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softgpu: Fix s8 primitives in throughmode.

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Also always cull no-position verts, hardware too.  Matches tests.
This commit is contained in:
Unknown W. Brackets 2022-09-18 07:15:30 -07:00
parent c65880fa90
commit ca248e1201
7 changed files with 30 additions and 43 deletions
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4
GPU/Software/TransformUnit.cpp
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@ -503,10 +503,8 @@ void TransformUnit::SubmitPrimitive(const void* vertices, const void* indices, G
if (gstate_c.skipDrawReason & SKIPDRAW_SKIPFRAME) {
return;
}
// Throughmode never draws 8-bit primitives, maybe because they can't fully specify the screen?
if ((vertex_type & GE_VTYPE_THROUGH_MASK) != 0 && (vertex_type & GE_VTYPE_POS_MASK) == GE_VTYPE_POS_8BIT)
return;
// Vertices without position are just entirely culled.
// Note: Throughmode does draw 8-bit primitives, but positions are always zero - handled in decode.
if ((vertex_type & GE_VTYPE_POS_MASK) == 0)
return;