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vk_framebuffer.cpp
530 lines (432 loc) · 15.3 KB
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vk_framebuffer.cpp
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/*
** Vulkan backend
** Copyright (c) 2016-2020 Magnus Norddahl
**
** This software is provided 'as-is', without any express or implied
** warranty. In no event will the authors be held liable for any damages
** arising from the use of this software.
**
** Permission is granted to anyone to use this software for any purpose,
** including commercial applications, and to alter it and redistribute it
** freely, subject to the following restrictions:
**
** 1. The origin of this software must not be misrepresented; you must not
** claim that you wrote the original software. If you use this software
** in a product, an acknowledgment in the product documentation would be
** appreciated but is not required.
** 2. Altered source versions must be plainly marked as such, and must not be
** misrepresented as being the original software.
** 3. This notice may not be removed or altered from any source distribution.
**
*/
#include "volk/volk.h"
#include <inttypes.h>
#include "v_video.h"
#include "m_png.h"
#include "r_videoscale.h"
#include "i_time.h"
#include "v_text.h"
#include "version.h"
#include "v_draw.h"
#include "hw_clock.h"
#include "hw_vrmodes.h"
#include "hw_cvars.h"
#include "hw_skydome.h"
#include "hwrenderer/data/hw_viewpointbuffer.h"
#include "flatvertices.h"
#include "hwrenderer/data/shaderuniforms.h"
#include "hw_lightbuffer.h"
#include "vk_framebuffer.h"
#include "vk_hwbuffer.h"
#include "vulkan/renderer/vk_renderstate.h"
#include "vulkan/renderer/vk_renderpass.h"
#include "vulkan/renderer/vk_descriptorset.h"
#include "vulkan/renderer/vk_streambuffer.h"
#include "vulkan/renderer/vk_postprocess.h"
#include "vulkan/renderer/vk_raytrace.h"
#include "vulkan/shaders/vk_shader.h"
#include "vulkan/textures/vk_renderbuffers.h"
#include "vulkan/textures/vk_samplers.h"
#include "vulkan/textures/vk_hwtexture.h"
#include "vulkan/textures/vk_texture.h"
#include "vulkan/system/vk_builders.h"
#include "vulkan/system/vk_swapchain.h"
#include "vulkan/system/vk_commandbuffer.h"
#include "vulkan/system/vk_buffer.h"
#include "engineerrors.h"
#include "c_dispatch.h"
EXTERN_CVAR(Bool, r_drawvoxels)
EXTERN_CVAR(Int, gl_tonemap)
EXTERN_CVAR(Int, screenblocks)
EXTERN_CVAR(Bool, cl_capfps)
CCMD(vk_memstats)
{
if (screen->IsVulkan())
{
VmaStats stats = {};
vmaCalculateStats(static_cast<VulkanFrameBuffer*>(screen)->device->allocator, &stats);
Printf("Allocated objects: %d, used bytes: %d MB\n", (int)stats.total.allocationCount, (int)stats.total.usedBytes / (1024 * 1024));
Printf("Unused range count: %d, unused bytes: %d MB\n", (int)stats.total.unusedRangeCount, (int)stats.total.unusedBytes / (1024 * 1024));
}
else
{
Printf("Vulkan is not the current render device\n");
}
}
CVAR(Bool, vk_raytrace, false, 0/*CVAR_ARCHIVE | CVAR_GLOBALCONFIG*/)
VulkanFrameBuffer::VulkanFrameBuffer(void *hMonitor, bool fullscreen, VulkanDevice *dev) :
Super(hMonitor, fullscreen)
{
device = dev;
}
VulkanFrameBuffer::~VulkanFrameBuffer()
{
vkDeviceWaitIdle(device->device); // make sure the GPU is no longer using any objects before RAII tears them down
delete mVertexData;
delete mSkyData;
delete mViewpoints;
delete mLights;
mShadowMap.Reset();
if (mDescriptorSetManager)
mDescriptorSetManager->Deinit();
if (mTextureManager)
mTextureManager->Deinit();
if (mBufferManager)
mBufferManager->Deinit();
if (mShaderManager)
mShaderManager->Deinit();
mCommands->DeleteFrameObjects();
}
void VulkanFrameBuffer::InitializeState()
{
static bool first = true;
if (first)
{
PrintStartupLog();
first = false;
}
// Use the same names here as OpenGL returns.
