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

   1 /*
   2  * Copyright (c) 2022 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 // INTERNAL INCLUDES
  21 #include <dali/integration-api/adaptor-framework/render-surface-interface.h>
  22 #include <dali/integration-api/debug.h>
  23 #include <dali/integration-api/gl-abstraction.h>
  24 #include <dali/integration-api/gl-defines.h>
  25 #include <dali/integration-api/graphics-sync-abstraction.h>
  26 #include <dali/internal/graphics/gles-impl/egl-sync-object.h>
  27 #include <dali/internal/graphics/gles-impl/gles-graphics-command-buffer.h>
  28 #include <dali/internal/graphics/gles-impl/gles-graphics-pipeline.h>
  29 #include <dali/internal/graphics/gles-impl/gles-graphics-program.h>
  30 #include <dali/internal/graphics/gles-impl/gles-graphics-render-pass.h>
  31 #include <dali/internal/graphics/gles-impl/gles-graphics-render-target.h>
  32 #include <dali/internal/graphics/gles-impl/gles-graphics-shader.h>
  33 #include <dali/internal/graphics/gles-impl/gles-graphics-texture.h>
  34 #include <dali/internal/graphics/gles-impl/gles-graphics-types.h>
  35 #include <dali/internal/graphics/gles-impl/gles-sync-object.h>
  36 #include <dali/internal/graphics/gles-impl/gles3-graphics-memory.h>
  37 #include <dali/internal/graphics/gles/egl-sync-implementation.h>
  38 #include <dali/public-api/common/dali-common.h>
  39
  40 #include <dali/internal/graphics/gles/egl-graphics.h>
  41
  42 #include <any>
  43
  44 // Uncomment the following define to turn on frame dumping
  45 //#define ENABLE_COMMAND_BUFFER_FRAME_DUMP 1
  46 #include <dali/internal/graphics/gles-impl/egl-graphics-controller-debug.h>
  47 DUMP_FRAME_INIT();
  48
  49 namespace Dali::Graphics
  50 {
  51 namespace
  52 {
  53 /**
  54  * @brief Custom deleter for all Graphics objects created
  55  * with use of the Controller.
  56  *
  57  * When Graphics object dies the unique pointer (Graphics::UniquePtr)
  58  * doesn't destroy it directly but passes the ownership back
  59  * to the Controller. The GLESDeleter is responsible for passing
  60  * the object to the discard queue (by calling Resource::DiscardResource()).
  61  */
  62 template<typename T>
  63 struct GLESDeleter
  64 {
  65   GLESDeleter() = default;
  66
  67   void operator()(T* object)
  68   {
  69     // Discard resource (add it to discard queue)
  70     object->DiscardResource();
  71   }
  72 };
  73
  74 /**
  75  * @brief Helper function allocating graphics object
  76  *
  77  * @param[in] info Create info structure
  78  * @param[in] controller Controller object
  79  * @param[out] out Unique pointer to the return object
  80  */
  81 template<class GLESType, class GfxCreateInfo, class T>
  82 auto NewObject(const GfxCreateInfo& info, EglGraphicsController& controller, T&& oldObject)
  83 {
  84   // Use allocator
  85   using Type = typename T::element_type;
  86   using UPtr = Graphics::UniquePtr<Type>;
  87   if(info.allocationCallbacks)
  88   {
  89     auto* memory = info.allocationCallbacks->allocCallback(
  90       sizeof(GLESType),
  91       0,
  92       info.allocationCallbacks->userData);
  93     return UPtr(new(memory) GLESType(info, controller), GLESDeleter<GLESType>());
  94   }
  95   else // Use standard allocator
  96   {
  97     return UPtr(new GLESType(info, controller), GLESDeleter<GLESType>());
  98   }
  99 }
 100
 101 template<class T0, class T1>
 102 T0* CastObject(T1* apiObject)
 103 {
 104   return static_cast<T0*>(apiObject);
 105 }
 106
 107 // Maximum size of texture upload buffer.
