Merge pull request #10611 from davidkelly/dk/4873

protect _text member of Text3DOverlay with mutex
This commit is contained in:
David Kelly 2017-06-06 16:50:57 -07:00 committed by GitHub
commit 06527ac0a2
2 changed files with 20 additions and 9 deletions

View file

@ -51,6 +51,16 @@ Text3DOverlay::~Text3DOverlay() {
}
}
const QString Text3DOverlay::getText() const {
QMutexLocker lock(&_mutex);
return _text;
}
void Text3DOverlay::setText(const QString& text) {
QMutexLocker lock(&_mutex);
_text = text;
}
xColor Text3DOverlay::getBackgroundColor() {
if (_colorPulse == 0.0f) {
return _backgroundColor;
@ -125,7 +135,7 @@ void Text3DOverlay::render(RenderArgs* args) {
// FIXME: Factor out textRenderer so that Text3DOverlay overlay parts can be grouped by pipeline
// for a gpu performance increase. Currently,
// Text renderer sets its own pipeline,
_textRenderer->draw(batch, 0, 0, _text, textColor, glm::vec2(-1.0f), getDrawInFront());
_textRenderer->draw(batch, 0, 0, getText(), textColor, glm::vec2(-1.0f), getDrawInFront());
// so before we continue, we must reset the pipeline
batch.setPipeline(args->_pipeline->pipeline);
args->_pipeline->prepare(batch);
@ -188,7 +198,7 @@ void Text3DOverlay::setProperties(const QVariantMap& properties) {
QVariant Text3DOverlay::getProperty(const QString& property) {
if (property == "text") {
return _text;
return getText();
}
if (property == "textAlpha") {
return _textAlpha;

View file

@ -12,7 +12,7 @@
#define hifi_Text3DOverlay_h
#include <QString>
#include <QtCore/QMutex>
#include "Billboard3DOverlay.h"
class TextRenderer3D;
@ -34,7 +34,7 @@ public:
virtual const render::ShapeKey getShapeKey() override;
// getters
const QString& getText() const { return _text; }
const QString getText() const;
float getLineHeight() const { return _lineHeight; }
float getLeftMargin() const { return _leftMargin; }
float getTopMargin() const { return _topMargin; }
@ -45,7 +45,7 @@ public:
float getBackgroundAlpha() { return getAlpha(); }
// setters
void setText(const QString& text) { _text = text; }
void setText(const QString& text);
void setTextAlpha(float alpha) { _textAlpha = alpha; }
void setLineHeight(float value) { _lineHeight = value; }
void setLeftMargin(float margin) { _leftMargin = margin; }
@ -67,6 +67,7 @@ private:
TextRenderer3D* _textRenderer = nullptr;
QString _text;
mutable QMutex _mutex; // used to make get/setText threadsafe, mutable so can be used in const functions
xColor _backgroundColor = xColor { 0, 0, 0 };
float _textAlpha { 1.0f };
float _lineHeight { 1.0f };