Gl Scener Us

GLScene

by Jat-Studio

2009

GLScene , Jat-Studio, 2009

. 1. 2. GLScene ? 3. GLScene 4. ? 5. ! 6. 3D

6.1. 6.2. 6.3. 6.4. () 6.5. OpenGL

7. 7.1. GLScene 7.2. GLScene PFX 7.3. GLScene Utils 7.4. GLScene Shaders

8. 8.1. 8.2. 8.3. 8.4. (Mesh) 8.5. , 8.6. 8.7. 8.8. HUD 8.9. GUI 8.10. 8.11. (Doodad object) 8.12.

9. (Runtime) 9.1.

10. : 3D 10.1. 10.2. 10.3. T3DTBlock 10.4.

11. 12.


. ,

GLScene. GLScene, . , . , . GLScene . GLScene , , , - .

, GLScene, . GLScene, , .

, . [ ].

Jat-Studio, , 2009. [email protected]


GLScene . , GLScene,

. , GLScene Delphi OpenGL. OpenGL API, Silicone Graphics. OpenGL , . GLScene OpenGL- . GLScene-, Delphi , , Windows. GLScene Kylix, () Linux. , . Mac.

GLScene (Mike Lischk) (OpenSource) (Programmers Community). (Eric Grange) . GLScene. GLScene http://www.sourceforge.net. , GLScene, .


GLScene . GLScene.

, GLScene.

. : http://glscene.sourceforge.net/download.htm

GLScene C:\library\GLScene : Delphi. Tools Environment Options Library.

Library path

GLScene.


. . GLScene.

GLScene *.dll*. Windows\system32.

GLScene.inc Source Delphi6.dpk


Delphi. Delphi .

. . File - Close All. GLScene Delphi6. Delphi

. File Open GLScene6.dpk.

(compile) (install) .

( ). , :


? . , , Delphi VCL

(Design time). Delphi- . , , . GLScene . . GLScene.

Delphi GLScene TGL

, , GLScene, Delphi, . , . . . parent child ( ). . TGLScene, , . GLScene . . . TGLScene, , . TGLScene.Objects.

GLScene : (Components) (Scene objects). . (object inspector). , . , (Scene editor). (rendering) . , . , , .

GLScene. TGLScene. . , , , . .


! . !.

!. , - . - .

, , GLScene: 1. Delphi. 2. GLScene GLScene1

GLScene. 3. GLSceneViewer GLSceneViewer1

GLScene. 4. alClient Align GLSceneViewer1

. 5. GLCadencer GLCadencer1

GLScene GLScene. 6. GLScene1 Scene GLCadencer1

. 7. GLScene1

(Scene Editor). 8. Cameras Add Camera. 9. GLCamera1 Position.X := 5, Position.Y := 5, Position.Z

:= 5 ; . 10. Scene objects Add object LightSource

. 11. GLLightSource1 Position.Z := 10

, . 12. Scene object Add object Basic Geometry

Cube . 13. GLCamera1 TargetObject := GLCube1

. 14. GLSceneViewer1 Camera := GLCamera1

, . 15. GLCube1 Object TreeView Progress

. 16. : GLCube1.TurnAngle := GLCube1.TurnAngle + deltaTime * 100;

Z. 17. F9 ! , .

GLScene, , , GLScene, , . GLScene . , , , , , OpenGL . , , .


. GLScene , -

. , . . , GLScene.

. X, Y Z.

( ) [0, 0, 0] 90 . . : - Y, - X Z. OpenGL : - Z, - X , , Y . , , OpenGL , , . ShowAxes := True . , , , . , TGLGraph TGLTerrainRenderer.

, . . Y. () Z.

() . GLScene () . () , , , () . , , .

. OpenGL (single) . ?

, 8 . . ( ). (). () , . . ? , 3.14 3.1415926535. Delphi . Delphi y , single, double extended. single 8 , 8 . . () 3.1415926 single. , , 1000? 3000.1415926, single. : 3000.1415.

, , single . , - , extended, . OpenGL, extended single.


,

GLScene. . - .

. , ,

, . GLScene . , , , . : Vector3f, Vector4f, AffineVector. [X, Y, Z]. W. , - () . GLScene overload, .

