Ejemplo n.º 1
0
//! Deprecated \see MeshUtils::createDome(...)
Mesh * MeshBuilder::createDome(const double radius, const int horiRes, const int vertRes, const double halfSphereFraction, const double imagePercentage) { 
	VertexDescription vd;
	vd.appendPosition3D();
	vd.appendNormalByte();
	vd.appendColorRGBAByte();
	return MeshUtils::createDome(vd,radius,horiRes,vertRes,halfSphereFraction,imagePercentage);
}
Ejemplo n.º 2
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void drawTriangle(RenderingContext & rc, const Geometry::Vec3f & vertexA, const Geometry::Vec3f & vertexB, const Geometry::Vec3f & vertexC) {
	static Util::Reference<Mesh> mesh;
	if (mesh.isNull()) {
		VertexDescription vertexDescription;
		vertexDescription.appendPosition3D();
		mesh = new Mesh(vertexDescription, 3, 3);

		MeshIndexData & id = mesh->openIndexData();
		uint32_t * indices = id.data();
		indices[0] = 0;
		indices[1] = 1;
		indices[2] = 2;
		id.updateIndexRange();
		id.markAsChanged();
	}

	MeshVertexData & vd = mesh->openVertexData();
	float * vertices = reinterpret_cast<float *>(vd.data());
	// First vertex
	*vertices++ = vertexA.getX();
	*vertices++ = vertexA.getY();
	*vertices++ = vertexA.getZ();
	// Second vertex
	*vertices++ = vertexB.getX();
	*vertices++ = vertexB.getY();
	*vertices++ = vertexB.getZ();
	// Third vertex
	*vertices++ = vertexC.getX();
	*vertices++ = vertexC.getY();
	*vertices++ = vertexC.getZ();
	vd.updateBoundingBox();
	vd.markAsChanged();

	rc.displayMesh(mesh.get());
}
Ejemplo n.º 3
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void drawVector(RenderingContext & rc, const Geometry::Vec3 & from, const Geometry::Vec3 & to) {
	static Util::Reference<Mesh> mesh;
	if (mesh.isNull()) {
		VertexDescription vertexDescription;
		vertexDescription.appendPosition3D();
		mesh = new Mesh(vertexDescription, 2, 2);
		mesh->setDrawMode(Mesh::DRAW_LINES);

		MeshIndexData & id = mesh->openIndexData();
		uint32_t * indices = id.data();
		indices[0] = 0;
		indices[1] = 1;
		id.updateIndexRange();
		id.markAsChanged();
		mesh->setDataStrategy(SimpleMeshDataStrategy::getPureLocalStrategy());
	}

	MeshVertexData & vd = mesh->openVertexData();
	float * vertices = reinterpret_cast<float *> (vd.data());
	*vertices++ = from.getX(); // From
	*vertices++ = from.getY();
	*vertices++ = from.getZ();
	*vertices++ = to.getX(); // To
	*vertices++ = to.getY();
	*vertices++ = to.getZ();
	vd.updateBoundingBox();
	vd.markAsChanged();

	rc.displayMesh(mesh.get());
}
Ejemplo n.º 4
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//! Deprecated \see MeshUtils::createRingSector(...)
Mesh * MeshBuilder::createRingSector(float innerRadius, float outerRadius, uint8_t numSegments, float angle) { 
	VertexDescription vd;
	vd.appendPosition3D();
	vd.appendNormalByte();
	vd.appendColorRGBAByte();
	return MeshUtils::createRingSector(vd,innerRadius,outerRadius,numSegments,angle);
}
Ejemplo n.º 5
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void drawFullScreenRect(RenderingContext & rc){
	GET_GL_ERROR();

