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| |
| #include <Qt3DRender/qmaterial.h> |
| #include <Qt3DRender/qbuffer.h> |
| #include <Qt3DRender/qattribute.h> |
| #include <Qt3DRender/qgeometry.h> |
| #include <Qt3DRender/qgeometryrenderer.h> |
| |
| #include <Qt3DExtras/private/qtext2dmaterial_p.h> |
| |
| #include "distancefieldtextrenderer_p.h" |
| #include "distancefieldtextrenderer_p_p.h" |
| |
| QT_BEGIN_NAMESPACE |
| |
| namespace Qt3DExtras { |
| |
| using namespace Qt3DCore; |
| |
| DistanceFieldTextRendererPrivate::DistanceFieldTextRendererPrivate() |
| : m_renderer(nullptr) |
| , m_geometry(nullptr) |
| , m_positionAttr(nullptr) |
| , m_texCoordAttr(nullptr) |
| , m_indexAttr(nullptr) |
| , m_vertexBuffer(nullptr) |
| , m_indexBuffer(nullptr) |
| , m_material(nullptr) |
| { |
| } |
| |
| DistanceFieldTextRendererPrivate::~DistanceFieldTextRendererPrivate() |
| { |
| } |
| |
| void DistanceFieldTextRendererPrivate::init() |
| { |
| Q_Q(DistanceFieldTextRenderer); |
| |
| m_renderer = new Qt3DRender::QGeometryRenderer(q); |
| m_renderer->setPrimitiveType(Qt3DRender::QGeometryRenderer::Triangles); |
| |
| m_geometry = new Qt3DRender::QGeometry(m_renderer); |
| m_renderer->setGeometry(m_geometry); |
| |
| m_vertexBuffer = new Qt3DRender::QBuffer(m_geometry); |
| m_indexBuffer = new Qt3DRender::QBuffer(m_geometry); |
| |
| m_positionAttr = new Qt3DRender::QAttribute(m_geometry); |
| m_positionAttr->setName(Qt3DRender::QAttribute::defaultPositionAttributeName()); |
| m_positionAttr->setVertexBaseType(Qt3DRender::QAttribute::Float); |
| m_positionAttr->setAttributeType(Qt3DRender::QAttribute::VertexAttribute); |
| m_positionAttr->setVertexSize(3); |
| m_positionAttr->setByteStride(5 * sizeof(float)); |
| m_positionAttr->setByteOffset(0); |
| m_positionAttr->setBuffer(m_vertexBuffer); |
| |
| m_texCoordAttr = new Qt3DRender::QAttribute(m_geometry); |
| m_texCoordAttr->setName(Qt3DRender::QAttribute::defaultTextureCoordinateAttributeName()); |
| m_texCoordAttr->setVertexBaseType(Qt3DRender::QAttribute::Float); |
| m_texCoordAttr->setAttributeType(Qt3DRender::QAttribute::VertexAttribute); |
| m_texCoordAttr->setVertexSize(2); |
| m_texCoordAttr->setByteStride(5 * sizeof(float)); |
| m_texCoordAttr->setByteOffset(3 * sizeof(float)); |
| m_texCoordAttr->setBuffer(m_vertexBuffer); |
| |
| m_indexAttr = new Qt3DRender::QAttribute(m_geometry); |
| m_indexAttr->setAttributeType(Qt3DRender::QAttribute::IndexAttribute); |
| m_indexAttr->setVertexBaseType(Qt3DRender::QAttribute::UnsignedShort); |
| m_indexAttr->setBuffer(m_indexBuffer); |
| |
| m_geometry->addAttribute(m_positionAttr); |
| m_geometry->setBoundingVolumePositionAttribute(m_positionAttr); |
| m_geometry->addAttribute(m_texCoordAttr); |
| m_geometry->addAttribute(m_indexAttr); |
| |
| m_material = new QText2DMaterial(q); |
| |
| q->addComponent(m_renderer); |
| q->addComponent(m_material); |
| } |
| |
| DistanceFieldTextRenderer::DistanceFieldTextRenderer(QNode *parent) |
| : QEntity(*new DistanceFieldTextRendererPrivate(), parent) |
| { |
| Q_D(DistanceFieldTextRenderer); |
| d->init(); |
| } |
| |
| DistanceFieldTextRenderer::~DistanceFieldTextRenderer() |
| { |
| } |
| |
| void DistanceFieldTextRenderer::setGlyphData(Qt3DRender::QAbstractTexture *glyphTexture, |
| const QVector<float> &vertexData, |
| const QVector<quint16> &indexData) |
| { |
| Q_D(DistanceFieldTextRenderer); |
| |
| const int vertexCount = vertexData.size() / 5; |
| |
| d->m_vertexBuffer->setData(QByteArray((char*) vertexData.data(), vertexData.size() * sizeof(float))); |
| d->m_indexBuffer->setData(QByteArray((char*) indexData.data(), indexData.size() * sizeof(quint16))); |
| d->m_positionAttr->setCount(vertexCount); |
| d->m_texCoordAttr->setCount(vertexCount); |
| d->m_indexAttr->setCount(indexData.size()); |
| |
| d->m_material->setDistanceFieldTexture(glyphTexture); |
| } |
| |
| void DistanceFieldTextRenderer::setColor(const QColor &color) |
| { |
| Q_D(DistanceFieldTextRenderer); |
| d->m_material->setColor(color); |
| } |
| |
| } // namespace Qt3DExtras |
| |
| QT_END_NAMESPACE |