OpenGL , . : 4x4 . , . . , GLScene . VectorGeometry. . .

(). 3 ().

. , . . (face) (back), . , . . . (smoothing edges) . , . 0 1. U V . .

() , , ( ). . () , , , . () Z . Z Z . , () , , Z , Z ( ). , , , .

OpenGL. , .

OpenGL, GLScene, , , .


. ,

GLScene: GLScene, GLScene PFX, GLScene utils and GLScene shaders. GLScene

GLScene . , .

GLSceneViewer ,

. . , . (TGLCamera), GLSceneViewer (TGLScene). Buffer. .

GLFullScreenViewer GLSceneViewer, , ,

. (resolution) . , , 800x600 1024x768.

GLMemoryViewer Memory Viewer (canvas).

. . (TGLCube) .

GLMaterialLibrary Material Library .

. .

, GLScene. , , material. . material (Material Editor). .

: 1. Front properties .

(Diffuse) . . (Ambient) . (Specular) . (Emission)


. , (Diffuse). .

2. Back properties front properties , . , (culling) .

3. Texture .

disabled. - , , . (Back Front properties). , disabled . GLScene jpg, tga, bmp. uses jpeg tga . Texture Mode tmModulate. , , . : 2,4,8,16,32,64,128,256,512,1024 . . . , , 32x512. , , GLScene .

blending mode. , . (bmOpaque) . (bmTransparent) . , . (bmAdditive) .

, (GLMaterialLibrary). . , 100 100 . MaterialLibrary , . GLCube.Material.MaterialLibrary GLCube.Material.LibMaterialName , . ! MaterialLibrary Material.MaterialLibrary. !

: AddTextureMaterial. (). :

Texture.Disabled := False; Texture.Modulation := tmModulate;

GLCadencer , GLScene, ()

. . . . , . , , .


, . .

GLCadencer. . .

() Progress GLScene. GLScene onProgress, , () . onProgress.

Progress deltaTime. , . , , . 30 . deltaTime 0,033333. - deltaTime . , X 10 , : GLCube.Position.X := GLCube.Position.X + 10 * deltaTime.

Cadencer enabled. . . Cadencer (GLCadencer.Mode). cmASAP , , . cmIdle cmManual . Cadencer.minDeltaTime. , , , . . Cadencer.maxDeltaTime cadencer .

GLGuiLayout GUI (Grafical User Inteface) .

GUI , Delphi , , , , . GUI Manager GUI, .layout GUI Editor. , . 8.9 GUI Objects.

GLBitmapFont . TGLBitmapFont

TGLHUDText. , , . , . GLBitmapFont.Ranges , . range ASCII. GLBitmapFont , . GLHUDText . GLBitmapFont . . , I , M. , .


GLWindowsBitmapFont ,

Windows. Font, GLHUDText . TrueType . , .

GLStoredBitmapFont , -,

GLScene. . .glsf. Windows, . , . .glsf . GLWindowsBitmapFont GLStoredBitmapFont . .

GLScriptLibrary [ ]

GLSoundLibrary GLScene ,

. GLSoundLibrary GLMaterialLibrary, . GLSoundLibrary.Samples . mp3 wav . mp3 . . GLSoundLibrary GLSMWaveOut, GLSMBass GLSMFMod. (behavior) . , GLSoundLibrary. .

GLSMWaveOut [ ]

GLODEManager ODE (Open Dynamic Engine) .

. http://www.ode.org/. . ODE *.dll*. (ode.dll) , Windows/system32. ODE behavior, , . , , . ODE ODE behavior. ODE:

1. , .

. , . 2. ,

( - joints). , , .


. , , . , , , mesh- . , .

ODE Manager ode.dll . Step , . onProgress GLCadencer.

GLODEJointList ODE,

GLODEJointList. , , , , , , . . http://www.ode.org/.

GLSMBass Bass . bass.dll

Windows *.exe* . GLBass , GLSoundLibrary sound behavior .

GLSMFMOD , GLBass, fmod.dll. GLScenePFX

. PFXManager

, , , . , . . Effects . (renderer).

GLCustomPFXManager [ ]

GLPolygonPFXManager ,

. . (inner) (outer) . . .

