Differential D15043 Diff 40455 src/widgets/3dview/linemeshgeometry.cpp

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src/widgets/3dview/linemeshgeometry.cpp

Show All 15 Lines		1	/* Atelier KDE Printer Host for 3D Printing
16	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	16		MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17	GNU General Public License for more details.	17		GNU General Public License for more details.
18		18
19	You should have received a copy of the GNU General Public License	19		You should have received a copy of the GNU General Public License
20	along with this program. If not, see <http://www.gnu.org/licenses/>.	20		along with this program. If not, see <http://www.gnu.org/licenses/>.
21	*/	21		*/
22		22
23	#include <QVector>	23		#include <QVector>
24	#include <QVector3D>
25	#include "linemeshgeometry.h"	24		#include "linemeshgeometry.h"
26		25
27	LineMeshGeometry::LineMeshGeometry(const QVector<QVector3D> &vertices, Qt3DCore::QNode *parent) :	26		LineMeshGeometry::LineMeshGeometry(const QVector<QVector3D> &vertices, Qt3DCore::QNode *parent) :
28	Qt3DRender::QGeometry(parent)	27		Qt3DRender::QGeometry(parent)
29	, _positionAttribute(new Qt3DRender::QAttribute(this))	28		, _positionAttribute(new Qt3DRender::QAttribute(this))
30	, _vertexBuffer(new Qt3DRender::QBuffer(Qt3DRender::QBuffer::VertexBuffer, this))	29		, _vertexBuffer(new Qt3DRender::QBuffer(Qt3DRender::QBuffer::VertexBuffer, this))
31	{	30		{
32	QByteArray vertexBufferData;	31		QByteArray vertexBufferData;
33	vertexBufferData.resize(vertices.size() * static_cast<int>(sizeof(QVector3D)));	32		vertexBufferData.resize(vertices.size() * static_cast<int>(sizeof(QVector3D)));
34	memcpy(vertexBufferData.data(), vertices.constData(), static_cast<size_t>(vertexBufferData.size()));	33		memcpy(vertexBufferData.data(), vertices.constData(), static_cast<size_t>(vertexBufferData.size()));
35	_vertexBuffer->setData(vertexBufferData);	34		_vertexBuffer->setData(vertexBufferData);
36		35
37	_positionAttribute->setAttributeType(Qt3DRender::QAttribute::VertexAttribute);	36		_positionAttribute->setAttributeType(Qt3DRender::QAttribute::VertexAttribute);
38	_positionAttribute->setBuffer(_vertexBuffer);	37		_positionAttribute->setBuffer(_vertexBuffer);
39	_positionAttribute->setDataType(Qt3DRender::QAttribute::Float);	38		_positionAttribute->setDataType(Qt3DRender::QAttribute::Float);
40	_positionAttribute->setDataSize(3);	39		_positionAttribute->setDataSize(3);
41	_positionAttribute->setName(Qt3DRender::QAttribute::defaultPositionAttributeName());	40		_positionAttribute->setName(Qt3DRender::QAttribute::defaultPositionAttributeName());
42		41
43	addAttribute(_positionAttribute);	42		addAttribute(_positionAttribute);
		43
		44		if (vertices.isEmpty()) {
			patrickelectricUnsubmitted Not Done We are fan of hugs ;) (one line brackets) Please use our style script, under scripts/style.sh patrickelectric: We are fan of hugs ;) (one line brackets) Please use our style script, under scripts/style.sh
		45		return;
		46		}
		47
		48		float minX = vertices.first().x();
		49		float maxX = vertices.first().x();
		50		float minY = vertices.first().y();
		51		float maxY = vertices.first().y();
		52		float minZ = vertices.first().z();
		53		float maxZ = vertices.first().z();
		54		for (const auto &position : vertices) {
		55		if (position.x() < minX) {
		56		minX = position.x();
		57		}
		58		if (position.x() > maxX) {
		59		maxX = position.x();
		60		}
		61		if (position.y() < minY) {
		62		minY = position.y();
		63		}
		64		if (position.y() > maxY) {
		65		maxY = position.y();
		66		}
		67		if (position.z() < minZ) {
		68		minZ = position.z();
		69		}
		70		if (position.z() > maxZ) {
		71		maxZ = position.z();
		72		}
		73		}
		74		_center = QVector3D((minX + maxX) / 2.0f,
		75		(minY + maxY) / 2.0f,
		76		(minZ + maxZ) / 2.0f);
44	}	77		}
45		78
46	LineMeshGeometry::~LineMeshGeometry()	79		LineMeshGeometry::~LineMeshGeometry()
47	{	80		{
48	}	81		}
49		82
50	int LineMeshGeometry::vertexCount()	83		int LineMeshGeometry::vertexCount()
51	{	84		{
52	return _vertexBuffer->data().size() / static_cast<int>(sizeof(QVector3D));	85		return _vertexBuffer->data().size() / static_cast<int>(sizeof(QVector3D));
53	}	86		}
		87
		88		QVector3D LineMeshGeometry::center()
		89		{
		90		return _center;
		91		}