3D Plane

Here you will find various resources to help you create 3D games and apps in Gideros Studio.

note: you may have to provide your own assets (fonts, gfx, …).

3D Plane (Mesh)

This function is an helper to create 3D planes.

file: Media:3D_Plane_Helper.lua <syntaxhighlight lang="lua"> function PLANE_3D(xworld, params) -- params local params = params or {} local xposx = params.posx or 0 local xposy = params.posy or 0 local xposz = params.posz or 0 local xsizex = params.sizex or 1 local xsizey = params.sizey or 1 local xsizez = params.sizez or xsizex local xrotx = params.rotx or 0 local xroty = params.roty or 0 local xrotz = params.rotz or 0 local xtexpath = params.texpath or nil local xtexw = params.texw or 8 * 64 local xtexh = params.texh or 8 * 64 -- plane mesh local mesh = D3.Mesh.new() mesh:setVertexArray{ -xsizex,xsizey,-xsizez, xsizex,xsizey,-xsizez, xsizex,xsizey,xsizez, -xsizex,xsizey,xsizez } -- texture coordinates -- make it big (3200, 3200) mesh:setTextureCoordinateArray { 0, 0, xtexw, 0, xtexw, xtexh, 0, xtexh } -- normal array mesh:setGenericArray( 3, Shader.DFLOAT, 3, 4, { 0,1,0, 0,1,0, 0,1,0, 0,1,0 } ) mesh:setIndexArray { 1,2,3, 1,3,4 } if xtexpath == nil then mesh:setTexture( Texture.new( nil, xsizex, xsizez ) ) else mesh:setTexture( Texture.new( xtexpath, true, { wrap = TextureBase.REPEAT } ) ) end -- lighting, shadows, and texture. setTexture doesn't automatically do it mesh:updateMode( D3.Mesh.MODE_LIGHTING | D3.Mesh.MODE_SHADOW | D3.Mesh.MODE_TEXTURE ) -- put it in a viewport so we can matrix it local planeview = Viewport.new() planeview:setContent(mesh) -- transform local matrix = planeview:getMatrix() matrix:setPosition(xposx, xposy, xposz) matrix:setRotationX(xrotx) matrix:setRotationY(xroty) matrix:setRotationZ(xrotz) planeview:setMatrix(matrix) -- body planeview.body = xworld:createBody(planeview:getMatrix()) planeview.body:setType(r3d.Body.STATIC_BODY) planeview.shape = r3d.BoxShape.new(xsizex, xsizey, xsizez) local fixture = planeview.body:createFixture(planeview.shape, nil, 0) -- shape, transform, weight -- fixture:setCollisionCategoryBits(NONDESTRUCTIBLES) -- fixture:setCollideWithMaskBits(PLAYER1+MISSILES+DESTRUCTIBLES) -- xworld.staticbodies[#xworld.staticbodies + 1] = planeview end </source>