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Code Issues Releases Wiki Activity

libMML: Some bugfixes + started changing indent.

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This commit is contained in:
Merlijn Wajer 2011-02-06 00:14:56 +01:00
parent fa4d89446b
commit 40f6b542c6
1 changed files with 198 additions and 276 deletions
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470
Projects/libmml/libmml.lpr
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@ -5,7 +5,7 @@ library libmml;
uses uses
cmem,Classes,interfaces,graphics,client,sysutils,MufasaTypes,dtmutil, dtm; cmem,Classes,interfaces,graphics,client,sysutils,MufasaTypes,dtmutil, dtm;
{$R *.res} //{$R *.res}
Const Const
RESULT_OK = 0; RESULT_OK = 0;
@ -23,28 +23,28 @@ var
function init: integer; cdecl; function init: integer; cdecl;
begin begin
last_error := ''; last_error := '';
debug := true; debug := true;
result := RESULT_OK; result := RESULT_OK;
end; end;
procedure set_last_error(s: string); procedure set_last_error(s: string);
begin begin
last_error := s; last_error := s;
if debug then if debug then
writeln('ERROR: ' + s); writeln('ERROR: ' + s);
end; end;
{ Validate the TClient. If it is NULL, set last error and return false } { Validate the TClient. If it is NULL, set last error and return false }
function validate_client(C: TClient): boolean; inline; function validate_client(C: TClient): boolean; inline;
begin begin
result := Assigned(C); result := Assigned(C);
if not result then if not result then
begin begin
last_error := 'PClient is NULL'; last_error := 'PClient is NULL';
if debug then if debug then
writeln(last_error); writeln(last_error);
end; end;
end; end;
{ {
@ -55,40 +55,38 @@ function create_client: PtrUInt; cdecl;
var var
C: TClient; C: TClient;
begin begin
try try
C := TClient.Create(''); C := TClient.Create('');
Result := PtrUInt(C); Result := PtrUInt(C);
except on e : Exception do except on e : Exception do
begin // FIXME UINT negative
// FIXME UINT negative result := PtrUInt(RESULT_ERROR);
result := PtrUInt(RESULT_ERROR); set_last_error(e.Message);
set_last_error(e.Message);
end; end;
end; writeln(format('C: %d, IOManager: %d', [PtrUInt(C), PtrUInt(C.IOManager)]));
writeln(format('C: %d, IOManager: %d', [PtrUInt(C), PtrUInt(C.IOManager)]));
end; end;
{ Destroy a TClient } { Destroy a TClient }
function destroy_client(C: TClient): integer; cdecl; function destroy_client(C: TClient): integer; cdecl;
begin begin
if not validate_client(C) then try
begin C.Free;
exit(RESULT_ERROR); except on e : Exception do
end; result := RESULT_ERROR;
set_last_error(e.message):
C.Free; end;
end; end;
{ Set (verbose) debug on/off } { Set (verbose) debug on/off }
procedure set_debug(v: Boolean); cdecl; procedure set_debug(v: Boolean); cdecl;
begin begin
debug := v; debug := v;
end; end;
{ Get debug } { Get debug }
function get_debug: boolean; cdecl; function get_debug: boolean; cdecl;
begin begin
exit(debug); exit(debug);
end; end;
{ {
@ -99,40 +97,40 @@ end;
} }
function get_last_error: pchar; cdecl; function get_last_error: pchar; cdecl;
begin begin
exit(@last_error[1]); exit(@last_error[1]);
end; end;
{ Turn an array into a pointer. The pointer memory is not managed by FPC, so we can pass { Turn an array into a pointer. The pointer memory is not managed by FPC, so we can pass
it along happily. It'll have to be freed by the external control though } it along happily. It'll have to be freed by the external control though }
function array_to_ptr(ptr: Pointer; size: PtrUInt; objsize: PtrUInt): Pointer; cdecl; function array_to_ptr(ptr: Pointer; size: PtrUInt; objsize: PtrUInt): Pointer; cdecl;
begin begin
