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49 lines
1.4 KiB
C++
49 lines
1.4 KiB
C++
#pragma once
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#include <d3d9.h>
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#include "bitmap\Bitmap.h"
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template <typename PixelType>
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static void CopyTextureToBitmap(Framework::CBitmap& bitmap, IDirect3DTexture9* texture, uint32 mipLevel)
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{
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HRESULT result = S_OK;
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D3DLOCKED_RECT lockedRect = {};
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result = texture->LockRect(mipLevel, &lockedRect, nullptr, D3DLOCK_READONLY);
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assert(SUCCEEDED(result));
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auto srcPtr = reinterpret_cast<uint8*>(lockedRect.pBits);
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auto dstPtr = reinterpret_cast<uint8*>(bitmap.GetPixels());
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for(unsigned int y = 0; y < bitmap.GetHeight(); y++)
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{
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memcpy(dstPtr, srcPtr, bitmap.GetWidth() * sizeof(PixelType));
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dstPtr += bitmap.GetPitch();
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srcPtr += lockedRect.Pitch;
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}
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result = texture->UnlockRect(mipLevel);
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assert(SUCCEEDED(result));
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}
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template <typename PixelType>
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static void CopyBitmapToTexture(IDirect3DTexture9* texture, uint32 mipLevel, const Framework::CBitmap& bitmap)
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{
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HRESULT result = S_OK;
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D3DLOCKED_RECT lockedRect = {};
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result = texture->LockRect(mipLevel, &lockedRect, nullptr, 0);
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assert(SUCCEEDED(result));
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auto srcPtr = reinterpret_cast<uint8*>(bitmap.GetPixels());
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auto dstPtr = reinterpret_cast<uint8*>(lockedRect.pBits);
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for(unsigned int y = 0; y < bitmap.GetHeight(); y++)
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{
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memcpy(dstPtr, srcPtr, bitmap.GetWidth() * sizeof(PixelType));
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dstPtr += lockedRect.Pitch;
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srcPtr += bitmap.GetPitch();
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}
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result = texture->UnlockRect(mipLevel);
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assert(SUCCEEDED(result));
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}
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