Code archives/3D Graphics - Maths/Dropping 3 bombs
This code has been declared by its author to be Public Domain code.
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| Generated with help from RemiD and Rick Nasher (and I probably wouldn't have got there without them - thanks folks ;) Note, the A, B and C.png were simple 32x32 graphics quickly drawn using Microsoft Paint. All associated files included here: http://www.wishingwellsoftware.co.uk/setup_3bombs_Blitz3D.exe | |||||
Global screen_width = 800, screen_height = 600 Graphics3D screen_width, screen_height, 32,1 SetBuffer BackBuffer() light = CreateLight() RotateEntity light, 90, 0, 0 Global terrainscale=4 Global height#=0.0 createdTerrain = LoadTerrain( "terrain_hmap.jpg" ) tex_A = LoadTexture( "A.png" ) ScaleTexture tex_A, 1, 1 EntityTexture createdTerrain, tex_A ScaleEntity createdTerrain, terrainscale, 25.5, terrainscale TerrainDetail createdTerrain,2000*terrainscale,True : TerrainShading createdTerrain,True ModifyTerrain createdTerrain, 8, 8, 1, 1 ; put in test spike ModifyTerrain createdTerrain, 13, 8, 1, 1 ; put in test spike ModifyTerrain createdTerrain, 18, 8, 1, 1 ; put in test spike ModifyTerrain createdTerrain, 24, 8, 1, 1 ; put in test spike ModifyTerrain createdTerrain, 33, 8, 1, 1 ; put in test spike ModifyTerrain createdTerrain, 5, 10, 1, 1; put in test spike ModifyTerrain createdTerrain, 5, 20, 1, 1; put in test spike ;Bravo's terrain------------------------------ landTerrain = CreateTerrain(4) ScaleEntity landTerrain,3,25.5,3 MoveEntity landTerrain,190,0,-30 tex_B = LoadTexture( "B.png" ) ScaleTexture tex_B, 5, 5 EntityTexture landTerrain, tex_B ;Chariles terrain----------------------------- ClandTerrain = CreateTerrain(4) ScaleEntity ClandTerrain,3,25.5,3 MoveEntity ClandTerrain,390,0,-30 tex_C = LoadTexture( "C.png" ) ScaleTexture tex_C, 5, 5 EntityTexture ClandTerrain, tex_C ;--------------------------------------- ;insertions; ;--------------------------------------- lit=CreateLight() cam=CreateCamera() CameraRange cam,.1,1000 PositionEntity cam,32,20,25 TurnEntity cam,0,90,0 Const BEAKS=9 Const PEAKS=3 riseup=0 Global raiseBy#=0.2 bomberx=20 bombery=150 bomberz=50 bombSpeed#=0.2 ;Bbomberx=204 ;Bbombery=100 ;Bbomberz=6 ;BbombSpeed#=2.2 Bbomberx=25 Bbombery=200 Bbomberz=100 BbombSpeed#=0.4 ;Cbomberx=404 ;Cbombery=150 ;Cbomberz=9 ;CbombSpeed#=2.2 Cbomberx=16 Cbombery=220 Cbomberz=350 CbombSpeed#=0.8 Global bomb_a_falling=0 Global bomb_b_falling=0 Global bomb_c_falling=0 Global bomb_a_exploding=0 Global bomb_b_exploding=0 Global bomb_c_exploding=0 xDivide=5.2 zDivide=4.2 Bsize=6 ;make a bomb carrier Blimp = CreateSphere(25) PositionEntity Blimp,bomberx,bombery,bomberz ScaleEntity Blimp,Bsize,Bsize,Bsize ;make a A bomb bomb = CreateSphere(25) PositionEntity bomb,bomberx,bombery-5,bomberz ScaleEntity bomb,0.9,1.5,0.9 ;make a Bravo bomb carrier BBlimp = CreateSphere(25) PositionEntity BBlimp,Bbomberx,Bbombery,Bbomberz