CGI/exercise1/include/Viewer.h
2018-09-06 14:35:43 +02:00

42 lines
1.3 KiB
C++

// This source code is property of the Computer Graphics and Visualization
// chair of the TU Dresden. Do not distribute!
// Copyright (C) CGV TU Dresden - All Rights Reserved
#pragma once
#include <gui/AbstractViewer.h>
class Viewer : public nse::gui::AbstractViewer
{
public:
Viewer();
void drawContents();
private:
void SetupGUI();
Eigen::Matrix4f modelViewMatrix, projectionMatrix;
//GUI Elements for the various options
nanogui::CheckBox* chkHasFaceCulling; //Shall back face culling be activated?
nanogui::CheckBox* chkHasDepthTesting; //Shall depth testing be activated?
nanogui::Slider* sldJuliaCX; //Seed for the Julia fractal
nanogui::Slider* sldJuliaCY;
nanogui::Slider* sldJuliaZoom; //Zoom factor for the Julia fractal
// The following variables hold OpenGL object IDs
GLuint vertex_shader_id, // ID of the vertex shader
fragment_shader_id, // ID of the fragment shader
program_id, // ID of the shader program
vertex_array_id, // ID of the vertex array
position_buffer_id, // ID of the position buffer
color_buffer_id, // ID of the color buffer
uv_map_buffer_id; // ID of the uv_map
// Read, Compile and link the shader codes to a shader program
void CreateShaders();
// Create and define the vertex array and add a number of vertex buffers
void CreateVertexBuffers();
};