C++ (Cpp) TextureMapping3D Examples

Example #1

File: checkerboard.cpp Project: marwan-abdellah/luxrender-lux

// CheckerboardTexture Method Definitions
Texture<float> * Checkerboard::CreateFloatTexture(const Transform &tex2world,
	const ParamSet &tp)
{
	int dim = tp.FindOneInt("dimension", 2);
	if (dim != 2 && dim != 3) {
		LOG( LUX_ERROR,LUX_UNIMPLEMENT) << dim << " dimensional checkerboard texture not supported";
		return NULL;
	}
	boost::shared_ptr<Texture<float> > tex1(tp.GetFloatTexture("tex1", 1.f));
	boost::shared_ptr<Texture<float> > tex2(tp.GetFloatTexture("tex2", 0.f));
	if (dim == 2) {
		// Initialize 2D texture mapping _map_ from _tp_
		string aamode = tp.FindOneString("aamode", "none");
		return new Checkerboard2D(TextureMapping2D::Create(tex2world, tp), tex1, tex2, aamode);
	} else {
		TextureMapping3D *imap;
		// Read mapping coordinates
		string coords = tp.FindOneString("coordinates", "global");
		if (coords == "global")
			imap = new GlobalMapping3D(tex2world);
		else if (coords == "local")
			imap = new LocalMapping3D(tex2world);
		else if (coords == "uv")
			imap = new UVMapping3D(tex2world);
		else if (coords == "globalnormal")
			imap = new GlobalNormalMapping3D(tex2world);
		else if (coords == "localnormal")
			imap = new LocalNormalMapping3D(tex2world);
		else
			imap = new GlobalMapping3D(tex2world);
		// Apply texture specified transformation option for 3D mapping
		imap->Apply3DTextureMappingOptions(tp);
		return new Checkerboard3D(imap, tex1, tex2);
	}
}

Example #2

File: marble.cpp Project: sonyomega/luxrender-lux

// MarbleTexture Method Definitions
Texture<SWCSpectrum> * MarbleTexture::CreateSWCSpectrumTexture(const Transform &tex2world,
	const ParamSet &tp)
{
	TextureMapping3D *imap;
	// Read mapping coordinates
	string coords = tp.FindOneString("coordinates", "global");
	if (coords == "global")
		imap = new GlobalMapping3D(tex2world);
	else if (coords == "local")
		imap = new LocalMapping3D(tex2world);
	else if (coords == "uv")
		imap = new UVMapping3D(tex2world);
	else if (coords == "globalnormal")
		imap = new GlobalNormalMapping3D(tex2world);
	else if (coords == "localnormal")
		imap = new LocalNormalMapping3D(tex2world);
	else
		imap = new GlobalMapping3D(tex2world);
	// Apply texture specified transformation option for 3D mapping
	imap->Apply3DTextureMappingOptions(tp);
	return new MarbleTexture(tp.FindOneInt("octaves", 8),
		tp.FindOneFloat("roughness", .5f),
		tp.FindOneFloat("scale", 1.f),
		tp.FindOneFloat("variation", .2f),
		imap);
}