673 lines
17 KiB
ObjectPascal
673 lines
17 KiB
ObjectPascal
{
|
|
Flame screensaver Copyright (C) 2002 Ronald Hordijk
|
|
Apophysis Copyright (C) 2001-2004 Mark Townsend
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 2 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software
|
|
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
|
|
}
|
|
unit RenderMM;
|
|
|
|
interface
|
|
|
|
uses
|
|
Windows, Graphics,
|
|
Render, Controlpoint;
|
|
|
|
type
|
|
TOnProgress = procedure(prog: double) of object;
|
|
|
|
type
|
|
TColorMapColor = Record
|
|
Red : Int64;
|
|
Green: Int64;
|
|
Blue : Int64;
|
|
// Count: Integer;
|
|
end;
|
|
PColorMapColor = ^TColorMapColor;
|
|
TColorMapArray = array[0..255] of TColorMapColor;
|
|
|
|
TBucket = Record
|
|
Red : Int64;
|
|
Green: Int64;
|
|
Blue : Int64;
|
|
Count: Int64;
|
|
end;
|
|
PBucket = ^TBucket;
|
|
TBucketArray = array of TBucket;
|
|
|
|
type
|
|
TRendererMM64 = class(TBaseRenderer)
|
|
private
|
|
bm: TBitmap;
|
|
|
|
oversample: Integer;
|
|
filter_width: Integer;
|
|
filter: array of array of extended;
|
|
|
|
image_Width: Integer;
|
|
image_Height: Integer;
|
|
BucketWidth: Integer;
|
|
BucketHeight: Integer;
|
|
BucketSize: Integer;
|
|
gutter_width: Integer;
|
|
|
|
sample_density: extended;
|
|
|
|
Buckets: TBucketArray;
|
|
ColorMap: TColorMapArray;
|
|
|
|
bg: array[0..2] of extended;
|
|
vib_gam_n: Integer;
|
|
vibrancy: double;
|
|
gamma: double;
|
|
|
|
bounds: array[0..3] of extended;
|
|
size: array[0..1] of extended;
|
|
ppux, ppuy: extended;
|
|
nrSlices: int64;
|
|
Slice: int64;
|
|
|
|
procedure CreateFilter;
|
|
procedure NormalizeFilter;
|
|
|
|
procedure InitValues;
|
|
procedure InitBuffers;
|
|
procedure InitBitmap(w: Integer = 0; h: Integer = 0);
|
|
procedure ClearBuffers;
|
|
procedure ClearBuckets;
|
|
procedure CreateColorMap;
|
|
procedure CreateCamera;
|
|
|
|
procedure AddPointsToBuckets(const points: TPointsArray); overload;
|
|
procedure AddPointsToBucketsAngle(const points: TPointsArray); overload;
|
|
|
|
procedure SetPixels;
|
|
procedure CreateBMFromBuckets(YOffset: Integer = 0);
|
|
|
|
protected
|
|
function GetSlice: integer; override;
|
|
function GetNrSlices: integer; override;
|
|
|
|
public
|
|
constructor Create; override;
|
|
destructor Destroy; override;
|
|
|
|
function GetImage: TBitmap; override;
|
|
|
|
procedure Render; override;
|
|
|
|
end;
|
|
|
|
implementation
|
|
|
|
uses
|
|
Math, Sysutils;
|
|
|
|
{ TRendererMM64 }
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
procedure TRendererMM64.ClearBuckets;
|
|
var
|
|
i: integer;
|
|
begin
|
|
for i := 0 to BucketSize - 1 do begin
|
|
buckets[i].Red := 0;
|
|
buckets[i].Green := 0;
|
|
buckets[i].Blue := 0;
|
|
buckets[i].Count := 0;
|
|
end;
|
|
end;
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
procedure TRendererMM64.ClearBuffers;