	static Geometry::Matrix4x4f projectionMatrix(Geometry::Matrix4x4f::orthographicProjection(-1, 1, -1, 1, -1, 1));
	static Geometry::Matrix4x4f modelViewMatrix;
	static Util::Reference<Mesh> mesh;
	if(mesh.isNull()) {
		VertexDescription vertexDescription;
		vertexDescription.appendPosition3D();
		vertexDescription.appendTexCoord();
		MeshUtils::MeshBuilder mb(vertexDescription);
		mb.position(Geometry::Vec3f(-1,-1,0)); 	mb.texCoord0(Geometry::Vec2f(0,0));	uint32_t a = mb.addVertex();
		mb.position(Geometry::Vec3f(1,-1,0)); 	mb.texCoord0(Geometry::Vec2f(1,0));	uint32_t b = mb.addVertex();
		mb.position(Geometry::Vec3f(-1,1,0)); 	mb.texCoord0(Geometry::Vec2f(0,1));	uint32_t c = mb.addVertex();
		mb.position(Geometry::Vec3f(1,1,0)); 	mb.texCoord0(Geometry::Vec2f(1,1));	uint32_t d = mb.addVertex();
		mb.addTriangle(a, b, c);
		mb.addTriangle(c, b, d);
		mesh = mb.buildMesh();
	}

	rc.pushMatrix_cameraToClipping();
	rc.setMatrix_cameraToClipping(projectionMatrix);

	rc.pushMatrix_modelToCamera();
	rc.setMatrix_modelToCamera(modelViewMatrix);

	rc.displayMesh(mesh.get());

	rc.popMatrix_modelToCamera();
	rc.popMatrix_cameraToClipping();

	GET_GL_ERROR();
}
Ejemplo n.º 6
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//! Deprecated \see MeshUtils::createConicalFrustum(...)
Mesh * MeshBuilder::createConicalFrustum(float radiusBottom, float radiusTop, float height, uint8_t numSegments) { 
	VertexDescription vd;
	vd.appendPosition3D();
	vd.appendNormalByte();
	vd.appendColorRGBAByte();
	return MeshUtils::createConicalFrustum(vd,radiusBottom,radiusTop,height,numSegments);
}
Ejemplo n.º 7
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//! Deprecated \see MeshUtils::createArrow(...)
Mesh * MeshBuilder::createArrow(float radius, float length) {
	VertexDescription vd;
	vd.appendPosition3D();
	vd.appendNormalByte();
	vd.appendColorRGBAByte();
	return MeshUtils::createArrow(vd,radius,length);
}
Ejemplo n.º 8
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void drawWireframeBox(RenderingContext & rc, const Geometry::Box & box) {
	static Util::Reference<Mesh> mesh;
	if (mesh.isNull()) {
		VertexDescription vertexDescription;
		vertexDescription.appendPosition3D();
		mesh = new Mesh(vertexDescription, 8, 16);
		mesh->setDataStrategy(SimpleMeshDataStrategy::getPureLocalStrategy());
		mesh->setDrawMode(Mesh::DRAW_LINE_STRIP);

		MeshIndexData & id = mesh->openIndexData();
		uint32_t * indices = id.data();
		/*
		 *  Corners:
		 *     6---------7
		 *    /|        /|
		 *   / |       / |
		 *  2---------3  |
		 *  |  |      |  |
		 *  |  4------|--5
		 *  | /       | /
		 *  |/        |/
		 *  0---------1
		 */
		indices[0] = 0;
		indices[1] = 2;
		indices[2] = 3;
		indices[3] = 1;
		indices[4] = 5;
		indices[5] = 7;
		indices[6] = 6;
		indices[7] = 4;
		indices[8] = 0;
		indices[9] = 1;
		indices[10] = 3;
		indices[11] = 7;
		indices[12] = 5;
		indices[13] = 4;
		indices[14] = 6;
		indices[15] = 2;
		id.updateIndexRange();
		id.markAsChanged();
	}

	MeshVertexData & vd = mesh->openVertexData();
	float * vertices = reinterpret_cast<float *>(vd.data());
	for (uint_fast8_t c = 0; c < 8; ++c) {
		const Geometry::Vec3 & corner = box.getCorner(static_cast<Geometry::corner_t> (c));
		*vertices++ = corner.getX();
		*vertices++ = corner.getY();
		*vertices++ = corner.getZ();
	}
	vd._setBoundingBox(box);
	vd.markAsChanged();

	rc.displayMesh(mesh.get());
}
Ejemplo n.º 9
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void drawGrid(RenderingContext & rc, float scale) {
	static Util::Reference<Mesh> mesh;
	if (mesh.isNull()) {
		VertexDescription vertexDescription;
		vertexDescription.appendPosition3D();
		mesh = new Mesh(vertexDescription, 4 * 101, 4 * 101);
		mesh->setDrawMode(Mesh::DRAW_LINES);
		