result := GetMem(objsize * size); result := GetMem(objsize * size);
Move(ptr^, result^, objsize * size); Move(ptr^, result^, objsize * size);
end; end;
{ Free memory previously allocated by libMML } { Free memory previously allocated by libMML }
function free_ptr(ptr: pointer): boolean; cdecl; function free_ptr(ptr: pointer): boolean; cdecl;
begin begin
result := Assigned(ptr); result := Assigned(ptr);
if not result then if not result then
begin begin
set_last_error('TClient is NULL'); set_last_error('TClient is NULL');
if debug then if debug then
writeln(last_error); writeln(last_error);
end else end else
FreeMem(ptr); FreeMem(ptr);
end; end;
{ Allocate memory with libMML } { Allocate memory with libMML }
function alloc_mem(size, objsize: PtrUInt): Pointer; cdecl; function alloc_mem(size, objsize: PtrUInt): Pointer; cdecl;
begin begin
result := GetMem(size * objsize); result := GetMem(size * objsize);
end; end;
{ Reallocate memory with libMML } { Reallocate memory with libMML }
function realloc_mem(ptr: Pointer; size, objsize: PtrUInt): Pointer; cdecl; function realloc_mem(ptr: Pointer; size, objsize: PtrUInt): Pointer; cdecl;
begin begin
result := ReAllocMem(ptr, size*objsize); result := ReAllocMem(ptr, size*objsize);
end; end;
{ Mouse } { Mouse }
@ -141,39 +139,30 @@ end;
function get_mouse_pos(C: TClient; var t: tpoint): integer; cdecl; function get_mouse_pos(C: TClient; var t: tpoint): integer; cdecl;
begin begin
if not validate_client(C) then if not validate_client(C) then
begin
exit(RESULT_ERROR);
end;
try
C.IOManager.GetMousePos(t.x,t.y);
result := RESULT_OK;
except on e : Exception do
begin begin
result := RESULT_ERROR; exit(RESULT_ERROR);
set_last_error(e.Message); end;
try
C.IOManager.GetMousePos(t.x,t.y);
result := RESULT_OK;
except on e : Exception do
result := RESULT_ERROR;
set_last_error(e.Message);
end; end;
end;
end; end;
{ Set mouse position of client C to point t } { Set mouse position of client C to point t }
function set_mouse_pos(C: TClient; var t: tpoint): integer; cdecl; function set_mouse_pos(C: TClient; var t: tpoint): integer; cdecl;
begin begin
if not validate_client(C) then try
begin C.IOManager.MoveMouse(t.x,t.y);
exit(RESULT_ERROR); result := RESULT_OK;
end; except on e : Exception do
result := RESULT_ERROR;
try set_last_error(e.Message);
C.IOManager.MoveMouse(t.x,t.y);
result := RESULT_OK;
except on e : Exception do
begin
result := RESULT_ERROR;
set_last_error(e.Message);
end; end;
end;
end; end;
@ -183,53 +172,41 @@ begin
case int of case int of
0 : result := mouse_Left; 0 : result := mouse_Left;
1 : result := mouse_Right; 1 : result := mouse_Right;
2: result := mouse_Middle; 2 : result := mouse_Middle;
end; end;
end; end;
{ Return the state of a mouse button given client C } { Return the state of a mouse button given client C }
function get_mouse_button_state(C: TClient; But: Integer): Integer; cdecl; function get_mouse_button_state(C: TClient; But: Integer): Integer; cdecl;
begin begin
if not validate_client(C) then try
begin if C.IOManager.IsMouseButtonDown(ConvIntClickType(But)) then
exit(RESULT_ERROR); result := MOUSE_DOWN;
end; else
result := MOUSE_UP;
try except on e : Exception do
if C.IOManager.IsMouseButtonDown(ConvIntClickType(But)) then result := RESULT_ERROR;
result := MOUSE_DOWN; set_last_error(e.Message);
except on e : Exception do
begin
result := RESULT_ERROR;
set_last_error(e.Message);
end; end;
end;
end; end;
{ Set the state of a mouse button given client C } { Set the state of a mouse button given client C }
function set_mouse_button_state(C: TClient; But, State, X, Y: Integer): Integer; cdecl; function set_mouse_button_state(C: TClient; But, State, X, Y: Integer): Integer; cdecl;
