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VideoCommon: merge triangle+list+point index buffers
We are used to render them out of order as long as everything else matches, but rendering order does matter, so we have to flush on primitive switch. This commit implements this flush. Also as we flush on primitive switch, we don't have to create three different index buffers. All indices are now stored in one buffer. This will slow down games which switch often primitive types (eg ztp), but it should be more accurate.
This commit is contained in:
@ -36,9 +36,7 @@ void VertexManager::CreateDeviceObjects()
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D3D11_BIND_INDEX_BUFFER, D3D11_USAGE_DYNAMIC, D3D11_CPU_ACCESS_WRITE);
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m_vertex_draw_offset = 0;
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m_triangle_draw_index = 0;
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m_line_draw_index = 0;
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m_point_draw_index = 0;
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m_index_draw_offset = 0;
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m_index_buffers = new PID3D11Buffer[MAX_VBUFFER_COUNT];
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m_vertex_buffers = new PID3D11Buffer[MAX_VBUFFER_COUNT];
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for (m_current_index_buffer = 0; m_current_index_buffer < MAX_VBUFFER_COUNT; m_current_index_buffer++)
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@ -108,8 +106,7 @@ void VertexManager::PrepareDrawBuffers()
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m_vertex_draw_offset = m_vertex_buffer_cursor;
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m_vertex_buffer_cursor += vSize;
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UINT iCount = IndexGenerator::GetTriangleindexLen() +
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IndexGenerator::GetLineindexLen() + IndexGenerator::GetPointindexLen();
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UINT iCount = IndexGenerator::GetIndexLen();
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MapType = D3D11_MAP_WRITE_NO_OVERWRITE;
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if (m_index_buffer_cursor + iCount >= (IBUFFER_SIZE / sizeof(u16)))
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{
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@ -120,13 +117,9 @@ void VertexManager::PrepareDrawBuffers()
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}
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D3D::context->Map(m_index_buffers[m_current_index_buffer], 0, MapType, 0, &map);
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m_triangle_draw_index = m_index_buffer_cursor;
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m_line_draw_index = m_triangle_draw_index + IndexGenerator::GetTriangleindexLen();
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m_point_draw_index = m_line_draw_index + IndexGenerator::GetLineindexLen();
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memcpy((u16*)map.pData + m_triangle_draw_index, GetTriangleIndexBuffer(), sizeof(u16) * IndexGenerator::GetTriangleindexLen());
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memcpy((u16*)map.pData + m_line_draw_index, GetLineIndexBuffer(), sizeof(u16) * IndexGenerator::GetLineindexLen());
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memcpy((u16*)map.pData + m_point_draw_index, GetPointIndexBuffer(), sizeof(u16) * IndexGenerator::GetPointindexLen());
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memcpy((u16*)map.pData + m_index_buffer_cursor, GetIndexBuffer(), sizeof(u16) * IndexGenerator::GetIndexLen());
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D3D::context->Unmap(m_index_buffers[m_current_index_buffer], 0);
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m_index_draw_offset = m_index_buffer_cursor;
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m_index_buffer_cursor += iCount;
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ADDSTAT(stats.thisFrame.bytesVertexStreamed, vSize);
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@ -142,16 +135,13 @@ void VertexManager::Draw(UINT stride)
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D3D::context->IASetVertexBuffers(0, 1, &m_vertex_buffers[m_current_vertex_buffer], &stride, &m_vertex_draw_offset);
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D3D::context->IASetIndexBuffer(m_index_buffers[m_current_index_buffer], DXGI_FORMAT_R16_UINT, 0);
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if (IndexGenerator::GetNumTriangles() > 0)
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if (current_primitive_type == PRIMITIVE_TRIANGLES)
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{
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D3D::context->IASetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_TRIANGLESTRIP);
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D3D::context->DrawIndexed(IndexGenerator::GetTriangleindexLen(), m_triangle_draw_index, 0);
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D3D::context->DrawIndexed(IndexGenerator::GetIndexLen(), m_index_draw_offset, 0);
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INCSTAT(stats.thisFrame.numIndexedDrawCalls);
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}
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// Disable culling for lines and points
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if (IndexGenerator::GetNumLines() > 0 || IndexGenerator::GetNumPoints() > 0)
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((DX11::Renderer*)g_renderer)->ApplyCullDisable();
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if (IndexGenerator::GetNumLines() > 0)
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else if (current_primitive_type == PRIMITIVE_LINES)
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{
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float lineWidth = float(bpmem.lineptwidth.linesize) / 6.f;
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float texOffset = LINE_PT_TEX_OFFSETS[bpmem.lineptwidth.lineoff];
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@ -166,14 +156,16 @@ void VertexManager::Draw(UINT stride)
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if (m_lineShader.SetShader(g_nativeVertexFmt->m_components, lineWidth,
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texOffset, vpWidth, vpHeight, texOffsetEnable))
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{
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((DX11::Renderer*)g_renderer)->ApplyCullDisable(); // Disable culling for lines and points
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D3D::context->IASetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_LINELIST);
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D3D::context->DrawIndexed(IndexGenerator::GetLineindexLen(), m_line_draw_index, 0);
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D3D::context->DrawIndexed(IndexGenerator::GetIndexLen(), m_index_draw_offset, 0);
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INCSTAT(stats.thisFrame.numIndexedDrawCalls);
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D3D::context->GSSetShader(NULL, NULL, 0);
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((DX11::Renderer*)g_renderer)->RestoreCull();
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}
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}
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if (IndexGenerator::GetNumPoints() > 0)
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else //if (current_primitive_type == PRIMITIVE_POINTS)
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{
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float pointSize = float(bpmem.lineptwidth.pointsize) / 6.f;
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float texOffset = LINE_PT_TEX_OFFSETS[bpmem.lineptwidth.pointoff];
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@ -188,15 +180,15 @@ void VertexManager::Draw(UINT stride)
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if (m_pointShader.SetShader(g_nativeVertexFmt->m_components, pointSize,
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texOffset, vpWidth, vpHeight, texOffsetEnable))
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{
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((DX11::Renderer*)g_renderer)->ApplyCullDisable(); // Disable culling for lines and points
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D3D::context->IASetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_POINTLIST);
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D3D::context->DrawIndexed(IndexGenerator::GetPointindexLen(), m_point_draw_index, 0);
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D3D::context->DrawIndexed(IndexGenerator::GetIndexLen(), m_index_draw_offset, 0);
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INCSTAT(stats.thisFrame.numIndexedDrawCalls);
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D3D::context->GSSetShader(NULL, NULL, 0);
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((DX11::Renderer*)g_renderer)->RestoreCull();
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}
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}
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if (IndexGenerator::GetNumLines() > 0 || IndexGenerator::GetNumPoints() > 0)
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((DX11::Renderer*)g_renderer)->RestoreCull();
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}
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void VertexManager::vFlush()
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