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-rw-r--r--src/declarative/scenegraph/qsgdefaultimagenode.cpp293
1 files changed, 0 insertions, 293 deletions
diff --git a/src/declarative/scenegraph/qsgdefaultimagenode.cpp b/src/declarative/scenegraph/qsgdefaultimagenode.cpp
deleted file mode 100644
index f30a7e2675..0000000000
--- a/src/declarative/scenegraph/qsgdefaultimagenode.cpp
+++ /dev/null
@@ -1,293 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
-** All rights reserved.
-** Contact: Nokia Corporation (qt-info@nokia.com)
-**
-** This file is part of the QtDeclarative module of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** GNU Lesser General Public License Usage
-** This file may be used under the terms of the GNU Lesser General Public
-** License version 2.1 as published by the Free Software Foundation and
-** appearing in the file LICENSE.LGPL included in the packaging of this
-** file. Please review the following information to ensure the GNU Lesser
-** General Public License version 2.1 requirements will be met:
-** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
-**
-** In addition, as a special exception, Nokia gives you certain additional
-** rights. These rights are described in the Nokia Qt LGPL Exception
-** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU General
-** Public License version 3.0 as published by the Free Software Foundation
-** and appearing in the file LICENSE.GPL included in the packaging of this
-** file. Please review the following information to ensure the GNU General
-** Public License version 3.0 requirements will be met:
-** http://www.gnu.org/copyleft/gpl.html.
-**
-** Other Usage
-** Alternatively, this file may be used in accordance with the terms and
-** conditions contained in a signed written agreement between you and Nokia.
-**
-**
-**
-**
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#include "qsgdefaultimagenode_p.h"
-
-#include <private/qsgtextureprovider_p.h>
-
-#include <QtCore/qvarlengtharray.h>
-#include <QtCore/qmath.h>
-#include <QtGui/qopenglfunctions.h>
-
-QT_BEGIN_NAMESPACE
-
-QSGDefaultImageNode::QSGDefaultImageNode()
- : m_sourceRect(0, 0, 1, 1)
- , m_dirtyGeometry(false)
- , m_geometry(QSGGeometry::defaultAttributes_TexturedPoint2D(), 4)
-{
- setMaterial(&m_materialO);
- setOpaqueMaterial(&m_material);
- setGeometry(&m_geometry);
-
-#ifdef QML_RUNTIME_TESTING
- description = QLatin1String("image");
-#endif
-}
-
-void QSGDefaultImageNode::setTargetRect(const QRectF &rect)
-{
- if (rect == m_targetRect)
- return;
- m_targetRect = rect;
- m_dirtyGeometry = true;
-}
-
-void QSGDefaultImageNode::setSourceRect(const QRectF &rect)
-{
- if (rect == m_sourceRect)
- return;
- m_sourceRect = rect;
- m_dirtyGeometry = true;
-}
-
-
-void QSGDefaultImageNode::setFiltering(QSGTexture::Filtering filtering)
-{
- if (m_material.filtering() == filtering)
- return;
-
- m_material.setFiltering(filtering);
- m_materialO.setFiltering(filtering);
- markDirty(DirtyMaterial);
-}
-
-
-void QSGDefaultImageNode::setMipmapFiltering(QSGTexture::Filtering filtering)
-{
- if (m_material.mipmapFiltering() == filtering)
- return;
-
- m_material.setMipmapFiltering(filtering);
- m_materialO.setMipmapFiltering(filtering);
- markDirty(DirtyMaterial);
-}
-
-void QSGDefaultImageNode::setVerticalWrapMode(QSGTexture::WrapMode wrapMode)
-{
- if (m_material.verticalWrapMode() == wrapMode)
- return;
-
- m_material.setVerticalWrapMode(wrapMode);
- m_materialO.setVerticalWrapMode(wrapMode);
- markDirty(DirtyMaterial);
-}
-
-void QSGDefaultImageNode::setHorizontalWrapMode(QSGTexture::WrapMode wrapMode)
-{
- if (m_material.horizontalWrapMode() == wrapMode)
- return;
-
- m_material.setHorizontalWrapMode(wrapMode);
- m_materialO.setHorizontalWrapMode(wrapMode);
- markDirty(DirtyMaterial);
-}
-
-
-void QSGDefaultImageNode::setTexture(QSGTexture *texture)
-{
- if (texture == m_material.texture())
- return;
-
- m_material.setTexture(texture);
- m_materialO.setTexture(texture);
- // Texture cleanup
-// if (!texture.isNull())
-// m_material.setBlending(texture->hasAlphaChannel());
- markDirty(DirtyMaterial);
-
- // Because the texture can be a different part of the atlas, we need to update it...
