From 415e8383ba33e08ca3a95ae30c03be7de63de3e6 Mon Sep 17 00:00:00 2001 From: Rodolfo Bogado Date: Sun, 25 Nov 2018 12:18:29 -0300 Subject: Limit the amount of viewports tested for state changes only to the usable ones --- src/video_core/renderer_opengl/gl_rasterizer.cpp | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) diff --git a/src/video_core/renderer_opengl/gl_rasterizer.cpp b/src/video_core/renderer_opengl/gl_rasterizer.cpp index fea106ba1..99004c9ad 100644 --- a/src/video_core/renderer_opengl/gl_rasterizer.cpp +++ b/src/video_core/renderer_opengl/gl_rasterizer.cpp @@ -969,7 +969,11 @@ u32 RasterizerOpenGL::SetupTextures(Maxwell::ShaderStage stage, Shader& shader, void RasterizerOpenGL::SyncViewport(OpenGLState& current_state) { const auto& regs = Core::System::GetInstance().GPU().Maxwell3D().regs; - for (std::size_t i = 0; i < Tegra::Engines::Maxwell3D::Regs::NumViewports; i++) { + const bool geometry_shaders_enabled = + regs.IsShaderConfigEnabled(static_cast(Maxwell::ShaderProgram::Geometry)); + const std::size_t viewport_count = + geometry_shaders_enabled ? Tegra::Engines::Maxwell3D::Regs::NumViewports : 1; + for (std::size_t i = 0; i < viewport_count; i++) { auto& viewport = current_state.viewports[i]; const auto& src = regs.viewports[i]; if (regs.viewport_transform_enabled) { @@ -1157,7 +1161,11 @@ void RasterizerOpenGL::SyncLogicOpState() { void RasterizerOpenGL::SyncScissorTest(OpenGLState& current_state) { const auto& regs = Core::System::GetInstance().GPU().Maxwell3D().regs; - for (std::size_t i = 0; i < Tegra::Engines::Maxwell3D::Regs::NumViewports; i++) { + const bool geometry_shaders_enabled = + regs.IsShaderConfigEnabled(static_cast(Maxwell::ShaderProgram::Geometry)); + const std::size_t viewport_count = + geometry_shaders_enabled ? Tegra::Engines::Maxwell3D::Regs::NumViewports : 1; + for (std::size_t i = 0; i < viewport_count; i++) { const auto& src = regs.scissor_test[i]; auto& dst = current_state.viewports[i].scissor; dst.enabled = (src.enable != 0); -- cgit v1.2.3