GLPointLightPFXManager [ ]

GLCustomSpritePFXManager [ ]


GLPerlinPFXManager PerlinPFX , .

.

GLFireFXManager , .

. (particle size) .

GLThorFXManager .

. . GLSceneUtils

AsyncTimer TTimer, Delphi.

GLScene. onTimer. onProgress GLCadencer. AsyncTimer GLCadencer. .

GLStaticImposterBuilder Imposter .

Imposters , , . , , , - , . . ( ), .

ImposterBuilder . , . . . , 0 15 24 , imposter 15 15 . RequestImposterFor .

HDS. Height Data Source

GLTerrainRenderer. (terrain) , . HDS .

GLBitmapHDS . BitmapHDS -

, . , ,


. - 16 . , - 8 . 16 , .

GLCustomHDS [ ]

GLHeightTileFileHDS HeightTileFileHDS *.htf*.

. , TileSize *.htf*. TileSize , *.htf*.

GLBumpmapHDS [ ]

GLPerlinHDS [ ]

CollisionManager [ ]

GLAnimationController GLAnimationController TGLActor. ,

. *.md2* (Quake) *.smd* (Valve). . , .

Joystick [ ]

ScreenSaver ,

Windows.

AVIRecorder *.avi*.

GLTimeEventsMGR [ ]

GLVfsPAK [ ]

GLNavigator [ ]

GLUserInterface [ ]


GLFPSMovementManager [ ]

GLMaterialScripter [ ]

GLDCEManager [ ]

ApplicationFileIO [ ] GLSceneShaders

. .

.

GLTexCombineShader [ ]

GLMultiMaterialShader [ ]

GLUserShader [ ]

GLOutLineShader [ ]

GLHiddenLineShader [ ]

GLCelShader [ ]

GLBumpShader [ ]

GLPhongShader [ ]


. .

? GLScene

, Delphi. GLScene , Scene Editor. . .

GLScene Editor, . GLScene Editor GLScene Delphi. . Scene, : Cameras Scene Objects. Scene GLScene.Objects ( ) GLScene. Cameras Add camera . GLScene. , , Scene Objects. Scene Objects . , . .

GLScene Editor . . , , . , . . , . ( HUD ) , , , . ( , ) Move object down Move object up.

GLScene ,

. , : Bechaviors {} ,

. , . . GLSceneUtils.

: - Collision; - Simple Inertia; - Simple Acceleration; - Sound Emitter; - Movement controls; - FPS Movement; - DCE Static Collider; - DCE Dynamic Collider; - ODE Dynamic; - ODE Static; - ODE HeightField Collider;


Children {} . . , .

Count {} . , .

Direction {} , . ( 1). - [0,0,1].

Effects {} . PFX, .

: - PFXSource; - FireFX; - ThorFX; - ExplosionFX; Objects Sorting { } . Material {} GLScene. Parent {} .

. Pitch Angle { } , Y,

. Position {} , 3D .

[0, 0, 0]. Roll Angle { } , X,

. . Direction Up, .

Scale {} . , , X. . [1, 1, 1].

Show Axes { } , X, Y Z .

Tag Float { } Delphi Tag, single.

Turn Angle { } , Z, . . Direction Up, .

Up {} , Direction, , 3D . Up Direction ( 1). - [0, 1, 0].

Visibility Culling { } Visibility culling , . , , . . Visibility culling , .

Visible {} . , onProgress, .


GLCamera ,

. , , position, direction up. C . 3D . Target, , .

FieldOfView , . , (zoom). , , .

- (culling planes). , , , . , , (near) (far) . NearFrustrumRange FarFrustrumRange. . . , . . GLSceneViewer.Buffer (fog). . , . , , GLSceneViewer .


GLLightSource , GLScene. .

. . . . .

LightSource . , , , . , . , . , Lightmaps, Z-Shadows Shadow Volumes.

: 1. Omni Light .

. , , , - .

2. Spot Light .

. 360, Omni. Spot Light .

3. Parallel Light

, . . .

GLDummyCube

GLScene . . , DummyCube , . DummyCube . , , , DummyCube, DummyCube. , DummyCube, DeleteChildren DummyCube. . DummyCube, DummyCube .

