66 lines
1.1 KiB
C++
66 lines
1.1 KiB
C++
#ifdef _WIN32
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#include <windows.h>
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#endif
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#include <GL/gl.h>
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#include <GL/glu.h>
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#include "../System/Debug.h"
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#include "Game.h"
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Game::Game(void) {
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_rotationAngle = 0.0f;
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}
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Game::~Game(void) {
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}
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bool Game::Init(void) {
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glEnable(GL_DEPTH_TEST);
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glDepthFunc(GL_LEQUAL);
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// Return success.
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return true;
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}
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void Game::Prepare(float dt) {
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const float SPEED = 15.0f;
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_rotationAngle += SPEED*dt;
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if(_rotationAngle > 360.0f) {
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_rotationAngle -= 360.0f;
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}
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}
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void Game::Render(void) {
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glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
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glLoadIdentity();
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glRotatef(_rotationAngle, 0, 0, 1);
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glBegin(GL_TRIANGLES);
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glColor4f(1.0f, 0.0f, 0.0f, 1.0f);
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glVertex3f(-1.0f, -0.5f, -4.0f);
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glColor4f(1.0f, 1.0f, 0.0f, 1.0f);
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glVertex3f(1.0f, -0.5f, -4.0f);
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glColor4f(0.0f, 0.0f, 1.0f, 1.0f);
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glVertex3f(0.0f, 0.5f, -4.0f);
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glEnd();
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}
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void Game::Shutdown(void) {
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}
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void Game::OnResize(int width, int height) {
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glViewport(0, 0, width, height);
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glMatrixMode(GL_PROJECTION);
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glLoadIdentity();
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gluPerspective(45.0f, float(width) / float(height), 1.0f, 100.0f);
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glMatrixMode(GL_MODELVIEW);
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glLoadIdentity();
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}
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