		MeshVertexData & vd = mesh->openVertexData();
		float * vertices = reinterpret_cast<float *> (vd.data());
		MeshIndexData & id = mesh->openIndexData();
		uint32_t * indices = id.data();
		uint32_t nextIndex = 0;
		const float step = 1.0f / 100.0f;
		for (uint_fast8_t line = 0; line < 101; ++line) {
			const float pos = -0.5f + static_cast<float> (line) * step;

			*vertices++ = -0.5f;
			*vertices++ = 0.0f;
			*vertices++ = pos;

			*vertices++ = 0.5f;
			*vertices++ = 0.0f;
			*vertices++ = pos;

			*indices++ = nextIndex++;
			*indices++ = nextIndex++;

			*vertices++ = pos;
			*vertices++ = 0.0f;
			*vertices++ = -0.5f;

			*vertices++ = pos;
			*vertices++ = 0.0f;
			*vertices++ = 0.5f;

			*indices++ = nextIndex++;
			*indices++ = nextIndex++;

		}
		vd.updateBoundingBox();
		vd.markAsChanged();
		id.updateIndexRange();
		id.markAsChanged();
	}

	Geometry::Matrix4x4 matrix;
	matrix.scale(scale);
	rc.pushMatrix_modelToCamera();
	rc.multMatrix_modelToCamera(matrix);
	rc.displayMesh(mesh.get());
	rc.popMatrix_modelToCamera();
}
Ejemplo n.º 10
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void drawFrustum(RenderingContext & rc, const Geometry::Frustum & frustum, const Util::Color4f & color, float lineWidth) {
	static Util::Reference<Mesh> mesh;
	if (mesh.isNull()) {
		VertexDescription vertexDescription;
		vertexDescription.appendPosition3D();
		mesh = new Mesh(vertexDescription, 8, 16);
		mesh->setDrawMode(Mesh::DRAW_LINE_STRIP);

		MeshIndexData & id = mesh->openIndexData();
		uint32_t * indices = id.data();
		indices[0] = 0;
		indices[1] = 2;
		indices[2] = 3;
		indices[3] = 1;
		indices[4] = 5;
		indices[5] = 7;
		indices[6] = 6;
		indices[7] = 4;
		indices[8] = 0;
		indices[9] = 1;
		indices[10] = 3;
		indices[11] = 7;
		indices[12] = 5;
		indices[13] = 4;
		indices[14] = 6;
		indices[15] = 2;
		id.updateIndexRange();
	}

	MeshVertexData & vd = mesh->openVertexData();
	float * vertices = reinterpret_cast<float *>(vd.data());
	for (uint_fast8_t c = 0; c < 8; ++c) {
		const Geometry::Vec3 & corner = frustum[static_cast<Geometry::corner_t> (c)];
		*vertices++ = corner.getX();
		*vertices++ = corner.getY();
		*vertices++ = corner.getZ();
	}
	vd.updateBoundingBox();
	vd.markAsChanged();

	rc.pushAndSetLine(lineWidth);
	rc.pushAndSetLighting(LightingParameters(false));
	rc.pushAndSetColorMaterial(color);
	rc.displayMesh(mesh.get());
	rc.popMaterial();
	rc.popLighting();
	rc.popLine();
}
Ejemplo n.º 11
0
void drawBox(RenderingContext & rc, const Geometry::Box & box) {
	static Util::Reference<Mesh> mesh;
	if (mesh.isNull()) {
		VertexDescription vertexDescription;
		vertexDescription.appendPosition3D();
		vertexDescription.appendNormalFloat();
		const Geometry::Box unitBox(Geometry::Vec3(-0.5f, -0.5f, -0.5f), Geometry::Vec3(0.5f, 0.5f, 0.5f));
		mesh = MeshUtils::MeshBuilder::createBox(vertexDescription, unitBox);
	}