- m_dirtyGeometry = true;
-}
-
-void QSGDefaultImageNode::update()
-{
- if (m_dirtyGeometry)
- updateGeometry();
-}
-
-void QSGDefaultImageNode::preprocess()
-{
- bool doDirty = false;
- QSGDynamicTexture *t = qobject_cast<QSGDynamicTexture *>(m_material.texture());
- if (t) {
- doDirty = t->updateTexture();
- updateGeometry();
- }
-// ### texture cleanup
-// bool alpha = m_material.blending();
-// if (!m_material->texture().isNull() && alpha != m_material.texture()->hasAlphaChannel()) {
-// m_material.setBlending(!alpha);
-// doDirty = true;
-// }
-
- if (doDirty)
- markDirty(DirtyMaterial);
-}
-
-inline static bool isPowerOfTwo(int x)
-{
- // Assumption: x >= 1
- return x == (x & -x);
-}
-
-namespace {
- struct X { float x, tx; };
- struct Y { float y, ty; };
-}
-
-void QSGDefaultImageNode::updateGeometry()
-{
- const QSGTexture *t = m_material.texture();
- if (!t) {
- m_geometry.allocate(4);
- m_geometry.setDrawingMode(GL_TRIANGLE_STRIP);
- QSGGeometry::updateTexturedRectGeometry(&m_geometry, QRectF(), QRectF());
- } else {
- QRectF textureRect = t->textureSubRect();
-
- bool isSubRect = textureRect != QRectF(0, 0, 1, 1);
- const int ceilRight = qCeil(m_sourceRect.right());
- const int floorLeft = qFloor(m_sourceRect.left());
- const int ceilBottom = qCeil(m_sourceRect.bottom());
- const int floorTop = qFloor(m_sourceRect.top());
- const int hCells = ceilRight - floorLeft;
- const int vCells = ceilBottom - floorTop;
- bool isRepeating = hCells > 1 || vCells > 1;
-
-#ifdef QT_OPENGL_ES_2
- QOpenGLContext *ctx = QOpenGLContext::currentContext();
- bool npotSupported = ctx->functions()->hasOpenGLFeature(QOpenGLFunctions::NPOTTextures);
-
- QSize size = t->textureSize();
- bool isNpot = !isPowerOfTwo(size.width()) || !isPowerOfTwo(size.height());
-
- if (isRepeating && (isSubRect || (isNpot && !npotSupported))) {
-#else
- if (isRepeating && isSubRect) {
-#endif
- m_geometry.allocate(hCells * vCells * 4, hCells * vCells * 6);
- m_geometry.setDrawingMode(GL_TRIANGLES);
- QVarLengthArray<X, 32> xData(2 * hCells);
- QVarLengthArray<Y, 32> yData(2 * vCells);
- X *xs = xData.data();
- Y *ys = yData.data();
-
- xs->x = m_targetRect.left();
- xs->tx = textureRect.x() + (m_sourceRect.left() - floorLeft) * textureRect.width();
- ++xs;
- ys->y = m_targetRect.top();
- ys->ty = textureRect.y() + (m_sourceRect.top() - floorTop) * textureRect.height();
- ++ys;
-
- float a, b;
- b = m_targetRect.width() / m_sourceRect.width();
- a = m_targetRect.x() - m_sourceRect.x() * b;
-
- float tex_x1 = textureRect.x();
- float tex_x2 = textureRect.right();
- float tex_y1 = textureRect.y();
- float tex_y2 = textureRect.bottom();
- for (int i = floorLeft + 1; i <= ceilRight - 1; ++i) {
- xs[0].x = xs[1].x = a + b * i;
- xs[0].tx = tex_x2;
- xs[1].tx = tex_x1;
- xs += 2;
- }
- b = m_targetRect.height() / m_sourceRect.height();
- a = m_targetRect.y() - m_sourceRect.y() * b;
- for (int i = floorTop + 1; i <= ceilBottom - 1; ++i) {
- ys[0].y = ys[1].y = a + b * i;
- ys[0].ty = tex_y2;
- ys[1].ty = tex_y1;
- ys += 2;
- }
-
- xs->x = m_targetRect.right();
- xs->tx = textureRect.x() + (m_sourceRect.right() - ceilRight + 1) * textureRect.width();
-
- ys->y = m_targetRect.bottom();
- ys->ty = textureRect.y() + (m_sourceRect.bottom() - ceilBottom + 1) * textureRect.height();
-
- QSGGeometry::TexturedPoint2D *vertices = m_geometry.vertexDataAsTexturedPoint2D();
- ys = yData.data();
- for (int j = 0; j < vCells; ++j, ys += 2) {
- xs = xData.data();
- for (int i = 0; i < hCells; ++i, xs += 2) {
- vertices[0].x = vertices[2].x = xs[0].x;
- vertices[0].tx = vertices[2].tx = xs[0].tx;
- vertices[1].x = vertices[3].x = xs[1].x;
- vertices[1].tx = vertices[3].tx = xs[1].tx;
-
- vertices[0].y = vertices[1].y = ys[0].y;
- vertices[0].ty = vertices[1].ty = ys[0].ty;
- vertices[2].y = vertices[3].y = ys[1].y;
- vertices[2].ty = vertices[3].ty = ys[1].ty;
-
- vertices += 4;
- }
- }
-
- quint16 *indices = m_geometry.indexDataAsUShort();
- for (int i = 0; i < 4 * vCells * hCells; i += 4) {
- *indices++ = i;
- *indices++ = i + 2;
- *indices++ = i + 3;
- *indices++ = i + 3;
- *indices++ = i + 1;
- *indices++ = i;
- }
- } else {
- QRectF sr(textureRect.x() + m_sourceRect.x() * textureRect.width(),
- textureRect.y() + m_sourceRect.y() * textureRect.height(),
- m_sourceRect.width() * textureRect.width(),
- m_sourceRect.height() * textureRect.height());
-
- m_geometry.allocate(4);
- m_geometry.setDrawingMode(GL_TRIANGLE_STRIP);
- QSGGeometry::updateTexturedRectGeometry(&m_geometry, m_targetRect, sr);
- }
- }
- markDirty(DirtyGeometry);
- m_dirtyGeometry = false;
-}
-
-QT_END_NAMESPACE
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