mirror of
https://gitlab.com/freepascal.org/fpc/source.git
synced 2025-11-02 08:29:32 +01:00
* changed vesa.inc do it doesn't try to use linear modes anymore (doesn't work
yet!!)
* fixed mode detection so the low modenumber of a driver doesn't have to be zero
anymore (so VESA autodetection now works)
This commit is contained in:
Jonas Maebe
parent
602b295aaf
commit
802730bfb5
@ -1675,9 +1675,9 @@ end;
|
||||
m1280x1024x32k,
|
||||
m1280x1024x64k :
|
||||
begin
|
||||
DirectPutPixel:=@DirectPutPixVESA256Linear;
|
||||
PutPixel:=@PutPixVESA256Linear;
|
||||
GetPixel:=@GetPixVESA256Linear;
|
||||
DirectPutPixel:=@DirectPutPixVESA32kor64kLinear;
|
||||
PutPixel:=@PutPixVESA32kor64kLinear;
|
||||
GetPixel:=@GetPixVESA32kor64kLinear;
|
||||
{ linear mode for lines not yet implemented PM }
|
||||
HLine:=@HLineDefault;
|
||||
VLine:=@VLineDefault;
|
||||
@ -1688,9 +1688,9 @@ end;
|
||||
m1024x768x256,
|
||||
m1280x1024x256:
|
||||
begin
|
||||
DirectPutPixel:=@DirectPutPixVESA32kor64kLinear;
|
||||
PutPixel:=@PutPixVESA32kor64kLinear;
|
||||
GetPixel:=@GetPixVESA32kor64kLinear;
|
||||
DirectPutPixel:=@DirectPutPixVESA256Linear;
|
||||
PutPixel:=@PutPixVESA256Linear;
|
||||
GetPixel:=@GetPixVESA256Linear;
|
||||
{ linear mode for lines not yet implemented PM }
|
||||
HLine:=@HLineDefault;
|
||||
VLine:=@VLineDefault;
|
||||
@ -1880,7 +1880,7 @@ end;
|
||||
|
||||
{ VBE 2.0 and higher supports >= non VGA linear buffer types...}
|
||||
{ this is backward compatible. }
|
||||
if {((VESAModeInfo.Attr and ModeNoWindowed) <> 0) and }
|
||||
if ((VESAModeInfo.Attr and ModeNoWindowed) <> 0) and
|
||||
((VESAModeInfo.Attr and ModeLinearBuffer) <> 0) then
|
||||
begin
|
||||
if not SetupLinear(VESAModeInfo,mode) then
|
||||
@ -2369,7 +2369,13 @@ end;
|
||||
|
||||
{
|
||||
$Log$
|
||||
Revision 1.9 1999-12-12 13:34:20 jonas
|
||||
Revision 1.10 1999-12-21 17:42:17 jonas
|
||||
* changed vesa.inc do it doesn't try to use linear modes anymore (doesn't work
|
||||
yet!!)
|
||||
* fixed mode detection so the low modenumber of a driver doesn't have to be zero
|
||||
anymore (so VESA autodetection now works)
|
||||
|
||||
Revision 1.9 1999/12/12 13:34:20 jonas
|
||||
* putimage now performs the lipping itself and uses directputpixel
|
||||
(note: this REQUIRES or/and/notput support in directputpixel,
|
||||
this is not yet the case in the assembler versions!)
|
||||
|
||||
@ -203,7 +203,10 @@ Interface
|
||||
windows;
|
||||
{$endif win32}
|
||||
|
||||
type smallint = -32768..32767;
|
||||
|
||||
const
|
||||
maxsmallint = high(smallint);
|
||||
{ error codes }
|
||||
grOk = 0;
|
||||
grNoInitGraph = -1;
|
||||
@ -2879,6 +2882,10 @@ end;
|
||||
repeat
|
||||
GetModeRange(GraphDriver,LoMode,HiMode);
|
||||
{ save the highest mode possible...}
|
||||
{$ifdef logging}
|
||||
logln('Found driver '+strf(graphdriver)+' with modes '+
|
||||
strf(lomode)+' - '+strf(himode));
|
||||
{$endif logging}
|
||||
if HiMode = -1 then break;
|
||||
CpyMode:=HiMode;
|
||||
CpyDriver:=GraphDriver;
|
||||
@ -3036,7 +3043,13 @@ SetGraphBufSize
|
||||
|
||||
{
|
||||
$Log$
|
||||
Revision 1.49 1999-12-21 09:16:48 pierre
|
||||
Revision 1.50 1999-12-21 17:42:17 jonas
|
||||
* changed vesa.inc do it doesn't try to use linear modes anymore (doesn't work
|
||||
yet!!)
