30 lines
1.1 KiB
C++
30 lines
1.1 KiB
C++
// Copyright (C) 2024 Jérôme "SirLynix" Leclercq (lynix680@gmail.com)
|
|
// This file is part of the "Nazara Engine - Renderer module"
|
|
// For conditions of distribution and use, see copyright notice in Export.hpp
|
|
|
|
|
|
namespace Nz
|
|
{
|
|
inline TextureInfo Texture::ApplyView(TextureInfo textureInfo, const TextureViewInfo& viewInfo)
|
|
{
|
|
textureInfo.type = viewInfo.viewType;
|
|
textureInfo.pixelFormat = (viewInfo.reinterpretFormat != PixelFormat::Undefined) ? viewInfo.reinterpretFormat : textureInfo.pixelFormat;
|
|
textureInfo.width = GetLevelSize(textureInfo.width, viewInfo.baseMipLevel);
|
|
textureInfo.height = GetLevelSize(textureInfo.height, viewInfo.baseMipLevel);
|
|
textureInfo.depth = GetLevelSize(textureInfo.depth, viewInfo.baseMipLevel);
|
|
textureInfo.levelCount = viewInfo.levelCount;
|
|
textureInfo.layerCount = viewInfo.layerCount;
|
|
|
|
return textureInfo;
|
|
}
|
|
|
|
inline unsigned int Texture::GetLevelSize(unsigned int size, unsigned int level)
|
|
{
|
|
if (size == 0) // Possible dans le cas d'une image invalide
|
|
return 0;
|
|
|
|
return std::max(size >> level, 1U);
|
|
}
|
|
}
|
|
|