	Geometry::Matrix4x4 matrix;
	matrix.translate(box.getCenter());
	matrix.scale(box.getExtentX(), box.getExtentY(), box.getExtentZ());
	rc.pushMatrix_modelToCamera();
	rc.multMatrix_modelToCamera(matrix);
	rc.displayMesh(mesh.get());
	rc.popMatrix_modelToCamera();
}
Ejemplo n.º 12
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void drawRect(RenderingContext & rc, const Geometry::Rect & rect) {
	static Util::Reference<Mesh> mesh;
	if (mesh.isNull()) {
		VertexDescription vertexDescription;
		vertexDescription.appendPosition2D();
		mesh = new Mesh(vertexDescription, 4, 6);
		mesh->setDrawMode(Mesh::DRAW_TRIANGLES);

		MeshVertexData & vd = mesh->openVertexData();
		float * vertices = reinterpret_cast<float *> (vd.data());
		*vertices++ = 0.0f; // Bottom left
		*vertices++ = 0.0f;
		*vertices++ = 1.0f; // Bottom right
		*vertices++ = 0.0f;
		*vertices++ = 1.0f; // Top right
		*vertices++ = 1.0f;
		*vertices++ = 0.0f; // Top left
		*vertices++ = 1.0f;
		vd.updateBoundingBox();
		vd.markAsChanged();

		MeshIndexData & id = mesh->openIndexData();
		uint32_t * indices = id.data();
		indices[0] = 0;
		indices[1] = 2;
		indices[2] = 1;
		indices[3] = 0;
		indices[4] = 3;
		indices[5] = 2;
		id.updateIndexRange();
		id.markAsChanged();
	}

	Geometry::Matrix4x4 matrix;
	matrix.translate(rect.getX(), rect.getY(), 0.0f);
	matrix.scale(rect.getWidth(), rect.getHeight(), 1.0f);
	rc.pushMatrix_modelToCamera();
	rc.multMatrix_modelToCamera(matrix);
	rc.displayMesh(mesh.get());
	rc.popMatrix_modelToCamera();
}
Ejemplo n.º 13
0
//!	(internal,static)
void StreamerMMF::readVertexData(Mesh * mesh, Reader & in) {
	static const std::string warningPrefix("LoaderMMF::readVertexData: ");

	VertexDescription vd;

	for(uint32_t attrId = in.read_uint32(); attrId != StreamerMMF::MMF_END ; attrId = in.read_uint32()) {
		uint32_t numValues = in.read_uint32();
		uint32_t glType = in.read_uint32();
		uint32_t extLength = in.read_uint32();
		std::string name;

		switch(attrId) {
			case 0x00: {
					static const std::string s( VertexAttributeIds::POSITION.toString() );
					name = s;
					break;
				}
			case 0x01: {
					static const std::string s( VertexAttributeIds::NORMAL.toString() );
					name = s;
					break;
				}
			case 0x02: {
					static const std::string s( VertexAttributeIds::COLOR.toString() );
					name = s;
					break;
				}
			case 0x06: {
					static const std::string s( VertexAttributeIds::TEXCOORD0.toString() );
					name = s;
					break;
				}
			case 0x07: {
					static const std::string s( VertexAttributeIds::TEXCOORD1.toString() );
					name = s;
					break;
				}
			case MMF_CUSTOM_ATTR_ID: {
					break;
				}
			default: {
					WARN(warningPrefix+"Unknown attribute found.");
					break;
				}
		}


		while(extLength >= 8) {
			uint32_t extBlockType=in.read_uint32();
			uint32_t extBlockSize=in.read_uint32();
			extLength-=8;

			if(extLength>extBlockSize) {
				WARN(warningPrefix+"Error in vertex block");
				FAIL();
			}

			std::vector<uint8_t> data(extBlockSize);
			in.read(data.data(),extBlockSize);
			extLength-=extBlockSize;

			if(extBlockType==MMF_VERTEX_ATTR_EXT_NAME) {
				name.assign(data.begin(), data.end());
				name=name.substr(0,name.find('\0')); // remove additional zeros
			} else {
				WARN(warningPrefix+"Found unsupported ext data, skipping data.");
			}
		}
		if(extLength!=0) {
			WARN(warningPrefix+"Error in vertex block");
			FAIL();
		}
		if(name.empty())
			WARN(warningPrefix+"Found unnamed vertex attribute.");

		vd.appendAttribute(name,numValues,glType);
//        vd.setData(index, numValues, glType);

