dali/internal/graphics/gles-impl/egl-graphics-controller.cpp

   1 /*
   2  * Copyright (c) 2023 Samsung Electronics Co., Ltd.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 // CLASS HEADER
  18 #include <dali/internal/graphics/gles-impl/egl-graphics-controller.h>
  19
  20 // EXTERNAL INCLUDES
  21 #include <dali/public-api/common/dali-common.h>
  22
  23 // INTERNAL INCLUDES
  24 #include <dali/integration-api/adaptor-framework/render-surface-interface.h>
  25 #include <dali/integration-api/debug.h>
  26 #include <dali/integration-api/gl-abstraction.h>
  27 #include <dali/integration-api/gl-defines.h>
  28 #include <dali/integration-api/graphics-sync-abstraction.h>
  29 #include <dali/integration-api/pixel-data-integ.h>
  30 #include <dali/internal/graphics/gles-impl/egl-sync-object.h>
  31 #include <dali/internal/graphics/gles-impl/gles-graphics-command-buffer.h>
  32 #include <dali/internal/graphics/gles-impl/gles-graphics-pipeline.h>
  33 #include <dali/internal/graphics/gles-impl/gles-graphics-program.h>
  34 #include <dali/internal/graphics/gles-impl/gles-graphics-render-pass.h>
  35 #include <dali/internal/graphics/gles-impl/gles-graphics-render-target.h>
  36 #include <dali/internal/graphics/gles-impl/gles-graphics-shader.h>
  37 #include <dali/internal/graphics/gles-impl/gles-graphics-texture.h>
  38 #include <dali/internal/graphics/gles-impl/gles-graphics-types.h>
  39 #include <dali/internal/graphics/gles-impl/gles-sync-object.h>
  40 #include <dali/internal/graphics/gles-impl/gles3-graphics-memory.h>
  41 #include <dali/internal/graphics/gles/egl-sync-implementation.h>
  42
  43 #include <dali/internal/graphics/gles/egl-graphics.h>
  44
  45 #include <any>
  46
  47 // Uncomment the following define to turn on frame dumping
  48 //#define ENABLE_COMMAND_BUFFER_FRAME_DUMP 1
  49 #include <dali/internal/graphics/gles-impl/egl-graphics-controller-debug.h>
  50 DUMP_FRAME_INIT();
  51
  52 namespace Dali::Graphics
  53 {
  54 namespace
  55 {
  56 /**
  57  * @brief Custom deleter for all Graphics objects created
  58  * with use of the Controller.
  59  *
  60  * When Graphics object dies the unique pointer (Graphics::UniquePtr)
  61  * doesn't destroy it directly but passes the ownership back
  62  * to the Controller. The GLESDeleter is responsible for passing
  63  * the object to the discard queue (by calling Resource::DiscardResource()).
  64  */
  65 template<typename T>
  66 struct GLESDeleter
  67 {
  68   GLESDeleter() = default;
  69
  70   void operator()(T* object)
  71   {
  72     // Discard resource (add it to discard queue)
  73     object->DiscardResource();
  74   }
  75 };
  76
  77 /**
  78  * @brief Helper function allocating graphics object
  79  *
  80  * @param[in] info Create info structure
  81  * @param[in] controller Controller object
  82  * @param[out] out Unique pointer to the return object
  83  */
  84 template<class GLESType, class GfxCreateInfo, class T>
  85 auto NewObject(const GfxCreateInfo& info, EglGraphicsController& controller, T&& oldObject)
  86 {
  87   // Use allocator
  88   using Type = typename T::element_type;
  89   using UPtr = Graphics::UniquePtr<Type>;
  90   if(info.allocationCallbacks)
  91   {
  92     auto* memory = info.allocationCallbacks->allocCallback(
  93       sizeof(GLESType),
  94       0,
  95       info.allocationCallbacks->userData);
  96     return UPtr(new(memory) GLESType(info, controller), GLESDeleter<GLESType>());
  97   }
  98   else // Use standard allocator
  99   {
 100     // We are given all object for recycling
 101     if(oldObject)
 102     {
 103       auto reusedObject = oldObject.release();
 104       // If succeeded, attach the object to the unique_ptr and return it back
 105       if(static_cast<GLESType*>(reusedObject)->TryRecycle(info, controller))
 106       {
 107         return UPtr(reusedObject, GLESDeleter<GLESType>());
 108       }
 109       else
 110       {
 111         // can't reuse so kill object by giving it back to original
 112         // unique pointer.
 113         oldObject.reset(reusedObject);
 114       }
 115     }
 116
 117     // Create brand new object
 118     return UPtr(new GLESType(info, controller), GLESDeleter<GLESType>());
 119   }
 120 }
 121
 122 template<class T0, class T1>
 123 T0* CastObject(T1* apiObject)
 124 {
 125   return static_cast<T0*>(apiObject);
 126 }
 127
 128 // Maximum size of texture upload buffer.