DummyCube VisibleAtRuntime. DummyCube .

.

. , .

GLSprite

, . . HUD , GLSprite 3D . , . . , Rotation.


GLPoints , .

3D . Size, . 3, , , . . , .

GLLines

, . . . , , . . , , .

GLPlane

GLPlane . , . . (Direction) . . , , , . , , . , , (Direction) .

Vertex shading , . , .

GLPolygon

[ ]

GLCube GLCube () ,

. CubeWidth (), CubeHeight () CubeDepth ().

GLFrustrum

GLFrustrum (- ) , .

GLSphere

GLSphere () Radius () , Segments () , , .

GLDisk

[ ]

GLCone [ ]

GLCylinder [ ]

GLDodecahedron [ ]


GLIcosahedron [ ] , , .

GLAnimationSprite GLAnimationSprite ( ) ,

. . . . , .

GLArrowLine

GLArrowLine ( ). . Direction.

GLAnnulus

.

GLExtrusionSolid [ ]

GLMultiPolygon [ ]

GLPipe [ ]

GLRevolutionSolid [ ]

GLTorus [ ] (mesh) , ,

. . 3D . , , 3DSMax, Maya, Milkshape. *.3ds*, *.obj*, *.md2*, *.md3*, *.smd* .

GLActor

, 3D . , . GLActor GLFreeForm, . Animations. GLActor AnimationControler. Quake *.md2* . (meshes) . . .


HalfLife *.smd*. . , . . .

GLFreeForm

. (mesh). , uses . , *.3ds* GLFile3DS. LoadFromFile GLFreeForm. . ( ) . Mesh list. .

GLMesh

[ ]

GLTilePlane [ ]

GLPortal [ ]

GLTerrainRenderer GLTerrainRenderer .

GLTerrainRenderer , LOD. LOD Level Of Detail . (quads). , , , . , , . ( ), . GLTerrainRenderer HDS, . Up GLTerrainRenderer Z .

, - .

.

GLFlatText [ ]

GLHeightField [ ]

GLXYZGrid X, Y Z.

. . ,

. , , , , .


GLParticles [ ]

GLPFXRenderer GLPFXRenderer ,

, , , . : PFXManager , Effects , , PFXRenderer . , .

-.

SceneViewer.Buffer.BackgroundColor. , (Environment objects).

GLEarthSkyDome

[ ]

GLSkyDome GLSkyDome ( ) ,

. , . () Stars. .

GLSkyBox

GLSkyBox , , , . , .

HUD HUD Head Up Display {: ( )}.

(). X Y. X , Y HUD . [0, 0] . ( ), .

GLHUDSprite

HUD . . GLMaterialLibrary, . . . Width Height. GLHUDSprite , Rotation.

GLHUDText

HUD , Text. GLScene.

GUI


[ ] GUI :

GLRootControl

GLPopupMenu

GLForm

GLPanel

GLButton

GLCheckBox

GLEdit

GLLabel

GLAdvancedLabel

GLScrollBar

GLStringGrid

GLBitmapControl .

GLLensFlare GLLensFlare ,

. . GLLensFlare , . GLLensFlare. , . GLLensFlare , , .

GLTextureLensFlare

[ ]

GLMirror [ ]

GLShadowPlane GLShadowPlane .

. (stencil buffer) GLSceneViewer. , . Z-plane.

GLShadowVolume

[ ]


GLZShadows [ ]

GLTextureEmitter [ ]

GLProjectedTextures [ ]

GLBlur [ ]

GLTrail [ ] (Doodad objects) , .

GLSpaceText .

Windows . (Extrusion).

GLTeapot , 3DS MAX.

GLTree C .

, . , . ( ) Depth. .

GLWaterPlane

.

GLDirectOpenGL OpenGL. OpenGL,

.

GLProxyObject , ,

GLFreeForm, , , GLProxyObject. . GLProxyObject , Master object. , , .

GLMultiProxy

GLMultiProxy GLProxyObjects. Master object, .


, . , .