ScaleEntity BBlimp,Bsize,Bsize,Bsize ;make a B bomb Bbomb = CreateSphere(25) PositionEntity Bbomb,Bbomberx,Bbombery-5,Bbomberz ScaleEntity Bbomb,0.9,1.5,0.9 ;make a C bomb carrier CBlimp = CreateSphere(25) PositionEntity CBlimp,Cbomberx,Cbombery,Cbomberz ScaleEntity CBlimp,Bsize,Bsize,Bsize ;make a C bomb Cbomb = CreateSphere(25) PositionEntity Cbomb,Cbomberx,Cbombery-5,Cbomberz ScaleEntity Cbomb,0.9,1.5,0.9 ;bomb vars bombs=0 Global bombstext=0 ;Assign collision numbers to items EntityType bomb, 1 EntityType createdTerrain, 3 ; A EntityType Blimp, 4 ;------------------------------------- EntityType Bbomb,7 EntityType BBlimp,8 EntityType landterrain, 2 ; B ;-------------------------------------- EntityType Cbomb,5 EntityType CBlimp,6 EntityType CLandTerrain,9 ; C ;------------------------------------------------------------ ; ; Collisions 1 sph to sph, 2 sph to poly, 3 sph to box ; response 1:stop, 2:full sliding collision, ; 3:slide 2 - prevent entities from sliding down slopes? ; ;---------------------------------------------------------- Collisions 1,2,2,1 Collisions 1,3,2,1 ;makes bomb A land on the terrain ;--------------------------- ; bBomb collisions ;--------------------------- Collisions 7,2,2,1 Collisions 7,3,2,1 ;lets B Bomb collide with A Terrain ;------------------------ ; cBomb collisions ;------------------------ Collisions 5,9,2,1 ;------------------------ MoveEntity Cam,0,90,-340 ;MoveEntity createdTerrain,20,15,10 While Not KeyDown(1) If KeyDown(203) MoveEntity cam,-1,0,0 If KeyDown(205) MoveEntity cam,1,0,0 If KeyDown(200) MoveEntity cam,0,0,1 If KeyDown(208) MoveEntity cam,0,0,-1 If KeyDown(16) ;q TurnEntity cam,1,0,0 Flip EndIf If KeyDown(30) ;a TurnEntity cam,-1,0,0 EndIf If KeyDown(44) TurnEntity cam,0,1,0 EndIf If KeyDown(45) TurnEntity cam,0,-1,0 EndIf If KeyDown(48) ; B bombs=1 EndIf If KeyDown(19) ; R - Rise the terrain up riseup=1 Else riseup = 0 EndIf If riseup = 1 pickgrid=TerrainSize(createdTerrain) raiseTerrain(createdTerrain,pickgrid) EndIf If bombs = 1 dropbombs() Else stopbombs() EndIf UpdateWorld RenderWorld If bombstext=1 Text 20,20,"Dropping A, B and C bombs...." ;---------- bomb A -------------------------- If bomb_a_falling=1 MoveEntity bomb,0,-bombSpeed,0 bomx#=EntityX(bomb) bomy#=EntityY(bomb) bomz#=EntityZ(bomb) Text 40,100,"bomy#: "+bomy# Text 40,120,"TerrainY#: "+TerrainY#(createdTerrain,bomx#,bomy#,bomz#) ;TerrainY is 15.0 ;15.0/25.5 = 0.588 ;lets say I want to dig a 4 unit hole, this'll equate to 4x0.588 ;0.5/25.5 = 0.019607 ; 0.588 - 0.08 = 0.50 (new heightnafter hole dig) If bomy#-3<TerrainY#(createdTerrain,bomx#,bomy#,bomz#) bomb_a_exploding=1 TFormPoint (x, y, z, createdTerrain, bomb ) Else Text 40,160,"Bomb a still intact with bomy#:"+bomy#+" not less than TerrainY#: "+TerrainY#(createdTerrain,bomx#,bomy#,bomz#) EndIf EndIf If bomb_a_exploding=1 x = EntityX(bomb) y = EntityY(bomb) z = EntityZ(bomb) ModifyTerrain createdTerrain, x/xdivide, (z/zdivide), 