func CreateLines() *Lines {
l := &Lines{
Lines: make([]Line, 0, 0),
Material: assets.GetMaterialCached("lines"),
Width: 10.0,
vao: render.CreateVertexArray(),
vbo: render.CreateVertexBuffer(),
}
l.Compute()
return l
}
func NewImageQuadAt(mat *render.Material, x, y, w, h, z float32) *ImageQuad {
q := &ImageQuad{
Material: mat,
TopLeft: ImageVertex{X: x, Y: y + h, Z: z, Tx: 0, Ty: 0},
TopRight: ImageVertex{X: x + w, Y: y + h, Z: z, Tx: 1, Ty: 0},
BottomLeft: ImageVertex{X: x, Y: y, Z: z, Tx: 0, Ty: 1},
BottomRight: ImageVertex{X: x + w, Y: y, Z: z, Tx: 1, Ty: 1},
vao: render.CreateVertexArray(),
vbo: render.CreateVertexBuffer(),
}
q.compute()
return q
}
func NewChunk(parentObject *engine.Object, size int, ts *Tileset) *Chunk {
chk := &Chunk{
Size: size,
Tileset: ts,
Data: make([]*Voxel, size*size*size),
vao: render.CreateVertexArray(),
vbo: render.CreateVertexBuffer(),
}
chk.ComponentBase = engine.NewComponent(parentObject, chk)
return chk
}
func NewQuad(mat *render.Material, color render.Color, w, h, z float32) *Quad {
q := &Quad{
Material: mat,
TopLeft: ColorVertex{X: 0, Y: h, Z: z, Color: color},
TopRight: ColorVertex{X: w, Y: h, Z: z, Color: color},
BottomLeft: ColorVertex{X: 0, Y: 0, Z: z, Color: color},
BottomRight: ColorVertex{X: w, Y: 0, Z: z, Color: color},
segments: 5,
border: 0,
vao: render.CreateVertexArray(),
vbo: render.CreateVertexBuffer(),
}
q.compute()
return q
}