 108 const uint32_t TEXTURE_UPLOAD_MAX_BUFER_SIZE_MB = 1;
 109
 110 } // namespace
 111
 112 EglGraphicsController::EglGraphicsController()
 113 : mTextureDependencyChecker(*this),
 114   mSyncPool(*this)
 115 {
 116 }
 117
 118 EglGraphicsController::~EglGraphicsController()
 119 {
 120   while(!mPresentationCommandBuffers.empty())
 121   {
 122     auto presentCommandBuffer = const_cast<GLES::CommandBuffer*>(mPresentationCommandBuffers.front());
 123     delete presentCommandBuffer;
 124     mPresentationCommandBuffers.pop();
 125   }
 126 }
 127
 128 void EglGraphicsController::InitializeGLES(Integration::GlAbstraction& glAbstraction)
 129 {
 130   DALI_LOG_RELEASE_INFO("Initializing Graphics Controller Phase 1\n");
 131   mGlAbstraction  = &glAbstraction;
 132   mContext        = std::make_unique<GLES::Context>(*this);
 133   mCurrentContext = mContext.get();
 134 }
 135
 136 void EglGraphicsController::Initialize(Integration::GraphicsSyncAbstraction&    syncImplementation,
 137                                        Integration::GlContextHelperAbstraction& glContextHelperAbstraction,
 138                                        Internal::Adaptor::GraphicsInterface&    graphicsInterface)
 139 {
 140   DALI_LOG_RELEASE_INFO("Initializing Graphics Controller Phase 2\n");
 141   auto* syncImplPtr = static_cast<Internal::Adaptor::EglSyncImplementation*>(&syncImplementation);
 142
 143   mEglSyncImplementation      = syncImplPtr;
 144   mGlContextHelperAbstraction = &glContextHelperAbstraction;
 145   mGraphics                   = &graphicsInterface;
 146 }
 147
 148 void EglGraphicsController::FrameStart()
 149 {
 150   mCapacity = 0; // Reset the command buffer capacity at the start of the frame.
 151 }
 152
 153 void EglGraphicsController::SubmitCommandBuffers(const SubmitInfo& submitInfo)
 154 {
 155   for(auto& cmdbuf : submitInfo.cmdBuffer)
 156   {
 157     // Push command buffers
 158     auto* commandBuffer = static_cast<GLES::CommandBuffer*>(cmdbuf);
 159     mCapacity += commandBuffer->GetCapacity();
 160     mCommandQueue.push(commandBuffer);
 161   }
 162
 163   // If flush bit set, flush all pending tasks
 164   if(submitInfo.flags & (0 | SubmitFlagBits::FLUSH))
 165   {
 166     Flush();
 167   }
 168 }
 169
 170 void EglGraphicsController::PresentRenderTarget(RenderTarget* renderTarget)
 171 {
 172   GLES::CommandBuffer* presentCommandBuffer{nullptr};
 173   if(mPresentationCommandBuffers.empty())
 174   {
 175     CommandBufferCreateInfo info;
 176     info.SetLevel(CommandBufferLevel::PRIMARY);
 177     info.fixedCapacity   = 1; // only one command
 178     presentCommandBuffer = new GLES::CommandBuffer(info, *this);
 179   }
 180   else
 181   {
 182     presentCommandBuffer = const_cast<GLES::CommandBuffer*>(mPresentationCommandBuffers.front());
 183     presentCommandBuffer->Reset();
 184     mPresentationCommandBuffers.pop();
 185   }
 186   presentCommandBuffer->PresentRenderTarget(static_cast<GLES::RenderTarget*>(renderTarget));
 187   SubmitInfo submitInfo;
 188   submitInfo.cmdBuffer = {presentCommandBuffer};
 189   submitInfo.flags     = 0 | SubmitFlagBits::FLUSH;
 190   SubmitCommandBuffers(submitInfo);
 191 }
 192
 193 void EglGraphicsController::ResolvePresentRenderTarget(GLES::RenderTarget* renderTarget)
 194 {
 195   mCurrentContext->InvalidateDepthStencilBuffers();
 196
 197   auto* rt = static_cast<GLES::RenderTarget*>(renderTarget);
 198   if(rt->GetCreateInfo().surface)
 199   {
 200     auto* surfaceInterface = reinterpret_cast<Dali::RenderSurfaceInterface*>(rt->GetCreateInfo().surface);
 201     surfaceInterface->MakeContextCurrent();
 202     surfaceInterface->PostRender();
 203   }
 204 }
 205
 206 void EglGraphicsController::PostRender()
 207 {
 208   mTextureDependencyChecker.Reset();
 209   mSyncPool.AgeSyncObjects();
 210 }
 211
 212 Integration::GlAbstraction& EglGraphicsController::GetGlAbstraction()
 213 {