switch (device->PhysicalDevice.Properties.vendorID)
{
case 0x1002: vendorstring = "ATI Technologies Inc."; break;
case 0x10DE: vendorstring = "NVIDIA Corporation"; break;
case 0x8086: vendorstring = "Intel"; break;
default: vendorstring = "Unknown"; break;
}
hwcaps = RFL_SHADER_STORAGE_BUFFER | RFL_BUFFER_STORAGE;
glslversion = 4.50f;
uniformblockalignment = (unsigned int)device->PhysicalDevice.Properties.limits.minUniformBufferOffsetAlignment;
maxuniformblock = device->PhysicalDevice.Properties.limits.maxUniformBufferRange;
mCommands.reset(new VkCommandBufferManager(this));
mSamplerManager.reset(new VkSamplerManager(this));
mTextureManager.reset(new VkTextureManager(this));
mBufferManager.reset(new VkBufferManager(this));
mBufferManager->Init();
mScreenBuffers.reset(new VkRenderBuffers(this));
mSaveBuffers.reset(new VkRenderBuffers(this));
mActiveRenderBuffers = mScreenBuffers.get();
mPostprocess.reset(new VkPostprocess(this));
mDescriptorSetManager.reset(new VkDescriptorSetManager(this));
mRenderPassManager.reset(new VkRenderPassManager(this));
mRaytrace.reset(new VkRaytrace(this));
mVertexData = new FFlatVertexBuffer(GetWidth(), GetHeight());
mSkyData = new FSkyVertexBuffer;
mViewpoints = new HWViewpointBuffer;
mLights = new FLightBuffer();
mShaderManager.reset(new VkShaderManager(this));
mDescriptorSetManager->Init();
#ifdef __APPLE__
mRenderState.reset(new VkRenderStateMolten(this));
#else
mRenderState.reset(new VkRenderState(this));
#endif
}
void VulkanFrameBuffer::Update()
{
twoD.Reset();
Flush3D.Reset();
Flush3D.Clock();
GetPostprocess()->SetActiveRenderTarget();
Draw2D();
twod->Clear();
mRenderState->EndRenderPass();
mRenderState->EndFrame();
Flush3D.Unclock();
mCommands->WaitForCommands(true);
mCommands->UpdateGpuStats();
Super::Update();
}
bool VulkanFrameBuffer::CompileNextShader()
{
return mShaderManager->CompileNextShader();
}
void VulkanFrameBuffer::RenderTextureView(FCanvasTexture* tex, std::function<void(IntRect &)> renderFunc)
{
auto BaseLayer = static_cast<VkHardwareTexture*>(tex->GetHardwareTexture(0, 0));
VkTextureImage *image = BaseLayer->GetImage(tex, 0, 0);
VkTextureImage *depthStencil = BaseLayer->GetDepthStencil(tex);
mRenderState->EndRenderPass();
VkImageTransition()
.AddImage(image, VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL, true)
.Execute(mCommands->GetDrawCommands());
mRenderState->SetRenderTarget(image, depthStencil->View.get(), image->Image->width, image->Image->height, VK_FORMAT_R8G8B8A8_UNORM, VK_SAMPLE_COUNT_1_BIT);
IntRect bounds;
bounds.left = bounds.top = 0;
