diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/mesa/drivers/x11/xm_api.c | 52 |
1 files changed, 22 insertions, 30 deletions
diff --git a/src/mesa/drivers/x11/xm_api.c b/src/mesa/drivers/x11/xm_api.c index 63b9ac51a5..24028a44ba 100644 --- a/src/mesa/drivers/x11/xm_api.c +++ b/src/mesa/drivers/x11/xm_api.c @@ -970,42 +970,33 @@ setup_truecolor(XMesaVisual v, XMesaBuffer buffer, XMesaColormap cmap) && GET_BLUEMASK(v) ==0xff0000 && CHECK_BYTE_ORDER(v) && v->BitsPerPixel==32 - && sizeof(GLuint)==4 && v->RedGamma==1.0 && v->GreenGamma==1.0 && v->BlueGamma==1.0) { /* common 32 bpp config used on SGI, Sun */ - v->undithered_pf = v->dithered_pf = PF_8A8B8G8R; + v->undithered_pf = v->dithered_pf = PF_8A8B8G8R; /* ABGR */ } - else if (GET_REDMASK(v) ==0xff0000 - && GET_GREENMASK(v)==0x00ff00 - && GET_BLUEMASK(v) ==0x0000ff - && CHECK_BYTE_ORDER(v) - && v->BitsPerPixel==32 - && sizeof(GLuint)==4 - && v->RedGamma==1.0 && v->GreenGamma==1.0 && v->BlueGamma==1.0) { - /* common 32 bpp config used on Linux, HP, IBM */ - if (GET_VISUAL_DEPTH(v)==32) - v->undithered_pf = v->dithered_pf = PF_8A8R8G8B; - else - v->undithered_pf = v->dithered_pf = PF_8R8G8B; - } - else if (GET_REDMASK(v) ==0xff0000 - && GET_GREENMASK(v)==0x00ff00 - && GET_BLUEMASK(v) ==0x0000ff - && CHECK_BYTE_ORDER(v) - && v->BitsPerPixel==24 - && sizeof(GLuint)==4 - && v->RedGamma==1.0 && v->GreenGamma==1.0 && v->BlueGamma==1.0) { - /* common packed 24 bpp config used on Linux */ - v->undithered_pf = v->dithered_pf = PF_8R8G8B24; + else if (GET_REDMASK(v) == 0xff0000 + && GET_GREENMASK(v)== 0x00ff00 + && GET_BLUEMASK(v) == 0x0000ff + && CHECK_BYTE_ORDER(v) + && v->RedGamma == 1.0 && v->GreenGamma == 1.0 && v->BlueGamma == 1.0){ + if (v->BitsPerPixel==32) { + /* if 32 bpp, and visual indicates 8 bpp alpha channel */ + if (GET_VISUAL_DEPTH(v) == 32 && v->mesa_visual.alphaBits == 8) + v->undithered_pf = v->dithered_pf = PF_8A8R8G8B; /* ARGB */ + else + v->undithered_pf = v->dithered_pf = PF_8R8G8B; /* xRGB */ + } + else if (v->BitsPerPixel == 24) { + v->undithered_pf = v->dithered_pf = PF_8R8G8B24; /* RGB */ + } } else if (GET_REDMASK(v) ==0xf800 && GET_GREENMASK(v)==0x07e0 && GET_BLUEMASK(v) ==0x001f && CHECK_BYTE_ORDER(v) && v->BitsPerPixel==16 - && sizeof(GLushort)==2 && v->RedGamma==1.0 && v->GreenGamma==1.0 && v->BlueGamma==1.0) { - /* 5-6-5 color weight on common PC VGA boards */ + /* 5-6-5 RGB */ v->undithered_pf = PF_5R6G5B; v->dithered_pf = PF_Dither_5R6G5B; } @@ -1013,6 +1004,7 @@ setup_truecolor(XMesaVisual v, XMesaBuffer buffer, XMesaColormap cmap) && GET_GREENMASK(v)==0x1c && GET_BLUEMASK(v) ==0x03 && CHECK_FOR_HPCR(v)) { + /* 8-bit HP color recovery */ setup_8bit_hpcr( v ); } } @@ -1414,6 +1406,9 @@ XMesaVisual XMesaCreateVisual( XMesaDisplay *display, v->mesa_visual.visualRating = visualCaveat; + if (alpha_flag) + v->mesa_visual.alphaBits = 8; + (void) initialize_visual_and_buffer( 0, v, NULL, rgb_flag, 0, 0 ); { @@ -1422,7 +1417,6 @@ XMesaVisual XMesaCreateVisual( XMesaDisplay *display, red_bits = _mesa_bitcount(GET_REDMASK(v)); green_bits = _mesa_bitcount(GET_GREENMASK(v)); blue_bits = _mesa_bitcount(GET_BLUEMASK(v)); - alpha_bits = 0; } else { /* this is an approximation */ @@ -1436,11 +1430,9 @@ XMesaVisual XMesaCreateVisual( XMesaDisplay *display, alpha_bits = 0; assert( red_bits + green_bits + blue_bits == GET_VISUAL_DEPTH(v) ); } + alpha_bits = v->mesa_visual.alphaBits; } - if (alpha_flag && alpha_bits == 0) - alpha_bits = 8; - _mesa_initialize_visual( &v->mesa_visual, rgb_flag, db_flag, stereo_flag, red_bits, green_bits, |