all repos — mgba @ 69e289995bb8e46bf8afe6e7f9c62f2459ae2644

mGBA Game Boy Advance Emulator

Revert "DS GX: Fix incorrect W values"

This reverts commit 91ab6b29f3e36bad6caa97ca80a3cd5c5906c490.
Vicki Pfau vi@endrift.com
Sat, 18 Jul 2020 16:12:12 -0700
commit

69e289995bb8e46bf8afe6e7f9c62f2459ae2644

parent

a8272480c144264bec8db8589e9129bb3feb41d5

2 files changed, 1 insertions(+), 2 deletions(-)

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M CHANGES → CHANGES 
@@ -9,7 +9,6 @@ - DS GX: Fixed viewport calculations (fixes mgba.io/i/709)
  - DS Video: Fix display capture blending value 16 (fixes mgba.io/i/757)
  - DS GX: Properly center cross product in polygon normal calculations
  - DS Video: Fix affine parameter advancing (fixes mgba.io/i/802)
- - DS GX: Fix incorrect W values
  - DS Video: Fix 2D/3D blending alpha values
  - DS I/O: Enable POWCNT1 bit 1 at boot (fixes mgba.io/i/616)
  - DS Slot-1: Reply to IR 0x08 command properly (fixes mgba.io/i/666)
M src/ds/gx.c → src/ds/gx.c 
@@ -408,7 +408,7 @@ sum += a * b;
 	a = col[12];
 	b = MTX_ONE;
 	sum += a * b;
-	return sum >> 12LL;
+	return sum >> 8LL;
 }
 
 static int16_t _dotTexture(struct DSGX* gx, int16_t* input, int mode, int c) {