Added slabs

2022-10-12 08:24:00 +08:00
parent 5f66b792c7
commit e4fc6f4d96
6 changed files with 230 additions and 5 deletions
--- a/internal/world/blocks/slab.go
+++ b/internal/world/blocks/slab.go
@@ -0,0 +1,100 @@
+package blocks
+
+import (
+	"edgaru089.ml/go/gl01/internal/util/itype"
+	"edgaru089.ml/go/gl01/internal/world"
+)
+
+type SlabBehaviour struct{}
+
+func (SlabBehaviour) Static() bool             { return true }
+func (SlabBehaviour) RequireDataset() bool     { return false }
+func (SlabBehaviour) RequireBlockUpdate() bool { return false }
+func (SlabBehaviour) Appearance(position itype.Vec3i, aux int, data itype.Dataset, w *world.World) world.BlockAppearance {
+
+	var hitbox itype.Boxd
+	if aux > 0 { // Bottom slab
+		hitbox = itype.Boxd{0, 0, 0, 1, 0.5, 1}
+	} else { // Top slab
+		hitbox = itype.Boxd{0, 0.5, 0, 1, 0.5, 1}
+	}
+
+	return world.BlockAppearance{
+		Name:        "",
+		Transparent: true,
+		NotSolid:    false,
+		Hitbox:      []itype.Boxd{hitbox},
+		Lookbox:     []itype.Boxd{hitbox},
+
+		RenderType: world.CustomRendering,
+		CustomRenderAppend: func(
+			position itype.Vec3i,
+			aux int,
+			data itype.Dataset,
+			w *world.World,
+			vertexArray []world.Vertex, vertsWater []world.Vertex) (verts, waters []world.Vertex) {
+
+			var offset itype.Vec3f
+			if aux < 0 {
+				offset = itype.Vec3f{0, 0.5, 0}
+				aux = -aux
+			}
+
+			var name string
+			switch aux {
+			case Stone:
+				name = "stone"
+			case Sand:
+				name = "sand"
+			case PlanksOak:
+				name = "planks_oak"
+			}
+
+			vertexArray = appendFace(itype.YMinus, position, name+".png", itype.Vec3f{0, 0, 0}.Add(offset), vertexArray)
+			vertexArray = appendFace(itype.YPlus, position, name+".png", itype.Vec3f{0, -0.5, 0}.Add(offset), vertexArray)
+
+			vertexArray = appendFaceSized(
+				itype.XPlus,
+				position,
+				name+".png",
+				itype.Vec3f{1, 0.5, 1},
+				itype.Vec3f{0, 0, 0}.Add(offset),
+				itype.Rectf{0, 0, 1, 0.5},
+				vertexArray,
+			)
+			vertexArray = appendFaceSized(
+				itype.XMinus,
+				position,
+				name+".png",
+				itype.Vec3f{1, 0.5, 1},
+				itype.Vec3f{0, 0, 0}.Add(offset),
+				itype.Rectf{0, 0, 1, 0.5},
+				vertexArray,
+			)
+			vertexArray = appendFaceSized(
+				itype.ZPlus,
+				position,
+				name+".png",
+				itype.Vec3f{1, 0.5, 1},
+				itype.Vec3f{0, 0, 0}.Add(offset),
+				itype.Rectf{0, 0, 1, 0.5},
+				vertexArray,
+			)
+			vertexArray = appendFaceSized(
+				itype.ZMinus,
+				position,
+				name+".png",
+				itype.Vec3f{1, 0.5, 1},
+				itype.Vec3f{0, 0, 0}.Add(offset),
+				itype.Rectf{0, 0, 1, 0.5},
+				vertexArray,
+			)
+
+			return vertexArray, vertsWater
+		},
+	}
+}
+func (SlabBehaviour) BlockUpdate(position itype.Vec3i, aux int, data itype.Dataset, w *world.World) bool {
+	return false
+}
+func (SlabBehaviour) Break(position itype.Vec3i, aux int, data itype.Dataset, w *world.World) {}