GPU: Disable texture filters when dual-source blend is unsupported

2020-11-10 20:55:35 +10:00
parent 92a4551bb2
commit d468814a6d
2 changed files with 19 additions and 1 deletions
--- a/src/core/gpu_hw.h
+++ b/src/core/gpu_hw.h
@ -225,6 +225,13 @@ protected:
    }
  }

+  /// Returns true if the specified texture filtering mode requires dual-source blending.
+  ALWAYS_INLINE bool TextureFilterRequiresDualSourceBlend(GPUTextureFilter filter)
+  {
+    return (filter == GPUTextureFilter::Bilinear || filter == GPUTextureFilter::JINC2 ||
+            filter == GPUTextureFilter::xBR);
+  }
+
  /// Returns true if alpha blending should be enabled for drawing the current batch.
  ALWAYS_INLINE bool UseAlphaBlending(TransparencyMode transparency_mode, BatchRenderMode render_mode) const
  {