 214   DALI_ASSERT_DEBUG(mGlAbstraction && "Graphics controller not initialized");
 215   return *mGlAbstraction;
 216 }
 217
 218 Integration::GlContextHelperAbstraction& EglGraphicsController::GetGlContextHelperAbstraction()
 219 {
 220   DALI_ASSERT_DEBUG(mGlContextHelperAbstraction && "Graphics controller not initialized");
 221   return *mGlContextHelperAbstraction;
 222 }
 223
 224 Internal::Adaptor::EglSyncImplementation& EglGraphicsController::GetEglSyncImplementation()
 225 {
 226   DALI_ASSERT_DEBUG(mEglSyncImplementation && "Sync implementation not initialized");
 227   return *mEglSyncImplementation;
 228 }
 229
 230 Graphics::UniquePtr<CommandBuffer> EglGraphicsController::CreateCommandBuffer(
 231   const CommandBufferCreateInfo&       commandBufferCreateInfo,
 232   Graphics::UniquePtr<CommandBuffer>&& oldCommandBuffer)
 233 {
 234   return NewObject<GLES::CommandBuffer>(commandBufferCreateInfo, *this, std::move(oldCommandBuffer));
 235 }
 236
 237 Graphics::UniquePtr<RenderPass> EglGraphicsController::CreateRenderPass(const RenderPassCreateInfo& renderPassCreateInfo, Graphics::UniquePtr<RenderPass>&& oldRenderPass)
 238 {
 239   return NewObject<GLES::RenderPass>(renderPassCreateInfo, *this, std::move(oldRenderPass));
 240 }
 241
 242 Graphics::UniquePtr<Texture>
 243 EglGraphicsController::CreateTexture(const TextureCreateInfo& textureCreateInfo, Graphics::UniquePtr<Texture>&& oldTexture)
 244 {
 245   return NewObject<GLES::Texture>(textureCreateInfo, *this, std::move(oldTexture));
 246 }
 247
 248 Graphics::UniquePtr<Buffer> EglGraphicsController::CreateBuffer(
 249   const BufferCreateInfo& bufferCreateInfo, Graphics::UniquePtr<Buffer>&& oldBuffer)
 250 {
 251   return NewObject<GLES::Buffer>(bufferCreateInfo, *this, std::move(oldBuffer));
 252 }
 253
 254 Graphics::UniquePtr<Framebuffer> EglGraphicsController::CreateFramebuffer(
 255   const FramebufferCreateInfo& framebufferCreateInfo, Graphics::UniquePtr<Framebuffer>&& oldFramebuffer)
 256 {
 257   return NewObject<GLES::Framebuffer>(framebufferCreateInfo, *this, std::move(oldFramebuffer));
 258 }
 259
 260 Graphics::UniquePtr<Pipeline> EglGraphicsController::CreatePipeline(
 261   const PipelineCreateInfo& pipelineCreateInfo, Graphics::UniquePtr<Graphics::Pipeline>&& oldPipeline)
 262 {
 263   // Create pipeline cache if needed
 264   if(!mPipelineCache)
 265   {
 266     mPipelineCache = std::make_unique<GLES::PipelineCache>(*this);
 267   }
 268
 269   return mPipelineCache->GetPipeline(pipelineCreateInfo, std::move(oldPipeline));
 270 }
 271
 272 Graphics::UniquePtr<Program> EglGraphicsController::CreateProgram(
 273   const ProgramCreateInfo& programCreateInfo, UniquePtr<Program>&& oldProgram)
 274 {
 275   // Create program cache if needed
 276   if(!mPipelineCache)
 277   {
 278     mPipelineCache = std::make_unique<GLES::PipelineCache>(*this);
 279   }
 280
 281   return mPipelineCache->GetProgram(programCreateInfo, std::move(oldProgram));
 282 }
 283
 284 Graphics::UniquePtr<Shader> EglGraphicsController::CreateShader(const ShaderCreateInfo& shaderCreateInfo, Graphics::UniquePtr<Shader>&& oldShader)
 285 {
 286   return NewObject<GLES::Shader>(shaderCreateInfo, *this, std::move(oldShader));
 287 }
 288
 289 Graphics::UniquePtr<Sampler> EglGraphicsController::CreateSampler(const SamplerCreateInfo& samplerCreateInfo, Graphics::UniquePtr<Sampler>&& oldSampler)
 290 {
 291   return NewObject<GLES::Sampler>(samplerCreateInfo, *this, std::move(oldSampler));
 292 }
 293
 294 Graphics::UniquePtr<RenderTarget> EglGraphicsController::CreateRenderTarget(const RenderTargetCreateInfo& renderTargetCreateInfo, Graphics::UniquePtr<RenderTarget>&& oldRenderTarget)
 295 {
 296   return NewObject<GLES::RenderTarget>(renderTargetCreateInfo, *this, std::move(oldRenderTarget));
 297 }
 298
 299 Graphics::UniquePtr<SyncObject> EglGraphicsController::CreateSyncObject(const SyncObjectCreateInfo& syncObjectCreateInfo,
