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mitsuba
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switch to the software fallback when an exception occurs on the preview rendering thread

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Wenzel Jakob 2010-08-18 07:39:19 +02:00
parent a4e372b88a
commit f7dfa9d135
2 changed files with 14 additions and 4 deletions
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15
src/qtgui/glwidget.cpp
View File

@ -43,9 +43,16 @@ GLWidget::~GLWidget() {
}
void GLWidget::onException(const QString &what) {
QString errorString("A critical exception occurred in the preview rendering thread. "
"Please make sure that you are using the most recent graphics drivers. "
"Mitsuba will now switch "
"to a slow software fallback mode, which only supports "
"the rendering preview but no tonemapping and no "
"real-time preview/navigation. "
"The encountered error was:\n\n%1");
QMessageBox::critical(this, tr("Critical exception"),
what, QMessageBox::Ok);
qApp->exit(-1);
errorString.arg(what), QMessageBox::Ok);
m_softwareFallback = true;
}
void GLWidget::initializeGL() {
@ -130,7 +137,6 @@ void GLWidget::initializeGL() {
" gl_FragColor = vec4(pow(color.rgb, vec3(invGamma)), 1);\n"
"}\n"
);
m_reinhardTonemap->setSource(GPUProgram::EVertexProgram,
"void main() {\n"
@ -681,7 +687,8 @@ void GLWidget::paintGL() {
} else if (m_context->mode == ERender) {
if (m_framebuffer == NULL ||
m_framebuffer->getBitmap()->getWidth() != m_context->framebuffer->getWidth() ||
m_framebuffer->getBitmap()->getHeight() != m_context->framebuffer->getHeight()) {
m_framebuffer->getBitmap()->getHeight() != m_context->framebuffer->getHeight() ||
(m_softwareFallback && m_framebuffer->getBitmap() != m_fallbackBitmap)) {
if (m_framebuffer)
m_framebuffer->cleanup();
if (!m_softwareFallback) {

3
src/qtgui/preview.cpp
View File

@ -92,6 +92,9 @@ void PreviewThread::quit() {
}
void PreviewThread::setSceneContext(SceneContext *context, bool swapContext, bool motion) {
if (!isRunning())
return;
std::vector<PreviewQueueEntry> temp;
temp.reserve(m_bufferCount);