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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#include "qsgopenvgspritenode.h"
#include "qsgopenvgtexture.h"
QT_BEGIN_NAMESPACE
QSGOpenVGSpriteNode::QSGOpenVGSpriteNode()
: m_time(0.0f)
{
// Set Dummy material and geometry to avoid asserts
setMaterial((QSGMaterial*)1);
setGeometry((QSGGeometry*)1);
}
QSGOpenVGSpriteNode::~QSGOpenVGSpriteNode()
{
delete m_texture;
}
void QSGOpenVGSpriteNode::setTexture(QSGTexture *texture)
{
m_texture = static_cast<QSGOpenVGTexture*>(texture);
markDirty(DirtyMaterial);
}
void QSGOpenVGSpriteNode::setTime(float time)
{
if (m_time != time) {
m_time = time;
markDirty(DirtyMaterial);
}
}
void QSGOpenVGSpriteNode::setSourceA(const QPoint &source)
{
if (m_sourceA != source) {
m_sourceA = source;
markDirty(DirtyMaterial);
}
}
void QSGOpenVGSpriteNode::setSourceB(const QPoint &source)
{
if (m_sourceB != source) {
m_sourceB = source;
markDirty(DirtyMaterial);
}
}
void QSGOpenVGSpriteNode::setSpriteSize(const QSize &size)
{
if (m_spriteSize != size) {
m_spriteSize = size;
markDirty(DirtyMaterial);
}
}
void QSGOpenVGSpriteNode::setSheetSize(const QSize &size)
{
if (m_sheetSize != size) {
m_sheetSize = size;
markDirty(DirtyMaterial);
}
}
void QSGOpenVGSpriteNode::setSize(const QSizeF &size)
{
if (m_size != size) {
m_size = size;
markDirty(DirtyGeometry);
}
}
void QSGOpenVGSpriteNode::setFiltering(QSGTexture::Filtering)
{
}
void QSGOpenVGSpriteNode::update()
{
}
void QSGOpenVGSpriteNode::render()
{
if (!m_texture)
return;
VGImage image = static_cast<VGImage>(m_texture->comparisonKey());
QRectF sourceRect(m_sourceA, m_spriteSize);
QRectF targetRect(0, 0, m_size.width(), m_size.height());
VGImage sourceImage = vgChildImage(image, sourceRect.x(), sourceRect.y(), sourceRect.width(), sourceRect.height());
// Set Draw Mode
if (opacity() < 1.0) {
//Transparent
vgSetPaint(opacityPaint(), VG_FILL_PATH);
vgSeti(VG_IMAGE_MODE, VG_DRAW_IMAGE_MULTIPLY);
} else {
vgSeti(VG_IMAGE_MODE, VG_DRAW_IMAGE_NORMAL);
}
// Set Image Matrix
vgSeti(VG_MATRIX_MODE, VG_MATRIX_IMAGE_USER_TO_SURFACE);
vgLoadMatrix(transform().constData());
if (sourceRect != targetRect) {
// Scale
float scaleX = targetRect.width() / sourceRect.width();
float scaleY = targetRect.height() / sourceRect.height();
vgScale(scaleX, scaleY);
}
vgDrawImage(sourceImage);
vgDestroyImage(sourceImage);
}
QT_END_NAMESPACE