begin begin
if not validate_client(C) then try
begin if State = MOUSE_UP then
exit(RESULT_ERROR); begin
end; C.IOManager.ReleaseMouse(X, Y, ConvIntClickType(But));
result := RESULT_OK;
try end else if state = MOUSE_DOWN then
if State = MOUSE_UP then begin
begin C.IOManager.HoldMouse(X, Y, ConvIntClickType(But));
C.IOManager.ReleaseMouse(X, Y, ConvIntClickType(But)); result := RESULT_OK;
result := RESULT_OK; end;
end else if state = MOUSE_DOWN then except on e : Exception do
begin result := RESULT_ERROR;
C.IOManager.HoldMouse(X, Y, ConvIntClickType(But)); set_last_error(e.Message);
result := RESULT_OK;
end; end;
except on e : Exception do
begin
result := RESULT_ERROR;
set_last_error(e.Message);
end;
end;
end; end;
@ -238,67 +215,46 @@ end;
function get_color(C: TClient; x, y: Integer; function get_color(C: TClient; x, y: Integer;
out color: Integer): Integer; cdecl; out color: Integer): Integer; cdecl;
begin begin
if not validate_client(C) then try
begin color := C.IOManager.GetColor(x, y);
exit(RESULT_ERROR); if color > -1 then
end; result := RESULT_OK
try else
begin result := RESULT_FALSE;
color := C.IOManager.GetColor(x, y); except on e : Exception do
if color > -1 then set_last_error(e.message);
result := RESULT_OK result := RESULT_ERROR;
else
result := RESULT_FALSE;
end; end;
except on e : Exception do
begin
set_last_error(e.message);
result := RESULT_ERROR;
end;
end;
end; end;
{ Find color on client C in area (x1,y1,x2,y2) and return coordinate (if any) in x, y }
function find_color(C: TClient; var x, y: Integer; function find_color(C: TClient; var x, y: Integer;
color, x1, y1, x2, y2: Integer): Integer; cdecl; color, x1, y1, x2, y2: Integer): Integer; cdecl;
begin begin
if not validate_client(C) then try
begin if C.MFinder.FindColor(x, y, color, x1, y1, x2, y2) then
exit(RESULT_ERROR); result := RESULT_OK
end; else
result := RESULT_FALSE;
try except on e : Exception do
if C.MFinder.FindColor(x, y, color, x1, y1, x2, y2) then set_last_error(e.Message);
result := RESULT_OK result := RESULT_ERROR;
else
result := RESULT_FALSE;
except on e : Exception do
begin
set_last_error(e.Message);
result := RESULT_ERROR;
end; end;
end;
end; end;
function find_color_tolerance(C: TClient; var x, y: Integer; color: Integer; function find_color_tolerance(C: TClient; var x, y: Integer; color: Integer;
tol, x1, y1, x2, y2: Integer): Integer; cdecl; tol, x1, y1, x2, y2: Integer): Integer; cdecl;
begin begin
if not validate_client(C) then try
begin if C.MFinder.FindColorTolerance(x, y, color, x1, y1, x2, y2, tol) then
exit(RESULT_ERROR); result := RESULT_OK
end; else
result := RESULT_FALSE;
try except on e : Exception do
if C.MFinder.FindColorTolerance(x, y, color, x1, y1, x2, y2, tol) then set_last_error(e.Message);
result := RESULT_OK result := RESULT_ERROR;
else
result := RESULT_FALSE;
except on e : Exception do
begin
set_last_error(e.Message);
result := RESULT_ERROR;
end; end;
end;
end; end;
function find_color_tolerance_optimised(C: TClient; var x, y: Integer; function find_color_tolerance_optimised(C: TClient; var x, y: Integer;
@ -306,22 +262,16 @@ function find_color_tolerance_optimised(C: TClient; var x, y: Integer;
x1, y1, x2, y2: Integer; x1, y1, x2, y2: Integer;
tol: Integer): Integer; cdecl; tol: Integer): Integer; cdecl;
begin begin
if not validate_client(C) then try
begin if C.MFinder.FindColorToleranceOptimised(x, y, col, x1, y1, x2, y2,
exit(RESULT_ERROR); tol) then
end; result := RESULT_OK
try else
if C.MFinder.FindColorToleranceOptimised(x, y, col, x1, y1, x2, y2, result := RESULT_FALSE;
tol) then except on e : Exception do
result := RESULT_OK set_last_error(e.message);
