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Created camera record

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This commit is contained in:
neauoire 2020-05-16 10:27:37 +09:00
parent 37feadd9dc
commit c4d46b9cee
2 changed files with 13 additions and 14 deletions
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23
units/Graf3DScene/Graf3DScene.pas
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@ -25,8 +25,8 @@ interface
Shape3D = record
origin: Point3D;
verticesLength:Integer;
edgesLength:Integer;
verticesLength: Integer;
edgesLength: Integer;
facesLength: Integer;
vertices: array[1..LIMIT_VERTICES] of Point3D;
edges: array[1..LIMIT_EDGES] of Edge3D;
@ -42,13 +42,16 @@ interface
Scene3DPtr = ^Scene3D;
Camera3D = record
pitch, yaw, roll: Longint;
end;
var
drawingRect: Rect; {A window Size}
viewWidth, viewHeight, padLeft, padTop: Integer;
myPort: GrafPort;
myPort3D: Port3D;
pa, pb: Point3D;
hangle, vangle: Longint;
camera: Camera3D;
{cursor}
cursor, prev: Point;
isDown: Boolean;
@ -245,19 +248,15 @@ implementation
LookAt(Long2Fix(-viewWidth), Long2Fix(viewheight), Long2Fix(viewWidth), Long2Fix(-viewHeight));
ViewAngle(Long2Fix(50));
Identity;
Yaw(Long2Fix(hangle));
Pitch(Long2Fix(vangle)); { roll and pitch the plane }
Yaw(Long2Fix(camera.yaw));
Pitch(Long2Fix(camera.pitch));
DrawScene3D(scene);
end;
procedure WhenDownChanged;
var
hoff, voff: Integer;
begin
hoff := prev.h - cursor.h;
hangle := hangle + hoff;
voff := prev.v - cursor.v;
vangle := vangle + voff;
camera.yaw := camera.yaw + prev.h - cursor.h;
camera.pitch := camera.pitch + prev.v - cursor.v;
Redraw;
GetMouse(prev);
end;

4
units/Graf3DScene/examples/primitives.pas
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@ -1,7 +1,7 @@
program ExampleScene;
program ScenePrimitives;
uses
FixMath, Graf3D, Graf3DScene, Graf3DPrimitives, Graf3DStructures;
FixMath, Graf3D, Graf3DScene, Graf3DPrimitives;
var
tri1, rec1, cir1: Shape3D; {2d}