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55 lines
1.3 KiB
C#
55 lines
1.3 KiB
C#
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using Ryujinx.Common;
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using static Ryujinx.Graphics.Texture.BlockLinearConstants;
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namespace Ryujinx.Graphics.Texture
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{
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public class OffsetCalculator
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{
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private int _stride;
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private bool _isLinear;
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private int _bytesPerPixel;
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private BlockLinearLayout _layoutConverter;
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public OffsetCalculator(
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int width,
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int height,
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int stride,
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bool isLinear,
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int gobBlocksInY,
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int bytesPerPixel)
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{
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_stride = stride;
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_isLinear = isLinear;
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_bytesPerPixel = bytesPerPixel;
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int wAlignment = GobStride / bytesPerPixel;
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int wAligned = BitUtils.AlignUp(width, wAlignment);
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if (!isLinear)
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{
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_layoutConverter = new BlockLinearLayout(
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wAligned,
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height,
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1,
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gobBlocksInY,
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1,
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bytesPerPixel);
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}
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}
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public int GetOffset(int x, int y)
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{
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if (_isLinear)
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{
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return x * _bytesPerPixel + y * _stride;
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}
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else
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{
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return _layoutConverter.GetOffset(x, y, 0);
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}
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}
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}
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}
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