irrlicht/tests/textureRenderStates.cpp

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// Copyright (C) 2008-2009 Christian Stehno, Colin MacDonald
// No rights reserved: this software is in the public domain.
#include "irrlicht.h"
#include "testUtils.h"
using namespace irr;
using namespace core;
using namespace scene;
using namespace video;
using namespace io;
using namespace gui;
//! Tests interleaved loading and rendering of textures
/** The test loads a texture, renders it using draw2dimage, loads another
texture and renders the first one again. Due to the texture cache this
can lead to rendering of the second texture in second place. */
static bool runTestWithDriver(E_DRIVER_TYPE driverType)
{
IrrlichtDevice *device = createDevice( driverType, dimension2d<u32>(160, 120), 32);
if (!device)
return true; // Treat a failure to create a driver as benign; this saves a lot of #ifdefs
IVideoDriver* driver = device->getVideoDriver();
ISceneManager * smgr = device->getSceneManager();
ITexture* tex1 = driver->getTexture("../media/wall.bmp");
(void)smgr->addCameraSceneNode();
driver->beginScene(true, true, SColor(255,100,101,140));
driver->draw2DImage(tex1, position2di(0,0));
driver->endScene();
driver->getTexture("../media/tools.png");
driver->beginScene(true, true, SColor(255,100,101,140));
driver->draw2DImage(tex1, position2di(0,0));
driver->endScene();
bool result = takeScreenshotAndCompareAgainstReference(driver, "-textureRenderStates.png", 100);
device->drop();
return result;
}
bool textureRenderStates(void)
{
bool passed = true;
passed &= runTestWithDriver(EDT_SOFTWARE);
passed &= runTestWithDriver(EDT_BURNINGSVIDEO);
passed &= runTestWithDriver(EDT_DIRECT3D9);
passed &= runTestWithDriver(EDT_DIRECT3D8);
passed &= runTestWithDriver(EDT_OPENGL);
return passed;
}