bounds.width = min(tex->GetWidth(), image->Image->width);
bounds.height = min(tex->GetHeight(), image->Image->height);
renderFunc(bounds);
mRenderState->EndRenderPass();
VkImageTransition()
.AddImage(image, VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL, false)
.Execute(mCommands->GetDrawCommands());
mRenderState->SetRenderTarget(&GetBuffers()->SceneColor, GetBuffers()->SceneDepthStencil.View.get(), GetBuffers()->GetWidth(), GetBuffers()->GetHeight(), VK_FORMAT_R16G16B16A16_SFLOAT, GetBuffers()->GetSceneSamples());
tex->SetUpdated(true);
}
void VulkanFrameBuffer::PostProcessScene(bool swscene, int fixedcm, float flash, const std::function<void()> &afterBloomDrawEndScene2D)
{
if (!swscene) mPostprocess->BlitSceneToPostprocess(); // Copy the resulting scene to the current post process texture
mPostprocess->PostProcessScene(fixedcm, flash, afterBloomDrawEndScene2D);
}
const char* VulkanFrameBuffer::DeviceName() const
{
const auto &props = device->PhysicalDevice.Properties;
return props.deviceName;
}
void VulkanFrameBuffer::SetVSync(bool vsync)
{
mVSync = vsync;
}
void VulkanFrameBuffer::PrecacheMaterial(FMaterial *mat, int translation)
{
if (mat->Source()->GetUseType() == ETextureType::SWCanvas) return;
MaterialLayerInfo* layer;
auto systex = static_cast<VkHardwareTexture*>(mat->GetLayer(0, translation, &layer));
systex->GetImage(layer->layerTexture, translation, layer->scaleFlags);
int numLayers = mat->NumLayers();
for (int i = 1; i < numLayers; i++)
{
auto syslayer = static_cast<VkHardwareTexture*>(mat->GetLayer(i, 0, &layer));
syslayer->GetImage(layer->layerTexture, 0, layer->scaleFlags);
}
}
IHardwareTexture *VulkanFrameBuffer::CreateHardwareTexture(int numchannels)
{
return new VkHardwareTexture(this, numchannels);
}
FMaterial* VulkanFrameBuffer::CreateMaterial(FGameTexture* tex, int scaleflags)
{
return new VkMaterial(this, tex, scaleflags);
}
IVertexBuffer *VulkanFrameBuffer::CreateVertexBuffer()
{
return GetBufferManager()->CreateVertexBuffer();
}
IIndexBuffer *VulkanFrameBuffer::CreateIndexBuffer()
{
return GetBufferManager()->CreateIndexBuffer();
}
IDataBuffer *VulkanFrameBuffer::CreateDataBuffer(int bindingpoint, bool ssbo, bool needsresize)
{
return GetBufferManager()->CreateDataBuffer(bindingpoint, ssbo, needsresize);
}
void VulkanFrameBuffer::SetTextureFilterMode()
{
if (mSamplerManager)
{
mDescriptorSetManager->ResetHWTextureSets();
mSamplerManager->ResetHWSamplers();
}
}
void VulkanFrameBuffer::StartPrecaching()
{
// Destroy the texture descriptors to avoid problems with potentially stale textures.
