cpp_photon/test/Texture_test.cpp
2005-11-15 02:59:08 +00:00

88 lines
2.5 KiB
C++

//This file is part of Photon (http://photon.sourceforge.net)
//Copyright (C) 2004-2005 James Turk
//
// Author:
// James Turk (jpt2433@rit.edu)
//
// Version:
// $Id: Texture_test.cpp,v 1.12 2005/11/15 02:59:08 cozman Exp $
#include "photon.hpp"
using namespace photon;
#include "FPSDisplayTask.hpp" // used to display FPS in title bar
class MainState : public State
{
public:
MainState() :
app(Application::getInstance())
{
video::Texture::addResource("data/icon.png");
video::Texture::addResource("robo","data/robo.png");
// Testing of errors, uncomment to get various errors
//video::Texture::addResource("nonfile"); // non-existant file
//video::Texture::addResource("Texture_test.cpp"); // non-image file
//tex[0].open("badresource"); // opening of non-existant resource
tex[0].open("data/icon.png");
tex[1].open("robo");
tex[2] = tex[1];
}
void render()
{
// draw first texture at actual size
tex[0].bind();
glBegin(GL_QUADS);
glTexCoord2f(0,0); glVertex2f(0,0);
glTexCoord2f(1,0); glVertex2f(tex[0].getWidth(),0);
glTexCoord2f(1,1); glVertex2f(tex[0].getWidth(),tex[0].getHeight());
glTexCoord2f(0,1); glVertex2f(0,100);
glEnd();
// draw second texture on a diamond shaped polygon
tex[1].bind();
glBegin(GL_QUADS);
glTexCoord2f(0,0); glVertex2f(250,200);
glTexCoord2f(1,0); glVertex2f(300,250);
glTexCoord2f(1,1); glVertex2f(250,300);
glTexCoord2f(0,1); glVertex2f(200,250);
glEnd();
// draw texture and test Texture's boolean operator
if(tex[2])
{
tex[2].bind();
glBegin(GL_QUADS);
glTexCoord2f(0,0); glVertex2f(400,400);
glTexCoord2f(1,0); glVertex2f(500,400);
glTexCoord2f(1,1); glVertex2f(500,500);
glTexCoord2f(0,1); glVertex2f(400,500);
glEnd();
}
}
private:
video::Texture tex[3];
Application& app;
};
int PhotonMain(const StrVec& args)
{
Application& app(Application::getInstance());
app.createDisplay(800,600,32,0,0,DISP_WINDOWED); // create window
// be sure to add FPSDisplayTask
app.getUpdateTaskManager().addTask(util::TaskPtr(new FPSDisplayTask()));
app.setState<MainState>(); // register state and make active
app.run(); // run until finished
return 0;
}