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VertexLoader: Convert count register to remaining register
This more accurately represents what's going on, and also ends at 0 instead of 1, making some indexing operations easier. This also changes it so that position_matrix_index_cache actually starts from index 0 instead of index 1.
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@ -32,10 +32,9 @@
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namespace VertexLoaderManager
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{
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// Used by zfreeze
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std::array<std::array<float, 4>, 3> position_cache;
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// The counter added to the address of the array is 1, 2, or 3, but never zero.
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// So only index 1 - 3 are used.
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std::array<u32, 4> position_matrix_index_cache;
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std::array<u32, 3> position_matrix_index_cache;
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// 3 vertices, 4 floats each to allow SIMD overwrite
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alignas(sizeof(std::array<float, 4>)) std::array<std::array<float, 4>, 3> position_cache;
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static NativeVertexFormatMap s_native_vertex_map;
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static NativeVertexFormat* s_current_vtx_fmt;
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@ -251,8 +250,9 @@ static VertexLoaderBase* RefreshLoader(int vtx_attr_group, bool preprocess = fal
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int RunVertices(int vtx_attr_group, OpcodeDecoder::Primitive primitive, int count, DataReader src,
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bool is_preprocess)
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{
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if (!count)
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if (count == 0)
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return 0;
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ASSERT(count > 0);
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VertexLoaderBase* loader = RefreshLoader(vtx_attr_group, is_preprocess);
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