From 3266c8e008376f316203f7bdfe33d8f2dc6880a2 Mon Sep 17 00:00:00 2001 From: Anders Jenbo Date: Mon, 30 Jun 2025 21:03:22 +0200 Subject: [PATCH] improve transparancy for 32bit rendering --- LEGO1/omni/src/video/mxdisplaysurface.cpp | 20 +++----------------- 1 file changed, 3 insertions(+), 17 deletions(-) diff --git a/LEGO1/omni/src/video/mxdisplaysurface.cpp b/LEGO1/omni/src/video/mxdisplaysurface.cpp index 6c93a0e7..c2886ebe 100644 --- a/LEGO1/omni/src/video/mxdisplaysurface.cpp +++ b/LEGO1/omni/src/video/mxdisplaysurface.cpp @@ -926,7 +926,7 @@ LPDIRECTDRAWSURFACE MxDisplaySurface::VTable0x44( transparentColor = RGB555_CREATE(0x1f, 0, 0x1f); break; default: - transparentColor = RGB8888_CREATE(0xff, 0, 0xff, 0); + transparentColor = RGB8888_CREATE(0, 0, 0, 0); break; } @@ -971,25 +971,11 @@ LPDIRECTDRAWSURFACE MxDisplaySurface::VTable0x44( surfacePtr += adjustedPitch; } - if (p_transparent && surface) { - DDCOLORKEY key; - key.dwColorSpaceLowValue = key.dwColorSpaceHighValue = transparentColor; - surface->SetColorKey(DDCKEY_SRCBLT, &key); - } - surface->Unlock(ddsd.lpSurface); - if (p_transparent && surface) { + if (p_transparent && surface && bytesPerPixel != 4) { DDCOLORKEY key; - if (bytesPerPixel == 1) { - key.dwColorSpaceLowValue = key.dwColorSpaceHighValue = 0; - } - else if (bytesPerPixel == 2) { - key.dwColorSpaceLowValue = key.dwColorSpaceHighValue = RGB555_CREATE(0x1f, 0, 0x1f); - } - else { - key.dwColorSpaceLowValue = key.dwColorSpaceHighValue = RGB8888_CREATE(0xff, 0, 0xff, 0); - } + key.dwColorSpaceLowValue = key.dwColorSpaceHighValue = transparentColor; surface->SetColorKey(DDCKEY_SRCBLT, &key); } }