diff options
| -rw-r--r-- | src/video_core/renderer_opengl/gl_rasterizer.cpp | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/src/video_core/renderer_opengl/gl_rasterizer.cpp b/src/video_core/renderer_opengl/gl_rasterizer.cpp index 7ab7f0c0a..8ef79753f 100644 --- a/src/video_core/renderer_opengl/gl_rasterizer.cpp +++ b/src/video_core/renderer_opengl/gl_rasterizer.cpp @@ -559,12 +559,19 @@ void RasterizerOpenGL::SyncViewport() { const bool dirty_viewport = flags[Dirty::Viewports] || rescale_viewports; const bool dirty_clip_control = flags[Dirty::ClipControl]; - if (dirty_clip_control || flags[Dirty::FrontFace]) { + if (dirty_viewport || dirty_clip_control || flags[Dirty::FrontFace]) { flags[Dirty::FrontFace] = false; GLenum mode = MaxwellToGL::FrontFace(regs.front_face); + bool flip_faces = false; if (regs.screen_y_control.triangle_rast_flip != 0 && regs.viewport_transform[0].scale_y < 0.0f) { + flip_faces = !flip_faces; + } + if (regs.viewport_transform[0].scale_z < 0.0f) { + flip_faces = !flip_faces; + } + if (flip_faces) { switch (mode) { case GL_CW: mode = GL_CCW; |