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Shader.cpp
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Shader.cpp
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/*
* File: Shader.cpp
* Author: dude719
*
* Created on April 19, 2015, 6:44 AM
*/
#include "Shader.h"
#include <GLEW/glew.h>
Shader::Shader()
: m_VertexShader(0),
m_GeometricShader(0),
m_FragmentShader(0),
m_Program(0)
{
}
Shader::~Shader()
{
}
int Shader::GetUniformLocation(const char* inVarName)
{
return GetVariableLocation(inVarName, true);
}
int Shader::GetAttribLocation(const char* inVarName)
{
return GetVariableLocation(inVarName, false);
}
int Shader::GetVariableLocation(const char *inVarName, bool inIsUniform)
{
int theResult = -1;
if (inIsUniform) // uniform variables
theResult = glGetUniformLocation(m_Program, inVarName);
else // attribute variables
theResult = glGetAttribLocation(m_Program, inVarName);
return theResult;
}
void Shader::Use()
{
glUseProgram(m_Program);
}