// Create is the engine intialization callback. Create the physics objects.
func (cr *crtag) Create(eng vu.Engine) {
cr.scene = eng.AddScene(vu.VP)
cr.scene.SetPerspective(60, float64(800)/float64(600), 0.1, 50)
cr.scene.SetLightLocation(0, 5, 0)
cr.scene.SetLightColour(0.4, 0.7, 0.9)
cr.scene.SetViewLocation(0, 10, 25)
// load the static slab.
slab := cr.scene.AddPart()
slab.SetFacade("cube", "gouraud").SetMaterial("floor")
slab.SetScale(50, 50, 50)
slab.SetBody(vu.Box(25, 25, 25), 0, 0.4)
slab.SetLocation(0, -25, 0)
// create a single moving body.
useBalls := true
cr.bod = cr.scene.AddPart()
cr.bod.SetLocation(15, 15, 0) // -5, 15, -3
if useBalls {
cr.getBall(cr.bod)
} else {
cr.getBox(cr.bod)
cr.bod.SetRotation(0.1825742, 0.3651484, 0.5477226, 0.7302967)
}
// Box can be used as a ball replacement.
// create a block of physics bodies.
cubeSize := 3
startX := -5 - cubeSize/2
startY := -5
startZ := -3 - cubeSize/2
for k := 0; k < cubeSize; k++ {
for i := 0; i < cubeSize; i++ {
for j := 0; j < cubeSize; j++ {
bod := cr.scene.AddPart()
lx := float64(2*i + startX)
ly := float64(20 + 2*k + startY)
lz := float64(2*j + startZ)
bod.SetLocation(lx, ly, lz)
if useBalls {
cr.getBall(bod)
} else {
cr.getBox(bod)
}
}
}
}
// set some constant state.
rand.Seed(time.Now().UTC().UnixNano())
cr.eng.Enable(vu.BLEND, true)
cr.eng.Enable(vu.CULL, true)
cr.eng.Enable(vu.DEPTH, true)
cr.eng.Color(0.1, 0.1, 0.1, 1.0)
return
}
// Create is the engine intialization callback.
func (bb *bbtag) Create(eng vu.Engine) {
bb.scene = eng.AddScene(vu.VP)
bb.scene.SetPerspective(60, float64(800)/float64(600), 0.1, 50)
bb.scene.SetLightLocation(0, 10, 0)
bb.scene.SetLightColour(0.4, 0.7, 0.9)
bb.scene.SetViewLocation(0, 0, 4)
bb.scene.Set2D()
// load the floor model.
floor := bb.scene.AddPart()
floor.SetLocation(0, 1, 0)
floor.SetFacade("floor", "gouraud").SetMaterial("floor")
// load the billboard and textures.
b1 := bb.scene.AddPart()
b1.SetFacade("billboard", "bbra").SetTexture("core", 3)
b1.SetAlpha(0.2)
b1.SetLocation(0, 0, -2)
b1.SetScale(0.25, 0.25, 0.25)
b2 := bb.scene.AddPart()
b2.SetFacade("billboard", "bbra").SetTexture("core", -1)
b2.SetAlpha(0.2)
b2.SetLocation(0, 0, -2)
b2.SetScale(0.25, 0.25, 0.25)
b3 := bb.scene.AddPart()
b3.SetFacade("billboard", "bbra").SetTexture("halo", -2)
b3.SetAlpha(0.2)
b3.SetLocation(0, 0, -2)
b3.SetScale(0.25, 0.25, 0.25)
b4 := bb.scene.AddPart()
b4.SetFacade("billboard", "bbra").SetTexture("halo", 1)
b4.SetAlpha(0.2)
b4.SetLocation(0, 0, -2)
b4.SetScale(0.25, 0.25, 0.25)
// Add a banner overlay
over := eng.AddScene(vu.VO)
over.Set2D()
_, _, w, h := bb.eng.Size()
over.SetOrthographic(0, float64(w), 0, float64(h), 0, 10)
over.SetLightLocation(1, 1, 1)
over.SetLightColour(1, 1, 1)
banner := over.AddPart()
banner.SetBanner("Banner Text", "uv", "weblySleek22", "weblySleek22White")
banner.SetLocation(100, 100, 0)
// set some constant state.
