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Diffstat (limited to 'src/declarative/items/qquickshadereffectnode.cpp')
| -rw-r--r-- | src/declarative/items/qquickshadereffectnode.cpp | 317 |
1 files changed, 0 insertions, 317 deletions
diff --git a/src/declarative/items/qquickshadereffectnode.cpp b/src/declarative/items/qquickshadereffectnode.cpp deleted file mode 100644 index 43c891e497..0000000000 --- a/src/declarative/items/qquickshadereffectnode.cpp +++ /dev/null @@ -1,317 +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 <private/qquickshadereffectnode_p.h> - -#include "qquickshadereffectmesh_p.h" -#include <private/qsgtextureprovider_p.h> -#include <private/qsgrenderer_p.h> - -QT_BEGIN_NAMESPACE - -class QQuickCustomMaterialShader : public QSGMaterialShader -{ -public: - QQuickCustomMaterialShader(const QQuickShaderEffectMaterialKey &key, const QVector<QByteArray> &attributes); - virtual void deactivate(); - virtual void updateState(const RenderState &state, QSGMaterial *newEffect, QSGMaterial *oldEffect); - virtual char const *const *attributeNames() const; - -protected: - friend class QQuickShaderEffectNode; - - virtual void initialize(); - virtual const char *vertexShader() const; - virtual const char *fragmentShader() const; - - const QQuickShaderEffectMaterialKey m_key; - QVector<const char *> m_attributeNames; - const QVector<QByteArray> m_attributes; - - QVector<int> m_uniformLocs; - int m_opacityLoc; - int m_matrixLoc; - uint m_textureIndicesSet; -}; - -QQuickCustomMaterialShader::QQuickCustomMaterialShader(const QQuickShaderEffectMaterialKey &key, const QVector<QByteArray> &attributes) - : m_key(key) - , m_attributes(attributes) - , m_textureIndicesSet(false) -{ - for (int i = 0; i < attributes.count(); ++i) - m_attributeNames.append(attributes.at(i).constData()); - m_attributeNames.append(0); -} - -void QQuickCustomMaterialShader::deactivate() -{ - QSGMaterialShader::deactivate(); - glDisable(GL_CULL_FACE); -} - -void QQuickCustomMaterialShader::updateState(const RenderState &state, QSGMaterial *newEffect, QSGMaterial *oldEffect) -{ - Q_ASSERT(newEffect != 0); - - const QQuickShaderEffectMaterial *material = static_cast<const QQuickShaderEffectMaterial *>(newEffect); - - if (!m_textureIndicesSet) { - for (int i = 0; i < material->m_textures.size(); ++i) - program()->setUniformValue(material->m_textures.at(i).first.constData(), i); - m_textureIndicesSet = true; - } - - if (m_uniformLocs.size() != material->m_uniformValues.size()) { - m_uniformLocs.reserve(material->m_uniformValues.size()); - for (int i = 0; i < material->m_uniformValues.size(); ++i) { - const QByteArray &name = material->m_uniformValues.at(i).first; - m_uniformLocs.append(program()->uniformLocation(name.constData())); - } - } - - QOpenGLFunctions *functions = state.context()->functions(); - for (int i = material->m_textures.size() - 1; i >= 0; --i) { - functions->glActiveTexture(GL_TEXTURE0 + i); - if (QSGTextureProvider *provider = material->m_textures.at(i).second) { - if (QSGTexture *texture = provider->texture()) { - texture->bind(); - continue; - } - } - qWarning("ShaderEffect: source or provider missing when binding textures"); - glBindTexture(GL_TEXTURE_2D, 0); - } - - if (material->m_source.respectsOpacity) - program()->setUniformValue(m_opacityLoc, state.opacity()); - - for (int i = 0; i < material->m_uniformValues.count(); ++i) { - const QVariant &v = material->m_uniformValues.at(i).second; - - switch (v.type()) { - case QVariant::Color: - program()->setUniformValue(m_uniformLocs.at(i), qt_premultiply_color(qvariant_cast<QColor>(v))); - break; - case QVariant::Double: - program()->setUniformValue(m_uniformLocs.at(i), (float) qvariant_cast<double>(v)); - break; - case QVariant::Transform: - program()->setUniformValue(m_uniformLocs.at(i), qvariant_cast<QTransform>(v)); - break; - case QVariant::Int: - program()->setUniformValue(m_uniformLocs.at(i), v.toInt()); - break; - case QVariant::Bool: - program()->setUniformValue(m_uniformLocs.at(i), GLint(v.toBool())); - break; - case QVariant::Size: - case QVariant::SizeF: - program()->setUniformValue(m_uniformLocs.at(i), v.toSizeF()); - break; - case QVariant::Point: - case QVariant::PointF: - program()->setUniformValue(m_uniformLocs.at(i), v.toPointF()); - break; - case