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Diffstat (limited to 'src/declarative/scenegraph/util/qsgflatcolormaterial.cpp')
| -rw-r--r-- | src/declarative/scenegraph/util/qsgflatcolormaterial.cpp | 202 |
1 files changed, 0 insertions, 202 deletions
diff --git a/src/declarative/scenegraph/util/qsgflatcolormaterial.cpp b/src/declarative/scenegraph/util/qsgflatcolormaterial.cpp deleted file mode 100644 index ee73616e4f..0000000000 --- a/src/declarative/scenegraph/util/qsgflatcolormaterial.cpp +++ /dev/null @@ -1,202 +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 "qsgflatcolormaterial.h" - -#include <qopenglshaderprogram.h> - -QT_BEGIN_NAMESPACE - -class FlatColorMaterialShader : public QSGMaterialShader -{ -public: - virtual void updateState(const RenderState &state, QSGMaterial *newEffect, QSGMaterial *oldEffect); - virtual char const *const *attributeNames() const; - - static QSGMaterialType type; - -private: - virtual void initialize(); - virtual const char *vertexShader() const; - virtual const char *fragmentShader() const; - - int m_matrix_id; - int m_color_id; -}; - -QSGMaterialType FlatColorMaterialShader::type; - -void FlatColorMaterialShader::updateState(const RenderState &state, QSGMaterial *newEffect, QSGMaterial *oldEffect) -{ - Q_ASSERT(oldEffect == 0 || newEffect->type() == oldEffect->type()); - - QSGFlatColorMaterial *oldMaterial = static_cast<QSGFlatColorMaterial *>(oldEffect); - QSGFlatColorMaterial *newMaterial = static_cast<QSGFlatColorMaterial *>(newEffect); - - const QColor &c = newMaterial->color(); - - if (oldMaterial == 0 || c != oldMaterial->color() || state.isOpacityDirty()) { - float opacity = state.opacity(); - QVector4D v(c.redF() * c.alphaF() * opacity, - c.greenF() * c.alphaF() * opacity, - c.blueF() * c.alphaF() * opacity, - c.alphaF() * opacity); - program()->setUniformValue(m_color_id, v); - } - - if (state.isMatrixDirty()) - program()->setUniformValue(m_matrix_id, state.combinedMatrix()); -} - -char const *const *FlatColorMaterialShader::attributeNames() const -{ - static char const *const attr[] = { "vCoord", 0 }; - return attr; -} - -void FlatColorMaterialShader::initialize() -{ - m_matrix_id = program()->uniformLocation("matrix"); - m_color_id = program()->uniformLocation("color"); -} - -const char *FlatColorMaterialShader::vertexShader() const { - return - "attribute highp vec4 vCoord; \n" - "uniform highp mat4 matrix; \n" - "void main() { \n" - " gl_Position = matrix * vCoord; \n" - "}"; -} - -const char *FlatColorMaterialShader::fragmentShader() const { - return - "uniform lowp vec4 color; \n" - "void main() { \n" - " gl_FragColor = color; \n" - "}"; -} - - - -/*! - \class QSGFlatColorMaterial - \brief The QSGFlatColorMaterial class provides a convenient way of rendering - solid colored geometry in the scene graph. - - \inmodule QtDeclarative - - The flat color material will fill every pixel in a geometry using - a solid color. The color can contain transparency. - - The geometry to be rendered with a flat color material requires - vertices in attribute location 0 in the QSGGeometry object to render - correctly. The QSGGeometry::defaultAttributes_Point2D() returns an attribute - set compatible with this material. - - The flat color material respects both current opacity and current matrix - when updating it's rendering state. - */ - - -/*! - Constructs a new flat color material. - - The default color is white. - */ - -QSGFlatColorMaterial::QSGFlatColorMaterial() : m_color(QColor(255, 255, 255)) -{ -} - - - -/*! - \fn QColor QSGFlatColorMaterial::color() const - - Returns this flat color material's color. - - The default color is white. - */ - - - -/*! - Sets this flat color material's color to \a color. - */ - -void QSGFlatColorMaterial::setColor(const QColor &color) -{ - m_color = color; - setFlag(Blending, m_color.alpha() != 0xff); -} - - - -/*! - \internal - */ - -QSGMaterialType *QSGFlatColorMaterial::type() const -{ - return &FlatColorMaterialShader::type; -} - - - -/*! - \internal - */ - -QSGMaterialShader *QSGFlatColorMaterial::createShader() const -{ - return new FlatColorMaterialShader; -} - - -int QSGFlatColorMaterial::compare(const QSGMaterial *other) const -{ - const QSGFlatColorMaterial *flat = static_cast<const QSGFlatColorMaterial *>(other); - return m_color.rgba() - flat->color().rgba(); - -} - -QT_END_NAMESPACE |