Merge pull request #1356 from degasus/hotfix
gl_rasterizer: Fix StartAddress handling with indexed draw calls.
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commit
52fb86c65c
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@ -484,8 +484,13 @@ void RasterizerOpenGL::DrawArrays() {
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GLintptr index_buffer_offset = 0;
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GLintptr index_buffer_offset = 0;
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if (is_indexed) {
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if (is_indexed) {
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MICROPROFILE_SCOPE(OpenGL_Index);
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MICROPROFILE_SCOPE(OpenGL_Index);
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index_buffer_offset =
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buffer_cache.UploadMemory(regs.index_array.StartAddress(), index_buffer_size);
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// Adjust the index buffer offset so it points to the first desired index.
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auto index_start = regs.index_array.StartAddress();
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index_start += static_cast<size_t>(regs.index_array.first) *
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static_cast<size_t>(regs.index_array.FormatSizeInBytes());
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index_buffer_offset = buffer_cache.UploadMemory(index_start, index_buffer_size);
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}
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}
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SetupShaders();
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SetupShaders();
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@ -499,10 +504,6 @@ void RasterizerOpenGL::DrawArrays() {
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if (is_indexed) {
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if (is_indexed) {
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const GLint base_vertex{static_cast<GLint>(regs.vb_element_base)};
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const GLint base_vertex{static_cast<GLint>(regs.vb_element_base)};
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// Adjust the index buffer offset so it points to the first desired index.
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index_buffer_offset += static_cast<GLintptr>(regs.index_array.first) *
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static_cast<GLintptr>(regs.index_array.FormatSizeInBytes());
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if (gpu.state.current_instance > 0) {
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if (gpu.state.current_instance > 0) {
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glDrawElementsInstancedBaseVertexBaseInstance(
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glDrawElementsInstancedBaseVertexBaseInstance(
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primitive_mode, regs.index_array.count,
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primitive_mode, regs.index_array.count,
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