SVGA3D_DEVCAP_SURFACEFMT_R5G6B5 guessingv1.2023.0.4

2 files changed, 10 insertions, 2 deletions

diff --git a/control.c b/control.c
index dedec69..f8e2d24 100644
--- a/control.c
+++ b/control.c
@@ -172,6 +172,13 @@ uint32_t FixDevCap(uint32_t cap_id, uint32_t cap_val)
 	switch(cap_id)

 	{

 		case SVGA3D_DEVCAP_SURFACEFMT_R5G6B5:

+#ifdef CAP_R5G6B5_ALWAYS_WRONG

+		{

+			uint32_t xrgb8888 = GetDevCap(SVGA3D_DEVCAP_SURFACEFMT_X8R8G8B8);

+			xrgb8888 &= ~SVGA3DFORMAT_OP_SRGBWRITE; /* nvidia */

+			return xrgb8888;

+		}

+#else

 			if(cap_val & SVGA3DFORMAT_OP_SAME_FORMAT_UP_TO_ALPHA_RENDERTARGET) /* VirtualBox BUG */

 			{

 				uint32_t xrgb8888 = GetDevCap(SVGA3D_DEVCAP_SURFACEFMT_X8R8G8B8);

@@ -188,6 +195,7 @@ uint32_t FixDevCap(uint32_t cap_id, uint32_t cap_val)
 					return xrgb8888;

 				}

 			}

+#endif

 			

 			break;

 	}

diff --git a/makefile b/makefile
index af55d7b..2c8d4a3 100644
--- a/makefile
+++ b/makefile
@@ -6,9 +6,9 @@ OBJS = dibthunk.obj dibcall.obj enable.obj init.obj palette.obj &
 

 INCS = -I$(%WATCOM)\h\win -Iddk -Ivmware

 

-VER_BUILD = 3

+VER_BUILD = 4

 

-FLAGS = -DDRV_VER_BUILD=$(VER_BUILD)

+FLAGS = -DDRV_VER_BUILD=$(VER_BUILD) -DCAP_R5G6B5_ALWAYS_WRONG

 

 # Define HWBLT if BitBlt can be accelerated.

 #FLAGS += -DHWBLT