	}
	const uint32_t count = in.read_uint32();
	MeshVertexData & vertices = mesh->openVertexData();
	vertices.allocate(count,vd);

	in.read( vertices.data(), vertices.dataSize());

	vertices.updateBoundingBox();
}
Ejemplo n.º 14
0
void drawCamera(RenderingContext & rc, const Util::Color4f & color) {
	static Util::Reference<Mesh> mesh;
	if (mesh.isNull()) {
		std::deque<Mesh *> meshes;
		std::deque<Geometry::Matrix4x4f> transformations;

		{
			VertexDescription vertexDescription;
			vertexDescription.appendPosition3D();
			vertexDescription.appendNormalFloat();
			Geometry::Box box(Geometry::Vec3f(0.0f, 0.0f, 0.1f), 0.2f, 0.5f, 0.8f);
			meshes.push_back(MeshUtils::MeshBuilder::createBox(vertexDescription, box));
			transformations.push_back(Geometry::Matrix4x4());
		}
		{
			// Lens
			meshes.push_back(MeshUtils::MeshBuilder::createConicalFrustum(0.1f, 0.25f, 0.2f, 16));
			Geometry::Matrix4x4f mat;
			mat.translate(0.0f, 0.0f, -0.3f);
			mat.rotate_deg(90.0f, 0.0f, 1.0f, 0.0f);
			transformations.push_back(mat);
		}
		{
			// Lens cap
			meshes.push_back(MeshUtils::MeshBuilder::createDiscSector(0.25f, 16));
			Geometry::Matrix4x4f mat;
			mat.translate(0.0f, 0.0f, -0.5f);
			mat.rotate_deg(-90.0f, 0.0f, 1.0f, 0.0f);
			transformations.push_back(mat);
		}

		{
			// First film reel
			meshes.push_back(MeshUtils::MeshBuilder::createConicalFrustum(0.2f, 0.2f, 0.1f, 16));
			Geometry::Matrix4x4f mat;
			mat.translate(-0.05f, 0.45f, -0.1f);
			transformations.push_back(mat);
		}
		{
			meshes.push_back(MeshUtils::MeshBuilder::createDiscSector(0.2f, 16));
			Geometry::Matrix4x4f mat;
			mat.translate(-0.05f, 0.45f, -0.1f);
			transformations.push_back(mat);
		}
		{
			meshes.push_back(MeshUtils::MeshBuilder::createDiscSector(0.2f, 16));
			Geometry::Matrix4x4f mat;
			mat.translate(0.05f, 0.45f, -0.1f);
			mat.rotate_deg(180.0f, 0.0f, 1.0f, 0.0f);
			transformations.push_back(mat);
		}

		{
			// Second film reel
			meshes.push_back(MeshUtils::MeshBuilder::createConicalFrustum(0.2f, 0.2f, 0.1f, 16));
			Geometry::Matrix4x4f mat;
			mat.translate(-0.05f, 0.45f, 0.3f);
			transformations.push_back(mat);
		}
		{
			meshes.push_back(MeshUtils::MeshBuilder::createDiscSector(0.2f, 16));
			Geometry::Matrix4x4f mat;
			mat.translate(-0.05f, 0.45f, 0.3f);
			transformations.push_back(mat);
		}
		{
			meshes.push_back(MeshUtils::MeshBuilder::createDiscSector(0.2f, 16));
			Geometry::Matrix4x4f mat;
			mat.translate(0.05f, 0.45f, 0.3f);
			mat.rotate_deg(180.0f, 0.0f, 1.0f, 0.0f);
			transformations.push_back(mat);
		}