 129 const uint32_t TEXTURE_UPLOAD_MAX_BUFER_SIZE_MB = 1;
 130
 131 } // namespace
 132
 133 EglGraphicsController::EglGraphicsController()
 134 : mTextureDependencyChecker(*this),
 135   mSyncPool(*this)
 136 {
 137 }
 138
 139 EglGraphicsController::~EglGraphicsController()
 140 {
 141   while(!mPresentationCommandBuffers.empty())
 142   {
 143     auto presentCommandBuffer = const_cast<GLES::CommandBuffer*>(mPresentationCommandBuffers.front());
 144     delete presentCommandBuffer;
 145     mPresentationCommandBuffers.pop();
 146   }
 147 }
 148
 149 void EglGraphicsController::InitializeGLES(Integration::GlAbstraction& glAbstraction)
 150 {
 151   DALI_LOG_RELEASE_INFO("Initializing Graphics Controller Phase 1\n");
 152   mGlAbstraction  = &glAbstraction;
 153   mContext        = std::make_unique<GLES::Context>(*this);
 154   mCurrentContext = mContext.get();
 155 }
 156
 157 void EglGraphicsController::Initialize(Integration::GraphicsSyncAbstraction&    syncImplementation,
 158                                        Integration::GlContextHelperAbstraction& glContextHelperAbstraction,
 159                                        Internal::Adaptor::GraphicsInterface&    graphicsInterface)
 160 {
 161   DALI_LOG_RELEASE_INFO("Initializing Graphics Controller Phase 2\n");
 162   auto* syncImplPtr = static_cast<Internal::Adaptor::EglSyncImplementation*>(&syncImplementation);
 163
 164   mEglSyncImplementation      = syncImplPtr;
 165   mGlContextHelperAbstraction = &glContextHelperAbstraction;
 166   mGraphics                   = &graphicsInterface;
 167 }
 168
 169 void EglGraphicsController::FrameStart()
 170 {
 171   mCapacity = 0; // Reset the command buffer capacity at the start of the frame.
 172 }
 173
 174 void EglGraphicsController::SubmitCommandBuffers(const SubmitInfo& submitInfo)
 175 {
 176   for(auto& cmdbuf : submitInfo.cmdBuffer)
 177   {
 178     // Push command buffers
 179     auto* commandBuffer = static_cast<GLES::CommandBuffer*>(cmdbuf);
 180     mCapacity += commandBuffer->GetCapacity();
 181     mCommandQueue.push(commandBuffer);
 182   }
 183
 184   // If flush bit set, flush all pending tasks
 185   if(submitInfo.flags & (0 | SubmitFlagBits::FLUSH))
 186   {
 187     Flush();
 188   }
 189 }
 190
 191 void EglGraphicsController::WaitIdle()
 192 {
 193   Flush();
 194 }
 195
 196 void EglGraphicsController::PresentRenderTarget(RenderTarget* renderTarget)
 197 {
 198   GLES::CommandBuffer* presentCommandBuffer{nullptr};
 199   if(mPresentationCommandBuffers.empty())
 200   {
 201     CommandBufferCreateInfo info;
 202     info.SetLevel(CommandBufferLevel::PRIMARY);
 203     info.fixedCapacity   = 1; // only one command
 204     presentCommandBuffer = new GLES::CommandBuffer(info, *this);
 205   }
 206   else
 207   {
 208     presentCommandBuffer = const_cast<GLES::CommandBuffer*>(mPresentationCommandBuffers.front());
 209     presentCommandBuffer->Reset();
 210     mPresentationCommandBuffers.pop();
 211   }
 212   presentCommandBuffer->PresentRenderTarget(static_cast<GLES::RenderTarget*>(renderTarget));
 213   SubmitInfo submitInfo;
 214   submitInfo.cmdBuffer = {presentCommandBuffer};
 215   submitInfo.flags     = 0 | SubmitFlagBits::FLUSH;
 216   SubmitCommandBuffers(submitInfo);
 217 }
 218
 219 void EglGraphicsController::ResolvePresentRenderTarget(GLES::RenderTarget* renderTarget)
 220 {
 221   mCurrentContext->InvalidateDepthStencilBuffers();
 222
 223   auto* rt = static_cast<GLES::RenderTarget*>(renderTarget);
 224   if(rt->GetCreateInfo().surface)
 225   {
 226     auto* surfaceInterface = reinterpret_cast<Dali::RenderSurfaceInterface*>(rt->GetCreateInfo().surface);
 227     surfaceInterface->MakeContextCurrent();
 228     surfaceInterface->PostRender();
 229   }
 230 }
 231
 232 void EglGraphicsController::PostRender()
 233 {
 234   mTextureDependencyChecker.Reset();
 235   mSyncPool.AgeSyncObjects();
 236 }
 237
 238 Integration::GlAbstraction& EglGraphicsController::GetGlAbstraction()
 239 {
 240   DALI_ASSERT_DEBUG(mGlAbstraction && "Graphics controller not initialized");
 241   return *mGlAbstraction;
 242 }
 243
 244 Integration::GlContextHelperAbstraction& EglGraphicsController::GetGlContextHelperAbstraction()
 245 {
 246   DALI_ASSERT_DEBUG(mGlContextHelperAbstraction && "Graphics controller not initialized");
 247   return *mGlContextHelperAbstraction;
 248 }
 249
 250 Internal::Adaptor::EglSyncImplementation& EglGraphicsController::GetEglSyncImplementation()
 251 {
 252   DALI_ASSERT_DEBUG(mEglSyncImplementation && "Sync implementation not initialized");
 253   return *mEglSyncImplementation;
 254 }
 255
 256 Graphics::UniquePtr<CommandBuffer> EglGraphicsController::CreateCommandBuffer(
 257   const CommandBufferCreateInfo&       commandBufferCreateInfo,
 258   Graphics::UniquePtr<CommandBuffer>&& oldCommandBuffer)