GLRenderPoint

[ ]

GLImposterSprite [ ]

GLOpenGLFeedBack [ ]


(Runtime) . GLScene

(design time). , GLScene, (run time). Delphi Create. -. GLScene, , . , , MyGLSphere GLCube1, :

var MyGLSphere: TGLSphere; begin MyGLSphere := TGLSphere(GLCube1.AddNewChild(TGLSphere)); end; ,

GLCube1. GLCube1, AddNewChildFirst AddNewChild. MoveUp MoveDown Parent. MyGLSphere.Free.

GLScene. , Delphi. , , (spinning cube).

type TGLSpinningCube = class(TGLCube) private FSpinSpeed: single; published property SpinSpeed read FSpinSpeed write FSpinSpeed; public constructor Create(AOwner: TComponent); override; destructor Destroy; override; procedure DoProgress(const progressTime: TProgressTimes); override; end; constructor TGLSpinningCube.Create(AOwner: TComponent); begin inherited; FSpinSpeed := 1000; end; destructor TGLSpinningCube.Destroy; begin inherited; end;


procedure TGLSpinningCube.DoProgress(const progressTime: TProgressTimes); begin inherited; TurnAngle := TurnAngle + progressTime.DeltaTime * FSpinSpeed; end; Delphi

onProgress. ProgressTime DeltaTime. inherited, . , , , , GLScene GLSceneEditor.


: 3D .

GLScene. , . . , 3D .

, -. , .

. 2.5D . . , .

. , . (Label) . .

. . . , , . .

GLScene, GLSceneViewer, GLCadencer,

GLWindowsBitmapFont. 11 X 21 Z. Z. . [0, 0, -0,5], GLCube [-6, 0, 10] [6, 0, 10] , 10 . design time. . , .

, . single.

var FloodLevels: array [-5..5] of single; ,

. , , - . . , , FloodLevels . , . , FloodLevels . 0,5 .

IsKeyDown GLScene Keyboard.pas. , . :

T3DTInput = (inpNone, inpMoveL, inpMoveR, inpRotateL, inpRotateR);


var UserInput: T3DTInput; onProgress GLCadencer

UserInput. UserInput := inpNone; If IsKeyDown(VK_LEFT) then UserInput := InputMoveL; .

() . OnMouseMove , . Windows , . , . OnProgress GLCadencer . OnMouseMove Mouse.X := X; Mouse.Y := Y.

GLCadencer GLHUDText, .

3DTBlock , GLDummyCube.

. GLDummyCube , . GLCube . Z FloodLevels, . Round, X .

[0, 0, 0]. GLCube [0, 0, 0]. GLCube . , , L- . . 0,95 . [1, 0, 0], [2, 0, 0], [0, 0, 1], [0, 0, 2], [-1, 0, 0] . Y 0. , , X. ( Boolean) Active := True. , , , Active False.

, Z, OnProgress :

Position.Z := Position.Z deltaTime * speed; .

(X < -5 X > 5) (Z < 0) . , .

var absPos: TVector; setVector(absPos, Children[i].AbsolutePosition); if (absPos[2] - 1) < FloodLevels[Round(absPos[0])] then


, Children[i], , FloodLevels . absPos. , . . FloodLevels, X . , Active False, , .

, T3DTInput , , :

case Form1.UserInput of inpMoveL: Slide(-1); inpMoveR: Slide(1); inpRotateL: Pitch(-90); inpRotateR: Pitch(90); end; Slide Pitch GLScene .

, .

. OnProgress GLCadencer. FloodLevels 20. , , GLCadencer , .

.

, , , . , GLScene. , . , . , , . :

- . .

Delphi GUI GLScene. .

. CollisionManager

. , .

. . , , ,

. ,

. .

. , SkyBox, LensFlare. , . , .


, , - . .

. ,

- . . , . . X, Y Z .

- . ! . ,

. . , . , . , . . freeware , . !


.

http://www.glscene.org/ GLScene

http://www.opengl.org/ Web- OpenGL

http://www.glscene.ru/ GLScene

http://www.gamedev.ru/

GLScene ,

. . .


. ,

GLScene, . GLScene. , , , . - GLScene. , ! - GLScene.

! Jat-Studio 2009 , 2005

Jan Zizka, , .

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Gl Scener Us