		mesh = MeshUtils::combineMeshes(meshes, transformations);
	}

	rc.pushAndSetLighting(LightingParameters(false));
	rc.pushAndSetColorMaterial(Util::Color4f(color));
	rc.displayMesh(mesh.get());
	rc.popMaterial();
	rc.popLighting();
}
Ejemplo n.º 15
0
void drawCoordSys(RenderingContext & rc, float scale) {
	static Util::Reference<Mesh> arrow;
	static Util::Reference<Mesh> sphere;
	static Util::Reference<Mesh> charX;
	static Util::Reference<Mesh> charY;
	static Util::Reference<Mesh> charZ;
	const float radius = 0.025f;
	if (arrow.isNull()) {
		std::deque<Mesh *> meshes;
		std::deque<Geometry::Matrix4x4> transformations;

		Geometry::Matrix4x4 transform;

		meshes.push_back(MeshUtils::MeshBuilder::createConicalFrustum(radius, radius, 0.7f, 16));
		transformations.push_back(transform);

		meshes.push_back(MeshUtils::MeshBuilder::createConicalFrustum(radius, 2.0f * radius, 0.01f, 16));
		transform.translate(0.7f, 0.0f, 0.0f);
		transformations.push_back(transform);

		meshes.push_back(MeshUtils::MeshBuilder::createCone(2.0f * radius, 0.29f, 16));
		transform.translate(0.01f, 0.0f, 0.0f);
		transformations.push_back(transform);

		arrow = MeshUtils::combineMeshes(meshes, transformations);
		MeshUtils::optimizeIndices(arrow.get());

		while (!meshes.empty()) {
			delete meshes.back();
			meshes.pop_back();
		}
	}
	if (sphere.isNull()) {
		Util::Reference<Mesh> icosahedron = MeshUtils::PlatonicSolids::createIcosahedron();
		sphere = MeshUtils::PlatonicSolids::createEdgeSubdivisionSphere(icosahedron.get(), 2);
		Geometry::Matrix4x4 transform;
		transform.scale(1.1f * radius);
		MeshUtils::transform(sphere.get()->openVertexData(), transform);
	}
	if(charX.isNull()) {
		std::deque<Mesh *> meshes;
		std::deque<Geometry::Matrix4x4> transformations;

		VertexDescription vertexDescription;
		vertexDescription.appendPosition3D();
		vertexDescription.appendNormalFloat();

		const Geometry::Box box(Geometry::Vec3f(0.0f, 0.0f, 0.0f), 0.02f, 0.2f, 0.05f);
		{
			meshes.push_back(MeshUtils::MeshBuilder::createBox(vertexDescription, box));
			Geometry::Matrix4x4 transform;
			transform.translate(1.2f, 0.0f, 0.0f);
			transform.rotate_deg(30.0f, 0.0f, 0.0f, -1.0f);
			transformations.push_back(transform);
		}
		{
			meshes.push_back(MeshUtils::MeshBuilder::createBox(vertexDescription, box));
			Geometry::Matrix4x4 transform;
			transform.translate(1.2f, 0.0f, 0.0f);
			transform.rotate_deg(-30.0f, 0.0f, 0.0f, -1.0f);
			transformations.push_back(transform);
		}
		charX = MeshUtils::combineMeshes(meshes, transformations);
		MeshUtils::optimizeIndices(charX.get());

		while(!meshes.empty()) {
			delete meshes.back();
			meshes.pop_back();
		}
	}
	if(charY.isNull()) {
		std::deque<Mesh *> meshes;
		std::deque<Geometry::Matrix4x4> transformations;

