diff options
Diffstat (limited to 'src/declarative/canvas/qsimplecanvas_opengl1.cpp')
| -rw-r--r-- | src/declarative/canvas/qsimplecanvas_opengl1.cpp | 401 |
1 files changed, 0 insertions, 401 deletions
diff --git a/src/declarative/canvas/qsimplecanvas_opengl1.cpp b/src/declarative/canvas/qsimplecanvas_opengl1.cpp deleted file mode 100644 index 6e50ef8..0000000 --- a/src/declarative/canvas/qsimplecanvas_opengl1.cpp +++ /dev/null @@ -1,401 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). -** Contact: Qt Software Information (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 either Technology Preview License Agreement or the -** Beta Release License Agreement. -** -** 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 1.0, 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. -** -** If you are unsure which license is appropriate for your use, please -** contact the sales department at qt-sales@nokia.com. -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "qsimplecanvas.h" -#include "qsimplecanvas_p.h" -#include "qsimplecanvasitem_p.h" -#include "qsimplecanvasfilter_p.h" -#include <gltexture.h> -#include <glsave.h> -#include <math.h> - - -QT_BEGIN_NAMESPACE -void CanvasEGLWidget::updateGL() -{ - _clip = QRect(); - QGLWidget::updateGL(); -} - -void CanvasEGLWidget::updateGL(const QRect &r) -{ - if (r.isEmpty()) - return; - - _clip = r; - QGLWidget::updateGL(); -} - -void CanvasEGLWidget::paintGL() -{ - if (!_clip.isEmpty()) { - glEnable(GL_SCISSOR_TEST); - glScissor(_clip.x(), _clip.y(), _clip.width(), _clip.height()); - } else { - glDisable(GL_SCISSOR_TEST); - } - - glDepthMask(GL_TRUE); - glClearColor(0.0f, 0.0f, 0.0f, 1.0f); - glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); - glDepthMask(GL_FALSE); - - _canvas->paintGL(); -} - -QRect CanvasEGLWidget::map(const QRectF &f) -{ - return invDefaultTransform.mapRect(f).toAlignedRect(); -} - -void CanvasEGLWidget::resizeGL(int w, int h) -{ - glViewport(0, 0, w, h); -} - -void CanvasEGLWidget::resizeEvent(QResizeEvent *e) -{ - defaultTransform.identity(); - defaultTransform.flipCoordinates(); - defaultTransform.translate(-1, -1, 0); - defaultTransform.scale(2. / width(), 2. / height(), -2. / 65536.); - invDefaultTransform = defaultTransform.inverted(); - _canvas->root->d_func()->transformActive = defaultTransform; - QGLWidget::resizeEvent(e); -} - -void CanvasEGLWidget::initializeGL() -{ - glEnable(GL_BLEND); - glEnable(GL_DEPTH_TEST); - glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); - glDepthFunc(GL_GREATER); -#ifdef QT_OPENGL_ES - glClearDepthf(0); -#else - glClearDepth(0); -#endif -} - -void QSimpleCanvasPrivate::paintGL() -{ - lrpTimer.start(); - - QSimpleCanvasItemPrivate::GLPaintParameters p; - p.sceneRect = QRect(0, 0, q->width(), q->height()); - p.clipRect = p.sceneRect; - p.opacity = 1; - p.forceParamRefresh = false; - if (!isSetup) { - unsigned int zero = 0; - root->d_func()->setupPainting(0, QRect(), &zero); - } - root->d_func()->paint(p); - - lrpTime = lrpTimer.elapsed(); -} - -QSimpleCanvas::Matrix QSimpleCanvasItemPrivate::localTransform() const -{ - Q_Q(const QSimpleCanvasItem); - - QSimpleCanvas::Matrix trans; - trans.translate(q->x(), q->y()); - QPointF to = transformOrigin(); - trans.translate(to.x(), to.y()); - trans.scale(q->scale().value(), q->scale().value()); - trans.translate(-to.x(), -to.y()); - trans *= transformUser; - return trans; -} - -void QSimpleCanvasItemPrivate::simplePaintChild(const GLPaintParameters ¶ms, QSimpleCanvasItem *child) -{ - GLPaintParameters childParams = params; - - if (child->d_func()->activeOpacity != 0) { - childParams.boundingRect = child->boundingRect(); - child->d_func()->paint(childParams); - } -} - -void QSimpleCanvasItemPrivate::paintChild(const GLPaintParameters ¶ms, - QSimpleCanvasItem *child) -{ - if (params.forceParamRefresh) { - QSimpleCanvas::Matrix t = child->d_func()->transformActive; - qreal o = child->d_func()->activeOpacity; - setupChildState(child); - simplePaintChild(params, child); - child->d_func()->transformActive = t; - child->d_func()->activeOpacity = o; - } else { - simplePaintChild(params, child); - } -} - - -void QSimpleCanvasItemPrivate::setupChildState(QSimpleCanvasItem *child) -{ - qreal visible = child->visible().value(); - child->d_func()->activeOpacity = activeOpacity; - if (visible != 1) - child->d_func()->activeOpacity *= visible; - - if (child->d_func()->activeOpacity != 0) { - // Calculate child's transform - qreal x = child->x(); - qreal y = child->y(); - qreal scale = child->scale().value(); - QSimpleCanvasItem::Flip flip = child->flip(); - - QSimpleCanvas::Matrix &am = child->d_func()->transformActive; - am = transformActive; - if (x != 0 || y != 0) - am.translate(x, y); - if (scale != 1) { - QPointF to = child->d_func()->transformOrigin(); - if (to.x() != 0. || to.y() != 0.) - am.translate(to.x(), to.y()); - am.scale(scale, scale); - if (to.x() != 0. || to.y() != 0.) - am.translate(-to.x(), -to.y()); - } - if (child->d_func()->transformUserSet) - am *= child->d_func()->transformUser; - if (flip) { - QRectF br = child->boundingRect(); - am.translate(br.width() / 2., br.height() / 2); - am.rotate(180, (flip & QSimpleCanvasItem::VerticalFlip)?1:0, (flip & QSimpleCanvasItem::HorizontalFlip)?1:0, 0); - am.translate(-br.width() / 2., -br.height() / 2); - } - } -} - -QRectF QSimpleCanvasItemPrivate::setupPainting(int version, const QRect &bounding, unsigned int *zero) -{ - Q_Q(QSimpleCanvasItem); - - QRectF rv = transformActive.mapRect(q->boundingRect()); - - unsigned int oldZero = *zero; - - for (int ii = 0; ii < children.count(); ++ii) { - QSimpleCanvasItem *child = children.at(ii); - setupChildState(child); - - if (child->d_func()->activeOpacity != 0) - rv |= child->d_func()->setupPainting(version, bounding, zero); - } - - if (clip || oldZero != *zero) - (*zero)++; - transformActive.translate(0, 0, *zero); - - lastPaintRect = rv; - return rv; -} - -void QSimpleCanvasItemPrivate::paintNoClip(GLPaintParameters ¶ms, QSimpleCanvasFilter::Layer layer) -{ - Q_Q(QSimpleCanvasItem); - - zOrderChildren(); - - int upto = 0; - for (upto = 0; upto < children.count(); ++upto) { - QSimpleCanvasItem *c = children.at(upto); - if (c->zValue().value() < 0) { - if (layer & QSimpleCanvasFilter::ChildrenUnderItem) - paintChild(params, c); - } else { - break; - } - } - - if (layer & QSimpleCanvasFilter::Item && - q->options() & QSimpleCanvasItem::HasContents) { - QSimpleCanvasItem::GLPainter painter(q); - painter.activeTransform = transformActive; - painter.activeOpacity = activeOpacity; - painter.sceneClipRect = params.clipRect; - - q->paintGLContents(painter); - } - - if (layer & QSimpleCanvasFilter::ChildrenAboveItem) { - for (; upto < children.count(); ++upto) { - QSimpleCanvasItem *c = children.at(upto); - paintChild(params, c); - } - } -} - -void QSimpleCanvasItemPrivate::paint(GLPaintParameters ¶ms, QSimpleCanvasFilter::Layer layer) -{ - if (!layer) - return; - - // XXX Handle separate cliping modes - if (clip) { - - GLSaveScissor ss; - qreal width = params.boundingRect.width(); - qreal height = params.boundingRect.height(); - float margin = width + height; - - GLfloat clipvertices[] = - { - -margin, -margin, - margin, -margin, - margin, 0, - - -margin, -margin, - -margin, 0, - margin, 0, - - -margin, 0, - -margin, margin, - 0, 0, - - 0, 0, - 0, margin, - -margin, margin, - - 0, height, - 0, margin, - margin, margin, - - margin, margin, - 0, height, - margin, height, - - width, 0, - margin, 0, - margin, height, - - margin, height, - width, height, - width, 0 - }; - - QRectF r = transformActive.mapRect(params.boundingRect); - r.translate(1, 1); - float xscale = 0.5 * float(params.sceneRect.width()); - float yscale = 0.5 * float(params.sceneRect.height()); - r.moveTo(r.x() * xscale, r.y() * yscale); - r.setSize(QSizeF(r.width() * xscale, r.height() * yscale)); - - glEnable(GL_SCISSOR_TEST); - int sr_x = ::floorf(r.x()); - int sr_y = ::floorf(r.y()); - int sr_width = ::ceilf(r.right()) - sr_x; - int sr_height = ::ceilf(r.bottom()) - sr_y; - - QRect sr(sr_x, sr_y, sr_width, sr_height); - if (ss.wasEnabled()) - sr &= ss.rect(); - - glScissor(sr.x(), sr.y(), sr.width(), sr.height()); - - { - glMatrixMode(GL_MODELVIEW); - glLoadMatrixf(transformActive.data()); - glDepthMask(GL_TRUE); - glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE); - glEnableClientState(GL_VERTEX_ARRAY); - glVertexPointer(2, GL_FLOAT, 0, clipvertices); - glDrawArrays(GL_TRIANGLES, 0, 24); - glDisableClientState(GL_VERTEX_ARRAY); - glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE); - glDepthMask(GL_FALSE); - } - - GLPaintParameters newParams = params; - newParams.clipRect = sr; - newParams.clipRect.moveTo(sr.x(), params.sceneRect.height() - sr.y() - sr.height()); - paintNoClip(newParams, layer); - } else { - paintNoClip(params, layer); - } -} - -QGLShaderProgram *QSimpleCanvasItem::GLPainter::useTextureShader() -{ - qFatal("Cannot call QSimpleCanvasItem::GLPainter::useTextureShader() when using OpenGL ES 1.1"); - return 0; -} - -QGLShaderProgram *QSimpleCanvasItem::GLPainter::useColorShader(const QColor &color) -{ - Q_UNUSED(color); - qFatal("Cannot call QSimpleCanvasItem::GLPainter::useColorShader() when using OpenGL ES 1.1"); - return 0; -} - -GLBasicShaders *QSimpleCanvasItemPrivate::basicShaders() const -{ - qFatal("Cannot call QSimpleCanvasItem::basicShaders() when using OpenGL ES 1.1"); - return 0; -} - -QGLFramebufferObject *QSimpleCanvasPrivate::acquire(int, int) -{ - return 0; -} - -void QSimpleCanvasPrivate::release(QGLFramebufferObject *) -{ -} - -void QSimpleCanvasItem::GLPainter::drawPixmap(const QPointF &point, - const GLTexture &texture) -{ - drawPixmap(QRectF(point, QSizeF(texture.width(), texture.height())), texture); -} - -void QSimpleCanvasItem::GLPainter::drawPixmap(const QRectF &rect, - const GLTexture &img) -{ - qFatal("Cannot call QSimpleCanvasItem::GLPainter::drawPixmap() when using OpenGL ES 1.1"); -} - -QT_END_NAMESPACE |