 300                                                                         UniquePtr<SyncObject>&&     oldSyncObject)
 301 {
 302   if(GetGLESVersion() < GLES::GLESVersion::GLES_30)
 303   {
 304     return NewObject<EGL::SyncObject>(syncObjectCreateInfo, *this, std::move(oldSyncObject));
 305   }
 306   else
 307   {
 308     return NewObject<GLES::SyncObject>(syncObjectCreateInfo, *this, std::move(oldSyncObject));
 309   }
 310 }
 311
 312 TextureProperties EglGraphicsController::GetTextureProperties(const Texture& texture)
 313 {
 314   const GLES::Texture* glesTexture = static_cast<const GLES::Texture*>(&texture);
 315   auto                 createInfo  = glesTexture->GetCreateInfo();
 316
 317   TextureProperties properties{};
 318   properties.format       = createInfo.format;
 319   properties.compressed   = glesTexture->IsCompressed();
 320   properties.extent2D     = createInfo.size;
 321   properties.nativeHandle = glesTexture->GetGLTexture();
 322   // TODO: Skip format1, emulated, packed, directWriteAccessEnabled of TextureProperties for now
 323
 324   return properties;
 325 }
 326
 327 const Graphics::Reflection& EglGraphicsController::GetProgramReflection(const Graphics::Program& program)
 328 {
 329   return static_cast<const Graphics::GLES::Program*>(&program)->GetReflection();
 330 }
 331
 332 void EglGraphicsController::CreateSurfaceContext(Dali::RenderSurfaceInterface* surface)
 333 {
 334   std::unique_ptr<GLES::Context> context = std::make_unique<GLES::Context>(*this);
 335   mSurfaceContexts.push_back(std::move(std::make_pair(surface, std::move(context))));
 336 }
 337
 338 void EglGraphicsController::DeleteSurfaceContext(Dali::RenderSurfaceInterface* surface)
 339 {
 340   mSurfaceContexts.erase(std::remove_if(
 341                            mSurfaceContexts.begin(), mSurfaceContexts.end(), [surface](SurfaceContextPair& iter)
 342                            { return surface == iter.first; }),
 343                          mSurfaceContexts.end());
 344 }
 345
 346 void EglGraphicsController::ActivateResourceContext()
 347 {
 348   mCurrentContext = mContext.get();
 349   mCurrentContext->GlContextCreated();
 350   if(!mSharedContext)
 351   {
 352     auto eglGraphics = dynamic_cast<Dali::Internal::Adaptor::EglGraphics*>(mGraphics);
 353     if(eglGraphics)
 354     {
 355       mSharedContext = eglGraphics->GetEglImplementation().GetContext();
 356     }
 357   }
 358 }
 359
 360 void EglGraphicsController::ActivateSurfaceContext(Dali::RenderSurfaceInterface* surface)
 361 {
 362   if(surface && mGraphics->IsResourceContextSupported())
 363   {
 364     auto iter = std::find_if(mSurfaceContexts.begin(), mSurfaceContexts.end(), [surface](SurfaceContextPair& iter)
 365                              { return (iter.first == surface); });
 366
 367     if(iter != mSurfaceContexts.end())
 368     {
 369       mCurrentContext = iter->second.get();
 370       mCurrentContext->GlContextCreated();
 371     }
 372   }
 373 }
 374
 375 void EglGraphicsController::AddTexture(GLES::Texture& texture)
 376 {
 377   // Assuming we are on the correct context
 378   mCreateTextureQueue.push(&texture);
 379 }
 380
 381 void EglGraphicsController::AddBuffer(GLES::Buffer& buffer)
 382 {
 383   // Assuming we are on the correct context
 384   mCreateBufferQueue.push(&buffer);
 385 }
 386
 387 void EglGraphicsController::AddFramebuffer(GLES::Framebuffer& framebuffer)
 388 {
 389   // Assuming we are on the correct context
 390   mCreateFramebufferQueue.push(&framebuffer);
 391 }
 392
 393 void EglGraphicsController::ProcessDiscardQueues()
 394 {
 395   // Process textures
 396   ProcessDiscardQueue<GLES::Texture>(mDiscardTextureQueue);
 397
 398   // Process buffers
 399   ProcessDiscardQueue<GLES::Buffer>(mDiscardBufferQueue);
 400
 401   // Process Framebuffers
 402   ProcessDiscardQueue<GLES::Framebuffer>(mDiscardFramebufferQueue);
 403
 404   // Process RenderPass