		VertexDescription vertexDescription;
		vertexDescription.appendPosition3D();
		vertexDescription.appendNormalFloat();

		const Geometry::Box box(Geometry::Vec3f(0.0f, 0.0f, 0.0f), 0.02f, 0.1f, 0.05f);
		{
			meshes.push_back(MeshUtils::MeshBuilder::createBox(vertexDescription, box));
			Geometry::Matrix4x4 transform;
			transform.translate(0.025f, 0.045f, 0.0f);
			transform.rotate_deg(30.0f, 0.0f, 0.0f, -1.0f);
			transformations.push_back(transform);
		}
		{
			meshes.push_back(MeshUtils::MeshBuilder::createBox(vertexDescription, box));
			Geometry::Matrix4x4 transform;
			transform.translate(-0.025f, 0.045f, 0.0f);
			transform.rotate_deg(-30.0f, 0.0f, 0.0f, -1.0f);
			transformations.push_back(transform);
		}
		{
			meshes.push_back(MeshUtils::MeshBuilder::createBox(vertexDescription, box));
			Geometry::Matrix4x4 transform;
			transform.translate(0.0f, -0.045f, 0.0f);
			transformations.push_back(transform);
		}
		charY = MeshUtils::combineMeshes(meshes, transformations);
		Geometry::Matrix4x4 transform;
		transform.translate(1.2f, 0.0f, 0.0f);
		transform.rotate_deg(90.0f, 0.0f, 0.0f, -1.0f);
		MeshUtils::transform(charY->openVertexData(), transform);
		MeshUtils::optimizeIndices(charY.get());

		while(!meshes.empty()) {
			delete meshes.back();
			meshes.pop_back();
		}
	}
	if(charZ.isNull()) {
		std::deque<Mesh *> meshes;
		std::deque<Geometry::Matrix4x4> transformations;

		VertexDescription vertexDescription;
		vertexDescription.appendPosition3D();
		vertexDescription.appendNormalFloat();

		const Geometry::Box box(Geometry::Vec3f(0.0f, 0.0f, 0.0f), 0.02f, 0.1f, 0.05f);
		{
			meshes.push_back(MeshUtils::MeshBuilder::createBox(vertexDescription, box));
			Geometry::Matrix4x4 transform;
			transform.translate(1.2f, 0.075f, 0.0f);
			transform.rotate_deg(90.0f, 0.0f, 0.0f, -1.0f);
			transformations.push_back(transform);
		}
		{
			meshes.push_back(MeshUtils::MeshBuilder::createBox(vertexDescription, box));
			Geometry::Matrix4x4 transform;
			transform.translate(1.2f, 0.0f, 0.0f);
			transform.rotate_deg(-30.0f, 0.0f, 0.0f, -1.0f);
			transform.scale(1.0f, 1.6f, 1.0f);
			transformations.push_back(transform);
		}
		{
			meshes.push_back(MeshUtils::MeshBuilder::createBox(vertexDescription, box));
			Geometry::Matrix4x4 transform;
			transform.translate(1.2f, -0.075f, 0.0f);
			transform.rotate_deg(-90.0f, 0.0f, 0.0f, -1.0f);
			transformations.push_back(transform);
		}
		charZ = MeshUtils::combineMeshes(meshes, transformations);
		MeshUtils::optimizeIndices(charZ.get());

		while(!meshes.empty()) {
			delete meshes.back();
			meshes.pop_back();
		}
	}
	// Origin
	rc.pushAndSetColorMaterial(Util::ColorLibrary::WHITE);
	rc.displayMesh(sphere.get());
	rc.popMaterial();

