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VertexLoader: Skip vertices with position index = -1
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parent
325e8e370e
commit
1efd00227d
3 changed files with 23 additions and 1 deletions
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@ -92,6 +92,17 @@ static void LOADERDECL TexMtx_Write_Float4(VertexLoader* loader)
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#endif
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}
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static void LOADERDECL SkipVertex(VertexLoader* loader)
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{
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if (loader->m_vertexSkip)
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{
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// reset the output buffer
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g_vertex_manager_write_ptr -= loader->m_native_vtx_decl.stride;
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loader->m_skippedVertices++;
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}
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}
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VertexLoader::VertexLoader(const TVtxDesc &vtx_desc, const VAT &vtx_attr)
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: VertexLoaderBase(vtx_desc, vtx_attr)
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{
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@ -393,6 +404,12 @@ void VertexLoader::CompileVertexTranslator()
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nat_offset += 4;
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}
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// indexed position formats may skip a the vertex
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if (m_VtxDesc.Position & 2)
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{
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WriteCall(SkipVertex);
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}
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m_native_components = components;
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m_native_vtx_decl.stride = nat_offset;
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@ -440,6 +457,7 @@ int VertexLoader::RunVertices(int primitive, int count, DataReader src, DataRead
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src.WritePointer(&g_video_buffer_read_ptr);
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m_numLoadedVertices += count;
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m_skippedVertices = 0;
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// Prepare bounding box
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if (!g_ActiveConfig.backend_info.bSupportsBBox)
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@ -462,5 +480,5 @@ int VertexLoader::RunVertices(int primitive, int count, DataReader src, DataRead
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}
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#endif
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return count;
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return count - m_skippedVertices;
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}
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