|
|
begin
|
|
ClearBuckets;
|
|
end;
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
procedure TRendererMM64.CreateCamera;
|
|
var
|
|
scale: double;
|
|
t0, t1: double;
|
|
corner0, corner1: double;
|
|
shift: Integer;
|
|
begin
|
|
scale := power(2, fcp.zoom);
|
|
sample_density := fcp.sample_density * scale * scale;
|
|
ppux := fcp.pixels_per_unit * scale;
|
|
ppuy := fcp.pixels_per_unit * scale;
|
|
// todo field stuff
|
|
shift := 0;
|
|
t0 := gutter_width / (oversample * ppux);
|
|
t1 := gutter_width / (oversample * ppuy);
|
|
corner0 := fcp.center[0] - image_width / ppux / 2.0;
|
|
corner1 := fcp.center[1] - image_height / ppuy / 2.0;
|
|
bounds[0] := corner0 - t0;
|
|
bounds[1] := corner1 - t1 + shift;
|
|
bounds[2] := corner0 + image_width / ppux + t0;
|
|
bounds[3] := corner1 + image_height / ppuy + t1; //+ shift;
|
|
if abs(bounds[2] - bounds[0]) > 0.01 then
|
|
size[0] := 1.0 / (bounds[2] - bounds[0])
|
|
else
|
|
size[0] := 1;
|
|
if abs(bounds[3] - bounds[1]) > 0.01 then
|
|
size[1] := 1.0 / (bounds[3] - bounds[1])
|
|
else
|
|
size[1] := 1;
|
|
end;
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
procedure TRendererMM64.CreateColorMap;
|
|
var
|
|
i: integer;
|
|
begin
|
|
for i := 0 to 255 do begin
|
|
ColorMap[i].Red := (fcp.CMap[i][0] * fcp.white_level) div 256;
|
|
ColorMap[i].Green := (fcp.CMap[i][1] * fcp.white_level) div 256;
|
|
ColorMap[i].Blue := (fcp.CMap[i][2] * fcp.white_level) div 256;
|
|
// cmap[i][3] := fcp.white_level;
|
|
end;
|
|
end;
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
procedure TRendererMM64.CreateFilter;
|
|
var
|
|
i, j: integer;
|
|
fw: integer;
|
|
adjust: double;
|
|
ii, jj: double;
|
|
begin
|
|
oversample := fcp.spatial_oversample;
|
|
fw := Trunc(2.0 * FILTER_CUTOFF * oversample * fcp.spatial_filter_radius);
|
|
filter_width := fw + 1;
|
|
|
|
// make sure it has same parity as oversample
|
|
if odd(filter_width + oversample) then
|
|
inc(filter_width);
|
|
|
|
if (fw > 0.0) then
|
|
adjust := (1.0 * FILTER_CUTOFF * filter_width) / fw
|
|
else
|
|
adjust := 1.0;
|
|
|
|
setLength(filter, filter_width, filter_width);
|
|
for i := 0 to filter_width - 1 do begin
|
|
for j := 0 to filter_width - 1 do begin
|
|
ii := ((2.0 * i + 1.0)/ filter_width - 1.0) * adjust;
|
|
jj := ((2.0 * j + 1.0)/ filter_width - 1.0) * adjust;
|
|
|
|
filter[i, j] := exp(-2.0 * (ii * ii + jj * jj));
|
|
end;
|
|
end;
|
|
|
|
Normalizefilter;
|
|
end;
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
destructor TRendererMM64.Destroy;
|
|
begin
|
|
if assigned(bm) then
|
|
bm.Free;
|
|
|
|
inherited;
|
|
end;
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
function TRendererMM64.GetImage: TBitmap;
|
|
begin
|
|
Result := bm;
|
|
end;
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
procedure TRendererMM64.InitBuffers;
