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Qt: Fix maxing out at 120 FPS on OS X

This commit is contained in:
Jeffrey Pfau 2014-12-23 00:23:31 -08:00
parent ee8dedeea1
commit 2414df6527
1 changed files with 10 additions and 2 deletions
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12
src/platform/qt/Display.cpp
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@ -164,11 +164,13 @@ void Painter::setBacking(const uint32_t* backing) {
void Painter::resize(const QSize& size) { void Painter::resize(const QSize& size) {
m_size = size; m_size = size;
forceDraw(); forceDraw();
forceDraw();
} }
void Painter::lockAspectRatio(bool lock) { void Painter::lockAspectRatio(bool lock) {
m_lockAspectRatio = lock; m_lockAspectRatio = lock;
forceDraw(); forceDraw();
forceDraw();
} }
void Painter::filter(bool filter) { void Painter::filter(bool filter) {
@ -225,6 +227,8 @@ void Painter::draw() {
void Painter::forceDraw() { void Painter::forceDraw() {
m_gl->makeCurrent(); m_gl->makeCurrent();
glViewport(0, 0, m_size.width() * m_gl->devicePixelRatio(), m_size.height() * m_gl->devicePixelRatio());
glClear(GL_COLOR_BUFFER_BIT);
performDraw(); performDraw();
m_gl->swapBuffers(); m_gl->swapBuffers();
m_gl->doneCurrent(); m_gl->doneCurrent();
@ -253,10 +257,14 @@ void Painter::unpause() {
} }
void Painter::performDraw() { void Painter::performDraw() {
glViewport(0, 0, m_size.width() * m_gl->devicePixelRatio(), m_size.height() * m_gl->devicePixelRatio());
glClear(GL_COLOR_BUFFER_BIT);
int w = m_size.width() * m_gl->devicePixelRatio(); int w = m_size.width() * m_gl->devicePixelRatio();
int h = m_size.height() * m_gl->devicePixelRatio(); int h = m_size.height() * m_gl->devicePixelRatio();
#ifndef Q_OS_MAC
// TODO: This seems to cause framerates to drag down to 120 FPS on OS X,
// even if the emulator can go faster. Look into why.
glViewport(0, 0, m_size.width() * m_gl->devicePixelRatio(), m_size.height() * m_gl->devicePixelRatio());
glClear(GL_COLOR_BUFFER_BIT);
#endif
int drawW = w; int drawW = w;
int drawH = h; int drawH = h;
if (m_lockAspectRatio) { if (m_lockAspectRatio) {