1 files changed, 136 insertions, 0 deletions
diff --git a/src/declarative/scenegraph/util/qsgvertexcolormaterial.cpp b/src/declarative/scenegraph/util/qsgvertexcolormaterial.cpp
new file mode 100644
index 0000000000..bbd57ea1c2
--- /dev/null
+++ b/src/declarative/scenegraph/util/qsgvertexcolormaterial.cpp
@@ -0,0 +1,136 @@
+/****************************************************************************
+**
+** 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.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, 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.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qsgvertexcolormaterial_p.h"
+
+#include <qglshaderprogram.h>
+
+QT_BEGIN_NAMESPACE
+
+class QSGVertexColorMaterialShader : 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_opacity_id;
+};
+
+QSGMaterialType QSGVertexColorMaterialShader::type;
+
+void QSGVertexColorMaterialShader::updateState(const RenderState &state, QSGMaterial *newEffect, QSGMaterial *)
+{
+    if (!(newEffect->flags() & QSGMaterial::Blending) || state.isOpacityDirty())
+        m_program.setUniformValue(m_opacity_id, state.opacity());
+
+    if (state.isMatrixDirty())
+        m_program.setUniformValue(m_matrix_id, state.combinedMatrix());
+}
+
+char const *const *QSGVertexColorMaterialShader::attributeNames() const
+{
+    static const char *const attr[] = { "vertexCoord", "vertexColor", 0 };
+    return attr;
+}
+
+void QSGVertexColorMaterialShader::initialize()
+{
+    m_matrix_id = m_program.uniformLocation("matrix");
+    m_opacity_id = m_program.uniformLocation("opacity");
+}
+
+const char *QSGVertexColorMaterialShader::vertexShader() const {
+    return
+        "attribute highp vec4 vertexCoord;              \n"
+        "attribute highp vec4 vertexColor;              \n"
+        "uniform highp mat4 matrix;                     \n"
+        "uniform highp float opacity;                   \n"
+        "varying lowp vec4 color;                       \n"
+        "void main() {                                  \n"
+        "    gl_Position = matrix * vertexCoord;        \n"
+        "    color = vertexColor * opacity;             \n"
+        "}";
+}
+
+const char *QSGVertexColorMaterialShader::fragmentShader() const {
+    return
+        "varying lowp vec4 color;                       \n"
+        "void main() {                                  \n"
+        "    gl_FragColor = color;                      \n"
+        "}";
+}
+
+
+QSGVertexColorMaterial::QSGVertexColorMaterial(bool opaque) : m_opaque(opaque)
+{
+    setFlag(Blending, !opaque);
+}
+
+void QSGVertexColorMaterial::setOpaque(bool opaque)
+{
+    setFlag(Blending, !opaque);
+    m_opaque = opaque;
+}
+
+QSGMaterialType *QSGVertexColorMaterial::type() const
+{
+    return &QSGVertexColorMaterialShader::type;
+}
+
+QSGMaterialShader *QSGVertexColorMaterial::createShader() const
+{
+    return new QSGVertexColorMaterialShader;
+}
+
+bool QSGVertexColorMaterial::is(const QSGMaterial *effect)
+{
+    return effect->type() == &QSGVertexColorMaterialShader::type;
+}
+
+QT_END_NAMESPACE