 259 {
 260   return NewObject<GLES::CommandBuffer>(commandBufferCreateInfo, *this, std::move(oldCommandBuffer));
 261 }
 262
 263 Graphics::UniquePtr<RenderPass> EglGraphicsController::CreateRenderPass(const RenderPassCreateInfo& renderPassCreateInfo, Graphics::UniquePtr<RenderPass>&& oldRenderPass)
 264 {
 265   return NewObject<GLES::RenderPass>(renderPassCreateInfo, *this, std::move(oldRenderPass));
 266 }
 267
 268 Graphics::UniquePtr<Texture>
 269 EglGraphicsController::CreateTexture(const TextureCreateInfo& textureCreateInfo, Graphics::UniquePtr<Texture>&& oldTexture)
 270 {
 271   return NewObject<GLES::Texture>(textureCreateInfo, *this, std::move(oldTexture));
 272 }
 273
 274 Graphics::UniquePtr<Buffer> EglGraphicsController::CreateBuffer(
 275   const BufferCreateInfo& bufferCreateInfo, Graphics::UniquePtr<Buffer>&& oldBuffer)
 276 {
 277   return NewObject<GLES::Buffer>(bufferCreateInfo, *this, std::move(oldBuffer));
 278 }
 279
 280 Graphics::UniquePtr<Framebuffer> EglGraphicsController::CreateFramebuffer(
 281   const FramebufferCreateInfo& framebufferCreateInfo, Graphics::UniquePtr<Framebuffer>&& oldFramebuffer)
 282 {
 283   return NewObject<GLES::Framebuffer>(framebufferCreateInfo, *this, std::move(oldFramebuffer));
 284 }
 285
 286 Graphics::UniquePtr<Pipeline> EglGraphicsController::CreatePipeline(
 287   const PipelineCreateInfo& pipelineCreateInfo, Graphics::UniquePtr<Graphics::Pipeline>&& oldPipeline)
 288 {
 289   // Create pipeline cache if needed
 290   if(!mPipelineCache)
 291   {
 292     mPipelineCache = std::make_unique<GLES::PipelineCache>(*this);
 293   }
 294
 295   return mPipelineCache->GetPipeline(pipelineCreateInfo, std::move(oldPipeline));
 296 }
 297
 298 Graphics::UniquePtr<Program> EglGraphicsController::CreateProgram(
 299   const ProgramCreateInfo& programCreateInfo, UniquePtr<Program>&& oldProgram)
 300 {
 301   // Create program cache if needed
 302   if(!mPipelineCache)
 303   {
 304     mPipelineCache = std::make_unique<GLES::PipelineCache>(*this);
 305   }
 306
 307   return mPipelineCache->GetProgram(programCreateInfo, std::move(oldProgram));
 308 }
 309
 310 Graphics::UniquePtr<Shader> EglGraphicsController::CreateShader(const ShaderCreateInfo& shaderCreateInfo, Graphics::UniquePtr<Shader>&& oldShader)
 311 {
 312   return NewObject<GLES::Shader>(shaderCreateInfo, *this, std::move(oldShader));
 313 }
 314
 315 Graphics::UniquePtr<Sampler> EglGraphicsController::CreateSampler(const SamplerCreateInfo& samplerCreateInfo, Graphics::UniquePtr<Sampler>&& oldSampler)
 316 {
 317   return NewObject<GLES::Sampler>(samplerCreateInfo, *this, std::move(oldSampler));
 318 }
 319
 320 Graphics::UniquePtr<RenderTarget> EglGraphicsController::CreateRenderTarget(const RenderTargetCreateInfo& renderTargetCreateInfo, Graphics::UniquePtr<RenderTarget>&& oldRenderTarget)
 321 {
 322   return NewObject<GLES::RenderTarget>(renderTargetCreateInfo, *this, std::move(oldRenderTarget));
 323 }
 324
 325 Graphics::UniquePtr<SyncObject> EglGraphicsController::CreateSyncObject(const SyncObjectCreateInfo& syncObjectCreateInfo,
 326                                                                         UniquePtr<SyncObject>&&     oldSyncObject)
 327 {
 328   if(GetGLESVersion() < GLES::GLESVersion::GLES_30)
 329   {
 330     return NewObject<EGL::SyncObject>(syncObjectCreateInfo, *this, std::move(oldSyncObject));
 331   }
 332   else
 333   {
 334     return NewObject<GLES::SyncObject>(syncObjectCreateInfo, *this, std::move(oldSyncObject));
 335   }
 336 }
 337
 338 MemoryRequirements EglGraphicsController::GetBufferMemoryRequirements(Buffer& buffer) const
 339 {
 340   MemoryRequirements requirements{};
 341
 342   auto gl = GetGL();
 343   if(gl)
 344   {
 345     GLint align;
 346     gl->GetIntegerv(GL_UNIFORM_BUFFER_OFFSET_ALIGNMENT, &align);
 347     requirements.alignment = align;
 348   }
 349   return requirements;
 350 }
 351
 352 TextureProperties EglGraphicsController::GetTextureProperties(const Texture& texture)
 353 {
 354   const GLES::Texture* glesTexture = static_cast<const GLES::Texture*>(&texture);
 355   auto                 createInfo  = glesTexture->GetCreateInfo();
 356
 357   TextureProperties properties{};
 358   properties.format       = createInfo.format;
 359   properties.compressed   = glesTexture->IsCompressed();
 360   properties.extent2D     = createInfo.size;
 361   properties.nativeHandle = glesTexture->GetGLTexture();
 362   // TODO: Skip format1, emulated, packed, directWriteAccessEnabled of TextureProperties for now
 363
 364   return properties;
 365 }
 366
 367 const Graphics::Reflection& EglGraphicsController::GetProgramReflection(const Graphics::Program& program)
 368 {
 369   return static_cast<const Graphics::GLES::Program*>(&program)->GetReflection();