|
|
begin
|
|
gutter_width := (filter_width - oversample) div 2;
|
|
BucketHeight := oversample * image_height + 2 * gutter_width;
|
|
Bucketwidth := oversample * image_width + 2 * gutter_width;
|
|
BucketSize := BucketWidth * BucketHeight;
|
|
|
|
if high(buckets) <> (BucketSize - 1) then begin
|
|
SetLength(buckets, BucketSize);
|
|
end;
|
|
end;
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
procedure TRendererMM64.InitValues;
|
|
begin
|
|
image_height := fcp.Height;
|
|
image_Width := fcp.Width;
|
|
|
|
CreateFilter;
|
|
CreateCamera;
|
|
|
|
InitBuffers;
|
|
|
|
CreateColorMap;
|
|
|
|
vibrancy := 0;
|
|
gamma := 0;
|
|
vib_gam_n := 0;
|
|
bg[0] := 0;
|
|
bg[1] := 0;
|
|
bg[2] := 0;
|
|
end;
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
procedure TRendererMM64.NormalizeFilter;
|
|
var
|
|
i, j: integer;
|
|
t: double;
|
|
begin
|
|
t := 0;
|
|
for i := 0 to filter_width - 1 do
|
|
for j := 0 to filter_width - 1 do
|
|
t := t + filter[i, j];
|
|
|
|
for i := 0 to filter_width - 1 do
|
|
for j := 0 to filter_width - 1 do
|
|
filter[i, j] := filter[i, j] / t;
|
|
end;
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
procedure TRendererMM64.AddPointsToBuckets(const points: TPointsArray);
|
|
var
|
|
i: integer;
|
|
px, py: double;
|
|
bws, bhs: double;
|
|
bx, by: double;
|
|
wx, wy: double;
|
|
// R: double;
|
|
// V1, v2, v3: integer;
|
|
Bucket: PBucket;
|
|
MapColor: PColorMapColor;
|
|
begin
|
|
bws := (BucketWidth - 0.5) * size[0];
|
|
bhs := (BucketHeight - 0.5) * size[1];
|
|
bx := bounds[0];
|
|
by := bounds[1];
|
|
wx := bounds[2] - bounds[0];
|
|
wy := bounds[3] - bounds[1];
|
|
|
|
for i := SUB_BATCH_SIZE - 1 downto 0 do begin
|
|
if FStop then
|
|
Exit;
|
|
|
|
px := points[i].x - bx;
|
|
py := points[i].y - by;
|
|
|
|
if ((px < 0) or (px > wx) or
|
|
(py < 0) or (py > wy)) then
|
|
continue;
|
|
|
|
MapColor := @ColorMap[Round(points[i].c * 255)];
|
|
Bucket := @buckets[Round(bws * px) + Round(bhs * py) * BucketWidth];
|
|
|
|
Inc(Bucket.Red, MapColor.Red);
|
|
Inc(Bucket.Green, MapColor.Green);
|
|
Inc(Bucket.Blue, MapColor.Blue);
|
|
Inc(Bucket.Count);
|
|
end;
|
|
end;
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
procedure TRendererMM64.AddPointsToBucketsAngle(const points: TPointsArray);
|
|
var
|
|
i: integer;
|
|
px, py: double;
|
|
ca,sa: double;
|
|
nx, ny: double;
|
|
bws, bhs: double;
|
|
bx, by: double;
|
|
wx, wy: double;
|
|
// R: double;
|
|
// V1, v2, v3: integer;
|
|
Bucket: PBucket;
|
|
MapColor: PColorMapColor;
|
|
begin
|
|
|
|
bws := (BucketWidth - 0.5) * size[0];
|
|
bhs := (BucketHeight - 0.5) * size[1];
|
|
bx := bounds[0];
|
|
by := bounds[1];
|
|
wx := bounds[2] - bounds[0];
|
|
wy := bounds[3] - bounds[1];
|
|
|
|
ca := cos(FCP.FAngle);
|
|
sa := sin(FCP.FAngle);
|
|
|
|
for i := SUB_BATCH_SIZE - 1 downto 0 do begin
|