mDescriptorSetManager->ResetHWTextureSets();
}
void VulkanFrameBuffer::BlurScene(float amount)
{
if (mPostprocess)
mPostprocess->BlurScene(amount);
}
void VulkanFrameBuffer::UpdatePalette()
{
if (mPostprocess)
mPostprocess->ClearTonemapPalette();
}
FTexture *VulkanFrameBuffer::WipeStartScreen()
{
SetViewportRects(nullptr);
auto tex = new FWrapperTexture(mScreenViewport.width, mScreenViewport.height, 1);
auto systex = static_cast<VkHardwareTexture*>(tex->GetSystemTexture());
systex->CreateWipeTexture(mScreenViewport.width, mScreenViewport.height, "WipeStartScreen");
return tex;
}
FTexture *VulkanFrameBuffer::WipeEndScreen()
{
GetPostprocess()->SetActiveRenderTarget();
Draw2D();
twod->Clear();
auto tex = new FWrapperTexture(mScreenViewport.width, mScreenViewport.height, 1);
auto systex = static_cast<VkHardwareTexture*>(tex->GetSystemTexture());
systex->CreateWipeTexture(mScreenViewport.width, mScreenViewport.height, "WipeEndScreen");
return tex;
}
void VulkanFrameBuffer::CopyScreenToBuffer(int w, int h, uint8_t *data)
{
VkTextureImage image;
// Convert from rgba16f to rgba8 using the GPU:
image.Image = ImageBuilder()
.Format(VK_FORMAT_R8G8B8A8_UNORM)
.Usage(VK_IMAGE_USAGE_TRANSFER_SRC_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT)
.Size(w, h)
.DebugName("CopyScreenToBuffer")
.Create(device);
GetPostprocess()->BlitCurrentToImage(&image, VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL);
// Staging buffer for download
auto staging = BufferBuilder()
.Size(w * h * 4)
.Usage(VK_BUFFER_USAGE_TRANSFER_DST_BIT, VMA_MEMORY_USAGE_GPU_TO_CPU)
.DebugName("CopyScreenToBuffer")
.Create(device);
// Copy from image to buffer
VkBufferImageCopy region = {};
region.imageExtent.width = w;
region.imageExtent.height = h;
region.imageExtent.depth = 1;
region.imageSubresource.layerCount = 1;
region.imageSubresource.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
mCommands->GetDrawCommands()->copyImageToBuffer(image.Image->image, image.Layout, staging->buffer, 1, ®ion);
// Submit command buffers and wait for device to finish the work
mCommands->WaitForCommands(false);
// Map and convert from rgba8 to rgb8
uint8_t *dest = (uint8_t*)data;
uint8_t *pixels = (uint8_t*)staging->Map(0, w * h * 4);
int dindex = 0;
for (int y = 0; y < h; y++)
{
int sindex = (h - y - 1) * w * 4;
for (int x = 0; x < w; x++)
{
dest[dindex] = pixels[sindex];
dest[dindex + 1] = pixels[sindex + 1];
dest[dindex + 2] = pixels[sindex + 2];
dindex += 3;
sindex += 4;
}
}
staging->Unmap();
}
void VulkanFrameBuffer::SetActiveRenderTarget()
{
mPostprocess->SetActiveRenderTarget();
}
TArray<uint8_t> VulkanFrameBuffer::GetScreenshotBuffer(int &pitch, ESSType &color_type, float &gamma)
{
int w = SCREENWIDTH;
int h = SCREENHEIGHT;
IntRect box;
box.left = 0;
box.top = 0;
box.width = w;
box.height = h;
mPostprocess->DrawPresentTexture(box, true, true);
TArray<uint8_t> ScreenshotBuffer(w * h * 3, true);
CopyScreenToBuffer(w, h, ScreenshotBuffer.Data());
pitch = w * 3;
color_type = SS_RGB;
gamma = 1.0f;
return ScreenshotBuffer;
}
void VulkanFrameBuffer::BeginFrame()
{
SetViewportRects(nullptr);
mViewpoints->Clear();
mCommands->BeginFrame();
mTextureManager->BeginFrame();
mScreenBuffers->BeginFrame(screen->mScreenViewport.width, screen->mScreenViewport.height, screen->mSceneViewport.width, screen->mSceneViewport.height);
