85 lines
2.0 KiB
C++
85 lines
2.0 KiB
C++
#include "Application.h"
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#include <Windows.h>
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#include <glew/glew.h>
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#include <gl/GL.h>
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#pragma comment(lib, "opengl32.lib")
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Application::Application(const char* class_name, HINSTANCE h_instance)
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: m_window(class_name, h_instance), m_input_manager(&m_window.get_input_manager()), m_client_size(1280, 720)
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{
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}
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Application::~Application()
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{
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HGLRC h_glrc = m_window.get_h_glrc();
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if (h_glrc != nullptr) {
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// Unset the current OpenGL Rendering Context and Device
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wglMakeCurrent(NULL, NULL);
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wglDeleteContext(h_glrc);
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m_window.set_h_glrc(nullptr);
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}
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}
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int Application::run()
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{
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if (!base_init()) return 1;
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MessageResponse resp(UNSET);
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while (resp != QUIT_MESSAGE) {
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// Handle all messages
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while ((resp = m_window.handle_message()) == HANDLED_MESSAGE) {}
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float delta_time = m_fps.mark();
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clock_t clock = m_fps.get_clock();
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update(delta_time, clock);
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render();
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m_window.swap();
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}
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return 0;
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}
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void Application::close()
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{
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}
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bool Application::base_init()
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{
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if (!m_window.register_class()) return false;
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if (!m_window.create_window("OpenGLEngine", -1, -1, m_client_size.x, m_client_size.y)) return false;
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// Initialize window with OpenGL (May want to move this into MyApplication to allow application customization)
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// https://www.khronos.org/opengl/wiki/Creating_an_OpenGL_Context_(WGL)
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HDC device_context = m_window.get_h_dc();
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// PIXELFORMATDESCRIPTOR https://msdn.microsoft.com/en-us/library/cc231189.aspx
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PIXELFORMATDESCRIPTOR pfd;
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ZeroMemory(&pfd, sizeof(PIXELFORMATDESCRIPTOR));
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pfd.nSize = sizeof(PIXELFORMATDESCRIPTOR);
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pfd.nVersion = 1;
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pfd.dwFlags = PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL | PFD_DOUBLEBUFFER;
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pfd.cColorBits = 32;
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pfd.cDepthBits = 24;
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pfd.cStencilBits = 8;
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pfd.iLayerType = PFD_MAIN_PLANE;
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int pixel_format = ChoosePixelFormat(device_context, &pfd);
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SetPixelFormat(device_context, pixel_format, &pfd);
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m_window.set_h_glrc(wglCreateContext(m_window.get_h_dc()));
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m_window.show(SW_NORMAL);
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m_fps.prepare();
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return init();
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}
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void Application::base_close()
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{
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close();
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}
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