 405   ProcessDiscardQueue<GLES::RenderPass>(mDiscardRenderPassQueue);
 406
 407   // Process RenderTarget
 408   ProcessDiscardQueue<GLES::RenderTarget>(mDiscardRenderTargetQueue);
 409
 410   // Process pipelines
 411   ProcessDiscardQueue(mDiscardPipelineQueue);
 412
 413   // Process programs
 414   ProcessDiscardQueue<GLES::Program>(mDiscardProgramQueue);
 415
 416   // Process shaders
 417   ProcessDiscardQueue<GLES::Shader>(mDiscardShaderQueue);
 418
 419   // Process samplers
 420   ProcessDiscardQueue<GLES::Sampler>(mDiscardSamplerQueue);
 421
 422   // Process command buffers
 423   ProcessDiscardQueue<GLES::CommandBuffer>(mDiscardCommandBufferQueue);
 424 }
 425
 426 void EglGraphicsController::ProcessCreateQueues()
 427 {
 428   // Process textures
 429   ProcessCreateQueue(mCreateTextureQueue);
 430
 431   // Process buffers
 432   ProcessCreateQueue(mCreateBufferQueue);
 433
 434   // Process framebuffers
 435   ProcessCreateQueue(mCreateFramebufferQueue);
 436 }
 437
 438 void EglGraphicsController::ProcessCommandBuffer(const GLES::CommandBuffer& commandBuffer)
 439 {
 440   auto       count    = 0u;
 441   const auto commands = commandBuffer.GetCommands(count);
 442   for(auto i = 0u; i < count; ++i)
 443   {
 444     auto& cmd = commands[i];
 445     // process command
 446     switch(cmd.type)
 447     {
 448       case GLES::CommandType::FLUSH:
 449       {
 450         // Nothing to do here
 451         break;
 452       }
 453       case GLES::CommandType::BIND_TEXTURES:
 454       {
 455         mCurrentContext->BindTextures(cmd.bindTextures.textureBindings.Ptr(), cmd.bindTextures.textureBindingsCount);
 456         break;
 457       }
 458       case GLES::CommandType::BIND_VERTEX_BUFFERS:
 459       {
 460         auto bindings = cmd.bindVertexBuffers.vertexBufferBindings.Ptr();
 461         mCurrentContext->BindVertexBuffers(bindings, cmd.bindVertexBuffers.vertexBufferBindingsCount);
 462         break;
 463       }
 464       case GLES::CommandType::BIND_UNIFORM_BUFFER:
 465       {
 466         auto& bindings = cmd.bindUniformBuffers;
 467         mCurrentContext->BindUniformBuffers(bindings.uniformBufferBindingsCount ? bindings.uniformBufferBindings.Ptr() : nullptr, bindings.uniformBufferBindingsCount, bindings.standaloneUniformsBufferBinding);
 468         break;
 469       }
 470       case GLES::CommandType::BIND_INDEX_BUFFER:
 471       {
 472         mCurrentContext->BindIndexBuffer(cmd.bindIndexBuffer);
 473         break;
 474       }
 475       case GLES::CommandType::BIND_SAMPLERS:
 476       {
 477         break;
 478       }
 479       case GLES::CommandType::BIND_PIPELINE:
 480       {
 481         auto pipeline = static_cast<const GLES::Pipeline*>(cmd.bindPipeline.pipeline);
 482         mCurrentContext->BindPipeline(pipeline);
 483         break;
 484       }
 485       case GLES::CommandType::DRAW:
 486       {
 487         mCurrentContext->Flush(false, cmd.draw, mTextureDependencyChecker);
 488         break;
 489       }
 490       case GLES::CommandType::DRAW_INDEXED:
 491       {
 492         mCurrentContext->Flush(false, cmd.draw, mTextureDependencyChecker);
 493         break;
 494       }
 495       case GLES::CommandType::DRAW_INDEXED_INDIRECT:
 496       {
 497         mCurrentContext->Flush(false, cmd.draw, mTextureDependencyChecker);
 498         break;
 499       }
 500       case GLES::CommandType::SET_SCISSOR: // @todo Consider correcting for orientation here?
 501       {
 502         mGlAbstraction->Scissor(cmd.scissor.region.x, cmd.scissor.region.y, cmd.scissor.region.width, cmd.scissor.region.height);
 503         break;
 504       }
 505       case GLES::CommandType::SET_SCISSOR_TEST:
 506       {
 507         mCurrentContext->SetScissorTestEnabled(cmd.scissorTest.enable);
 508         break;
 509       }
 510       case GLES::CommandType::SET_VIEWPORT: // @todo Consider correcting for orientation here?
