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System: Reuse existing texture/buffers for runahead/rewind

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This commit is contained in:
Connor McLaughlin
2021-01-24 21:12:28 +10:00
parent e01d66d18e
commit 3f96473fb5
4 changed files with 62 additions and 28 deletions
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20
src/core/gpu_hw_vulkan.cpp
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@ -131,11 +131,20 @@ bool GPU_HW_Vulkan::DoState(StateWrapper& sw, HostDisplayTexture** host_texture,
}
else
{
std::unique_ptr<HostDisplayTexture> htex =
m_host_display->CreateTexture(m_vram_texture.GetWidth(), m_vram_texture.GetHeight(), 1, 1,
m_vram_texture.GetSamples(), HostDisplayPixelFormat::RGBA8, nullptr, 0, false);
if (!htex)
return false;
HostDisplayTexture* htex = *host_texture;
if (!htex || htex->GetWidth() != m_vram_texture.GetWidth() || htex->GetHeight() != m_vram_texture.GetHeight() ||
htex->GetSamples() != m_vram_texture.GetSamples())
{
delete htex;
htex = m_host_display
->CreateTexture(m_vram_texture.GetWidth(), m_vram_texture.GetHeight(), 1, 1,
m_vram_texture.GetSamples(), HostDisplayPixelFormat::RGBA8, nullptr, 0, false)
.release();
*host_texture = htex;
if (!htex)
return false;
}
Vulkan::Texture* tex = static_cast<Vulkan::Texture*>(htex->GetHandle());
if (tex->GetWidth() != m_vram_texture.GetWidth() || tex->GetHeight() != m_vram_texture.GetHeight() ||
@ -152,7 +161,6 @@ bool GPU_HW_Vulkan::DoState(StateWrapper& sw, HostDisplayTexture** host_texture,
tex->GetImage(), tex->GetLayout(), 1, &ic);
m_vram_texture.TransitionToLayout(buf, old_vram_layout);
tex->TransitionToLayout(buf, VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL);
*host_texture = htex.release();
}
}