C++ Any::nameBeginsWith方法代码示例

Texture::Encoding::Encoding(const Any& a) {
    *this = Encoding();

    if (a.type() == Any::STRING) {
        format = ImageFormat::fromString(a);
    } else if (a.nameBeginsWith("Color4")) {
        readMultiplyFirst = a;
	}
	else if (anyNameIsColor3Variant(a)) {
        readMultiplyFirst = Color4(Color3(a), 1.0f);
    } else if (a.type() == Any::NUMBER) {
        readMultiplyFirst = Color4::one() * float(a.number());
    } else {
        AnyTableReader r(a);

        r.getIfPresent("frame", frame);
        r.getIfPresent("readMultiplyFirst", readMultiplyFirst);
        r.getIfPresent("readAddSecond", readAddSecond);

        String fmt;
        if (r.getIfPresent("format", fmt)) {
            format = ImageFormat::fromString(fmt);
        }
    }
}

ParticleSystemModel::Emitter::Specification::Specification(const Any& a) {
    a.verifyNameBeginsWith("ParticleSystemModel::Emitter");
    *this = Specification();
    AnyTableReader r(a);
    r.getIfPresent("location", location);
    r.getIfPresent("noisePower", noisePower);
    r.getIfPresent("initialDensity", initialDensity);
    r.getIfPresent("rateCurve", rateCurve);
    r.getIfPresent("coverageFadeInTime", coverageFadeInTime);
    r.getIfPresent("coverageFadeOutTime", coverageFadeOutTime);
    r.getIfPresent("particleLifetimeMean", particleLifetimeMean);
    r.getIfPresent("particleLifetimeVariance", particleLifetimeVariance);
    r.getIfPresent("angularVelocityMean", angularVelocityMean);
    r.getIfPresent("angularVelocityVariance", angularVelocityVariance);
    r.getIfPresent("material", material);
    r.getIfPresent("radiusMean", radiusMean);
    r.getIfPresent("radiusVariance", radiusVariance);
    r.getIfPresent("particleMassDensity", particleMassDensity);
    r.getIfPresent("dragCoefficient", dragCoefficient);

    shapeType = Shape::Type::NONE;
    Any shape;
    if (r.getIfPresent("shape", shape)) {
        if (shape.nameBeginsWith("ArticulatedModel") || (shape.type() == Any::STRING)) {
            shapeType = Shape::Type::MESH;
        } else {
            shapeType = Shape::Type(toUpper(shape.name()));
        }

        switch (shapeType) {
        case Shape::Type::BOX:
            box = Box(shape);
            break;

        case Shape::Type::CYLINDER:
            cylinder = Cylinder(shape);
            break;

        case Shape::Type::SPHERE:
            sphere = Sphere(shape);
            break;

        case Shape::Type::MESH:
            mesh = shape;
            break;

        default:
            shape.verify(false, "Shape must be a Box, Cylinder, Sphere, or ArticulatedModel specification");
        }
    }

    r.getIfPresent("velocityDirectionMean", velocityDirectionMean);
    r.getIfPresent("velocityConeAngleDegrees", velocityConeAngleDegrees);
    r.getIfPresent("velocityMagnitudeMean", velocityMagnitudeMean);
    r.getIfPresent("velocityMagnitudeVariance", velocityMagnitudeVariance);
    r.verifyDone();
}

ParticleSystemModel::Specification::Specification(const Any& a) {
    *this = Specification();

    if (a.nameBeginsWith("ParticleSystemModel::Emitter")) {        
        emitterArray.append(a);
    } else { 
        a.verifyNameBeginsWith("ParticleSystemModel::Specification");
        Any array = a.get("emitterArray", Any(Any::ARRAY));
        array.getArray(emitterArray);
        hasPhysics = a.get("hasPhysics", true);
    }

}

Texture::Specification::Specification(const Any& any, bool assumesRGBForAuto, Dimension defaultDimension) {
    *this = Specification();
    assumeSRGBSpaceForAuto = assumesRGBForAuto;
    dimension              = defaultDimension;

    if (any.type() == Any::STRING) {
        filename = any.string();
        if (filename == "<whiteCube>") {
            filename = "<white>";
            dimension = Texture::DIM_CUBE_MAP;
        }

        if (! beginsWith(filename, "<")) {
            filename = any.resolveStringAsFilename();
            if (FilePath::containsWildcards(filename)) {

                // Assume this is a cube map
                dimension = Texture::DIM_CUBE_MAP;
            }
        }
    } else if ((any.type() == Any::NUMBER) ||
               any.nameBeginsWith("Color4") || 
			   anyNameIsColor3Variant(any)) {
        filename = "<white>";
        encoding.readMultiplyFirst = Color4(any);
    } else {

        any.verifyNameBeginsWith("Texture::Specification");
        AnyTableReader r(any);
        r.getFilenameIfPresent("filename", filename);
        r.getFilenameIfPresent("alphaFilename", alphaFilename);
        r.getIfPresent("encoding", encoding);
        r.getIfPresent("assumeSRGBSpaceForAuto", assumeSRGBSpaceForAuto);
        {
            Any a;
            if (r.getIfPresent("dimension", a)) {
                dimension = toDimension(a);
            }
        }
        r.getIfPresent("generateMipMaps", generateMipMaps);
        r.getIfPresent("preprocess", preprocess);
        r.getIfPresent("visualization", visualization);
        r.getIfPresent("cachable", cachable);
        r.verifyDone();