 370 }
 371
 372 void EglGraphicsController::CreateSurfaceContext(Dali::RenderSurfaceInterface* surface)
 373 {
 374   std::unique_ptr<GLES::Context> context = std::make_unique<GLES::Context>(*this);
 375   mSurfaceContexts.push_back(std::move(std::make_pair(surface, std::move(context))));
 376 }
 377
 378 void EglGraphicsController::DeleteSurfaceContext(Dali::RenderSurfaceInterface* surface)
 379 {
 380   mSurfaceContexts.erase(std::remove_if(
 381                            mSurfaceContexts.begin(), mSurfaceContexts.end(), [surface](SurfaceContextPair& iter) { return surface == iter.first; }),
 382                          mSurfaceContexts.end());
 383 }
 384
 385 void EglGraphicsController::ActivateResourceContext()
 386 {
 387   mCurrentContext = mContext.get();
 388   mCurrentContext->GlContextCreated();
 389   if(!mSharedContext)
 390   {
 391     auto eglGraphics = dynamic_cast<Dali::Internal::Adaptor::EglGraphics*>(mGraphics);
 392     if(eglGraphics)
 393     {
 394       mSharedContext = eglGraphics->GetEglImplementation().GetContext();
 395     }
 396   }
 397 }
 398
 399 void EglGraphicsController::ActivateSurfaceContext(Dali::RenderSurfaceInterface* surface)
 400 {
 401   if(surface && mGraphics->IsResourceContextSupported())
 402   {
 403     auto iter = std::find_if(mSurfaceContexts.begin(), mSurfaceContexts.end(), [surface](SurfaceContextPair& iter) { return (iter.first == surface); });
 404
 405     if(iter != mSurfaceContexts.end())
 406     {
 407       mCurrentContext = iter->second.get();
 408       mCurrentContext->GlContextCreated();
 409     }
 410   }
 411 }
 412
 413 void EglGraphicsController::AddTexture(GLES::Texture& texture)
 414 {
 415   // Assuming we are on the correct context
 416   mCreateTextureQueue.push(&texture);
 417 }
 418
 419 void EglGraphicsController::AddBuffer(GLES::Buffer& buffer)
 420 {
 421   // Assuming we are on the correct context
 422   mCreateBufferQueue.push(&buffer);
 423 }
 424
 425 void EglGraphicsController::AddFramebuffer(GLES::Framebuffer& framebuffer)
 426 {
 427   // Assuming we are on the correct context
 428   mCreateFramebufferQueue.push(&framebuffer);
 429 }
 430
 431 void EglGraphicsController::ProcessDiscardQueues()
 432 {
 433   // Process textures
 434   ProcessDiscardQueue<GLES::Texture>(mDiscardTextureQueue);
 435
 436   // Process buffers
 437   ProcessDiscardQueue<GLES::Buffer>(mDiscardBufferQueue);
 438
 439   // Process Framebuffers
 440   ProcessDiscardQueue<GLES::Framebuffer>(mDiscardFramebufferQueue);
 441
 442   // Process RenderPass
 443   ProcessDiscardQueue<GLES::RenderPass>(mDiscardRenderPassQueue);
 444
 445   // Process RenderTarget
 446   ProcessDiscardQueue<GLES::RenderTarget>(mDiscardRenderTargetQueue);
 447
 448   // Process pipelines
 449   ProcessDiscardQueue(mDiscardPipelineQueue);
 450
 451   // Process programs
 452   ProcessDiscardQueue<GLES::Program>(mDiscardProgramQueue);
 453
 454   // Process shaders
 455   ProcessDiscardQueue<GLES::Shader>(mDiscardShaderQueue);
 456
 457   // Process samplers
 458   ProcessDiscardQueue<GLES::Sampler>(mDiscardSamplerQueue);
 459
 460   // Process command buffers
 461   ProcessDiscardQueue<GLES::CommandBuffer>(mDiscardCommandBufferQueue);
 462 }
 463
 464 void EglGraphicsController::ProcessCreateQueues()
 465 {
 466   // Process textures
 467   ProcessCreateQueue(mCreateTextureQueue);
 468
 469   // Process buffers
 470   ProcessCreateQueue(mCreateBufferQueue);
 471
 472   // Process framebuffers
 473   ProcessCreateQueue(mCreateFramebufferQueue);
 474 }
 475
 476 void EglGraphicsController::ProcessCommandBuffer(const GLES::CommandBuffer& commandBuffer)
 477 {
 478   auto       count    = 0u;
 479   const auto commands = commandBuffer.GetCommands(count);
 480   for(auto i = 0u; i < count; ++i)
 481   {
 482     auto& cmd = commands[i];
 483     // process command
 484     switch(cmd.type)
 485     {
 486       case GLES::CommandType::FLUSH:
 487       {
 488         // Nothing to do here
 489         break;
 490       }
 491       case GLES::CommandType::BIND_TEXTURES:
 492       {
 493         mCurrentContext->BindTextures(cmd.bindTextures.textureBindings.Ptr(), cmd.bindTextures.textureBindingsCount);
 494         break;
 495       }
 496       case GLES::CommandType::BIND_VERTEX_BUFFERS:
 497       {
 498         auto bindings = cmd.bindVertexBuffers.vertexBufferBindings.Ptr();
 499         mCurrentContext->BindVertexBuffers(bindings, cmd.bindVertexBuffers.vertexBufferBindingsCount);
 500         break;
 501       }
 502       case GLES::CommandType::BIND_UNIFORM_BUFFER:
 503       {
 504         auto& bindings = cmd.bindUniformBuffers;
 505         mCurrentContext->BindUniformBuffers(bindings.uniformBufferBindingsCount ? bindings.uniformBufferBindings.Ptr() : nullptr, bindings.uniformBufferBindingsCount, bindings.standaloneUniformsBufferBinding);
