void PluginContainerProxy::releaseSceneTexture(const gpu::TexturePointer& texture) {
Q_ASSERT(QThread::currentThread() == qApp->thread());
auto& framebufferMap = qApp->_lockedFramebufferMap;
Q_ASSERT(framebufferMap.contains(texture));
auto framebufferPointer = framebufferMap[texture];
framebufferMap.remove(texture);
auto framebufferCache = DependencyManager::get<FramebufferCache>();
framebufferCache->releaseFramebuffer(framebufferPointer);
}
void vkeGameRendererDynamic::initFramebuffer(uint32_t inWidth, uint32_t inHeight){
/*----------------------------------------------------------
Create the framebuffer
----------------------------------------------------------*/
VulkanDC *dc = VulkanDC::Get();
VulkanDC::Device *device = dc->getDefaultDevice();
VulkanDC::Device::Queue *queue = dc->getDefaultQueue();
const VkFormat depthFmt = VK_FORMAT_D24_UNORM_S8_UINT;
const VkFormat colorFmt = VK_FORMAT_R8G8B8A8_UNORM;
/*
If framebuffers already exist, release them.
*/
if (m_framebuffers[0] != VK_NULL_HANDLE){
releaseFramebuffer();
}
/*
Update the frame dimensions.
*/
m_width = inWidth;
m_height = inHeight;
/*
Specify usage for the frame buffer attachments.
*/
VkImageUsageFlagBits gBufferFlags = (VkImageUsageFlagBits)(VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT);
VkImageUsageFlagBits sBufferFlags = (VkImageUsageFlagBits)(VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT);
/*
Create the depth attachment image and image view.
*/
m_depth_attachment.format = depthFmt;
imageCreateAndBind(&m_depth_attachment.image, &m_depth_attachment.memory, depthFmt, VK_IMAGE_TYPE_2D, m_width, m_height, 1, 1, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT, VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT, VK_IMAGE_TILING_OPTIMAL, getSamples());
imageViewCreate(&m_depth_attachment.view, m_depth_attachment.image, VK_IMAGE_VIEW_TYPE_2D, depthFmt);
/*
Create the color attachment image and image view.
*/
m_color_attachment.format = colorFmt;
imageCreateAndBind(&m_color_attachment.image, &m_color_attachment.memory, colorFmt, VK_IMAGE_TYPE_2D, m_width, m_height, 1, 1, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT, gBufferFlags, VK_IMAGE_TILING_OPTIMAL, getSamples());
imageViewCreate(&m_color_attachment.view, m_color_attachment.image, VK_IMAGE_VIEW_TYPE_2D, colorFmt);
/*
Create the resolve attachment image and image view.
*/
for (uint32_t i = 0; i < 2; ++i){
m_resolve_attachment[i].format = colorFmt;
imageCreateAndBind(&m_resolve_attachment[i].image, &m_resolve_attachment[i].memory, colorFmt, VK_IMAGE_TYPE_2D, m_width, m_height, 1, 1, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT, gBufferFlags, VK_IMAGE_TILING_OPTIMAL, VK_SAMPLE_COUNT_1_BIT);
imageViewCreate(&m_resolve_attachment[i].view, m_resolve_attachment[i].image, VK_IMAGE_VIEW_TYPE_2D, colorFmt);
}
/*
Put the image views into a temporary array
to pass to the framebuffer create info struct.
*/
/*
Setup the framebuffer create info struct.
*/
for (uint32_t i = 0; i < 2; ++i){
VkImageView views[] = { m_color_attachment.view, m_depth_attachment.view, m_resolve_attachment[i].view };
VkFramebufferCreateInfo fbInfo = { VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO };
fbInfo.renderPass = m_render_pass;
fbInfo.attachmentCount = 3;
fbInfo.pAttachments = views;
fbInfo.width = m_width;
fbInfo.height = m_height;
fbInfo.layers = 1;
/*
Create 2 framebuffers for ping pong.
*/
VKA_CHECK_ERROR(vkCreateFramebuffer(device->getVKDevice(), &fbInfo, NULL, &m_framebuffers[i]), "Could not create framebuffer.\n");
}
}
void GraphicsEngine::render_performFrame() {
// Some plugins process message events, allowing paintGL to be called reentrantly.