bb.eng.Enable(vu.BLEND, true)
bb.eng.Enable(vu.CULL, true)
bb.eng.Color(0.1, 0.1, 0.1, 1.0)
}
// Create is the engine intialization callback.
func (sg *sgtag) Create(eng vu.Engine) {
sg.scene = eng.AddScene(vu.VP)
sg.scene.SetPerspective(60, float64(800)/float64(600), 0.1, 50)
sg.scene.SetLightLocation(0, 10, 0)
sg.scene.SetLightColour(0.4, 0.7, 0.9)
sg.scene.SetViewLocation(0, 0, 6)
sg.scene.Set2D()
// load the floor model.
floor := sg.scene.AddPart()
floor.SetLocation(0, 0, 0)
floor.SetFacade("floor", "gouraud").SetMaterial("floor")
// load the trooper
sg.tr = newTrooper(sg.eng, sg.scene, 1)
// initialize the reactions
sg.reacts = map[string]vu.Reaction{
"W": vu.NewReaction("Forward", func() { sg.forward() }),
"A": vu.NewReaction("Left", func() { sg.left() }),
"S": vu.NewReaction("Back", func() { sg.back() }),
"D": vu.NewReaction("Right", func() { sg.right() }),
"KP+": vu.NewReaction("Attach", func() { sg.tr.attach() }),
"KP-": vu.NewReaction("Detach", func() { sg.tr.detach() }),
"0": vu.NewReactOnce("SL0", func() { sg.setTr(0) }),
"1": vu.NewReactOnce("SL1", func() { sg.setTr(1) }),
"2": vu.NewReactOnce("SL2", func() { sg.setTr(2) }),
"3": vu.NewReactOnce("SL3", func() { sg.setTr(3) }),
"4": vu.NewReactOnce("SL4", func() { sg.setTr(4) }),
"5": vu.NewReactOnce("SL5", func() { sg.setTr(5) }),
"P": vu.NewReactOnce("Stats", func() { sg.stats() }),
}
// set some constant state.
sg.eng.Enable(vu.BLEND, true)
sg.eng.Enable(vu.CULL, true)
sg.eng.Color(0.1, 0.1, 0.1, 1.0)
}
// Create is the engine intialization callback. Create the physics objects.
func (cm *cmtag) Create(eng vu.Engine) {
cm.holdoff, _ = time.ParseDuration("1000ms")
cm.last = time.Now()
cm.scene = eng.AddScene(vu.VF)
cm.scene.SetPerspective(60, float64(800)/float64(600), 0.1, 50)
cm.scene.SetLightLocation(0, 5, 0)
cm.scene.SetLightColour(0.4, 0.7, 0.9)
cm.scene.SetViewLocation(0, 10, 25)
// add a base for the other physics bodies to rest on.
slab := cm.scene.AddPart()
slab.SetLocation(0, 1, 0)
slab.SetFacade("cube", "gouraud").SetMaterial("floor")
slab.SetScale(100, 50, 100)
slab.SetBody(vu.Box(50, 25, 50), 0, 0.4)
slab.SetLocation(0, -25, 0)
// create a fixed part.
box := cm.scene.AddPart()
box.SetLocation(0, 1, 0)
box.SetFacade("cube", "gouraud").SetMaterial("cube")
box.SetScale(5, 5, 5)
box.SetBody(vu.Box(2.5, 2.5, 2.5), 0, 0) // sized to match scaling.
// create a physics body that can be associated with a camera,
cm.bod = cm.scene.AddPart()
cm.bod.SetFacade("sphere", "gouraud").SetMaterial("sphere")
cm.bod.SetBody(vu.Sphere(1), 1, 0)
cm.bod.SetLocation(-6, 2, -2)
// set some constant state.
cm.eng.Enable(vu.BLEND, true)
cm.eng.Enable(vu.CULL, true)
cm.eng.Enable(vu.DEPTH, true)
cm.eng.Color(0.1, 0.1, 0.1, 1.0)
return
}