piwalker/dolphin
1
0
Fork 0
mirror of https://github.com/dolphin-emu/dolphin.git synced 2025-07-23 22:29:39 -06:00
Code Issues Packages Projects Releases Wiki Activity

Vulkan: Implement virtual/real XFB support

Browse Source
This commit is contained in:
Stenzek
2016-10-22 22:41:42 +10:00
parent 3593fa27ab
commit 5182e6b549
8 changed files with 456 additions and 56 deletions
Download Patch File Download Diff File Expand all files Collapse all files

94
Source/Core/VideoBackends/Vulkan/FramebufferManager.cpp
View File

@ -10,6 +10,8 @@
#include "Common/CommonFuncs.h"
#include "Common/Logging/Log.h"
#include "Core/HW/Memmap.h"
#include "VideoBackends/Vulkan/CommandBufferManager.h"
#include "VideoBackends/Vulkan/ObjectCache.h"
#include "VideoBackends/Vulkan/StagingTexture2D.h"
@ -1365,4 +1367,96 @@ void FramebufferManager::DestroyPokeShaders()
}
}
std::unique_ptr<XFBSourceBase> FramebufferManager::CreateXFBSource(unsigned int target_width,
unsigned int target_height,
unsigned int layers)
{
TextureCacheBase::TCacheEntryConfig config;
config.width = target_width;
config.height = target_height;
config.layers = layers;
config.rendertarget = true;
auto* base_texture = TextureCache::GetInstance()->CreateTexture(config);
auto* texture = static_cast<TextureCache::TCacheEntry*>(base_texture);
if (!texture)
{
PanicAlert("Failed to create texture for XFB source");
return nullptr;
}
return std::make_unique<XFBSource>(std::unique_ptr<TextureCache::TCacheEntry>(texture));
}
void FramebufferManager::CopyToRealXFB(u32 xfb_addr, u32 fb_stride, u32 fb_height,
const EFBRectangle& source_rc, float gamma)
{
// Pending/batched EFB pokes should be included in the copied image.
FlushEFBPokes();
// Schedule early command-buffer execution.
StateTracker::GetInstance()->EndRenderPass();
StateTracker::GetInstance()->OnReadback();
// GPU EFB textures -> Guest memory
u8* xfb_ptr = Memory::GetPointer(xfb_addr);
_assert_(xfb_ptr);
// source_rc is in native coordinates, so scale it to the internal resolution.
TargetRectangle scaled_rc = g_renderer->ConvertEFBRectangle(source_rc);
VkRect2D scaled_rc_vk = {
{scaled_rc.left, scaled_rc.top},
{static_cast<u32>(scaled_rc.GetWidth()), static_cast<u32>(scaled_rc.GetHeight())}};
Texture2D* src_texture = ResolveEFBColorTexture(scaled_rc_vk);
// 2 bytes per pixel, so divide fb_stride by 2 to get the width.
TextureCache::GetInstance()->EncodeYUYVTextureToMemory(xfb_ptr, fb_stride / 2, fb_stride,
fb_height, src_texture, scaled_rc);
// If we sourced directly from the EFB framebuffer, restore it to a color attachment.
if (src_texture == m_efb_color_texture.get())
{
src_texture->TransitionToLayout(g_command_buffer_mgr->GetCurrentCommandBuffer(),
VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL);
}
}
XFBSource::XFBSource(std::unique_ptr<TextureCache::TCacheEntry> texture)
: XFBSourceBase(), m_texture(std::move(texture))
{
}
XFBSource::~XFBSource()
{
}
void XFBSource::DecodeToTexture(u32 xfb_addr, u32 fb_width, u32 fb_height)
{
// Guest memory -> GPU EFB Textures
const u8* src_ptr = Memory::GetPointer(xfb_addr);
_assert_(src_ptr);
TextureCache::GetInstance()->DecodeYUYVTextureFromMemory(m_texture.get(), src_ptr, fb_width,
fb_width * 2, fb_height);
}
void XFBSource::CopyEFB(float gamma)
{
// Pending/batched EFB pokes should be included in the copied image.
FramebufferManager::GetInstance()->FlushEFBPokes();
// Virtual XFB, copy EFB at native resolution to m_texture
MathUtil::Rectangle<int> rect(0, 0, static_cast<int>(texWidth), static_cast<int>(texHeight));
VkRect2D vk_rect = {{rect.left, rect.top},
{static_cast<u32>(rect.GetWidth()), static_cast<u32>(rect.GetHeight())}};
Texture2D* src_texture = FramebufferManager::GetInstance()->ResolveEFBColorTexture(vk_rect);
TextureCache::GetInstance()->CopyRectangleFromTexture(m_texture.get(), rect, src_texture, rect);
// If we sourced directly from the EFB framebuffer, restore it to a color attachment.
if (src_texture == FramebufferManager::GetInstance()->GetEFBColorTexture())
{
src_texture->TransitionToLayout(g_command_buffer_mgr->GetCurrentCommandBuffer(),
VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL);
}
}
} // namespace Vulkan