graphics

Documentation

Index

• Constants
• func InternalImageSize(x int) int
• func PutQuadVertices(dst []float32, putter VertexPutter, sx0, sy0, sx1, sy1 int, ...)
• func QuadIndices() []uint16
• type VertexPutter

Constants

const (
	IndicesNum     = (1 << 16) / 3 * 3 // Adjust num for triangles.
	VertexFloatNum = 12
)

Functions

func InternalImageSize

func InternalImageSize(x int) int

InternalImageSize returns a nearest appropriate size as an internal image.

func PutQuadVertices

func PutQuadVertices(dst []float32, putter VertexPutter, sx0, sy0, sx1, sy1 int, a, b, c, d, tx, ty float32, cr, cg, cb, ca float32)

func QuadIndices

func QuadIndices() []uint16

Types

type VertexPutter

type VertexPutter interface {
	PutVertex(dst []float32, dx, dy, sx, sy float32, bx0, by0, bx1, by1 float32, cr, cg, cb, ca float32)
}