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Fix minor bug with ordering leading to incorrect ordering

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This commit is contained in:
Andy Adshead 2018-12-29 20:49:05 +00:00
commit 3298f12f99
1 changed files with 4 additions and 9 deletions
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13
Ryujinx.Graphics/Graphics3d/NvGpuEngine3d.cs
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@ -863,22 +863,17 @@ namespace Ryujinx.Graphics.Graphics3d
//Quad primitive types were deprecated on OpenGL 3.x, //Quad primitive types were deprecated on OpenGL 3.x,
//they are converted to a triangles index buffer on IB creation, //they are converted to a triangles index buffer on IB creation,
//so we should use the triangles type here too. //so we should use the triangles type here too.
if (PrimType == GalPrimitiveType.Quads || if (PrimType == GalPrimitiveType.Quads || PrimType == GalPrimitiveType.QuadStrip)
PrimType == GalPrimitiveType.QuadStrip)
{ {
PrimType = GalPrimitiveType.Triangles;
//Note: We assume that index first points to the first //Note: We assume that index first points to the first
//vertex of a quad, if it points to the middle of a //vertex of a quad, if it points to the middle of a
//quad (First % 4 != 0 for Quads) then it will not work properly. //quad (First % 4 != 0 for Quads) then it will not work properly.
if (PrimType == GalPrimitiveType.Quads) if (PrimType == GalPrimitiveType.Quads)
{
IndexFirst = QuadHelper.ConvertIbSizeQuadsToTris(IndexFirst); IndexFirst = QuadHelper.ConvertIbSizeQuadsToTris(IndexFirst);
} else // QuadStrip
else /* if (PrimType == GalPrimitiveType.QuadStrip) */
{
IndexFirst = QuadHelper.ConvertIbSizeQuadStripToTris(IndexFirst); IndexFirst = QuadHelper.ConvertIbSizeQuadStripToTris(IndexFirst);
}
PrimType = GalPrimitiveType.Triangles;
} }
Gpu.Renderer.Rasterizer.DrawElements(IboKey, IndexFirst, VertexBase, PrimType); Gpu.Renderer.Rasterizer.DrawElements(IboKey, IndexFirst, VertexBase, PrimType);