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// debug-swap-chain.cpp
#include "debug-swap-chain.h"
#include "debug-command-queue.h"
#include "debug-helper-functions.h"
#include "debug-texture.h"
namespace gfx
{
using namespace Slang;
namespace debug
{
const ISwapchain::Desc& DebugSwapchain::getDesc()
{
SLANG_GFX_API_FUNC;
desc = baseObject->getDesc();
desc.queue = queue.Ptr();
return desc;
}
Result DebugSwapchain::getImage(GfxIndex index, ITextureResource** outResource)
{
SLANG_GFX_API_FUNC;
maybeRebuildImageList();
if (index > (GfxCount)m_images.getCount())
{
GFX_DIAGNOSE_ERROR_FORMAT(
"`index`(%d) must not exceed total number of images (%d) in the swapchain.",
index,
(uint32_t)m_images.getCount());
}
returnComPtr(outResource, m_images[index]);
return SLANG_OK;
}
Result DebugSwapchain::present()
{
SLANG_GFX_API_FUNC;
return baseObject->present();
}
int DebugSwapchain::acquireNextImage()
{
SLANG_GFX_API_FUNC;
return baseObject->acquireNextImage();
}
Result DebugSwapchain::resize(GfxCount width, GfxCount height)
{
SLANG_GFX_API_FUNC;
for (auto& image : m_images)
{
if (image->debugGetReferenceCount() != 1)
{
// Only warn here because tools like NSight might keep
// an additional reference to swapchain images.
GFX_DIAGNOSE_WARNING("all swapchain images must be released before calling resize().");
break;
}
}
m_images.clearAndDeallocate();
return baseObject->resize(width, height);
}
bool DebugSwapchain::isOccluded()
{
SLANG_GFX_API_FUNC;
return baseObject->isOccluded();
}
Result DebugSwapchain::setFullScreenMode(bool mode)
{
SLANG_GFX_API_FUNC;
return baseObject->setFullScreenMode(mode);
}
void DebugSwapchain::maybeRebuildImageList()
{
SLANG_GFX_API_FUNC;
if (m_images.getCount() != 0)
return;
m_images.clearAndDeallocate();
for (GfxIndex i = 0; i < baseObject->getDesc().imageCount; i++)
{
RefPtr<DebugTextureResource> image = new DebugTextureResource();
baseObject->getImage(i, image->baseObject.writeRef());
m_images.add(image);
}
}
} // namespace debug
} // namespace gfx
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