 511       {
 512         mGlAbstraction->Viewport(cmd.viewport.region.x, cmd.viewport.region.y, cmd.viewport.region.width, cmd.viewport.region.height);
 513         break;
 514       }
 515
 516       case GLES::CommandType::SET_COLOR_MASK:
 517       {
 518         mCurrentContext->ColorMask(cmd.colorMask.enabled);
 519         break;
 520       }
 521       case GLES::CommandType::CLEAR_STENCIL_BUFFER:
 522       {
 523         mCurrentContext->ClearStencilBuffer();
 524         break;
 525       }
 526       case GLES::CommandType::CLEAR_DEPTH_BUFFER:
 527       {
 528         mCurrentContext->ClearDepthBuffer();
 529         break;
 530       }
 531
 532       case GLES::CommandType::SET_STENCIL_TEST_ENABLE:
 533       {
 534         mCurrentContext->SetStencilTestEnable(cmd.stencilTest.enabled);
 535         break;
 536       }
 537
 538       case GLES::CommandType::SET_STENCIL_FUNC:
 539       {
 540         mCurrentContext->StencilFunc(cmd.stencilFunc.compareOp,
 541                                      cmd.stencilFunc.reference,
 542                                      cmd.stencilFunc.compareMask);
 543         break;
 544       }
 545
 546       case GLES::CommandType::SET_STENCIL_WRITE_MASK:
 547       {
 548         mCurrentContext->StencilMask(cmd.stencilWriteMask.mask);
 549         break;
 550       }
 551
 552       case GLES::CommandType::SET_STENCIL_OP:
 553       {
 554         mCurrentContext->StencilOp(cmd.stencilOp.failOp,
 555                                    cmd.stencilOp.depthFailOp,
 556                                    cmd.stencilOp.passOp);
 557         break;
 558       }
 559
 560       case GLES::CommandType::SET_DEPTH_COMPARE_OP:
 561       {
 562         mCurrentContext->SetDepthCompareOp(cmd.depth.compareOp);
 563         break;
 564       }
 565       case GLES::CommandType::SET_DEPTH_TEST_ENABLE:
 566       {
 567         mCurrentContext->SetDepthTestEnable(cmd.depth.testEnabled);
 568         break;
 569       }
 570       case GLES::CommandType::SET_DEPTH_WRITE_ENABLE:
 571       {
 572         mCurrentContext->SetDepthWriteEnable(cmd.depth.writeEnabled);
 573         break;
 574       }
 575
 576       case GLES::CommandType::BEGIN_RENDERPASS:
 577       {
 578         auto&       renderTarget = *cmd.beginRenderPass.renderTarget;
 579         const auto& targetInfo   = renderTarget.GetCreateInfo();
 580
 581         if(targetInfo.surface)
 582         {
 583           // switch to surface context
 584           mGraphics->ActivateSurfaceContext(static_cast<Dali::RenderSurfaceInterface*>(targetInfo.surface));
 585         }
 586         else if(targetInfo.framebuffer)
 587         {
 588           // switch to resource context
 589           mGraphics->ActivateResourceContext();
 590         }
 591
 592         mCurrentContext->BeginRenderPass(cmd.beginRenderPass);
 593
 594         break;
 595       }
 596       case GLES::CommandType::END_RENDERPASS:
 597       {
 598         mCurrentContext->EndRenderPass(mTextureDependencyChecker);
 599
 600         // This sync object is to enable cpu to wait for rendering to complete, not gpu.
 601         // It's only needed for reading the framebuffer texture in the client.
 602         auto syncObject = const_cast<GLES::SyncObject*>(static_cast<const GLES::SyncObject*>(cmd.endRenderPass.syncObject));
 603         if(syncObject)
 604         {
 605           syncObject->InitializeResource();
 606         }
 607         break;
 608       }
 609       case GLES::CommandType::PRESENT_RENDER_TARGET:
 610       {
 611         ResolvePresentRenderTarget(cmd.presentRenderTarget.targetToPresent);
 612
 613         // The command buffer will be pushed into the queue of presentation command buffers
 614         // for further reuse.
 615         if(commandBuffer.GetCreateInfo().fixedCapacity == 1)
 616         {
 617           mPresentationCommandBuffers.push(&commandBuffer);
 618         }
 619         break;
 620       }
 621       case GLES::CommandType::EXECUTE_COMMAND_BUFFERS:
 622       {
 623         // Process secondary command buffers
 624         // todo: check validity of the secondaries
 625         //       there are operations which are illigal to be done
 626         //       within secondaries.
 627         auto buffers = cmd.executeCommandBuffers.buffers.Ptr();
 628         for(auto j = 0u; j < cmd.executeCommandBuffers.buffersCount; ++j)
 629         {
 630           auto& buf = buffers[j];
 631           ProcessCommandBuffer(*static_cast<const GLES::CommandBuffer*>(buf));
 632         }
 633         break;
 634       }
 635       case GLES::CommandType::DRAW_NATIVE:
 636       {
 637         auto* info = &cmd.drawNative.drawNativeInfo;
 638
 639         mCurrentContext->PrepareForNativeRendering();
 640
 641         if(info->glesNativeInfo.eglSharedContextStoragePointer)
 642         {
 643           auto* anyContext = reinterpret_cast<std::any*>(info->glesNativeInfo.eglSharedContextStoragePointer);
 644           *anyContext      = mSharedContext;
 645         }
 646
 647         CallbackBase::ExecuteReturn<bool>(*info->callback, info->userData);
 648
 649         mCurrentContext->RestoreFromNativeRendering();
 650         break;
 651       }
 652     }
 653   }
 654 }
 655
 656 void EglGraphicsController::ProcessCommandQueues()
 657 {
 658   DUMP_FRAME_START();
 659
 660   while(!mCommandQueue.empty())
 661   {
 662     auto cmdBuf = mCommandQueue.front();
 663     mCommandQueue.pop();
 664     DUMP_FRAME_COMMAND_BUFFER(cmdBuf);
 665     ProcessCommandBuffer(*cmdBuf);
 666   }
 667
 668   DUMP_FRAME_END();
 669 }
 670
 671 void EglGraphicsController::ProcessTextureUpdateQueue()
 672 {
 673   while(!mTextureUpdateRequests.empty())
 674   {
 675     TextureUpdateRequest& request = mTextureUpdateRequests.front();
 676
 677     auto& info   = request.first;
 678     auto& source = request.second;
 679
 680     if(source.sourceType == Graphics::TextureUpdateSourceInfo::Type::MEMORY)
 681     {
 682       // GPU memory must be already allocated.
