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Added support for On_Resized event to App.

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Added OpenGL code to draw a rotating triangle.
Rearranged main loop code.
This commit is contained in:
dewyatt 2010-06-12 03:21:54 -04:00
parent f5b3329281
commit 4ec949ec5b
2 changed files with 48 additions and 3 deletions
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6
EXCLUDE/GLTSF/include/App.hpp
View file

@ -18,12 +18,16 @@ public:
virtual void On_Key_Down(int Key);
virtual void On_Key_Up(int Key);
virtual void On_Char(unsigned int Char);
virtual void On_Resized(unsigned int Width, unsigned int Height);
private:
void Update();
void Draw();
static const int Width = 800;
static const int Height = 600;
static const int Bits_Per_Pixel = 32;
static const bool Fullscreen = false;
static const bool Fullscreen = true;
Window my_Window;
bool my_Done;

45
EXCLUDE/GLTSF/src/App.cpp
View file

@ -1,5 +1,11 @@
#include "App.hpp"
#include "TSF.hpp"
#include <GL/gl.h>
#include <GL/glu.h>
#pragma comment(lib, "glu32.lib")
GLfloat Rotation = 0.0f;
App::App() : my_Done(false)
{
@ -19,6 +25,7 @@ void App::Initialize()
my_Window.Initialize(L"GLTSF", Video_Mode(Width, Height, Bits_Per_Pixel), Fullscreen);
my_Window.Set_Listener(this);
my_Window.Show();
my_Window.Hide_Cursor();
}
void App::Finalize()
@ -31,8 +38,10 @@ void App::Run()
Initialize();
while (!my_Done)
{
my_Window.Update();
my_Window.Clear();
my_Window.Handle_Events();
Update();
Draw();
my_Window.Display();
}
}
@ -62,3 +71,35 @@ void App::On_Char(unsigned int Char)
{
printf("Char: U+%04X\n", Char);
}
void App::On_Resized(unsigned int Width, unsigned int Height)
{
glViewport(0, 0, Width, Height);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
}
void App::Update()
{
Rotation += 0.2f;
}
void App::Draw()
{
glClear(GL_COLOR_BUFFER_BIT);
glLoadIdentity();
glRotatef(Rotation, 0.0f, 0.0f, -1.0f);
glBegin(GL_TRIANGLES);
glColor3f(0.7f, 0.0f, 0.0f);
glVertex3f(0.0f, 0.5f, 0.0f);
glColor3f(0.0f, 0.7f, 0.0f);
glVertex3f(-0.5f, -0.5f, 0.0f);
glColor3f(0.0f, 0.0f, 0.7f);
glVertex3f(0.5f, -0.5f, 0.0f);
glEnd();
}