|
||||
* fixed mode detection so the low modenumber of a driver doesn't have to be zero
|
||||
anymore (so VESA autodetection now works)
|
||||
|
||||
Revision 1.49 1999/12/21 09:16:48 pierre
|
||||
+ CloseGraph if errors
|
||||
|
||||
Revision 1.48 1999/12/20 11:22:36 peter
|
||||
|
||||
@ -59,7 +59,7 @@
|
||||
end;
|
||||
|
||||
|
||||
function searchmode(ReqDriver : smallint; reqmode: smallint): PModeInfo;
|
||||
function searchmode(ReqDriver : smallint; var reqmode: smallint): PModeInfo;
|
||||
{********************************************************}
|
||||
{ Procedure SearchMode() }
|
||||
{--------------------------------------------------------}
|
||||
@ -67,15 +67,20 @@
|
||||
{ and tries to find the <reqmode> in the <reqdriver> }
|
||||
{ return nil if not found, otherwise returns the found }
|
||||
{ structure. }
|
||||
{ note: if reqmode = -32768, the first mode available }
|
||||
{ for reqdriver is returned (JM) }
|
||||
{********************************************************}
|
||||
var
|
||||
list: PModeInfo;
|
||||
lastDriver, lastMode: SmallInt;
|
||||
list, lastModeInfo: PModeInfo;
|
||||
begin
|
||||
{$ifdef logging}
|
||||
LogLn('Searching for driver '+strf(reqdriver)+' and mode '+strf(reqmode));
|
||||
{$endif logging}
|
||||
searchmode := nil;
|
||||
list := ModeList;
|
||||
If assigned(list) then
|
||||
lastModeInfo := list;
|
||||
{ go to the end of the list }
|
||||
while assigned(list) do
|
||||
begin
|
||||
@ -83,18 +88,33 @@
|
||||
Log('Found driver '+strf(list^.DriverNumber)+
|
||||
' and mode $'+hexstr(list^.ModeNumber,4)+'... ');
|
||||
{$endif logging}
|
||||
if (list^.DriverNumber = ReqDriver) and
|
||||
(list^.ModeNumber = ReqMode) then
|
||||
if ((list^.DriverNumber = ReqDriver) and
|
||||
((list^.ModeNumber = ReqMode) or
|
||||
{ search for lowest mode }
|
||||
(reqMode = -32768))) or
|
||||
{ search for highest mode }
|
||||
((reqMode = -32767) and
|
||||
(lastModeInfo^.driverNumber = reqDriver) and
|
||||
((list^.driverNumber <> lastModeInfo^.driverNumber) or
|
||||
not(assigned(list^.next)))) then
|
||||
begin
|
||||
{$ifdef logging}
|
||||
LogLn('Accepted!');
|
||||
{$endif logging}
|
||||
searchmode := list;
|
||||
If reqMode = -32768 then
|
||||
reqMode := list^.modeNumber
|
||||
else if reqMode = -32767 then
|
||||
begin
|
||||
reqMode := lastModeInfo^.modeNumber;
|
||||
searchMode := lastModeInfo;
|
||||
end;
|
||||
exit;
|
||||
end;
|
||||
{$ifdef logging}
|
||||
LogLn('Rejected.');
|
||||
LogLn('Rejected.');
|
||||
{$endif logging}
|
||||
lastModeInfo := list;
|
||||
list:=list^.next;
|
||||
end;
|
||||
end;
|
||||
@ -153,37 +173,39 @@
|
||||
procedure GetModeRange(GraphDriver: smallint; var LoMode,
|
||||
HiMode: smallint);
|
||||
var
|
||||
i : smallint;
|
||||
mode : PModeInfo;
|
||||
begin
|
||||
{$ifdef logging}
|
||||
LogLn('GetModeRange : Enter ('+strf(GraphDriver)+')');
|
||||
{$endif}
|
||||
LoMode:=-1;
|
||||
HiMode:=-1;
|
||||
mode := nil;
|
||||
{ First search if the graphics driver is supported .. }
|
||||
{ since mode zero is always supported.. if that driver }
|
||||
{ is supported it should return something... }
|
||||
mode := SearchMode(GraphDriver, 0);
|
||||
|
||||
{ not true, e.g. VESA doesn't have a mode 0. Changed so}
|
||||
{ -32768 means "return lowest mode in second parameter }
|
||||
{ also, under VESA some modes may not be supported }
|
||||
{ (e.g. $108 here) while some with a higher number can }
|
||||
{ be supported ($112 and onward), so I also added that }
|
||||
{ -32767 means "return highest mode in second parameter}
|
||||
{ This whole system should be overhauled though to work}
|
||||
{ without such hacks (JM) }
|
||||
loMode := -32768;
|
||||
mode := SearchMode(GraphDriver, loMode);
|
||||
{ driver not supported...}
|
||||
if not assigned(mode) then exit;
|
||||
if not assigned(mode) then
|
||||
begin
|
||||
loMode := -1;
|
||||
exit;
|
||||
end;
|
||||
{$ifdef logging}
|
||||
LogLn('GetModeRange : Mode 0 found');
|
||||
{$endif}
|
||||
{ now it exists... find highest available mode... }
|
||||
LoMode := 0;
|
||||
mode:=nil;
|
||||
i:=-1;
|
||||
repeat
|
||||
inc(i);
|
||||
{ start search at 0.. }
|
||||
{$ifdef logging}
|
||||
LogLn('GetModeRange : Searching Mode '+strf(i));
|
||||
{$endif}
|
||||
mode:=SearchMode(GraphDriver,i);
|
||||
until not assigned(mode);
|
||||
HiMode := i-1;
|
||||
hiMode := -32767;
|
||||
mode:=SearchMode(GraphDriver,hiMode);
|
||||
end;
|
||||
|
||||
|
||||
@ -341,7 +363,13 @@
|
||||
|
||||
{
|
||||
$Log$
|
||||
Revision 1.15 1999-12-20 11:22:36 peter
|
||||
Revision 1.16 1999-12-21 17:42:18 jonas
|
||||
* changed vesa.inc do it doesn't try to use linear modes anymore (doesn't work
|
||||
yet!!)
|
||||
* fixed mode detection so the low modenumber of a driver doesn't have to be zero
|
||||
anymore (so VESA autodetection now works)
|
||||
|
||||
Revision 1.15 1999/12/20 11:22:36 peter
|
||||
* integer -> smallint to overcome -S2 switch needed for ggi version
|
||||
|
||||
Revision 1.14 1999/12/04 21:20:04 michael
|
||||
|
||||
Loading…
Reference in New Issue
Block a user