From 23b401c3ac6ac1ab9e9cf9ffa9d9a03daa20dfb7 Mon Sep 17 00:00:00 2001 From: Subv Date: Thu, 12 Mar 2015 13:11:57 -0500 Subject: GPU/DisplayTransfer: Made the scaling bits a single 2bit value Rephrased some comments. --- src/core/hw/gpu.h | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) (limited to 'src/core/hw/gpu.h') diff --git a/src/core/hw/gpu.h b/src/core/hw/gpu.h index 3158738f..d07490db 100644 --- a/src/core/hw/gpu.h +++ b/src/core/hw/gpu.h @@ -188,6 +188,12 @@ struct Regs { BitField<16, 16, u32> input_height; }; + enum ScalingMode : u32 { + NoScale = 0, // Doesn't scale the image + ScaleX = 1, // Downscales the image in half in the X axis and applies a box filter + ScaleXY = 2, // Downscales the image in half in both the X and Y axes and applies a box filter + }; + union { u32 flags; @@ -197,8 +203,7 @@ struct Regs { BitField< 8, 3, PixelFormat> input_format; BitField<12, 3, PixelFormat> output_format; - BitField<24, 1, u32> scale_x; // Shrinks the image in half horizontally, blending the extra pixels - BitField<25, 1, u32> scale_xy; // Shrinks the image horizontally and vertically, blending the extra pixels + BitField<24, 2, ScalingMode> scaling; // Determines the scaling mode of the transfer }; INSERT_PADDING_WORDS(0x1); -- cgit v1.2.3