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Clamp miplevel size to avoid zero width or height

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I was seeing a zero height in certain circumstances
for textures in scenerendering.
This commit is contained in:
Gary Sweet 2020-02-07 09:15:13 +00:00
parent 3977935d94
commit bdc3b44e7d
1 changed files with 2 additions and 2 deletions
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4
base/VulkanTexture.hpp
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@ -182,8 +182,8 @@ namespace vks
bufferCopyRegion.imageSubresource.mipLevel = i;
bufferCopyRegion.imageSubresource.baseArrayLayer = 0;
bufferCopyRegion.imageSubresource.layerCount = 1;
bufferCopyRegion.imageExtent.width = ktxTexture->baseWidth >> i;
bufferCopyRegion.imageExtent.height = ktxTexture->baseHeight >> i;
bufferCopyRegion.imageExtent.width = std::max(1u, ktxTexture->baseWidth >> i);
bufferCopyRegion.imageExtent.height = std::max(1u, ktxTexture->baseHeight >> i);
bufferCopyRegion.imageExtent.depth = 1;
bufferCopyRegion.bufferOffset = offset;