// Renders the overlays either to a texture or to the screen
void ApplicationOverlay::renderOverlay(RenderArgs* renderArgs) {
PROFILE_RANGE(render, __FUNCTION__);
buildFramebufferObject();
if (!_overlayFramebuffer) {
return; // we can't do anything without our frame buffer.
}
// Execute the batch into our framebuffer
doInBatch("ApplicationOverlay::render", renderArgs->_context, [&](gpu::Batch& batch) {
PROFILE_RANGE_BATCH(batch, "ApplicationOverlayRender");
renderArgs->_batch = &batch;
batch.enableStereo(false);
int width = _overlayFramebuffer->getWidth();
int height = _overlayFramebuffer->getHeight();
batch.setViewportTransform(glm::ivec4(0, 0, width, height));
batch.setFramebuffer(_overlayFramebuffer);
glm::vec4 color { 0.0f, 0.0f, 0.0f, 0.0f };
float depth = 1.0f;
int stencil = 0;
batch.clearFramebuffer(gpu::Framebuffer::BUFFER_COLOR0 | gpu::Framebuffer::BUFFER_DEPTH, color, depth, stencil);
// Now render the overlay components together into a single texture
renderDomainConnectionStatusBorder(renderArgs); // renders the connected domain line
renderOverlays(renderArgs); // renders Scripts Overlay and AudioScope
#if !defined(DISABLE_QML)
renderQmlUi(renderArgs); // renders a unit quad with the QML UI texture, and the text overlays from scripts
#endif
});
renderArgs->_batch = nullptr; // so future users of renderArgs don't try to use our batch
}
// Renders the overlays either to a texture or to the screen
void ApplicationOverlay::renderOverlay(RenderArgs* renderArgs) {
PROFILE_RANGE(__FUNCTION__);
CHECK_GL_ERROR();
PerformanceWarning warn(Menu::getInstance()->isOptionChecked(MenuOption::PipelineWarnings), "ApplicationOverlay::displayOverlay()");
// TODO move to Application::idle()?
Stats::getInstance()->updateStats();
AvatarInputs::getInstance()->update();
buildFramebufferObject();
if (!_overlayFramebuffer) {
return; // we can't do anything without our frame buffer.
}
// Execute the batch into our framebuffer
gpu::Batch batch;
renderArgs->_batch = &batch;
int width = _overlayFramebuffer->getWidth();
int height = _overlayFramebuffer->getHeight();
batch.setViewportTransform(glm::ivec4(0, 0, width, height));
batch.setFramebuffer(_overlayFramebuffer);
glm::vec4 color { 0.0f, 0.0f, 0.0f, 0.0f };
float depth = 1.0f;
int stencil = 0;
batch.clearFramebuffer(gpu::Framebuffer::BUFFER_COLOR0 | gpu::Framebuffer::BUFFER_DEPTH, color, depth, stencil);
// Now render the overlay components together into a single texture
renderDomainConnectionStatusBorder(renderArgs); // renders the connected domain line
renderAudioScope(renderArgs); // audio scope in the very back
renderRearView(renderArgs); // renders the mirror view selfie
renderQmlUi(renderArgs); // renders a unit quad with the QML UI texture, and the text overlays from scripts
renderOverlays(renderArgs); // renders Scripts Overlay and AudioScope
renderStatsAndLogs(renderArgs); // currently renders nothing
renderArgs->_context->render(batch);
renderArgs->_batch = nullptr; // so future users of renderArgs don't try to use our batch
CHECK_GL_ERROR();
}
// Renders the overlays either to a texture or to the screen
void ApplicationOverlay::renderOverlay(bool renderToTexture) {
PerformanceWarning warn(Menu::getInstance()->isOptionChecked(MenuOption::PipelineWarnings), "ApplicationOverlay::displayOverlay()");
Application* application = Application::getInstance();
Overlays& overlays = application->getOverlays();
GLCanvas* glWidget = application->getGLWidget();
MyAvatar* myAvatar = application->getAvatar();
_textureFov = glm::radians(Menu::getInstance()->getOculusUIAngularSize());
_textureAspectRatio = (float)application->getGLWidget()->getDeviceWidth() / (float)application->getGLWidget()->getDeviceHeight();
//Handle fading and deactivation/activation of UI
if (Menu::getInstance()->isOptionChecked(MenuOption::UserInterface)) {
_alpha += FADE_SPEED;
if (_alpha > 1.0f) {
_alpha = 1.0f;
}
} else {
_alpha -= FADE_SPEED;
if (_alpha <= 0.0f) {
_alpha = 0.0f;
}
}
// Render 2D overlay
glMatrixMode(GL_PROJECTION);
glDisable(GL_DEPTH_TEST);
glDisable(GL_LIGHTING);
glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
if (renderToTexture) {
_overlays.buildFramebufferObject();
_overlays.bind();
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
}
glPushMatrix(); {
glLoadIdentity();
gluOrtho2D(0, glWidget->width(), glWidget->height(), 0);
renderAudioMeter();
if (Menu::getInstance()->isOptionChecked(MenuOption::HeadMouse)) {
myAvatar->renderHeadMouse(glWidget->width(), glWidget->height());
}
renderStatsAndLogs();
// give external parties a change to hook in
emit application->renderingOverlay();
overlays.render2D();
renderPointers();
renderDomainConnectionStatusBorder();
} glPopMatrix();
glMatrixMode(GL_MODELVIEW);
glEnable(GL_DEPTH_TEST);
glEnable(GL_LIGHTING);
glBlendFuncSeparate(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA, GL_CONSTANT_ALPHA, GL_ONE);
if (renderToTexture) {
_overlays.release();
}
}