QVariant::Rect: - case QVariant::RectF: - { - QRectF r = v.toRectF(); - program()->setUniformValue(m_uniformLocs.at(i), r.x(), r.y(), r.width(), r.height()); - } - break; - case QVariant::Vector3D: - program()->setUniformValue(m_uniformLocs.at(i), qvariant_cast<QVector3D>(v)); - break; - default: - break; - } - } - - const QQuickShaderEffectMaterial *oldMaterial = static_cast<const QQuickShaderEffectMaterial *>(oldEffect); - if (oldEffect == 0 || material->cullMode() != oldMaterial->cullMode()) { - switch (material->cullMode()) { - case QQuickShaderEffectMaterial::FrontFaceCulling: - glEnable(GL_CULL_FACE); - glCullFace(GL_FRONT); - break; - case QQuickShaderEffectMaterial::BackFaceCulling: - glEnable(GL_CULL_FACE); - glCullFace(GL_BACK); - break; - default: - glDisable(GL_CULL_FACE); - break; - } - } - - if ((state.isMatrixDirty()) && material->m_source.respectsMatrix) - program()->setUniformValue(m_matrixLoc, state.combinedMatrix()); -} - -char const *const *QQuickCustomMaterialShader::attributeNames() const -{ - return m_attributeNames.constData(); -} - -void QQuickCustomMaterialShader::initialize() -{ - m_opacityLoc = program()->uniformLocation("qt_Opacity"); - m_matrixLoc = program()->uniformLocation("qt_Matrix"); -} - -const char *QQuickCustomMaterialShader::vertexShader() const -{ - return m_key.vertexCode.constData(); -} - -const char *QQuickCustomMaterialShader::fragmentShader() const -{ - return m_key.fragmentCode.constData(); -} - - -bool QQuickShaderEffectMaterialKey::operator == (const QQuickShaderEffectMaterialKey &other) const -{ - return vertexCode == other.vertexCode && fragmentCode == other.fragmentCode && className == other.className; -} - -uint qHash(const QQuickShaderEffectMaterialKey &key) -{ - return qHash(qMakePair(qMakePair(key.vertexCode, key.fragmentCode), key.className)); -} - - -QHash<QQuickShaderEffectMaterialKey, QSharedPointer<QSGMaterialType> > QQuickShaderEffectMaterial::materialMap; - -QQuickShaderEffectMaterial::QQuickShaderEffectMaterial() - : m_cullMode(NoCulling) -{ - setFlag(Blending, true); -} - -QSGMaterialType *QQuickShaderEffectMaterial::type() const -{ - return m_type.data(); -} - -QSGMaterialShader *QQuickShaderEffectMaterial::createShader() const -{ - return new QQuickCustomMaterialShader(m_source, m_source.attributeNames); -} - -int QQuickShaderEffectMaterial::compare(const QSGMaterial *other) const -{ - return this - static_cast<const QQuickShaderEffectMaterial *>(other); -} - -void QQuickShaderEffectMaterial::setCullMode(QQuickShaderEffectMaterial::CullMode face) -{ - m_cullMode = face; -} - -QQuickShaderEffectMaterial::CullMode QQuickShaderEffectMaterial::cullMode() const -{ - return m_cullMode; -} - -void QQuickShaderEffectMaterial::setProgramSource(const QQuickShaderEffectProgram &source) -{ - m_source = source; - m_type = materialMap.value(m_source); - if (m_type.isNull()) { - m_type = QSharedPointer<QSGMaterialType>(new QSGMaterialType); - materialMap.insert(m_source, m_type); - } -} - -void QQuickShaderEffectMaterial::setUniforms(const QVector<QPair<QByteArray, QVariant> > &uniformValues) -{ - m_uniformValues = uniformValues; -} - -void QQuickShaderEffectMaterial::setTextureProviders(const QVector<QPair<QByteArray, QSGTextureProvider *> > &textures) -{ - m_textures = textures; -} - -const QVector<QPair<QByteArray, QSGTextureProvider *> > &QQuickShaderEffectMaterial::textureProviders() const -{ - return m_textures; -} - -void QQuickShaderEffectMaterial::updateTextures() const -{ - for (int i = 0; i < m_textures.size(); ++i) { - if (QSGTextureProvider *provider = m_textures.at(i).second) { - if (QSGDynamicTexture *texture = qobject_cast<QSGDynamicTexture *>(provider->texture())) - texture->updateTexture(); - } - } -} - - -QQuickShaderEffectNode::QQuickShaderEffectNode() -{ - QSGNode::setFlag(UsePreprocess, true); - setMaterial(&m_material); - -#ifdef QML_RUNTIME_TESTING - description = QLatin1String("shadereffect"); -#endif -} - -QQuickShaderEffectNode::~QQuickShaderEffectNode() -{ -} - -void QQuickShaderEffectNode::markDirtyTexture() -{ - markDirty(DirtyMaterial); -} - -void QQuickShaderEffectNode::preprocess() -{ - Q_ASSERT(material()); - static_cast<QQuickShaderEffectMaterial *>(material())->updateTextures(); -} - -QT_END_NAMESPACE |