glEnable(GL_DEPTH_TEST);
glShadeModel(GL_SMOOTH);
glEnable(GL_FOG);
glFogi(GL_FOG_MODE, GL_LINEAR);
glFogf(GL_FOG_DENSITY, 0.25);
glHint(GL_FOG_HINT, GL_NICEST);
glEnable(GL_LINE_SMOOTH);
glHint(GL_LINE_SMOOTH_HINT, GL_NICEST);
glPolygonOffset(-3.0, -3.0);
glCullFace(GL_FRONT);
glEnable(GL_CULL_FACE);
const char *vendor = (const char *)glGetString(GL_VENDOR);
const char *exts = (const char *)glGetString(GL_EXTENSIONS);
const char *renderer = (const char *)glGetString(GL_RENDERER);
@@ -71,6 +49,38 @@ void gl_init(int w, int h, int bpp, int depth, int fsaa)
hasMDA = true;
}
if(!strstr(exts, "GL_EXT_fragment_program"))
{
// not a required extension, but ensures the card has enough power to do reflections
extern int waterreflect, waterrefract;
waterreflect = waterrefract = 0;
}
}
void gl_init(int w, int h, int bpp, int depth, int fsaa)
{
//#define fogvalues 0.5f, 0.6f, 0.7f, 1.0f
glViewport(0, 0, w, h);
glClearDepth(1.0);
glDepthFunc(GL_LESS);
glEnable(GL_DEPTH_TEST);
glShadeModel(GL_SMOOTH);
glEnable(GL_FOG);
glFogi(GL_FOG_MODE, GL_LINEAR);
glFogf(GL_FOG_DENSITY, 0.25);
glHint(GL_FOG_HINT, GL_NICEST);
glEnable(GL_LINE_SMOOTH);
glHint(GL_LINE_SMOOTH_HINT, GL_NICEST);
glPolygonOffset(-3.0, -3.0);
glCullFace(GL_FRONT);
glEnable(GL_CULL_FACE);
if(fsaa) glEnable(GL_MULTISAMPLE);
inittmus();