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Effect.cpp
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Effect.cpp
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#include "Effect.h"
#include <GL/glut.h>
int Effect::m_dwTexturedQuadDisplayList = -1;
Effect::Effect()
{
Init();
}
Effect::~Effect()
{
}
void Effect::Clone(Effect *pClone)
{
Object::Clone(pClone);
}
int Effect::GenerateTexturedQuadDisplayList()
{
int dwDisplayList = glGenLists(1);
glNewList(dwDisplayList, GL_COMPILE);
glBegin(GL_QUADS);
glTexCoord2f(0.0f, 0.0f); glVertex3f(-0.5f, -0.5f, 0.0f);
glTexCoord2f(1.0f, 0.0f); glVertex3f(0.5f, -0.5f, 0.0f);
glTexCoord2f(1.0f, 1.0f); glVertex3f(0.5f, 0.5f, 0.0f);
glTexCoord2f(0.0f, 1.0f); glVertex3f(-0.5f, 0.5f, 0.0f);
glEnd();
glEndList();
return dwDisplayList;
}
void Effect::Init()
{
SetObjectType(Object::eTYPE_EFFECT);
//init the quad texture display list
if (m_dwTexturedQuadDisplayList == -1)
{
m_dwTexturedQuadDisplayList = GenerateTexturedQuadDisplayList();
}
}