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360 lines
12 KiB
C++
Executable file
360 lines
12 KiB
C++
Executable file
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//
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// RenderDeferredTask.cpp
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// render-utils/src/
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//
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// Created by Sam Gateau on 5/29/15.
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// Copyright 2016 High Fidelity, Inc.
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//
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// Distributed under the Apache License, Version 2.0.
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// See the accompanying file LICENSE or http://www.apache.org/licenses/LICENSE-2.0.html
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//
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#include <PerfStat.h>
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#include <PathUtils.h>
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#include <RenderArgs.h>
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#include <ViewFrustum.h>
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#include <gpu/Context.h>
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#include "DebugDeferredBuffer.h"
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#include "DeferredLightingEffect.h"
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#include "FramebufferCache.h"
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#include "HitEffect.h"
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#include "TextureCache.h"
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#include "render/DrawTask.h"
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#include "render/DrawStatus.h"
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#include "AmbientOcclusionEffect.h"
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#include "AntialiasingEffect.h"
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#include "ToneMappingEffect.h"
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#include "RenderDeferredTask.h"
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using namespace render;
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extern void initOverlay3DPipelines(render::ShapePlumber& plumber);
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extern void initStencilPipelines(render::ShapePlumber& plumber);
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extern void initDeferredPipelines(render::ShapePlumber& plumber);
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void PrepareDeferred::run(const SceneContextPointer& sceneContext, const RenderContextPointer& renderContext) {
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DependencyManager::get<DeferredLightingEffect>()->prepare(renderContext->args);
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}
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void RenderDeferred::run(const SceneContextPointer& sceneContext, const RenderContextPointer& renderContext) {
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DependencyManager::get<DeferredLightingEffect>()->render(renderContext);
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}
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RenderDeferredTask::RenderDeferredTask(CullFunctor cullFunctor) {
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cullFunctor = cullFunctor ? cullFunctor : [](const RenderArgs*, const AABox&){ return true; };
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// Prepare the ShapePipelines
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ShapePlumberPointer shapePlumber = std::make_shared<ShapePlumber>();
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initDeferredPipelines(*shapePlumber);
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// CPU: Fetch the renderOpaques
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const auto fetchedOpaques = addJob<FetchItems>("FetchOpaque");
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const auto culledOpaques = addJob<CullItems<RenderDetails::OPAQUE_ITEM>>("CullOpaque", fetchedOpaques, cullFunctor);
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const auto opaques = addJob<DepthSortItems>("DepthSortOpaque", culledOpaques);
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// CPU only, create the list of renderedTransparents items
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const auto fetchedTransparents = addJob<FetchItems>("FetchTransparent", FetchItems(
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ItemFilter::Builder::transparentShape().withoutLayered()));
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const auto culledTransparents =
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addJob<CullItems<RenderDetails::TRANSLUCENT_ITEM>>("CullTransparent", fetchedTransparents, cullFunctor);
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const auto transparents = addJob<DepthSortItems>("DepthSortTransparent", culledTransparents, DepthSortItems(false));
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// GPU Jobs: Start preparing the deferred and lighting buffer
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addJob<PrepareDeferred>("PrepareDeferred");
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// Render opaque objects in DeferredBuffer
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addJob<DrawDeferred>("DrawOpaqueDeferred", opaques, shapePlumber);
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// Once opaque is all rendered create stencil background
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addJob<DrawStencilDeferred>("DrawOpaqueStencil");
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// Use Stencil and start drawing background in Lighting buffer
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addJob<DrawBackgroundDeferred>("DrawBackgroundDeferred");
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// AO job
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addJob<AmbientOcclusionEffect>("AmbientOcclusion");
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// Draw Lights just add the lights to the current list of lights to deal with. NOt really gpu job for now.
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addJob<DrawLight>("DrawLight", cullFunctor);
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// DeferredBuffer is complete, now let's shade it into the LightingBuffer
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addJob<RenderDeferred>("RenderDeferred");
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// AA job to be revisited
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addJob<Antialiasing>("Antialiasing");
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// Render transparent objects forward in LightingBuffer
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addJob<DrawDeferred>("DrawTransparentDeferred", transparents, shapePlumber);
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// Lighting Buffer ready for tone mapping
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addJob<ToneMappingDeferred>("ToneMapping");
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// Debugging Deferred buffer job
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addJob<DebugDeferredBuffer>("DebugDeferredBuffer");
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// Status icon rendering job
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{
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// Grab a texture map representing the different status icons and assign that to the drawStatsuJob
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auto iconMapPath = PathUtils::resourcesPath() + "icons/statusIconAtlas.svg";
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auto statusIconMap = DependencyManager::get<TextureCache>()->getImageTexture(iconMapPath);
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addJob<DrawStatus>("DrawStatus", opaques, DrawStatus(statusIconMap));
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}
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addJob<DrawOverlay3D>("DrawOverlay3D");
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addJob<HitEffect>("HitEffect");
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addJob<Blit>("Blit");
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}
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void RenderDeferredTask::run(const SceneContextPointer& sceneContext, const RenderContextPointer& renderContext) {
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// sanity checks
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assert(sceneContext);
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if (!sceneContext->_scene) {
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return;
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}
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// Is it possible that we render without a viewFrustum ?
