{

Shader();

~Shader();

bool Load(const std::string& vertName, const std::string& fragName);

void Unload();

// Set this as the active shader program

void SetActive();

// Sets a Matrix uniform

void SetMatrixUniform(const char* name, const Matrix4& matrix);

// Sets an array of matrix uniforms

void SetMatrixUniforms(const char* name, Matrix4* matrices, unsigned count);

// Sets a Vector3 uniform

void SetVectorUniform(const char* name, const Vector3& vector);

void SetVector2Uniform(const char* name, const Vector2& vector);

// Sets a float uniform

void SetFloatUniform(const char* name, float value);

// Sets an integer uniform

void SetIntUniform(const char* name, int value);

// Tries to compile the specified shader

bool CompileShader(const std::string& fileName,

GLenum shaderType,

GLuint& outShader);

// Tests whether shader compiled successfully

bool IsCompiled(GLuint shader);

// Tests whether vertex/fragment programs link

bool IsValidProgram();

// Store the shader object IDs

GLuint mVertexShader;

GLuint mFragShader;

GLuint mShaderProgram;