else result := RESULT_ERROR;
result := RESULT_FALSE;
except on e : Exception do
begin
set_last_error(e.message);
result := RESULT_ERROR;
end; end;
end;
end; end;
function find_colors(C: TClient; var ptr: PPoint; var len: Integer; function find_colors(C: TClient; var ptr: PPoint; var len: Integer;
@ -329,28 +279,23 @@ function find_colors(C: TClient; var ptr: PPoint; var len: Integer;
var var
TPA: TPointArray; TPA: TPointArray;
begin begin
if not validate_client(C) then setlength(TPA, 0);
begin try
exit(RESULT_ERROR); C.MFinder.FindColors(TPA, color, x1, y1, x2, y2);
end; except on e : Exception do
set_last_error(e.Message);
SetLength(TPA, 0); result := RESULT_ERROR;
try
C.MFinder.FindColors(TPA, color, x1, y1, x2, y2);
except on e : Exception do
begin
set_last_error(e.Message);
result := RESULT_ERROR;
end; end;
end;
len := Length(TPA); len := Length(TPA);
ptr := array_to_ptr(Pointer(@TPA[0]), len, sizeof(TPoint)); if len > 0 then
if len > 0 then result := RESULT_OK
result := RESULT_OK else
else setlength(tpa, 0);
result := RESULT_FALSE; exit(RESULT_FALSE);
setlength(tpa, 0);
ptr := array_to_ptr(Pointer(@TPA[0]), len, sizeof(TPoint));
setlength(tpa, 0);
end; end;
function find_colors_tolerance(C: TClient; var ptr: PPoint; var len: Integer; function find_colors_tolerance(C: TClient; var ptr: PPoint; var len: Integer;
@ -358,11 +303,6 @@ function find_colors_tolerance(C: TClient; var ptr: PPoint; var len: Integer;
var var
TPA: TPointArray; TPA: TPointArray;
begin begin
if not validate_client(C) then
begin
exit(RESULT_ERROR);
end;
try try
C.MFinder.FindColorsTolerance(TPA, color, x1, y1, x2, y2, tol); C.MFinder.FindColorsTolerance(TPA, color, x1, y1, x2, y2, tol);
except on e : Exception do except on e : Exception do
@ -373,11 +313,13 @@ begin
end; end;
len := Length(TPA); len := Length(TPA);
ptr := array_to_ptr(Pointer(@TPA[0]), len, sizeof(TPoint));
if len > 0 then if len > 0 then
result := RESULT_OK result := RESULT_OK
else else
result := RESULT_FALSE; setlength(tpa, 0);
exit(RESULT_FALSE);
ptr := array_to_ptr(Pointer(@TPA[0]), len, sizeof(TPoint));
setlength(TPA, 0); setlength(TPA, 0);
end; end;
@ -388,10 +330,6 @@ function find_colors_tolerance_optimised(C: TClient; var ptr: PPoint;
var var
TPA: TPointArray; TPA: TPointArray;
begin begin
if not validate_client(C) then
begin
exit(RESULT_ERROR);
end;
try try
C.MFinder.FindColorsToleranceOptimised(TPA, col, x1, y1, x2, y2, tol); C.MFinder.FindColorsToleranceOptimised(TPA, col, x1, y1, x2, y2, tol);
except on e : Exception do except on e : Exception do
@ -402,19 +340,18 @@ begin
end; end;
len := Length(TPA); len := Length(TPA);
ptr := array_to_ptr(Pointer(@TPA[0]), len, sizeof(TPoint));
if len > 0 then if len > 0 then
result := RESULT_OK result := RESULT_OK
else else
result := RESULT_FALSE; setlength(tpa, 0);
exit(RESULT_FALSE);
ptr := array_to_ptr(Pointer(@TPA[0]), len, sizeof(TPoint));
setlength(TPA, 0);
end; end;
function similar_colors(C: TClient; col1, col2, tol: Integer): Integer; cdecl; function similar_colors(C: TClient; col1, col2, tol: Integer): Integer; cdecl;
begin begin
if not validate_client(C) then
begin
exit(RESULT_ERROR);
end;
if C.MFinder.SimilarColors(col1, col2, tol) then if C.MFinder.SimilarColors(col1, col2, tol) then
result := RESULT_OK result := RESULT_OK
else else
@ -424,10 +361,6 @@ end;
function count_color(C: TClient; out count: Integer; function count_color(C: TClient; out count: Integer;
Color, xs, ys, xe, ye: Integer): Integer; cdecl; Color, xs, ys, xe, ye: Integer): Integer; cdecl;
begin begin
if not validate_client(C) then
begin
exit(RESULT_ERROR);
end;
try try
begin begin