        if (! any.containsKey("dimension") && FilePath::containsWildcards(filename)) {
            // Assume this is a cube map
            dimension = Texture::DIM_CUBE_MAP;
        }
    }
}

shared_ptr<Model> Scene::createModel(const Any& v, const std::string& name) {
    shared_ptr<Model> m;

    v.verify(! m_modelTable.containsKey(name), "A model named '" + name + "' already exists in this scene.");

    if ((v.type() == Any::STRING) || v.nameBeginsWith("ArticulatedModel")) {
        m = ArticulatedModel::create(v, name);

    } else if (v.nameBeginsWith("MD2Model")) {
        m = MD2Model::create(v, name);
    } else if (v.nameBeginsWith("MD3Model")) {
        m = MD3Model::create(v, name);
    } else if (v.nameBeginsWith("HeightfieldModel")) {
        m = HeightfieldModel::create(v, name);
    }

    if (isNull(m)) {
        v.verify(false, "Unrecognized model type: " + v.name());
    }

    m_modelTable.set(name, m);

    return m;
}

static bool anyNameIsColor3Variant(const Any& a) {
	return a.nameBeginsWith("Color3") || a.nameBeginsWith("Power3") || a.nameBeginsWith("Radiance3") || a.nameBeginsWith("Biradiance3") || a.nameBeginsWith("Radiosity3");
}

Scene::Ref Scene::create(const std::string& scene, GCamera& camera) 
{
	if (scene == "") 
	{
		return NULL;
	}

	Scene::Ref s = new Scene();

	const std::string* f = filenameTable().getPointer(scene);
	if (f == NULL) 
	{
		throw "No scene with name '" + scene + "' found in (" + 
			stringJoin(filenameTable().getKeys(), ", ") + ")";
	}
	const std::string& filename = *f;

	Any any;
	any.load(filename);

	// Load the lighting
	s->m_lighting = Lighting::create(any.get("lighting", Lighting::Specification()));

	// Load the models
	Any models = any["models"];
	typedef ReferenceCountedPointer<ReferenceCountedObject> ModelRef;
	Table< std::string, ModelRef > modelTable;
	for (Any::AnyTable::Iterator it = models.table().begin(); it.hasMore(); ++it) {
		ModelRef m;
		Any v = it->value;
		if (v.nameBeginsWith("ArticulatedModel")) {
			m = ArticulatedModel::create(v);
		} else if (v.nameBeginsWith("MD2Model")) {
			m = MD2Model::create(v);
		} else if (v.nameBeginsWith("MD3Model")) {
			m = MD3Model::create(v);
		} else {
			debugAssertM(false, "Unrecognized model type: " + v.name());
		}

		modelTable.set(it->key, m);        
	}

	// Instance the models
	Any entities = any["entities"];
	for (Table<std::string, Any>::Iterator it = entities.table().begin(); it.hasMore(); ++it) {
		const std::string& name = it->key;
		const Any& modelArgs = it->value;

		modelArgs.verifyType(Any::ARRAY);
		const ModelRef* model = modelTable.getPointer(modelArgs.name());
		modelArgs.verify((model != NULL), 
			"Can't instantiate undefined model named " + modelArgs.name() + ".");

		PhysicsFrameSpline frameSpline;
		ArticulatedModel::PoseSpline poseSpline;
		if (modelArgs.size() >= 1) {
			frameSpline = modelArgs[0];
			if (modelArgs.size() >= 2) {
				// Poses 
				poseSpline = modelArgs[1];
			}
		}

		ArticulatedModel::Ref artModel = model->downcast<ArticulatedModel>();
		MD2Model::Ref         md2Model = model->downcast<MD2Model>();
		MD3Model::Ref         md3Model = model->downcast<MD3Model>();

		if (artModel.notNull()) {
			s->m_entityArray.append(Entity::create(name, frameSpline, artModel, poseSpline));
		} else if (md2Model.notNull()) {
			s->m_entityArray.append(Entity::create(name, frameSpline, md2Model));
		} else if (md3Model.notNull()) {
			s->m_entityArray.append(Entity::create(name, frameSpline, md3Model));
		}
	}

	// Load the camera
	camera = any["camera"];

	if (any.containsKey("skybox")) {
		Any sky = any["skyBox"];
		s->m_skyBoxConstant = sky.get("constant", 1.0f);
		if (sky.containsKey("texture")) {
			s->m_skyBoxTexture = Texture::create(sky["texture"]);
		}
	} else {
		s->m_skyBoxTexture = s->m_lighting->environmentMapTexture;
		s->m_skyBoxConstant = s->m_lighting->environmentMapConstant;
	}

	// Default to using the skybox as an environment map if none is specified.
	if (s->m_skyBoxTexture.notNull() && s->m_lighting->environmentMapTexture.isNull()) {
		s->m_lighting->environmentMapTexture  = s->m_skyBoxTexture;
		s->m_lighting->environmentMapConstant = s->m_skyBoxConstant;
	}

	return s;
}