 683
 684       // Check if it needs conversion
 685       auto*       texture            = static_cast<GLES::Texture*>(info.dstTexture);
 686       const auto& createInfo         = texture->GetCreateInfo();
 687       auto        srcFormat          = GLES::GLTextureFormatType(info.srcFormat).format;
 688       auto        srcType            = GLES::GLTextureFormatType(info.srcFormat).type;
 689       auto        destInternalFormat = GLES::GLTextureFormatType(createInfo.format).internalFormat;
 690       auto        destFormat         = GLES::GLTextureFormatType(createInfo.format).format;
 691
 692       // From render-texture.cpp
 693       const bool isSubImage(info.dstOffset2D.x != 0 || info.dstOffset2D.y != 0 ||
 694                             info.srcExtent2D.width != (createInfo.size.width / (1 << info.level)) ||
 695                             info.srcExtent2D.height != (createInfo.size.height / (1 << info.level)));
 696
 697       auto*                sourceBuffer = reinterpret_cast<uint8_t*>(source.memorySource.memory);
 698       auto                 sourceStride = info.srcStride;
 699       std::vector<uint8_t> tempBuffer;
 700
 701       if(mGlAbstraction->TextureRequiresConverting(srcFormat, destFormat, isSubImage))
 702       {
 703         // Convert RGB to RGBA if necessary.
 704         if(texture->TryConvertPixelData(source.memorySource.memory, info.srcFormat, createInfo.format, info.srcSize, info.srcStride, info.srcExtent2D.width, info.srcExtent2D.height, tempBuffer))
 705         {
 706           sourceBuffer = &tempBuffer[0];
 707           sourceStride = 0u; // Converted buffer compacted. make stride as 0.
 708           srcFormat    = destFormat;
 709           srcType      = GLES::GLTextureFormatType(createInfo.format).type;
 710         }
 711       }
 712
 713       // Calculate the maximum mipmap level for the texture
 714       texture->SetMaxMipMapLevel(std::max(texture->GetMaxMipMapLevel(), info.level));
 715
 716       GLenum bindTarget{GL_TEXTURE_2D};
 717       GLenum target{GL_TEXTURE_2D};
 718
 719       if(createInfo.textureType == Graphics::TextureType::TEXTURE_CUBEMAP)
 720       {
 721         bindTarget = GL_TEXTURE_CUBE_MAP;
 722         target     = GL_TEXTURE_CUBE_MAP_POSITIVE_X + info.layer;
 723       }
 724
 725       mGlAbstraction->PixelStorei(GL_UNPACK_ALIGNMENT, 1);
 726       mGlAbstraction->PixelStorei(GL_UNPACK_ROW_LENGTH, sourceStride);
 727
 728       mCurrentContext->BindTexture(bindTarget, texture->GetTextureTypeId(), texture->GetGLTexture());
 729
 730       if(!isSubImage)
 731       {
 732         if(!texture->IsCompressed())
 733         {
 734           mGlAbstraction->TexImage2D(target,
 735                                      info.level,
 736                                      destInternalFormat,
 737                                      info.srcExtent2D.width,
 738                                      info.srcExtent2D.height,
 739                                      0,
 740                                      srcFormat,
 741                                      srcType,
 742                                      sourceBuffer);
 743         }
 744         else
 745         {
 746           mGlAbstraction->CompressedTexImage2D(target,
 747                                                info.level,
 748                                                destInternalFormat,
 749                                                info.srcExtent2D.width,
 750                                                info.srcExtent2D.height,
 751                                                0,
 752                                                info.srcSize,
 753                                                sourceBuffer);
 754         }
 755       }
 756       else
 757       {
 758         if(!texture->IsCompressed())
 759         {
 760           mGlAbstraction->TexSubImage2D(target,
 761                                         info.level,
 762                                         info.dstOffset2D.x,
 763                                         info.dstOffset2D.y,
 764                                         info.srcExtent2D.width,
 765                                         info.srcExtent2D.height,
 766                                         srcFormat,
 767                                         srcType,
 768                                         sourceBuffer);
 769         }
 770         else
 771         {