	// X axis
	Geometry::Matrix4x4 transform;
	transform.scale(scale, 1.0f, 1.0f);
	rc.pushMatrix_modelToCamera();
	rc.multMatrix_modelToCamera(transform);
	rc.pushAndSetColorMaterial(Util::ColorLibrary::RED);
	rc.displayMesh(arrow.get());
	rc.displayMesh(charX.get());
	rc.popMaterial();
	rc.popMatrix_modelToCamera();
	// Y axis
	transform.setIdentity();
	transform.scale(1.0f, scale, 1.0f);
	transform.rotate_deg(90.0f, 0.0f, 0.0f, 1.0f);
	rc.pushMatrix_modelToCamera();
	rc.multMatrix_modelToCamera(transform);
	rc.pushAndSetColorMaterial(Util::ColorLibrary::GREEN);
	rc.displayMesh(arrow.get());
	rc.displayMesh(charY.get());
	rc.popMaterial();
	rc.popMatrix_modelToCamera();
	// Z axis
	transform.setIdentity();
	transform.scale(1.0f, 1.0f, scale);
	transform.rotate_deg(90.0f, 0.0f, -1.0f, 0.0f);
	rc.pushMatrix_modelToCamera();
	rc.multMatrix_modelToCamera(transform);
	rc.pushAndSetColorMaterial(Util::ColorLibrary::BLUE);
	rc.displayMesh(arrow.get());
	rc.displayMesh(charZ.get());
	rc.popMaterial();
	rc.popMatrix_modelToCamera();
}
Ejemplo n.º 16
0
VertexArrayPtr RenderContext::createVertexArray(VertexDescription description, VertexBufferPtr buffer) {
  VertexArrayPtr vao = VertexArrayPtr(new VertexArray());
  vao->bind();
  buffer->bind();
  int offset = 0;
  for(VertexDescriptionElement e : description) {
    if(e.shaderAttribLocation() != -1) {
      glVertexAttribPointer(e.shaderAttribLocation(), e.numberOfComponents(), (int)e.type(), GL_FALSE, description.sizeInBytes(), (char*)nullptr + offset);
      glEnableVertexAttribArray(e.shaderAttribLocation());
    }
    offset += e.sizeInBytes();
  }
  buffer->release();
  vao->release();
  return vao;
}
Ejemplo n.º 17
0
void drawQuad(RenderingContext & rc, const Geometry::Vec3 & lowerLeft, const Geometry::Vec3 & lowerRight, const Geometry::Vec3 & upperRight,
				const Geometry::Vec3 & upperLeft) {
	static Util::Reference<Mesh> mesh;
	if (mesh.isNull()) {
		VertexDescription vertexDescription;
		vertexDescription.appendPosition3D();
		vertexDescription.appendNormalFloat();
		vertexDescription.appendTexCoord();
		mesh = new Mesh(vertexDescription, 4, 6);

		MeshIndexData & id = mesh->openIndexData();
		uint32_t * indices = id.data();
		indices[0] = 0;
		indices[1] = 1;
		indices[2] = 2;
		indices[3] = 0;
		indices[4] = 2;
		indices[5] = 3;
		id.updateIndexRange();
		id.markAsChanged();
	}
	const Geometry::Vec3 edgeA = lowerRight - lowerLeft;
	const Geometry::Vec3 edgeB = upperLeft - lowerLeft;
	Geometry::Vec3 normal = edgeA.cross(edgeB);
	normal.normalize();

	MeshVertexData & vd = mesh->openVertexData();
	float * vertices = reinterpret_cast<float *> (vd.data());
	// Lower left
	*vertices++ = lowerLeft.getX();
	*vertices++ = lowerLeft.getY();
	*vertices++ = lowerLeft.getZ();
	*vertices++ = normal.getX();
	*vertices++ = normal.getY();
	*vertices++ = normal.getZ();
	*vertices++ = 0.0f;
	*vertices++ = 0.0f;
	// Lower right
	*vertices++ = lowerRight.getX();
	*vertices++ = lowerRight.getY();
	*vertices++ = lowerRight.getZ();
	*vertices++ = normal.getX();
	*vertices++ = normal.getY();
	*vertices++ = normal.getZ();
	*vertices++ = 1.0f;
	*vertices++ = 0.0f;
	// Upper right
	*vertices++ = upperRight.getX();
	*vertices++ = upperRight.getY();
	*vertices++ = upperRight.getZ();
	*vertices++ = normal.getX();
	*vertices++ = normal.getY();
	*vertices++ = normal.getZ();
	*vertices++ = 1.0f;
	*vertices++ = 1.0f;
	// Upper left
	*vertices++ = upperLeft.getX();
	*vertices++ = upperLeft.getY();
	*vertices++ = upperLeft.getZ();
	*vertices++ = normal.getX();
	*vertices++ = normal.getY();
	*vertices++ = normal.getZ();
	*vertices++ = 0.0f;
	*vertices++ = 1.0f;
	vd.updateBoundingBox();
	vd.markAsChanged();

	rc.displayMesh(mesh.get());
}