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Diffstat (limited to 'src/declarative/items/qquickspriteimage.cpp')
| -rw-r--r-- | src/declarative/items/qquickspriteimage.cpp | 455 |
1 files changed, 0 insertions, 455 deletions
diff --git a/src/declarative/items/qquickspriteimage.cpp b/src/declarative/items/qquickspriteimage.cpp deleted file mode 100644 index a18d0f95c7..0000000000 --- a/src/declarative/items/qquickspriteimage.cpp +++ /dev/null @@ -1,455 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). -** All rights reserved. -** Contact: Nokia Corporation (qt-info@nokia.com) -** -** This file is part of the Declarative 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 "qquickspriteimage_p.h" -#include "qquicksprite_p.h" -#include "qquickspriteengine_p.h" -#include <private/qsgcontext_p.h> -#include <private/qsgadaptationlayer_p.h> -#include <qsgnode.h> -#include <qsgengine.h> -#include <qsgtexturematerial.h> -#include <qsgtexture.h> -#include <qquickcanvas.h> -#include <QFile> -#include <cmath> -#include <qmath.h> -#include <QDebug> - -QT_BEGIN_NAMESPACE - -static const char vertexShaderCode[] = - "attribute highp vec2 vTex;\n" - "uniform highp vec4 animData;// interpolate(bool), duration, frameCount (this anim), timestamp (this anim)\n" - "uniform highp vec4 animPos;//sheet x,y, width/height of this anim\n" - "uniform highp vec4 animSheetSize; //width/height of whole sheet, width/height of element\n" - "\n" - "uniform highp mat4 qt_Matrix;\n" - "uniform highp float timestamp;\n" - "\n" - "varying highp vec4 fTexS;\n" - "varying lowp float progress;\n" - "\n" - "\n" - "void main() {\n" - " //Calculate frame location in texture\n" - " highp float frameIndex = mod((((timestamp - animData.w)*1000.)/animData.y),animData.z);\n" - " progress = mod((timestamp - animData.w)*1000., animData.y) / animData.y;\n" - "\n" - " frameIndex = floor(frameIndex);\n" - " fTexS.xy = vec2(((frameIndex + vTex.x) * animPos.z / animSheetSize.x), ((animPos.y + vTex.y * animPos.w) / animSheetSize.y));\n" - "\n" - " //Next frame is also passed, for interpolation\n" - " //### Should the next anim be precalculated to allow for interpolation there?\n" - " if (animData.x == 1.0 && frameIndex != animData.z - 1.)//Can't do it for the last frame though, this anim may not loop\n" - " frameIndex = mod(frameIndex+1., animData.z);\n" - " fTexS.zw = vec2(((frameIndex + vTex.x) * animPos.z / animSheetSize.x), ((animPos.y + vTex.y * animPos.w) / animSheetSize.y));\n" - "\n" - " gl_Position = qt_Matrix * vec4(animSheetSize.z * vTex.x, animSheetSize.w * vTex.y, 0, 1);\n" - "}\n"; - -static const char fragmentShaderCode[] = - "uniform sampler2D texture;\n" - "uniform lowp float qt_Opacity;\n" - "\n" - "varying highp vec4 fTexS;\n" - "varying lowp float progress;\n" - "\n" - "void main() {\n" - " gl_FragColor = mix(texture2D(texture, fTexS.xy), texture2D(texture, fTexS.zw), progress) * qt_Opacity;\n" - "}\n"; - -class QQuickSpriteMaterial : public QSGMaterial -{ -public: - QQuickSpriteMaterial(); - virtual ~QQuickSpriteMaterial(); - virtual QSGMaterialType *type() const { static QSGMaterialType type; return &type; } - virtual QSGMaterialShader *createShader() const; - virtual int compare(const QSGMaterial *other) const - { - return this - static_cast<const QQuickSpriteMaterial *>(other); - } - - QSGTexture *texture; - - qreal timestamp; - float interpolate; - float frameDuration; - float frameCount; - float animT; - float animX; - float animY; - float animWidth; - float animHeight; - float sheetWidth; - float sheetHeight; - float elementWidth; - float elementHeight; -}; - -QQuickSpriteMaterial::QQuickSpriteMaterial() - : timestamp(0) - , interpolate(1.0f) - , frameDuration(1.0f) - , frameCount(1.0f) - , animT(0.0f) - , animX(0.0f) - , animY(0.0f) - , animWidth(1.0f) - , animHeight(1.0f) - , sheetWidth(1.0f) - , sheetHeight(1.0f) - , elementWidth(1.0f) - , elementHeight(1.0f) -{ - setFlag(Blending, true); -} - -QQuickSpriteMaterial::~QQuickSpriteMaterial() -{ - delete texture; -} - -class SpriteMaterialData : public QSGMaterialShader -{ -public: - SpriteMaterialData(const char * /* vertexFile */ = 0, const char * /* fragmentFile */ = 0) - { - } - - void deactivate() { - QSGMaterialShader::deactivate(); - - for (int i=0; i<8; ++i) { - program()->setAttributeArray(i, GL_FLOAT, chunkOfBytes, 1, 0); - } - } - - virtual void updateState(const RenderState &state, QSGMaterial *newEffect, QSGMaterial *) - { - QQuickSpriteMaterial *m = static_cast<QQuickSpriteMaterial *>(newEffect); - m->texture->bind(); - - program()->setUniformValue(m_opacity_id, state.opacity()); - program()->setUniformValue(m_timestamp_id, (float) m->timestamp); - program()->setUniformValue(m_animData_id, m->interpolate, m->frameDuration, m->frameCount, m->animT); - program()->setUniformValue(m_animPos_id, m->animX, m->animY, m->animWidth, m->animHeight); - program()->setUniformValue(m_animSheetSize_id, m->sheetWidth, m->sheetHeight, m->elementWidth, m->elementHeight); - - if (state.isMatrixDirty()) - program()->setUniformValue(m_matrix_id, state.combinedMatrix()); - } - - virtual void initialize() { - m_matrix_id = program()->uniformLocation("qt_Matrix"); - m_opacity_id = program()->uniformLocation("qt_Opacity"); - m_timestamp_id = program()->uniformLocation("timestamp"); - m_animData_id = program()->uniformLocation("animData"); - m_animPos_id = program()->uniformLocation("animPos"); - m_animSheetSize_id = program()->uniformLocation("animSheetSize"); - } - - virtual const char *vertexShader() const { return vertexShaderCode; } - virtual const char *fragmentShader() const { return fragmentShaderCode; } - - virtual char const *const *attributeNames() const { - static const char *attr[] = { - "vTex", - 0 - }; - return attr; - } - - int m_matrix_id; - int m_opacity_id; - int m_timestamp_id; - int m_animData_id; - int m_animPos_id; - int m_animSheetSize_id; - - static float chunkOfBytes[1024]; -}; - -float SpriteMaterialData::chunkOfBytes[1024]; - -QSGMaterialShader *QQuickSpriteMaterial::createShader() const -{ - return new SpriteMaterialData; -} - -struct SpriteVertex { - float tx; - float ty; -}; - -struct SpriteVertices { - SpriteVertex v1; - SpriteVertex v2; - SpriteVertex v3; - SpriteVertex v4; -}; - -/*! - \qmlclass SpriteImage QQuickSpriteImage - \inqmlmodule QtQuick 2 - \inherits Item - \brief The SpriteImage element draws a sprite animation - -*/ -/*! - \qmlproperty bool QtQuick2::SpriteImage::running - - Whether the sprite is animating or not. - - Default is true -*/ -/*! - \qmlproperty bool QtQuick2::SpriteImage::interpolate - - If true, interpolation will occur between sprite frames to make the - animation appear smoother. - - Default is true. -*/ -/*! - \qmlproperty string QtQuick2::SpriteImage::goalState - - The name of the Sprite which the animation should move to. - - Sprite states have defined durations and transitions between them, setting goalState - will cause it to disregard any path weightings (including 0) and head down the path - which will reach the goalState quickest (fewest animations). It will pass through - intermediate states on that path, and animate them for their duration. - - If it is possible to return to the goalState from the starting point of the goalState - it will continue to do so until goalState is set to "" or an unreachable state. -*/ -/*! \qmlmethod void QtQuick2::SpriteImage::jumpTo(string sprite) - - This function causes the sprite to jump to the specified state immediately, intermediate - states are not played. -*/ -/*! - \qmlproperty list<Sprite> QtQuick2::SpriteImage::sprites - - The sprite or sprites to draw. Sprites will be scaled to the size of this element. -*/ - -//TODO: Implicitly size element to size of first sprite? -QQuickSpriteImage::QQuickSpriteImage(QQuickItem *parent) : - QQuickItem(parent) - , m_node(0) - , m_material(0) - , m_spriteEngine(0) - , m_pleaseReset(false) - , m_running(true) - , m_interpolate(true) -{ - setFlag(ItemHasContents); - connect(this, SIGNAL(runningChanged(bool)), - this, SLOT(update())); -} - -void QQuickSpriteImage::jumpTo(const QString &sprite) -{ - if (!m_spriteEngine) - return; - m_spriteEngine->setGoal(m_spriteEngine->stateIndex(sprite), 0, true); -} - -void QQuickSpriteImage::setGoalState(const QString &sprite) -{ - if (m_goalState != sprite){ - m_goalState = sprite; - emit goalStateChanged(sprite); - m_spriteEngine->setGoal(m_spriteEngine->stateIndex(sprite)); - } -} - -QDeclarativeListProperty<QQuickSprite> QQuickSpriteImage::sprites() -{ - return QDeclarativeListProperty<QQuickSprite>(this, &m_sprites, spriteAppend, spriteCount, spriteAt, spriteClear); -} - -void QQuickSpriteImage::createEngine() -{ - //TODO: delay until component complete - if (m_spriteEngine) - delete m_spriteEngine; - if (m_sprites.count()) - m_spriteEngine = new QQuickSpriteEngine(m_sprites, this); - else - m_spriteEngine = 0; - reset(); -} - -static QSGGeometry::Attribute SpriteImage_Attributes[] = { - QSGGeometry::Attribute::create(0, 2, GL_FLOAT), // tex -}; - -static QSGGeometry::AttributeSet SpriteImage_AttributeSet = -{ - 1, // Attribute Count - 2 * sizeof(float), - SpriteImage_Attributes -}; - -QSGGeometryNode* QQuickSpriteImage::buildNode() -{ - if (!m_spriteEngine) { - qWarning() << "SpriteImage: No sprite engine..."; - return 0; - } - - m_material = new QQuickSpriteMaterial(); - - QImage image = m_spriteEngine->assembledImage(); - if (image.isNull()) - return 0; - m_material->texture = canvas()->createTextureFromImage(image); - m_material->texture->setFiltering(QSGTexture::Linear); - m_spriteEngine->start(0); - m_material->interpolate = m_interpolate ? 1.0 : 0.0; - m_material->frameCount = m_spriteEngine->spriteFrames(); - m_material->frameDuration = m_spriteEngine->spriteDuration(); - m_material->animT = 0; - m_material->animX = m_spriteEngine->spriteX(); - m_material->animY = m_spriteEngine->spriteY(); - m_material->animWidth = m_spriteEngine->spriteWidth(); - m_material->animHeight = m_spriteEngine->spriteHeight(); - m_material->sheetWidth = image.width(); - m_material->sheetHeight = image.height(); - m_material->elementWidth = width(); - m_material->elementHeight = height(); - - int vCount = 4; - int iCount = 6; - QSGGeometry *g = new QSGGeometry(SpriteImage_AttributeSet, vCount, iCount); - g->setDrawingMode(GL_TRIANGLES); - - SpriteVertices *p = (SpriteVertices *) g->vertexData(); - - p->v1.tx = 0; - p->v1.ty = 0; - - p->v2.tx = 1.0; - p->v2.ty = 0; - - p->v3.tx = 0; - p->v3.ty = 1.0; - - p->v4.tx = 1.0; - p->v4.ty = 1.0; - - quint16 *indices = g->indexDataAsUShort(); - indices[0] = 0; - indices[1] = 1; - indices[2] = 2; - indices[3] = 1; - indices[4] = 3; - indices[5] = 2; - - - m_timestamp.start(); - m_node = new QSGGeometryNode(); - m_node->setGeometry(g); - m_node->setMaterial(m_material); - m_node->setFlag(QSGGeometryNode::OwnsMaterial); - return m_node; -} - -void QQuickSpriteImage::reset() -{ - m_pleaseReset = true; -} - -QSGNode *QQuickSpriteImage::updatePaintNode(QSGNode *, UpdatePaintNodeData *) -{ - if (m_pleaseReset) { - delete m_node; - delete m_material; - - m_node = 0; - m_material = 0; - m_pleaseReset = false; - } - - prepareNextFrame(); - - if (m_running) { - update(); - if (m_node) - m_node->markDirty(QSGNode::DirtyMaterial); - } - - return m_node; -} - -void QQuickSpriteImage::prepareNextFrame() -{ - if (m_node == 0) - m_node = buildNode(); - if (m_node == 0) //error creating node - return; - - uint timeInt = m_timestamp.elapsed(); - qreal time = timeInt / 1000.; - m_material->timestamp = time; - m_material->elementHeight = height(); - m_material->elementWidth = width(); - m_material->interpolate = m_interpolate; - - //Advance State - m_spriteEngine->updateSprites(timeInt); - int curY = m_spriteEngine->spriteY(); - if (curY != m_material->animY){ - m_material->animT = m_spriteEngine->spriteStart()/1000.0; - m_material->frameCount = m_spriteEngine->spriteFrames(); - m_material->frameDuration = m_spriteEngine->spriteDuration(); - m_material->animX = m_spriteEngine->spriteX(); - m_material->animY = m_spriteEngine->spriteY(); - m_material->animWidth = m_spriteEngine->spriteWidth(); - m_material->animHeight = m_spriteEngine->spriteHeight(); - } -} - -QT_END_NAMESPACE |