 506         break;
 507       }
 508       case GLES::CommandType::BIND_INDEX_BUFFER:
 509       {
 510         mCurrentContext->BindIndexBuffer(cmd.bindIndexBuffer);
 511         break;
 512       }
 513       case GLES::CommandType::BIND_SAMPLERS:
 514       {
 515         break;
 516       }
 517       case GLES::CommandType::BIND_PIPELINE:
 518       {
 519         auto pipeline = static_cast<const GLES::Pipeline*>(cmd.bindPipeline.pipeline);
 520         mCurrentContext->BindPipeline(pipeline);
 521         break;
 522       }
 523       case GLES::CommandType::DRAW:
 524       {
 525         mCurrentContext->Flush(false, cmd.draw, mTextureDependencyChecker);
 526         break;
 527       }
 528       case GLES::CommandType::DRAW_INDEXED:
 529       {
 530         mCurrentContext->Flush(false, cmd.draw, mTextureDependencyChecker);
 531         break;
 532       }
 533       case GLES::CommandType::DRAW_INDEXED_INDIRECT:
 534       {
 535         mCurrentContext->Flush(false, cmd.draw, mTextureDependencyChecker);
 536         break;
 537       }
 538       case GLES::CommandType::SET_SCISSOR: // @todo Consider correcting for orientation here?
 539       {
 540         mGlAbstraction->Scissor(cmd.scissor.region.x, cmd.scissor.region.y, cmd.scissor.region.width, cmd.scissor.region.height);
 541         break;
 542       }
 543       case GLES::CommandType::SET_SCISSOR_TEST:
 544       {
 545         mCurrentContext->SetScissorTestEnabled(cmd.scissorTest.enable);
 546         break;
 547       }
 548       case GLES::CommandType::SET_VIEWPORT: // @todo Consider correcting for orientation here?
 549       {
 550         mGlAbstraction->Viewport(cmd.viewport.region.x, cmd.viewport.region.y, cmd.viewport.region.width, cmd.viewport.region.height);
 551         break;
 552       }
 553
 554       case GLES::CommandType::SET_COLOR_MASK:
 555       {
 556         mCurrentContext->ColorMask(cmd.colorMask.enabled);
 557         break;
 558       }
 559       case GLES::CommandType::CLEAR_STENCIL_BUFFER:
 560       {
 561         mCurrentContext->ClearStencilBuffer();
 562         break;
 563       }
 564       case GLES::CommandType::CLEAR_DEPTH_BUFFER:
 565       {
 566         mCurrentContext->ClearDepthBuffer();
 567         break;
 568       }
 569
 570       case GLES::CommandType::SET_STENCIL_TEST_ENABLE:
 571       {
 572         mCurrentContext->SetStencilTestEnable(cmd.stencilTest.enabled);
 573         break;
 574       }
 575
 576       case GLES::CommandType::SET_STENCIL_FUNC:
 577       {
 578         mCurrentContext->StencilFunc(cmd.stencilFunc.compareOp,
 579                                      cmd.stencilFunc.reference,
 580                                      cmd.stencilFunc.compareMask);
 581         break;
 582       }
 583
 584       case GLES::CommandType::SET_STENCIL_WRITE_MASK:
 585       {
 586         mCurrentContext->StencilMask(cmd.stencilWriteMask.mask);
 587         break;
 588       }
 589
 590       case GLES::CommandType::SET_STENCIL_OP:
 591       {
 592         mCurrentContext->StencilOp(cmd.stencilOp.failOp,
 593                                    cmd.stencilOp.depthFailOp,
 594                                    cmd.stencilOp.passOp);
 595         break;
 596       }
 597
 598       case GLES::CommandType::SET_DEPTH_COMPARE_OP:
 599       {
 600         mCurrentContext->SetDepthCompareOp(cmd.depth.compareOp);
 601         break;
 602       }
 603       case GLES::CommandType::SET_DEPTH_TEST_ENABLE:
 604       {
 605         mCurrentContext->SetDepthTestEnable(cmd.depth.testEnabled);
 606         break;
 607       }
 608       case GLES::CommandType::SET_DEPTH_WRITE_ENABLE:
 609       {
 610         mCurrentContext->SetDepthWriteEnable(cmd.depth.writeEnabled);
 611         break;
 612       }
 613
 614       case GLES::CommandType::BEGIN_RENDERPASS:
 615       {
 616         auto&       renderTarget = *cmd.beginRenderPass.renderTarget;
 617         const auto& targetInfo   = renderTarget.GetCreateInfo();
 618
 619         if(targetInfo.surface)
 620         {
 621           // switch to surface context
 622           mGraphics->ActivateSurfaceContext(static_cast<Dali::RenderSurfaceInterface*>(targetInfo.surface));
 623         }
 624         else if(targetInfo.framebuffer)
 625         {
 626           // switch to resource context
 627           mGraphics->ActivateResourceContext();
 628         }
 629
 630         mCurrentContext->BeginRenderPass(cmd.beginRenderPass);
 631
 632         break;
 633       }
 634       case GLES::CommandType::END_RENDERPASS:
 635       {
 636         mCurrentContext->EndRenderPass(mTextureDependencyChecker);
 637
 638         // This sync object is to enable cpu to wait for rendering to complete, not gpu.
