OpenGL output for 32-bit modes \ VOGONS

OpenGL output for 32-bit modes

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First post, by jaclfh

Posted on 2011-06-05, 21:07

jaclfh Offline

Rank Newbie

Rank: Newbie
Posts: 9
Joined: 2008-12-16, 20:30

Is there a reason why 15,16 and 32-bit color modes are disabled for output=opengl? If I remove the disabling code, at least 320x200 32-bit color mode seems to work fine.

1--- dosbox-0.74.orig//src/gui/sdlmain.cpp       2010-05-10 20:43:54.000000000 +0300
2+++ dosbox-0.74//src/gui/sdlmain.cpp    2011-06-05 22:22:58.788293580 +0300
3@@ -333,7 +333,7 @@
4                break;
5 #if C_OPENGL
6        case SCREEN_OPENGL:
7-               if (flags & GFX_RGBONLY || !(flags&GFX_CAN_32)) goto check_surface;
8+               if (!(flags&GFX_CAN_32)) goto check_surface;
9                flags|=GFX_SCALING;
10                flags&=~(GFX_CAN_8|GFX_CAN_15|GFX_CAN_16);
11                break;
12@@ -564,7 +564,7 @@
13                        free(sdl.opengl.framebuf);
14                }
15                sdl.opengl.framebuf=0;
16-               if (!(flags&GFX_CAN_32) || (flags & GFX_RGBONLY)) goto dosurface;
17+               if (!(flags&GFX_CAN_32)) goto dosurface;
18                int texsize=2 << int_log2(width > height ? width : height);
19                if (texsize>sdl.opengl.max_texsize) {
20                        LOG_MSG("SDL:OPENGL:No support for texturesize of %d, falling back to surface",texsize);

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