|
if FStop then
|
|
Exit;
|
|
|
|
px := points[i].x - FCP.Center[0];
|
|
py := points[i].y - FCP.Center[1];
|
|
|
|
nx := px * ca + py * sa;
|
|
ny := -px * sa + py * ca;
|
|
|
|
px := nx + FCP.Center[0] - bx;
|
|
py := ny + FCP.Center[1] - by;
|
|
|
|
if ((px < 0) or (px > wx) or
|
|
(py < 0) or (py > wy)) then
|
|
continue;
|
|
|
|
MapColor := @ColorMap[Round(points[i].c * 255)];
|
|
Bucket := @buckets[Round(bws * px) + Round(bhs * py) * BucketWidth];
|
|
|
|
Inc(Bucket.Red, MapColor.Red);
|
|
Inc(Bucket.Green, MapColor.Green);
|
|
Inc(Bucket.Blue, MapColor.Blue);
|
|
Inc(Bucket.Count);
|
|
end;
|
|
end;
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
procedure TRendererMM64.SetPixels;
|
|
var
|
|
i: integer;
|
|
nsamples: Int64;
|
|
nrbatches: Integer;
|
|
points: TPointsArray;
|
|
begin
|
|
SetLength(Points, SUB_BATCH_SIZE);
|
|
|
|
nsamples := Round(sample_density * bucketSize / (oversample * oversample));
|
|
nrbatches := Round(nsamples / (fcp.nbatches * SUB_BATCH_SIZE));
|
|
Randomize;
|
|
|
|
for i := 0 to nrbatches do begin
|
|
if FStop then
|
|
Exit;
|
|
|
|
if (i and $F = 0) then
|
|
Progress(i / nrbatches);
|
|
|
|
// generate points
|
|
case Compatibility of
|
|
0: fcp.iterate_Old(SUB_BATCH_SIZE, points);
|
|
1: fcp.iterateXYC(SUB_BATCH_SIZE, points);
|
|
end;
|
|
|
|
if FCP.FAngle = 0 then
|
|
AddPointsToBuckets(points)
|
|
else
|
|
AddPointsToBucketsAngle(points);
|
|
end;
|
|
|
|
Progress(1);
|
|
end;
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
procedure TRendererMM64.CreateBMFromBuckets(YOffset: Integer);
|
|
var
|
|
i, j: integer;
|
|
|
|
alpha: double;
|
|
// r,g,b: double;
|
|
ai, ri, gi, bi: Integer;
|
|
bgtot: Integer;
|
|
ls: double;
|
|
ii, jj: integer;
|
|
fp: array[0..3] of double;
|
|
Row: PLongintArray;
|
|
vib, notvib: Integer;
|
|
bgi: array[0..2] of Integer;
|
|
bucketpos: Integer;
|
|
filterValue: double;
|
|
filterpos: Integer;
|
|
lsa: array[0..1024] of double;
|
|
var
|
|
k1, k2: double;
|
|
area: double;
|
|
begin
|
|
if fcp.gamma = 0 then
|
|
gamma := fcp.gamma
|
|
else
|
|
gamma := 1 / fcp.gamma;
|
|
vib := round(fcp.vibrancy * 256.0);
|
|
notvib := 256 - vib;
|
|
|
|
bgi[0] := round(fcp.background[0]);
|
|
bgi[1] := round(fcp.background[1]);
|
|
bgi[2] := round(fcp.background[2]);
|
|
bgtot := RGB(bgi[2], bgi[1], bgi[0]);
|
|
|
|
k1 := (fcp.Contrast * BRIGHT_ADJUST * fcp.brightness * 268 * PREFILTER_WHITE) / 256.0;
|
|
area := image_width * image_height / (ppux * ppuy);
|
|
k2 := (oversample * oversample) / (fcp.Contrast * area * fcp.White_level * sample_density);
|
|
|
|
lsa[0] := 0;
|
|
for i := 1 to 1024 do begin
|
|
lsa[i] := (k1 * log10(1 + fcp.White_level * i * k2)) / (fcp.White_level * i);
|
|
end;
|
|
|
|
if filter_width > 1 then begin
|
|
for i := 0 to BucketWidth * BucketHeight - 1 do begin
|
|
if Buckets[i].count = 0 then
|
|