mSaveBuffers->BeginFrame(SAVEPICWIDTH, SAVEPICHEIGHT, SAVEPICWIDTH, SAVEPICHEIGHT);
mRenderState->BeginFrame();
mDescriptorSetManager->BeginFrame();
}
void VulkanFrameBuffer::InitLightmap(int LMTextureSize, int LMTextureCount, TArray<uint16_t>& LMTextureData)
{
if (LMTextureData.Size() > 0)
{
GetTextureManager()->SetLightmap(LMTextureSize, LMTextureCount, LMTextureData);
LMTextureData.Reset(); // We no longer need this, release the memory
}
}
void VulkanFrameBuffer::Draw2D()
{
::Draw2D(twod, *mRenderState);
}
void VulkanFrameBuffer::WaitForCommands(bool finish)
{
mCommands->WaitForCommands(finish);
}
unsigned int VulkanFrameBuffer::GetLightBufferBlockSize() const
{
return mLights->GetBlockSize();
}
void VulkanFrameBuffer::PrintStartupLog()
{
const auto &props = device->PhysicalDevice.Properties;
FString deviceType;
switch (props.deviceType)
{
case VK_PHYSICAL_DEVICE_TYPE_OTHER: deviceType = "other"; break;
case VK_PHYSICAL_DEVICE_TYPE_INTEGRATED_GPU: deviceType = "integrated gpu"; break;
case VK_PHYSICAL_DEVICE_TYPE_DISCRETE_GPU: deviceType = "discrete gpu"; break;
case VK_PHYSICAL_DEVICE_TYPE_VIRTUAL_GPU: deviceType = "virtual gpu"; break;
case VK_PHYSICAL_DEVICE_TYPE_CPU: deviceType = "cpu"; break;
default: deviceType.Format("%d", (int)props.deviceType); break;
}
FString apiVersion, driverVersion;
apiVersion.Format("%d.%d.%d", VK_VERSION_MAJOR(props.apiVersion), VK_VERSION_MINOR(props.apiVersion), VK_VERSION_PATCH(props.apiVersion));
driverVersion.Format("%d.%d.%d", VK_VERSION_MAJOR(props.driverVersion), VK_VERSION_MINOR(props.driverVersion), VK_VERSION_PATCH(props.driverVersion));
Printf("Vulkan device: " TEXTCOLOR_ORANGE "%s\n", props.deviceName);
Printf("Vulkan device type: %s\n", deviceType.GetChars());
Printf("Vulkan version: %s (api) %s (driver)\n", apiVersion.GetChars(), driverVersion.GetChars());
Printf(PRINT_LOG, "Vulkan extensions:");
for (const VkExtensionProperties &p : device->PhysicalDevice.Extensions)
{
Printf(PRINT_LOG, " %s", p.extensionName);
}
Printf(PRINT_LOG, "\n");
const auto &limits = props.limits;
Printf("Max. texture size: %d\n", limits.maxImageDimension2D);
Printf("Max. uniform buffer range: %d\n", limits.maxUniformBufferRange);
Printf("Min. uniform buffer offset alignment: %" PRIu64 "\n", limits.minUniformBufferOffsetAlignment);
}
void VulkanFrameBuffer::SetLevelMesh(hwrenderer::LevelMesh* mesh)
{
mRaytrace->SetLevelMesh(mesh);
}
void VulkanFrameBuffer::UpdateShadowMap()
{
mPostprocess->UpdateShadowMap();
}
void VulkanFrameBuffer::SetSaveBuffers(bool yes)
{
if (yes) mActiveRenderBuffers = mSaveBuffers.get();
else mActiveRenderBuffers = mScreenBuffers.get();
}
void VulkanFrameBuffer::ImageTransitionScene(bool unknown)
{
mPostprocess->ImageTransitionScene(unknown);
}
FRenderState* VulkanFrameBuffer::RenderState()
{
return mRenderState.get();
}
void VulkanFrameBuffer::AmbientOccludeScene(float m5)
{
mPostprocess->AmbientOccludeScene(m5);
}
void VulkanFrameBuffer::SetSceneRenderTarget(bool useSSAO)
{
mRenderState->SetRenderTarget(&GetBuffers()->SceneColor, GetBuffers()->SceneDepthStencil.View.get(), GetBuffers()->GetWidth(), GetBuffers()->GetHeight(), VK_FORMAT_R16G16B16A16_SFLOAT, GetBuffers()->GetSceneSamples());
}
bool VulkanFrameBuffer::RaytracingEnabled()
{
return vk_raytrace && device->SupportsDeviceExtension(VK_KHR_RAY_QUERY_EXTENSION_NAME);
}