 772           mGlAbstraction->CompressedTexSubImage2D(target,
 773                                                   info.level,
 774                                                   info.dstOffset2D.x,
 775                                                   info.dstOffset2D.y,
 776                                                   info.srcExtent2D.width,
 777                                                   info.srcExtent2D.height,
 778                                                   srcFormat,
 779                                                   info.srcSize,
 780                                                   sourceBuffer);
 781         }
 782       }
 783       // free staging memory
 784       free(source.memorySource.memory);
 785     }
 786     else
 787     {
 788       // TODO: other sources
 789     }
 790
 791     mTextureUpdateRequests.pop();
 792   }
 793 }
 794
 795 void EglGraphicsController::UpdateTextures(const std::vector<TextureUpdateInfo>&       updateInfoList,
 796                                            const std::vector<TextureUpdateSourceInfo>& sourceList)
 797 {
 798   // Store updates
 799   for(auto& info : updateInfoList)
 800   {
 801     mTextureUpdateRequests.push(std::make_pair(info, sourceList[info.srcReference]));
 802     auto& pair = mTextureUpdateRequests.back();
 803     switch(pair.second.sourceType)
 804     {
 805       case Graphics::TextureUpdateSourceInfo::Type::MEMORY:
 806       {
 807         auto& info   = pair.first;
 808         auto& source = pair.second;
 809
 810         // allocate staging memory and copy the data
 811         // TODO: using PBO with GLES3, this is just naive
 812         // oldschool way
 813
 814         uint8_t* stagingBuffer = reinterpret_cast<uint8_t*>(malloc(info.srcSize));
 815
 816         uint8_t* srcMemory = &reinterpret_cast<uint8_t*>(source.memorySource.memory)[info.srcOffset];
 817
 818         std::copy(srcMemory, srcMemory + info.srcSize, stagingBuffer);
 819
 820         mTextureUploadTotalCPUMemoryUsed += info.srcSize;
 821
 822         // store staging buffer
 823         source.memorySource.memory = stagingBuffer;
 824         break;
 825       }
 826       case Graphics::TextureUpdateSourceInfo::Type::BUFFER:
 827       {
 828         // TODO, with PBO support
 829         break;
 830       }
 831       case Graphics::TextureUpdateSourceInfo::Type::TEXTURE:
 832       {
 833         // TODO texture 2 texture in-GPU copy
 834         break;
 835       }
 836     }
 837   }
 838
 839   // If upload buffer exceeds maximum size, flush.
 840   if(mTextureUploadTotalCPUMemoryUsed > TEXTURE_UPLOAD_MAX_BUFER_SIZE_MB * 1024 * 1024)
 841   {
 842     Flush();
 843     mTextureUploadTotalCPUMemoryUsed = 0;
 844   }
 845 }
 846
 847 void EglGraphicsController::ProcessTextureMipmapGenerationQueue()
 848 {
 849   while(!mTextureMipmapGenerationRequests.empty())
 850   {
 851     auto* texture = mTextureMipmapGenerationRequests.front();
 852
 853     mCurrentContext->BindTexture(texture->GetGlTarget(), texture->GetTextureTypeId(), texture->GetGLTexture());
 854     mCurrentContext->GenerateMipmap(texture->GetGlTarget());
 855
 856     mTextureMipmapGenerationRequests.pop();
 857   }
 858 }
 859
 860 void EglGraphicsController::GenerateTextureMipmaps(const Graphics::Texture& texture)
 861 {
 862   mTextureMipmapGenerationRequests.push(static_cast<const GLES::Texture*>(&texture));
 863 }
 864
 865 Graphics::UniquePtr<Memory> EglGraphicsController::MapBufferRange(const MapBufferInfo& mapInfo)
 866 {
 867   mGraphics->ActivateResourceContext();
 868
 869   // Mapping buffer requires the object to be created NOW
 870   // Workaround - flush now, otherwise there will be given a staging buffer
 871   // in case when the buffer is not there yet
 872   ProcessCreateQueues();
 873
 874   if(GetGLESVersion() < GLES::GLESVersion::GLES_30)
 875   {
 876     return Graphics::UniquePtr<Memory>(new GLES::Memory2(mapInfo, *this));
 877   }
 878   else
 879   {
 880     return Graphics::UniquePtr<Memory>(new GLES::Memory3(mapInfo, *this));
 881   }
 882 }
 883
 884 bool EglGraphicsController::GetProgramParameter(Graphics::Program& program, uint32_t parameterId, void* outData)
 885 {
 886   return static_cast<GLES::Program*>(&program)->GetImplementation()->GetParameter(parameterId, outData);
 887 }
 888
 889 GLES::PipelineCache& EglGraphicsController::GetPipelineCache() const
 890 {
 891   return *mPipelineCache;
 892 }
 893
 894 } // namespace Dali::Graphics