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if (!(renderContext->args && renderContext->args->_viewFrustum)) {
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return;
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}
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for (auto job : _jobs) {
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job.run(sceneContext, renderContext);
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}
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};
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void DrawDeferred::run(const SceneContextPointer& sceneContext, const RenderContextPointer& renderContext, const ItemIDsBounds& inItems) {
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assert(renderContext->args);
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assert(renderContext->args->_viewFrustum);
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auto config = std::static_pointer_cast<Config>(renderContext->jobConfig);
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RenderArgs* args = renderContext->args;
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gpu::doInBatch(args->_context, [&](gpu::Batch& batch) {
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batch.setViewportTransform(args->_viewport);
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batch.setStateScissorRect(args->_viewport);
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args->_batch = &batch;
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config->numDrawn = (int)inItems.size();
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glm::mat4 projMat;
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Transform viewMat;
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args->_viewFrustum->evalProjectionMatrix(projMat);
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args->_viewFrustum->evalViewTransform(viewMat);
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batch.setProjectionTransform(projMat);
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batch.setViewTransform(viewMat);
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renderShapes(sceneContext, renderContext, _shapePlumber, inItems, _maxDrawn);
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args->_batch = nullptr;
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});
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}
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DrawOverlay3D::DrawOverlay3D() : _shapePlumber{ std::make_shared<ShapePlumber>() } {
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initOverlay3DPipelines(*_shapePlumber);
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}
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void DrawOverlay3D::run(const SceneContextPointer& sceneContext, const RenderContextPointer& renderContext) {
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assert(renderContext->args);
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assert(renderContext->args->_viewFrustum);
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// render backgrounds
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auto& scene = sceneContext->_scene;
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auto& items = scene->getMasterBucket().at(ItemFilter::Builder::opaqueShape().withLayered());
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auto config = std::static_pointer_cast<Config>(renderContext->jobConfig);
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ItemIDsBounds inItems;
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inItems.reserve(items.size());
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for (auto id : items) {
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auto& item = scene->getItem(id);
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if (item.getKey().isVisible() && (item.getLayer() == 1)) {
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inItems.emplace_back(id);
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}
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}
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config->numItems = (int)inItems.size();
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config->numDrawn = (int)inItems.size();
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if (!inItems.empty()) {
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RenderArgs* args = renderContext->args;
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// Clear the framebuffer without stereo
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// Needs to be distinct from the other batch because using the clear call
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// while stereo is enabled triggers a warning
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{
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gpu::Batch batch;
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batch.enableStereo(false);
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batch.clearFramebuffer(gpu::Framebuffer::BUFFER_DEPTH, glm::vec4(), 1.f, 0, true);
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args->_context->render(batch);
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}
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// Render the items
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gpu::doInBatch(args->_context, [&](gpu::Batch& batch) {
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args->_batch = &batch;
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args->_whiteTexture = DependencyManager::get<TextureCache>()->getWhiteTexture();
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glm::mat4 projMat;
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Transform viewMat;
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args->_viewFrustum->evalProjectionMatrix(projMat);
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args->_viewFrustum->evalViewTransform(viewMat);
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batch.setProjectionTransform(projMat);
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batch.setViewTransform(viewMat);
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batch.setViewportTransform(args->_viewport);
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batch.setStateScissorRect(args->_viewport);
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batch.setResourceTexture(0, args->_whiteTexture);
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renderShapes(sceneContext, renderContext, _shapePlumber, inItems, _maxDrawn);
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});
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args->_batch = nullptr;
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args->_whiteTexture.reset();
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}
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}
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DrawStencilDeferred::DrawStencilDeferred() : _shapePlumber{ std::make_shared<ShapePlumber>() } {
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initStencilPipelines(*_shapePlumber);
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}
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void DrawStencilDeferred::run(const SceneContextPointer& sceneContext, const RenderContextPointer& renderContext) {
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assert(renderContext->args);
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assert(renderContext->args->_viewFrustum);
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// from the touched pixel generate the stencil buffer
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RenderArgs* args = renderContext->args;
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doInBatch(args->_context, [&](gpu::Batch& batch) {
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args->_batch = &batch;
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auto deferredFboColorDepthStencil = DependencyManager::get<FramebufferCache>()->getDeferredFramebufferDepthColor();
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batch.enableStereo(false);
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batch.setFramebuffer(deferredFboColorDepthStencil);
