163 lines
4.1 KiB
ObjectPascal
163 lines
4.1 KiB
ObjectPascal
{
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Flame screensaver Copyright (C) 2002 Ronald Hordijk
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Apophysis Copyright (C) 2001-2004 Mark Townsend
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Apophysis Copyright (C) 2005-2006 Ronald Hordijk, Piotr Borys, Peter Sdobnov
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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}
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unit Render32MT;
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interface
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uses
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Windows, Forms, Classes, Graphics,
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Render, RenderMT, ControlPoint, ImageMaker, RenderTypes;
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type
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TRenderer32MT = class(TBaseMTRenderer)
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protected
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Buckets: TBucket32Array;
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function GetBits: integer; override;
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function GetBucketsPtr: pointer; override;
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procedure AllocateBuckets; override;
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procedure ClearBuckets; override;
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public
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procedure AddPointsToBuckets(const points: TPointsArray); override;
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procedure AddPointsToBucketsAngle(const points: TPointsArray); override;
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end;
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// ----------------------------------------------------------------------------
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type
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TRenderer32MT_MM = class(TRenderer32MT)
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protected
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procedure CalcBufferSize; override;
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public
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procedure Render; override;
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end;
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implementation
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uses
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Math, Sysutils;
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{ TRenderer32MT }
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///////////////////////////////////////////////////////////////////////////////
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function TRenderer32MT.GetBits: integer;
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begin
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Result := BITS_32;
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end;
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function TRenderer32MT.GetBucketsPtr: pointer;
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begin
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Result := Buckets;
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end;
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procedure TRenderer32MT.AllocateBuckets;
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begin
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SetLength(buckets, BucketHeight, BucketWidth);
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end;
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///////////////////////////////////////////////////////////////////////////////
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procedure TRenderer32MT.ClearBuckets;
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var
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i, j: integer;
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begin
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for j := 0 to BucketHeight - 1 do
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for i := 0 to BucketWidth - 1 do
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with buckets[j][i] do begin
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Red := 0;
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Green := 0;
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Blue := 0;
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Count := 0;
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end;
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end;
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///////////////////////////////////////////////////////////////////////////////
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procedure TRenderer32MT.AddPointsToBuckets(const points: TPointsArray);
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var
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i: integer;
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px, py: double;
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Bucket: PBucket32;
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MapColor: PColorMapColor;
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begin
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for i := SUB_BATCH_SIZE - 1 downto 0 do begin
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// if FStop then Exit;
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px := points[i].x - camX0;
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if (px < 0) or (px > camW) then continue;
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py := points[i].y - camY0;
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if (py < 0) or (py > camH) then continue;
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Bucket := @buckets[Round(bhs * py)][Round(bws * px)];
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MapColor := @ColorMap[Round(points[i].c * 255)];
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Inc(Bucket.Red, MapColor.Red);
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Inc(Bucket.Green, MapColor.Green);
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Inc(Bucket.Blue, MapColor.Blue);
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Inc(Bucket.Count);
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end;
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end;
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///////////////////////////////////////////////////////////////////////////////
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procedure TRenderer32MT.AddPointsToBucketsAngle(const points: TPointsArray);
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var
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i: integer;
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px, py: double;
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Bucket: PBucket32;
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MapColor: PColorMapColor;
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begin
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for i := SUB_BATCH_SIZE - 1 downto 0 do begin
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// if FStop then Exit;
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px := points[i].x * cosa + points[i].y * sina + rcX;
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if (px < 0) or (px > camW) then continue;
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py := points[i].y * cosa - points[i].x * sina + rcY;
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if (py < 0) or (py > camH) then continue;
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Bucket := @buckets[Round(bhs * py)][Round(bws * px)];
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MapColor := @ColorMap[Round(points[i].c * 255)];
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Inc(Bucket.Red, MapColor.Red);
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Inc(Bucket.Green, MapColor.Green);
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Inc(Bucket.Blue, MapColor.Blue);
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Inc(Bucket.Count);
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end;
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end;
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// -- { TRenderer32MT_MM } ----------------------------------------------------
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procedure TRenderer32MT_MM.CalcBufferSize;
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begin
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CalcBufferSizeMM;
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end;
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procedure TRenderer32MT_MM.Render;
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begin
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RenderMM;
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end;
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end.
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