 639         // It's only needed for reading the framebuffer texture in the client.
 640         auto syncObject = const_cast<GLES::SyncObject*>(static_cast<const GLES::SyncObject*>(cmd.endRenderPass.syncObject));
 641         if(syncObject)
 642         {
 643           syncObject->InitializeResource();
 644         }
 645         break;
 646       }
 647       case GLES::CommandType::PRESENT_RENDER_TARGET:
 648       {
 649         ResolvePresentRenderTarget(cmd.presentRenderTarget.targetToPresent);
 650
 651         // The command buffer will be pushed into the queue of presentation command buffers
 652         // for further reuse.
 653         if(commandBuffer.GetCreateInfo().fixedCapacity == 1)
 654         {
 655           mPresentationCommandBuffers.push(&commandBuffer);
 656         }
 657         break;
 658       }
 659       case GLES::CommandType::EXECUTE_COMMAND_BUFFERS:
 660       {
 661         // Process secondary command buffers
 662         // todo: check validity of the secondaries
 663         //       there are operations which are illigal to be done
 664         //       within secondaries.
 665         auto buffers = cmd.executeCommandBuffers.buffers.Ptr();
 666         for(auto j = 0u; j < cmd.executeCommandBuffers.buffersCount; ++j)
 667         {
 668           auto& buf = buffers[j];
 669           ProcessCommandBuffer(*static_cast<const GLES::CommandBuffer*>(buf));
 670         }
 671         break;
 672       }
 673       case GLES::CommandType::DRAW_NATIVE:
 674       {
 675         auto* info = &cmd.drawNative.drawNativeInfo;
 676
 677         mCurrentContext->PrepareForNativeRendering();
 678
 679         if(info->glesNativeInfo.eglSharedContextStoragePointer)
 680         {
 681           auto* anyContext = reinterpret_cast<std::any*>(info->glesNativeInfo.eglSharedContextStoragePointer);
 682           *anyContext      = mSharedContext;
 683         }
 684
 685         CallbackBase::ExecuteReturn<bool>(*info->callback, info->userData);
 686
 687         mCurrentContext->RestoreFromNativeRendering();
 688         break;
 689       }
 690     }
 691   }
 692 }
 693
 694 void EglGraphicsController::ProcessCommandQueues()
 695 {
 696   DUMP_FRAME_START();
 697
 698   while(!mCommandQueue.empty())
 699   {
 700     auto cmdBuf = mCommandQueue.front();
 701     mCommandQueue.pop();
 702     DUMP_FRAME_COMMAND_BUFFER(cmdBuf);
 703     ProcessCommandBuffer(*cmdBuf);
 704   }
 705
 706   DUMP_FRAME_END();
 707 }
 708
 709 void EglGraphicsController::ProcessTextureUpdateQueue()
 710 {
 711   while(!mTextureUpdateRequests.empty())
 712   {
 713     TextureUpdateRequest& request = mTextureUpdateRequests.front();
 714
 715     auto& info   = request.first;
 716     auto& source = request.second;
 717
 718     switch(source.sourceType)
 719     {
 720       case Graphics::TextureUpdateSourceInfo::Type::MEMORY:
 721       case Graphics::TextureUpdateSourceInfo::Type::PIXEL_DATA:
 722       {
 723         // GPU memory must be already allocated.
 724
 725         // Check if it needs conversion
 726         auto*       texture            = static_cast<GLES::Texture*>(info.dstTexture);
 727         const auto& createInfo         = texture->GetCreateInfo();
 728         auto        srcFormat          = GLES::GLTextureFormatType(info.srcFormat).format;
 729         auto        srcType            = GLES::GLTextureFormatType(info.srcFormat).type;
 730         auto        destInternalFormat = GLES::GLTextureFormatType(createInfo.format).internalFormat;
 731         auto        destFormat         = GLES::GLTextureFormatType(createInfo.format).format;
 732
 733         // From render-texture.cpp
 734         const bool isSubImage(info.dstOffset2D.x != 0 || info.dstOffset2D.y != 0 ||
 735                               info.srcExtent2D.width != (createInfo.size.width / (1 << info.level)) ||
 736                               info.srcExtent2D.height != (createInfo.size.height / (1 << info.level)));
 737
 738         uint8_t* sourceBuffer;
 739         if(source.sourceType == Graphics::TextureUpdateSourceInfo::Type::MEMORY)
 740         {
 741           sourceBuffer = reinterpret_cast<uint8_t*>(source.memorySource.memory);
 742         }
 743         else
 744         {
 745           // Get buffer of PixelData
 746           Dali::Integration::PixelDataBuffer pixelBufferData = Dali::Integration::GetPixelDataBuffer(source.pixelDataSource.pixelData);
 747
 748           sourceBuffer = pixelBufferData.buffer + info.srcOffset;
 749         }
 750
 751         auto                 sourceStride = info.srcStride;
 752         std::vector<uint8_t> tempBuffer;
 753
 754         if(mGlAbstraction->TextureRequiresConverting(srcFormat, destFormat, isSubImage))
 755         {
 756           // Convert RGB to RGBA if necessary.