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batch.setViewportTransform(args->_viewport);
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batch.setStateScissorRect(args->_viewport);
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// We only need to fetch this once
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static const auto& pipeline = _shapePlumber->pickPipeline(args, ShapeKey());
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batch.setPipeline(pipeline->pipeline);
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batch.draw(gpu::TRIANGLE_STRIP, 4);
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batch.setResourceTexture(0, nullptr);
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});
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args->_batch = nullptr;
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}
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void DrawBackgroundDeferred::run(const SceneContextPointer& sceneContext, const RenderContextPointer& renderContext) {
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assert(renderContext->args);
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assert(renderContext->args->_viewFrustum);
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// render backgrounds
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auto& scene = sceneContext->_scene;
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auto& items = scene->getMasterBucket().at(ItemFilter::Builder::background());
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ItemIDsBounds inItems;
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inItems.reserve(items.size());
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for (auto id : items) {
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inItems.emplace_back(id);
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}
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RenderArgs* args = renderContext->args;
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doInBatch(args->_context, [&](gpu::Batch& batch) {
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args->_batch = &batch;
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auto lightingFBO = DependencyManager::get<FramebufferCache>()->getLightingFramebuffer();
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batch.enableSkybox(true);
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batch.setFramebuffer(lightingFBO);
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batch.setViewportTransform(args->_viewport);
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batch.setStateScissorRect(args->_viewport);
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glm::mat4 projMat;
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Transform viewMat;
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args->_viewFrustum->evalProjectionMatrix(projMat);
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args->_viewFrustum->evalViewTransform(viewMat);
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batch.setProjectionTransform(projMat);
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batch.setViewTransform(viewMat);
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renderItems(sceneContext, renderContext, inItems);
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});
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args->_batch = nullptr;
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}
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void Blit::run(const SceneContextPointer& sceneContext, const RenderContextPointer& renderContext) {
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assert(renderContext->args);
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assert(renderContext->args->_context);
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RenderArgs* renderArgs = renderContext->args;
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auto blitFbo = renderArgs->_blitFramebuffer;
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if (!blitFbo) {
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return;
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}
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// Determine size from viewport
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int width = renderArgs->_viewport.z;
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int height = renderArgs->_viewport.w;
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// Blit primary to blit FBO
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auto framebufferCache = DependencyManager::get<FramebufferCache>();
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auto primaryFbo = framebufferCache->getPrimaryFramebuffer();
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gpu::doInBatch(renderArgs->_context, [&](gpu::Batch& batch) {
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batch.setFramebuffer(blitFbo);
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if (renderArgs->_renderMode == RenderArgs::MIRROR_RENDER_MODE) {
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if (renderArgs->_context->isStereo()) {
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gpu::Vec4i srcRectLeft;
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srcRectLeft.z = width / 2;
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srcRectLeft.w = height;
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gpu::Vec4i srcRectRight;
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srcRectRight.x = width / 2;
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srcRectRight.z = width;
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srcRectRight.w = height;
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gpu::Vec4i destRectLeft;
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destRectLeft.x = srcRectLeft.z;
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destRectLeft.z = srcRectLeft.x;
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destRectLeft.y = srcRectLeft.y;
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destRectLeft.w = srcRectLeft.w;
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gpu::Vec4i destRectRight;
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destRectRight.x = srcRectRight.z;
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destRectRight.z = srcRectRight.x;
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destRectRight.y = srcRectRight.y;
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destRectRight.w = srcRectRight.w;
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// Blit left to right and right to left in stereo
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batch.blit(primaryFbo, srcRectRight, blitFbo, destRectLeft);
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batch.blit(primaryFbo, srcRectLeft, blitFbo, destRectRight);
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} else {
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gpu::Vec4i srcRect;
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srcRect.z = width;
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srcRect.w = height;
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gpu::Vec4i destRect;
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destRect.x = width;
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destRect.y = 0;
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destRect.z = 0;
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destRect.w = height;
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batch.blit(primaryFbo, srcRect, blitFbo, destRect);
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}
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} else {
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gpu::Vec4i rect;
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rect.z = width;
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rect.w = height;
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batch.blit(primaryFbo, rect, blitFbo, rect);
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}
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});
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}
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