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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
#ifndef RENDER_HELPER
#define RENDER_HELPER
#include <GL/glew.h>
#include <glm/glm.hpp>
#include "glm/gtx/transform.hpp"
namespace oglcanvas
{
class RenderHelper
{
public:
void renderVertexConstColor(GLfloat vertices[], glm::vec4 color, GLenum mode) const;
void renderVertexUVTex(GLfloat vertices[], GLfloat uvCoordinates[], glm::vec4 color, GLenum mode) const;
void renderVertexTex(GLfloat vertices[], GLfloat, GLfloat, glm::vec4 color, GLenum mode) const;
RenderHelper();
void SetVP(int width, int height);
void SetModelAndMVP(glm::mat4 mat);
void dispose();
void InitOpenGL();
private:
RenderHelper& operator = (const RenderHelper& other);
RenderHelper(const RenderHelper& other);
GLuint m_vertexBuffer;
GLuint m_uvBuffer;
GLuint m_simpleProgID;
GLuint m_simpleUvAttrb;
GLuint m_simplePosAttrb;
GLuint m_simpleTexUnf;
GLuint m_simpleColorUnf;
GLuint m_simpleMVPUnf;
GLuint m_manTexUnf;
GLuint m_manPosAttrb;
GLuint m_manCordUnf;
GLuint m_manColorUnf;
GLuint m_manMVPUnf;
GLuint m_texPosAttrb;
GLuint m_texColorUnf;
GLuint m_texManProgID;
GLuint m_texProgID;
GLuint m_texMVPUnf;
//dimension
int m_iWidth;
int m_iHeight;
// Projection matrix : default 45 degree Field of View, 4:3 ratio, display range : 0.1 unit <-> 100 units
glm::mat4 m_Projection;
// Camera matrix
glm::mat4 m_View;
// Model matrix : an identity matrix (model will be at the origin
glm::mat4 m_Model;
// Our ModelViewProjection : multiplication of our 3 matrices
glm::mat4 m_MVP;
};
}
#endif /* RENDER_HELPER */
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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