Continue;
|
|
|
|
ls := lsa[Min(1023, Buckets[i].Count)];
|
|
|
|
Buckets[i].Red := Round(Buckets[i].Red * ls);
|
|
Buckets[i].Green := Round(Buckets[i].Green * ls);
|
|
Buckets[i].Blue := Round(Buckets[i].Blue * ls);
|
|
Buckets[i].Count := Round(Buckets[i].Count * ls);
|
|
end;
|
|
end;
|
|
|
|
ls := 0;
|
|
ai := 0;
|
|
bucketpos := 0;
|
|
for i := 0 to Image_Height - 1 do begin
|
|
if FStop then
|
|
Break;
|
|
|
|
Progress(i / Image_Height);
|
|
|
|
Row := PLongintArray(bm.scanline[YOffset + i]);
|
|
for j := 0 to Image_Width - 1 do begin
|
|
if filter_width > 1 then begin
|
|
fp[0] := 0;
|
|
fp[1] := 0;
|
|
fp[2] := 0;
|
|
fp[3] := 0;
|
|
|
|
for ii := 0 to filter_width - 1 do begin
|
|
for jj := 0 to filter_width - 1 do begin
|
|
filterValue := filter[ii, jj];
|
|
filterpos := bucketpos + ii * BucketWidth + jj;
|
|
|
|
fp[0] := fp[0] + filterValue * Buckets[filterpos].Red;
|
|
fp[1] := fp[1] + filterValue * Buckets[filterpos].Green;
|
|
fp[2] := fp[2] + filterValue * Buckets[filterpos].Blue;
|
|
fp[3] := fp[3] + filterValue * Buckets[filterpos].Count;
|
|
end;
|
|
end;
|
|
|
|
fp[0] := fp[0] / PREFILTER_WHITE;
|
|
fp[1] := fp[1] / PREFILTER_WHITE;
|
|
fp[2] := fp[2] / PREFILTER_WHITE;
|
|
fp[3] := fcp.white_level * fp[3] / PREFILTER_WHITE;
|
|
end else begin
|
|
ls := lsa[Min(1023, Buckets[bucketpos].count)] / PREFILTER_WHITE;
|
|
|
|
fp[0] := ls * Buckets[bucketpos].Red;
|
|
fp[1] := ls * Buckets[bucketpos].Green;
|
|
fp[2] := ls * Buckets[bucketpos].Blue;
|
|
fp[3] := ls * Buckets[bucketpos].Count * fcp.white_level;
|
|
end;
|
|
|
|
Inc(bucketpos, oversample);
|
|
|
|
if (fp[3] > 0.0) then begin
|
|
alpha := power(fp[3], gamma);
|
|
ls := vib * alpha / fp[3];
|
|
ai := round(alpha * 256);
|
|
if (ai < 0) then
|
|
ai := 0
|
|
else if (ai > 256) then
|
|
ai := 256;
|
|
ai := 256 - ai;
|
|
end else begin
|
|
// no intensity so simply set the BG;
|
|
Row[j] := bgtot;
|
|
continue;
|
|
end;
|
|
|
|
if (notvib > 0) then
|
|
ri := Round(ls * fp[0] + notvib * power(fp[0], gamma))
|
|
else
|
|
ri := Round(ls * fp[0]);
|
|
ri := ri + (ai * bgi[0]) shr 8;
|
|
if (ri < 0) then
|
|
ri := 0
|
|
else if (ri > 255) then
|
|
ri := 255;
|
|
|
|
if (notvib > 0) then
|
|
gi := Round(ls * fp[1] + notvib * power(fp[1], gamma))
|
|
else
|
|
gi := Round(ls * fp[1]);
|
|
gi := gi + (ai * bgi[1]) shr 8;
|
|
if (gi < 0) then
|
|
gi := 0
|
|
else if (gi > 255) then
|
|
gi := 255;
|
|
|
|
if (notvib > 0) then
|
|
bi := Round(ls * fp[2] + notvib * power(fp[2], gamma))
|
|
else
|
|
bi := Round(ls * fp[2]);
|
|
bi := bi + (ai * bgi[2]) shr 8;
|
|
if (bi < 0) then
|
|
bi := 0
|
|
else if (bi > 255) then
|
|
bi := 255;
|
|
|
|
Row[j] := RGB(bi, gi, ri);
|
|
end;
|
|
|
|
Inc(bucketpos, 2 * gutter_width);
|
|
Inc(bucketpos, (oversample - 1) * BucketWidth);
|
|
end;
|
|
|
|
Progress(1);
|
|
end;
