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Query GL for max number of lights to use.

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This commit is contained in:
Kester Maddock
2004-05-21 08:56:05 +00:00
parent e78ef29a59
commit 22883f9232
4 changed files with 21 additions and 18 deletions
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17
source/gameengine/GamePlayer/common/GPC_RenderTools.cpp
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@@ -103,6 +103,9 @@
GPC_RenderTools::GPC_RenderTools()
{
m_font = BMF_GetFont(BMF_kHelvetica10);
glGetIntegerv(GL_MAX_LIGHTS, (GLint*) &m_numgllights);
if (m_numgllights < 8)
m_numgllights = 8;
}
@@ -326,16 +329,14 @@ int GPC_RenderTools::applyLights(int objectlayer)
vec[3]= 1.0;
for(count=0; count<8; count++)
for(count=0; count<m_numgllights; count++)
glDisable((GLenum)(GL_LIGHT0+count));
count= 0;
//std::vector<struct RAS_LightObject*> m_lights;
std::vector<struct RAS_LightObject*>::iterator lit = m_lights.begin();
for (lit = m_lights.begin(); !(lit==m_lights.end()); ++lit)
for (lit = m_lights.begin(), count = 0; !(lit==m_lights.end()) && count < m_numgllights; ++lit)
{
RAS_LightObject* lightdata = (*lit);
if (lightdata->m_layer & objectlayer)
@@ -392,12 +393,10 @@ int GPC_RenderTools::applyLights(int objectlayer)
glLightfv((GLenum)(GL_LIGHT0+count), GL_DIFFUSE, vec);
glLightfv((GLenum)(GL_LIGHT0+count), GL_SPECULAR, vec);
glEnable((GLenum)(GL_LIGHT0+count));
count++;
glPopMatrix();
count++;
if(count>7)
break;
}
}
@@ -511,3 +510,5 @@ void GPC_RenderTools::applyTransform(RAS_IRasterizer* rasty,double* oglmatrix,in
}
}
}
unsigned int GPC_RenderTools::m_numgllights;