count := C.MFinder.CountColor(Color, xs, ys, xe, ye); count := C.MFinder.CountColor(Color, xs, ys, xe, ye);
@ -447,10 +380,6 @@ end;
function count_color_tolerance(C: TClient; out count: Integer; col: Integer; function count_color_tolerance(C: TClient; out count: Integer; col: Integer;
xs, ys, xe, ye, tol: Integer): Integer; cdecl; xs, ys, xe, ye, tol: Integer): Integer; cdecl;
begin begin
if not validate_client(C) then
begin
exit(RESULT_ERROR);
end;
try try
count := C.MFinder.CountColorTolerance(col, xs, ys, xe, ye, tol); count := C.MFinder.CountColorTolerance(col, xs, ys, xe, ye, tol);
except on e : Exception do except on e : Exception do
@ -468,10 +397,6 @@ end;
function find_color_spiral(C: TClient; var x, y: Integer; function find_color_spiral(C: TClient; var x, y: Integer;
col, xs, ys, xe, ye: Integer): Integer; cdecl; col, xs, ys, xe, ye: Integer): Integer; cdecl;
begin begin
if not validate_client(C) then
begin
exit(RESULT_ERROR);
end;
try try
if C.MFinder.FindColorSpiral(x, y, col, xs, ys, xe, ye) then if C.MFinder.FindColorSpiral(x, y, col, xs, ys, xe, ye) then
result := RESULT_OK result := RESULT_OK
@ -489,10 +414,6 @@ function find_color_spiral_tolerance(C: TClient; var x, y: Integer;
col, xs, ys, xe, ye: Integer; col, xs, ys, xe, ye: Integer;
tol: Integer): Integer; cdecl; tol: Integer): Integer; cdecl;
begin begin
if not validate_client(C) then
begin
exit(RESULT_ERROR);
end;
try try
if C.MFinder.FindColorSpiralTolerance(x, y, col, xs, ys, xe, ye, tol) then if C.MFinder.FindColorSpiralTolerance(x, y, col, xs, ys, xe, ye, tol) then
result := RESULT_OK result := RESULT_OK
@ -509,10 +430,6 @@ end;
function find_colored_area(C: TClient; var x, y: Integer; function find_colored_area(C: TClient; var x, y: Integer;
col, xs, ys, xe, ye, minA: Integer): Integer; cdecl; col, xs, ys, xe, ye, minA: Integer): Integer; cdecl;
begin begin
if not validate_client(C) then
begin
exit(RESULT_ERROR);
end;
try try
if C.MFinder.FindColoredArea(x, y, col, xs, ys, xe, ye, minA) then if C.MFinder.FindColoredArea(x, y, col, xs, ys, xe, ye, minA) then
result := RESULT_OK result := RESULT_OK
@ -530,10 +447,6 @@ function find_colored_area_tolerance(C: TClient; var x, y: Integer;
col, xs, ys, xe, ye, minA: Integer; col, xs, ys, xe, ye, minA: Integer;
tol: Integer): Integer; cdecl; tol: Integer): Integer; cdecl;
begin begin
if not validate_client(C) then
begin
exit(RESULT_ERROR);
end;
try try
if C.MFinder.FindColoredAreaTolerance(x, y, col, if C.MFinder.FindColoredAreaTolerance(x, y, col,
xs, ys, xe, ye, minA, tol) then xs, ys, xe, ye, minA, tol) then
@ -550,10 +463,6 @@ end;
function set_tolerance_speed(C: TClient; nCTS: Integer): Integer; cdecl; function set_tolerance_speed(C: TClient; nCTS: Integer): Integer; cdecl;
begin begin
if not validate_client(C) then
begin
exit(RESULT_ERROR);
end;
try try
begin begin
C.MFinder.SetToleranceSpeed(nCTS); C.MFinder.SetToleranceSpeed(nCTS);
@ -569,21 +478,21 @@ end;
function get_tolerance_speed(C: TClient; out cts: Integer): Integer; cdecl; function get_tolerance_speed(C: TClient; out cts: Integer): Integer; cdecl;
begin begin
if not validate_client(C) then try
begin begin
exit(RESULT_ERROR); cts := C.MFinder.GetToleranceSpeed;
end; result := RESULT_OK;
cts := C.MFinder.GetToleranceSpeed; end
result := RESULT_OK; except on e: Exception do
begin
set_last_error(e.message);
result := RESULT_ERROR;
end;
end; end;
function set_tolerance_speed_2_modifiers(C: TClient; function set_tolerance_speed_2_modifiers(C: TClient;
nHue, nSat: Extended): Integer; cdecl; nHue, nSat: Extended): Integer; cdecl;
begin begin
if not validate_client(C) then
begin
exit(RESULT_ERROR);
end;
try try
begin begin
