Add support for pre-decoded image loading

- OnLoadFromDecodedData method for async decoded images
- Bypasses redundant decoding when data comes from worker thread
- Integrates with FileLoaderThreadPool pipeline

src/EterLib/GrpImage.cpp

@@ -1,5 +1,6 @@
 #include "StdAfx.h"
 #include "GrpImage.h"
+#include "DecodedImageData.h"
 
 CGraphicImage::CGraphicImage(const char * c_szFileName, DWORD dwFilter) : 
 CResource(c_szFileName),
@@ -79,6 +80,23 @@ bool CGraphicImage::OnLoad(int iSize, const void * c_pvBuf)
 	return true;
 }
 
+bool CGraphicImage::OnLoadFromDecodedData(const TDecodedImageData& decodedImage)
+{
+	if (!decodedImage.IsValid())
+		return false;
+
+	m_imageTexture.SetFileName(CResource::GetFileName());
+
+	if (!m_imageTexture.CreateFromDecodedData(decodedImage, D3DFMT_UNKNOWN, m_dwFilter))
+		return false;
+
+	m_rect.left = 0;
+	m_rect.top = 0;
+	m_rect.right = m_imageTexture.GetWidth();
+	m_rect.bottom = m_imageTexture.GetHeight();
+	return true;
+}
+
 void CGraphicImage::OnClear()
 {
 //	Tracef("Image Destroy : %s\n", m_pszFileName);

src/EterLib/GrpImage.h

@@ -5,6 +5,8 @@
 #include "Resource.h"
 #include "GrpImageTexture.h"
 
+struct TDecodedImageData;
+
 class CGraphicImage : public CResource
 {
 	public:
@@ -28,6 +30,8 @@ class CGraphicImage : public CResource
 		const CGraphicTexture & GetTextureReference() const;
 		CGraphicTexture * GetTexturePointer();
 
+		bool OnLoadFromDecodedData(const TDecodedImageData& decodedImage);
+
 	protected:
 		bool OnLoad(int iSize, const void * c_pvBuf);