 757           if(texture->TryConvertPixelData(sourceBuffer, info.srcFormat, createInfo.format, info.srcSize, info.srcStride, info.srcExtent2D.width, info.srcExtent2D.height, tempBuffer))
 758           {
 759             sourceBuffer = &tempBuffer[0];
 760             sourceStride = 0u; // Converted buffer compacted. make stride as 0.
 761             srcFormat    = destFormat;
 762             srcType      = GLES::GLTextureFormatType(createInfo.format).type;
 763           }
 764         }
 765
 766         // Calculate the maximum mipmap level for the texture
 767         texture->SetMaxMipMapLevel(std::max(texture->GetMaxMipMapLevel(), info.level));
 768
 769         GLenum bindTarget{GL_TEXTURE_2D};
 770         GLenum target{GL_TEXTURE_2D};
 771
 772         if(createInfo.textureType == Graphics::TextureType::TEXTURE_CUBEMAP)
 773         {
 774           bindTarget = GL_TEXTURE_CUBE_MAP;
 775           target     = GL_TEXTURE_CUBE_MAP_POSITIVE_X + info.layer;
 776         }
 777
 778         mGlAbstraction->PixelStorei(GL_UNPACK_ALIGNMENT, 1);
 779         mGlAbstraction->PixelStorei(GL_UNPACK_ROW_LENGTH, sourceStride);
 780
 781         mCurrentContext->BindTexture(bindTarget, texture->GetTextureTypeId(), texture->GetGLTexture());
 782
 783         if(!isSubImage)
 784         {
 785           if(!texture->IsCompressed())
 786           {
 787             mGlAbstraction->TexImage2D(target,
 788                                        info.level,
 789                                        destInternalFormat,
 790                                        info.srcExtent2D.width,
 791                                        info.srcExtent2D.height,
 792                                        0,
 793                                        srcFormat,
 794                                        srcType,
 795                                        sourceBuffer);
 796           }
 797           else
 798           {
 799             mGlAbstraction->CompressedTexImage2D(target,
 800                                                  info.level,
 801                                                  destInternalFormat,
 802                                                  info.srcExtent2D.width,
 803                                                  info.srcExtent2D.height,
 804                                                  0,
 805                                                  info.srcSize,
 806                                                  sourceBuffer);
 807           }
 808         }
 809         else
 810         {
 811           if(!texture->IsCompressed())
 812           {
 813             mGlAbstraction->TexSubImage2D(target,
 814                                           info.level,
 815                                           info.dstOffset2D.x,
 816                                           info.dstOffset2D.y,
 817                                           info.srcExtent2D.width,
 818                                           info.srcExtent2D.height,
 819                                           srcFormat,
 820                                           srcType,
 821                                           sourceBuffer);
 822           }
 823           else
 824           {
 825             mGlAbstraction->CompressedTexSubImage2D(target,
 826                                                     info.level,
 827                                                     info.dstOffset2D.x,
 828                                                     info.dstOffset2D.y,
 829                                                     info.srcExtent2D.width,
 830                                                     info.srcExtent2D.height,
 831                                                     srcFormat,
 832                                                     info.srcSize,
 833                                                     sourceBuffer);
 834           }
 835         }
 836
 837         if(source.sourceType == Graphics::TextureUpdateSourceInfo::Type::MEMORY)
 838         {
 839           // free staging memory
 840           free(source.memorySource.memory);
 841         }
 842         break;
 843       }
 844       default:
 845       {
 846         // TODO: other sources
 847         break;
 848       }
 849     }
 850
 851     mTextureUpdateRequests.pop();
 852   }
 853 }
 854
 855 void EglGraphicsController::UpdateTextures(const std::vector<TextureUpdateInfo>&       updateInfoList,
 856                                            const std::vector<TextureUpdateSourceInfo>& sourceList)
 857 {
 858   // Store updates
 859   for(auto& info : updateInfoList)
 860   {
 861     mTextureUpdateRequests.push(std::make_pair(info, sourceList[info.srcReference]));
 862     auto& pair = mTextureUpdateRequests.back();
 863     switch(pair.second.sourceType)
 864     {
 865       case Graphics::TextureUpdateSourceInfo::Type::MEMORY:
 866       {
 867         auto& info   = pair.first;
 868         auto& source = pair.second;
 869
 870         // allocate staging memory and copy the data
 871         // TODO: using PBO with GLES3, this is just naive
 872         // oldschool way
 873
 874         uint8_t* stagingBuffer = reinterpret_cast<uint8_t*>(malloc(info.srcSize));
 875
 876         uint8_t* srcMemory = &reinterpret_cast<uint8_t*>(source.memorySource.memory)[info.srcOffset];
 877
 878         std::copy(srcMemory, srcMemory + info.srcSize, stagingBuffer);
 879
 880         mTextureUploadTotalCPUMemoryUsed += info.srcSize;
 881
 882         // store staging buffer
 883         source.memorySource.memory = stagingBuffer;
 884         break;
 885       }
 886       case Graphics::TextureUpdateSourceInfo::Type::PIXEL_DATA:
 887       {
 888         // Increase CPU memory usage since ownership of PixelData is now on mTextureUpdateRequests.