C.MFinder.SetToleranceSpeed2Modifiers(nHue, nSat); C.MFinder.SetToleranceSpeed2Modifiers(nHue, nSat);
@ -602,14 +511,18 @@ function get_tolerance_speed_2_modifiers(C: TClient; out hueMod: Extended;
var var
h, s: Extended; h, s: Extended;
begin begin
if not validate_client(C) then try:
begin begin
exit(RESULT_ERROR); C.MFinder.GetToleranceSpeed2Modifiers(h, s);
end; hueMod := h;
C.MFinder.GetToleranceSpeed2Modifiers(h, s); satMod := s;
hueMod := h; result := RESULT_OK;
satMod := s; end;
result := RESULT_OK; except on e : Exception do
begin
set_last_error(e.message);
result := RESULT_ERROR;
end;
end; end;
{ DTM } { DTM }
@ -636,11 +549,6 @@ end;
{ Delete a MDTM. Don't delete it if it is managed! use remove_dtm instead } { Delete a MDTM. Don't delete it if it is managed! use remove_dtm instead }
function delete_dtm(C: TClient; DTM: TMDTM): integer; cdecl; function delete_dtm(C: TClient; DTM: TMDTM): integer; cdecl;
begin begin
if not validate_client(C) then
begin
exit(RESULT_ERROR);
end;
if not assigned(DTM) then if not assigned(DTM) then
begin begin
set_last_error('DTM is NULL'); set_last_error('DTM is NULL');
@ -655,28 +563,26 @@ end;
{ Add a previously created DTM to the DTM Manager } { Add a previously created DTM to the DTM Manager }
function add_dtm(C: TClient; DTM: TMDTM; var index: integer): integer; cdecl; function add_dtm(C: TClient; DTM: TMDTM; var index: integer): integer; cdecl;
begin begin
if not validate_client(C) then
begin
exit(RESULT_ERROR);
end;
if not assigned(DTM) then if not assigned(DTM) then
begin begin
set_last_error('DTM is NULL'); set_last_error('DTM is NULL');
exit(RESULT_ERROR); exit(RESULT_ERROR);
end; end;
index := C.MDTMs.AddDTM(DTM); try:
begin
index := C.MDTMs.AddDTM(DTM);
exit(RESULT_OK);
end;
except on e : Exception do
begin
exit(RESULT_ERROR);
end;
end; end;
{ Remove a previously added DTM from the DTM manager. This also frees the DTM } { Remove a previously added DTM from the DTM manager. This also frees the DTM }
function remove_dtm(C: TClient; DTMi: integer): integer; cdecl; function remove_dtm(C: TClient; DTMi: integer): integer; cdecl;
begin begin
if not validate_client(C) then
begin
exit(RESULT_ERROR);
end;
C.MDTMs.FreeDTM(DTMi); C.MDTMs.FreeDTM(DTMi);
end; end;
@ -685,11 +591,6 @@ function find_dtm(C: TClient; DTMi: integer; var x, y: integer; x1, y1, x2, y2:
var var
res: boolean; res: boolean;
begin begin
if not validate_client(C) then
begin
exit(RESULT_ERROR);
end;
try try
res := C.MFinder.FindDTM(C.MDTMs.DTM[DTMi], x, y, x1, y1, x2, y2); res := C.MFinder.FindDTM(C.MDTMs.DTM[DTMi], x, y, x1, y1, x2, y2);
except on e : Exception do except on e : Exception do
@ -705,13 +606,34 @@ begin
result := RESULT_FALSE; result := RESULT_FALSE;
end; end;
function set_array_target(C: TClient; Arr: PRGB32; Size: TPoint): integer; cdecl; { Find a DTM given DTM index i, client C in area x1,y1,x2,y2. Return coord at x, y. }
function find_dtms(C: TClient; DTMi: integer; ptr: PPoint; x1, y1, x2, y2: integer): integer; cdecl;
var
res: boolean;
TPA: TPointArray;
begin begin
if not validate_client(C) then try
begin res := C.MFinder.FindDTMs(C.MDTMs.DTM[DTMi], TPA, x1, y1, x2, y2);
exit(RESULT_ERROR); except on e : Exception do
begin
result := RESULT_ERROR;
set_last_error(e.Message);
end;
end; end;
len := Length(TPA);
if len > 0 then
result := RESULT_OK
else
setlength(tpa, 0);
exit(RESULT_FALSE);
ptr := array_to_ptr(Pointer(@TPA[0]), len, sizeof(TPoint));
setlength(TPA, 0);
end;
function set_array_target(C: TClient; Arr: PRGB32; Size: TPoint): integer; cdecl;
begin
if not assigned(Arr) then if not assigned(Arr) then
begin begin
set_last_error('Arr is not assigned'); set_last_error('Arr is not assigned');