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authorGunnar Sletta <gunnar@trolltech.com>2009-11-13 10:55:34 (GMT)
committerGunnar Sletta <gunnar@trolltech.com>2009-11-13 10:55:34 (GMT)
commit168524d4f642724fe9063500c0c39ab747f145b6 (patch)
tree9c13991d7e1ee6134fc0d99e1a6369c167100f76 /doc/src/snippets
parent764f558846b8ee6f115004fc939b890991c40bfa (diff)
parentbecf7dc2b4b7c2609350eb3236f854c1a4a344f5 (diff)
downloadQt-168524d4f642724fe9063500c0c39ab747f145b6.zip
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Merge branch '4.6' of ..\qt-graphics-4.6
Diffstat (limited to 'doc/src/snippets')
-rw-r--r--doc/src/snippets/code/src_corelib_tools_qbytearray.cpp2
-rw-r--r--doc/src/snippets/code/src_gui_effects_qgraphicseffect.cpp12
-rw-r--r--doc/src/snippets/code/src_opengl_qglshaderprogram.cpp15
3 files changed, 16 insertions, 13 deletions
diff --git a/doc/src/snippets/code/src_corelib_tools_qbytearray.cpp b/doc/src/snippets/code/src_corelib_tools_qbytearray.cpp
index e87408a..52fbd1a 100644
--- a/doc/src/snippets/code/src_corelib_tools_qbytearray.cpp
+++ b/doc/src/snippets/code/src_corelib_tools_qbytearray.cpp
@@ -234,7 +234,7 @@ ba.indexOf("X"); // returns -1
//! [23]
QByteArray x("crazy azimuths");
-QByteArray y("azy");
+QByteArray y("az");
x.lastIndexOf(y); // returns 6
x.lastIndexOf(y, 6); // returns 6
x.lastIndexOf(y, 5); // returns 2
diff --git a/doc/src/snippets/code/src_gui_effects_qgraphicseffect.cpp b/doc/src/snippets/code/src_gui_effects_qgraphicseffect.cpp
index 35689f4..5ef6609 100644
--- a/doc/src/snippets/code/src_gui_effects_qgraphicseffect.cpp
+++ b/doc/src/snippets/code/src_gui_effects_qgraphicseffect.cpp
@@ -40,11 +40,11 @@
****************************************************************************/
//! [0]
-MyGraphicsOpacityEffect::draw(QPainter *painter, QGraphicsEffectSource *source)
+MyGraphicsOpacityEffect::draw(QPainter *painter)
{
// Fully opaque; draw directly without going through a pixmap.
if (qFuzzyCompare(m_opacity, 1)) {
- source->draw(painter);
+ drawSource(painter);
return;
}
...
@@ -52,18 +52,18 @@ MyGraphicsOpacityEffect::draw(QPainter *painter, QGraphicsEffectSource *source)
//! [0]
//! [1]
-MyGraphicsEffect::draw(QPainter *painter, QGraphicsEffectSource *source)
+MyGraphicsEffect::draw(QPainter *painter)
{
...
QPoint offset;
- if (source->isPixmap()) {
+ if (sourceIsPixmap()) {
// No point in drawing in device coordinates (pixmap will be scaled anyways).
- const QPixmap pixmap = source->pixmap(Qt::LogicalCoordinates, &offset);
+ const QPixmap pixmap = sourcePixmap(Qt::LogicalCoordinates, &offset);
...
painter->drawPixmap(offset, pixmap);
} else {
// Draw pixmap in device coordinates to avoid pixmap scaling;
- const QPixmap pixmap = source->pixmap(Qt::DeviceCoordinates, &offset);
+ const QPixmap pixmap = sourcePixmap(Qt::DeviceCoordinates, &offset);
painter->setWorldTransform(QTransform());
...
painter->drawPixmap(offset, pixmap);
diff --git a/doc/src/snippets/code/src_opengl_qglshaderprogram.cpp b/doc/src/snippets/code/src_opengl_qglshaderprogram.cpp
index 2997297..9a15f19 100644
--- a/doc/src/snippets/code/src_opengl_qglshaderprogram.cpp
+++ b/doc/src/snippets/code/src_opengl_qglshaderprogram.cpp
@@ -40,32 +40,32 @@
****************************************************************************/
//! [0]
-QGLShader shader(QGLShader::VertexShader);
-shader.compile(code);
+QGLShader shader(QGLShader::Vertex);
+shader.compileSourceCode(code);
QGLShaderProgram program(context);
program.addShader(shader);
program.link();
-program.enable();
+program.bind();
//! [0]
//! [1]
-program.addShader(QGLShader::VertexShader,
+program.addShaderFromSourceCode(QGLShader::Vertex,
"attribute highp vec4 vertex;\n"
"attribute mediump mat4 matrix;\n"
"void main(void)\n"
"{\n"
" gl_Position = matrix * vertex;\n"
"}");
-program.addShader(QGLShader::FragmentShader,
+program.addShaderFromSourceCode(QGLShader::Fragment,
"uniform mediump vec4 color;\n"
"void main(void)\n"
"{\n"
" gl_FragColor = color;\n"
"}");
program.link();
-program.enable();
+program.bind();
int vertexLocation = program.attributeLocation("vertex");
int matrixLocation = program.attributeLocation("matrix");
@@ -84,9 +84,12 @@ QColor color(0, 255, 0, 255);
QMatrix4x4 pmvMatrix;
pmvMatrix.ortho(rect());
+program.enableAttributeArray(vertexLocation);
program.setAttributeArray(vertexLocation, triangleVertices, 3);
program.setUniformValue(matrixLocation, pmvMatrix);
program.setUniformValue(colorLocation, color);
glDrawArrays(GL_TRIANGLES, 0, 3);
+
+program.disableAttributeArray(vertexLocation);
//! [2]