_renderFrameCount++;
auto lastPaintBegin = usecTimestampNow();
PROFILE_RANGE_EX(render, __FUNCTION__, 0xff0000ff, (uint64_t)_renderFrameCount);
PerformanceTimer perfTimer("paintGL");
DisplayPluginPointer displayPlugin;
{
PROFILE_RANGE(render, "/getActiveDisplayPlugin");
displayPlugin = qApp->getActiveDisplayPlugin();
}
{
PROFILE_RANGE(render, "/pluginBeginFrameRender");
// If a display plugin loses it's underlying support, it
// needs to be able to signal us to not use it
if (!displayPlugin->beginFrameRender(_renderFrameCount)) {
QMetaObject::invokeMethod(qApp, "updateDisplayMode");
return;
}
}
RenderArgs renderArgs;
glm::mat4 HMDSensorPose;
glm::mat4 eyeToWorld;
glm::mat4 sensorToWorld;
ViewFrustum viewFrustum;
bool isStereo;
glm::mat4 stereoEyeOffsets[2];
glm::mat4 stereoEyeProjections[2];
{
QMutexLocker viewLocker(&_renderArgsMutex);
renderArgs = _appRenderArgs._renderArgs;
// don't render if there is no context.
if (!_appRenderArgs._renderArgs._context) {
return;
}
HMDSensorPose = _appRenderArgs._headPose;
eyeToWorld = _appRenderArgs._eyeToWorld;
sensorToWorld = _appRenderArgs._sensorToWorld;
isStereo = _appRenderArgs._isStereo;
for_each_eye([&](Eye eye) {
stereoEyeOffsets[eye] = _appRenderArgs._eyeOffsets[eye];
stereoEyeProjections[eye] = _appRenderArgs._eyeProjections[eye];
});
viewFrustum = _appRenderArgs._renderArgs.getViewFrustum();
}
{
PROFILE_RANGE(render, "/gpuContextReset");
getGPUContext()->beginFrame(_appRenderArgs._view, HMDSensorPose);
// Reset the gpu::Context Stages
// Back to the default framebuffer;
gpu::doInBatch("Application_render::gpuContextReset", getGPUContext(), [&](gpu::Batch& batch) {
batch.resetStages();
});
if (isStereo) {
renderArgs._context->enableStereo(true);
renderArgs._context->setStereoProjections(stereoEyeProjections);
renderArgs._context->setStereoViews(stereoEyeOffsets);
}
}
gpu::FramebufferPointer finalFramebuffer;
QSize finalFramebufferSize;
{
PROFILE_RANGE(render, "/getOutputFramebuffer");
// Primary rendering pass
auto framebufferCache = DependencyManager::get<FramebufferCache>();
finalFramebufferSize = framebufferCache->getFrameBufferSize();
// Final framebuffer that will be handed to the display-plugin
finalFramebuffer = framebufferCache->getFramebuffer();
}
if (!_programsCompiled.load()) {
gpu::doInBatch("splashFrame", _gpuContext, [&](gpu::Batch& batch) {
batch.setFramebuffer(finalFramebuffer);
batch.enableSkybox(true);
batch.enableStereo(isStereo);
batch.setViewportTransform({ 0, 0, finalFramebuffer->getSize() });
_splashScreen->render(batch, viewFrustum);
});
} else {
{
PROFILE_RANGE(render, "/renderOverlay");
PerformanceTimer perfTimer("renderOverlay");
// NOTE: There is no batch associated with this renderArgs
// the ApplicationOverlay class assumes it's viewport is setup to be the device size
renderArgs._viewport = glm::ivec4(0, 0, qApp->getDeviceSize());
qApp->getApplicationOverlay().renderOverlay(&renderArgs);
}
{
PROFILE_RANGE(render, "/updateCompositor");
qApp->getApplicationCompositor().setFrameInfo(_renderFrameCount, eyeToWorld, sensorToWorld);
}
{
PROFILE_RANGE(render, "/runRenderFrame");
renderArgs._hudOperator = displayPlugin->getHUDOperator();
renderArgs._hudTexture = qApp->getApplicationOverlay().getOverlayTexture();
renderArgs._blitFramebuffer = finalFramebuffer;
render_runRenderFrame(&renderArgs);
}
}
auto frame = getGPUContext()->endFrame();
frame->frameIndex = _renderFrameCount;
frame->framebuffer = finalFramebuffer;
frame->framebufferRecycler = [](const gpu::FramebufferPointer& framebuffer) {
auto frameBufferCache = DependencyManager::get<FramebufferCache>();
if (frameBufferCache) {
frameBufferCache->releaseFramebuffer(framebuffer);
}
};
// deliver final scene rendering commands to the display plugin
{
PROFILE_RANGE(render, "/pluginOutput");
PerformanceTimer perfTimer("pluginOutput");
_renderLoopCounter.increment();
displayPlugin->submitFrame(frame);
}
// Reset the framebuffer and stereo state
renderArgs._blitFramebuffer.reset();
renderArgs._context->enableStereo(false);
#if !defined(DISABLE_QML)
{
auto stats = Stats::getInstance();
if (stats) {
stats->setRenderDetails(renderArgs._details);
}
}
#endif
uint64_t lastPaintDuration = usecTimestampNow() - lastPaintBegin;
_frameTimingsScriptingInterface.addValue(lastPaintDuration);
}
