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byteswapping fixes in choose_pixel_format()

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This commit is contained in:
Brian
2007-12-07 08:24:56 -07:00
parent 9772bb7f71
commit 0d1669f530
1 changed files with 13 additions and 10 deletions
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src/mesa/pipe/xlib/xm_api.c
+13 -10
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@@ -400,23 +400,25 @@ choose_pixel_format(XMesaVisual v)
if ( GET_REDMASK(v) == 0x0000ff
&& GET_GREENMASK(v) == 0x00ff00
&& GET_BLUEMASK(v) == 0xff0000
&& CHECK_BYTE_ORDER(v)
&& v->BitsPerPixel == 32) {
/* common 32 bpp config used on SGI, Sun */
assert(0);
return 0 /* PIXEL_FORMAT_U_A8_B8_G8_A8 */;
if (CHECK_BYTE_ORDER(v)) {
/* no byteswapping needed */
return 0 /* PIXEL_FORMAT_U_A8_B8_G8_R8 */;
}
else {
return PIPE_FORMAT_U_R8_G8_B8_A8;
}
}
else if ( GET_REDMASK(v) == 0xff0000
&& GET_GREENMASK(v) == 0x00ff00
&& GET_BLUEMASK(v) == 0x0000ff
&& CHECK_BYTE_ORDER(v)) {
if (v->BitsPerPixel == 32) {
&& v->BitsPerPixel == 32) {
if (CHECK_BYTE_ORDER(v)) {
/* no byteswapping needed */
return PIPE_FORMAT_U_A8_R8_G8_B8;
}
else if (v->BitsPerPixel == 24) {
/* not supported yet */
abort();
return 0;
else {
return PIPE_FORMAT_U_B8_G8_R8_A8;
}
}
else if ( GET_REDMASK(v) == 0xf800
@@ -734,6 +736,7 @@ XMesaContext XMesaCreateContext( XMesaVisual v, XMesaContext share_list )
return NULL;
pf = choose_pixel_format(v);
assert(pf);
pipe = xmesa_create_pipe_context( c, pf );