0.02, 1; ModifyTerrain createdTerrain, (x/xdivide)+1, (z/zdivide)+1, 0.02, 1; ModifyTerrain createdTerrain, (x/xdivide)+1, (z/zdivide)+1, 0.02, 1; ModifyTerrain createdTerrain, x/xdivide, (z/zdivide)+1, 0.02, 1; ;if bomb is at terrain level explode and hide ;Text 40,40,"Exploding Bomb A" EndIf ;---------- bomb B -------------------------- If bomb_b_falling=1 MoveEntity Bbomb,0,-BbombSpeed,0 bombx#=EntityX(Bbomb) bomby#=EntityY(Bbomb) bombz#=EntityZ(Bbomb) If bomby#-3<TerrainY#(createdTerrain,bombx#,bomby#,bombz#); Or ; Failing to crater, commented bomb_b_exploding=1 Text 40,180,"Bomb B Booming............" Else Text 40,180,"Bomb B still intact with bomby#:"+bomby#+" not less than TerrainY#: "+TerrainY#(createdTerrain,bombx#,bomby#,bombz#) EndIf EndIf ;If 0 If bomb_b_exploding=1 Text 40,60,"Attempting to Crater where bomb B was" bx = EntityX(Bbomb) by = EntityY(Bbomb) bz = EntityZ(Bbomb) ModifyTerrain createdTerrain, bx/xdivide, (bz/zdivide), 0.02, 1; ModifyTerrain createdTerrain, (bx/xdivide)+1, (bz/zdivide)+1, 0.02, 1; ModifyTerrain createdTerrain, (bx/xdivide)+1, (bz/zdivide)+1, 0.02, 1; ModifyTerrain createdTerrain, bx/xdivide, (bz/zdivide)+1, 0.02, 1; ;Text 40,40,"Exploding Bomb B" EndIf ;EndIf ;---------- bomb C -------------------------- If bomb_c_falling=1 MoveEntity Cbomb,0,-CbombSpeed,0 bomcx#=EntityX(Cbomb) bomcy#=EntityY(Cbomb) bomcz#=EntityZ(Cbomb) If bomcy#-3<TerrainY#(createdTerrain,bomcx#,bomcy#,bomcz#); Or ; Failing to crater, commented bomb_c_exploding=1 ;Text 40,220,"bomc c Booming............" Else ;Text 40,220,"bomc c still intact with bomcy#:"+bomcy#+" not less than TerrainY#: "+TerrainY#(createdTerrain,bomcx#,bomcy#,bomcz#) EndIf EndIf ;If 0 If bomb_c_exploding=1 Text 40,60,"Attempting to Crater where bomc B was" bx = EntityX(Cbomb) by = EntityY(Cbomb) bz = EntityZ(Cbomb) ModifyTerrain createdTerrain, bx/xdivide, (bz/zdivide), 0.02, 1; ModifyTerrain createdTerrain, (bx/xdivide)+1, (bz/zdivide)+1, 0.02, 1; ModifyTerrain createdTerrain, (bx/xdivide)+1, (bz/zdivide)+1, 0.02, 1; ModifyTerrain createdTerrain, bx/xdivide, (bz/zdivide)+1, 0.02, 1; ;Text 40,40,"Exploding bomb C" EndIf Else Text 20,20,"Press B to drop a bomb., Press R to raise the terrain - set peaks required by PEAKS variable." Text 20,1," Cursors, Q, A, Z, W manipulate camera" EndIf Text 300,40,"Raising Terrain by: "+raiseBy+" thru a grid of : "+pickgrid bombstext=0 Flip Wend FreeEntity createdTerrain FreeEntity landterrain FreeEntity lit FreeEntity cam EndGraphics End Function dropbombs() bombstext=1 bomb_a_falling=1 bomb_b_falling=1 bomb_c_falling=1 End Function Function stopbombs() bombstext=0 End Function Function raiseTerrain(createdTerrain,pickgrid) raiseBy=raiseBy+0.02 If raiseBy=1 Then raiseBy=0.01 For x=1 To pickgrid Step PEAKS For z=1 To pickgrid Step BEAKS ModifyTerrain(createdTerrain,x,z,raiseBy,True) Next Next End Function |
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