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
procedure TRendererMM64.InitBitmap(w, h: Integer);
|
|
begin
|
|
if not Assigned(bm) then
|
|
bm := TBitmap.Create;
|
|
|
|
bm.PixelFormat := pf32bit;
|
|
|
|
if (w <> 0) and (h <> 0) then begin
|
|
bm.Width := w;
|
|
bm.Height := h;
|
|
end else begin
|
|
bm.Width := image_Width;
|
|
bm.Height := image_Height;
|
|
end;
|
|
end;
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
constructor TRendererMM64.Create;
|
|
begin
|
|
inherited Create;
|
|
end;
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
procedure TRendererMM64.Render;
|
|
const
|
|
Dividers: array[0..15] of integer = (1, 2, 3, 4, 5, 6, 7, 8, 10, 16, 20, 32, 64, 128, 256, 512);
|
|
var
|
|
ApproxMemory, MaxMemory: int64;
|
|
i: integer;
|
|
zoom_scale, center_base, center_y: double;
|
|
begin
|
|
FStop := False;
|
|
|
|
image_height := fcp.Height;
|
|
image_Width := fcp.Width;
|
|
oversample := fcp.spatial_oversample;
|
|
|
|
// entered memory - imagesize
|
|
MaxMemory := FMaxMem * 1024 * 1024 - 4 * image_height * image_width;
|
|
|
|
ApproxMemory := 32 * oversample * oversample * image_height * image_width;
|
|
|
|
if (MaxMemory < 0) then
|
|
Exit;
|
|
|
|
nrSlices := 1 + ApproxMemory div MaxMemory;
|
|
|
|
if nrSlices > Dividers[High(Dividers)] then begin
|
|
for i := High(Dividers) downto 0 do begin
|
|
if image_height <> (image_height div dividers[i]) * dividers[i] then begin
|
|
nrSlices := dividers[i];
|
|
break;
|
|
end;
|
|
end;
|
|
end else begin
|
|
for i := 0 to High(Dividers) do begin
|
|
if image_height <> (image_height div dividers[i]) * dividers[i] then
|
|
continue;
|
|
if nrslices <= dividers[i] then begin
|
|
nrSlices := dividers[i];
|
|
break;
|
|
end;
|
|
end;
|
|
end;
|
|
|
|
fcp.sample_density := fcp.sample_density * nrslices;
|
|
fcp.height := fcp.height div nrslices;
|
|
center_y := fcp.center[1];
|
|
zoom_scale := power(2.0, fcp.zoom);
|
|
center_base := center_y - ((nrslices - 1) * fcp.height) / (2 * fcp.pixels_per_unit * zoom_scale);
|
|
|
|
InitValues;
|
|
InitBitmap(fcp.Width, NrSlices * fcp.Height);
|
|
|
|
for i := 0 to NrSlices - 1 do begin
|
|
Slice := i;
|
|
fcp.center[1] := center_base + fcp.height * slice / (fcp.pixels_per_unit * zoom_scale);
|
|
CreateCamera;
|
|
ClearBuffers;
|
|
SetPixels;
|
|
CreateBMFromBuckets(Slice * fcp.height);
|
|
end;
|
|
bm.PixelFormat := pf24bit;
|
|
|
|
fcp.sample_density := fcp.sample_density / nrslices;
|
|
fcp.height := fcp.height * nrslices;
|
|
end;
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
function TRendererMM64.GetSlice: integer;
|
|
begin
|
|
Result := Slice;
|
|
end;
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
function TRendererMM64.GetNrSlices: integer;
|
|
begin
|
|
Result := NrSlices;
|
|
end;
|
|
|
|
///////////////////////////////////////////////////////////////////////////////
|
|
end.
|
|
|