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41 lines
837 B
C++
41 lines
837 B
C++
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#include <game/editor/editor.h>
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CEditorImage::~CEditorImage()
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{
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m_pEditor->Graphics()->UnloadTexture(&m_Texture);
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free(m_pData);
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m_pData = nullptr;
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}
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void CEditorImage::AnalyseTileFlags()
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{
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mem_zero(m_aTileFlags, sizeof(m_aTileFlags));
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int tw = m_Width / 16; // tilesizes
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int th = m_Height / 16;
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if(tw == th && m_Format == CImageInfo::FORMAT_RGBA)
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{
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unsigned char *pPixelData = (unsigned char *)m_pData;
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int TileID = 0;
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for(int ty = 0; ty < 16; ty++)
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for(int tx = 0; tx < 16; tx++, TileID++)
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{
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bool Opaque = true;
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for(int x = 0; x < tw; x++)
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for(int y = 0; y < th; y++)
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{
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int p = (ty * tw + y) * m_Width + tx * tw + x;
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if(pPixelData[p * 4 + 3] < 250)
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{
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Opaque = false;
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break;
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}
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}
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if(Opaque)
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m_aTileFlags[TileID] |= TILEFLAG_OPAQUE;
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}
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}
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}
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