 889         mTextureUploadTotalCPUMemoryUsed += info.srcSize;
 890         break;
 891       }
 892       case Graphics::TextureUpdateSourceInfo::Type::BUFFER:
 893       {
 894         // TODO, with PBO support
 895         break;
 896       }
 897       case Graphics::TextureUpdateSourceInfo::Type::TEXTURE:
 898       {
 899         // TODO texture 2 texture in-GPU copy
 900         break;
 901       }
 902     }
 903   }
 904
 905   // If upload buffer exceeds maximum size, flush.
 906   if(mTextureUploadTotalCPUMemoryUsed > TEXTURE_UPLOAD_MAX_BUFER_SIZE_MB * 1024 * 1024)
 907   {
 908     Flush();
 909     mTextureUploadTotalCPUMemoryUsed = 0;
 910   }
 911 }
 912
 913 void EglGraphicsController::ProcessTextureMipmapGenerationQueue()
 914 {
 915   while(!mTextureMipmapGenerationRequests.empty())
 916   {
 917     auto* texture = mTextureMipmapGenerationRequests.front();
 918
 919     mCurrentContext->BindTexture(texture->GetGlTarget(), texture->GetTextureTypeId(), texture->GetGLTexture());
 920     mCurrentContext->GenerateMipmap(texture->GetGlTarget());
 921
 922     mTextureMipmapGenerationRequests.pop();
 923   }
 924 }
 925
 926 void EglGraphicsController::GenerateTextureMipmaps(const Graphics::Texture& texture)
 927 {
 928   mTextureMipmapGenerationRequests.push(static_cast<const GLES::Texture*>(&texture));
 929 }
 930
 931 Graphics::UniquePtr<Memory> EglGraphicsController::MapBufferRange(const MapBufferInfo& mapInfo)
 932 {
 933   // Mapping buffer requires the object to be created NOW
 934   // Workaround - flush now, otherwise there will be given a staging buffer
 935   // in case when the buffer is not there yet
 936   if(!mCreateBufferQueue.empty())
 937   {
 938     mGraphics->ActivateResourceContext();
 939     ProcessCreateQueues();
 940   }
 941
 942   if(GetGLESVersion() < GLES::GLESVersion::GLES_30)
 943   {
 944     return Graphics::UniquePtr<Memory>(new GLES::Memory2(mapInfo, *this));
 945   }
 946   else
 947   {
 948     return Graphics::UniquePtr<Memory>(new GLES::Memory3(mapInfo, *this));
 949   }
 950 }
 951
 952 bool EglGraphicsController::GetProgramParameter(Graphics::Program& program, uint32_t parameterId, void* outData)
 953 {
 954   return static_cast<GLES::Program*>(&program)->GetImplementation()->GetParameter(parameterId, outData);
 955 }
 956
 957 GLES::PipelineCache& EglGraphicsController::GetPipelineCache() const
 958 {
 959   return *mPipelineCache;
 960 }
 961
 962 Graphics::Texture* EglGraphicsController::CreateTextureByResourceId(uint32_t resourceId, const Graphics::TextureCreateInfo& createInfo)
 963 {
 964   Graphics::Texture*                     ret = nullptr;
 965   Graphics::UniquePtr<Graphics::Texture> texture;
 966
 967   auto iter = mExternalTextureResources.find(resourceId);
 968   DALI_ASSERT_ALWAYS(iter == mExternalTextureResources.end());
 969
 970   texture = CreateTexture(createInfo, std::move(texture));
 971
 972   ret = texture.get();
 973
 974   mExternalTextureResources.insert(std::make_pair(resourceId, std::move(texture)));
 975
 976   return ret;
 977 }
 978
 979 void EglGraphicsController::DiscardTextureFromResourceId(uint32_t resourceId)
 980 {
 981   auto iter = mExternalTextureResources.find(resourceId);
 982   if(iter != mExternalTextureResources.end())
 983   {
 984     mExternalTextureResources.erase(iter);
 985   }
 986 }
 987
 988 Graphics::Texture* EglGraphicsController::GetTextureFromResourceId(uint32_t resourceId)
 989 {
 990   Graphics::Texture* ret = nullptr;
 991
 992   auto iter = mExternalTextureResources.find(resourceId);
 993   if(iter != mExternalTextureResources.end())
 994   {
 995     ret = iter->second.get();
 996   }
 997
 998   return ret;
 999 }
1000
1001 Graphics::UniquePtr<Graphics::Texture> EglGraphicsController::ReleaseTextureFromResourceId(uint32_t resourceId)
1002 {
1003   Graphics::UniquePtr<Graphics::Texture> texture;
1004
1005   auto iter = mExternalTextureResources.find(resourceId);
1006   if(iter != mExternalTextureResources.end())
1007   {
1008     texture = std::move(iter->second);
1009     mExternalTextureResources.erase(iter);
1010   }
1011
1012   return texture;
1013 }
1014
1015 } // namespace Dali::Graphics