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vector: Rename AppendVerticesAndIndices to AppendVerticesAndIndicesForFilling

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Updates #844
This commit is contained in:
Hajime Hoshi 2021-07-16 17:20:00 +09:00
parent e24eecd4a6
commit cea0aa72cb
2 changed files with 6 additions and 6 deletions
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6
examples/vector/main.go
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@ -112,7 +112,7 @@ func drawEbitenText(screen *ebiten.Image) {
op := &ebiten.DrawTrianglesOptions{
EvenOdd: true,
}
vs, is := path.AppendVerticesAndIndices(nil, nil)
vs, is := path.AppendVerticesAndIndicesForFilling(nil, nil)
for i := range vs {
vs[i].SrcX = 1
vs[i].SrcY = 1
@ -152,7 +152,7 @@ func drawEbitenLogo(screen *ebiten.Image, x, y int) {
op := &ebiten.DrawTrianglesOptions{
EvenOdd: true,
}
vs, is := path.AppendVerticesAndIndices(nil, nil)
vs, is := path.AppendVerticesAndIndicesForFilling(nil, nil)
for i := range vs {
vs[i].SrcX = 1
vs[i].SrcY = 1
@ -195,7 +195,7 @@ func drawWave(screen *ebiten.Image, counter int) {
op := &ebiten.DrawTrianglesOptions{
EvenOdd: true,
}
vs, is := path.AppendVerticesAndIndices(nil, nil)
vs, is := path.AppendVerticesAndIndicesForFilling(nil, nil)
for i := range vs {
vs[i].SrcX = 1
vs[i].SrcY = 1

6
vector/path.go
View File

@ -127,15 +127,15 @@ func (p *Path) cubicTo(x1, y1, x2, y2, x3, y3 float32, level int) {
p.cubicTo(x123, y123, x23, y23, x3, y3, level+1)
}
// AppendVerticesAndIndices appends vertices and indices for this path and returns them.
// AppendVerticesAndIndices works in a similar way to the built-in append function.
// AppendVerticesAndIndicesForFilling appends vertices and indices to fill this path and returns them.
// AppendVerticesAndIndicesForFilling works in a similar way to the built-in append function.
// If the arguments are nils, AppendVerticesAndIndices returns new slices.
//
// The returned vertice's SrcX and SrcY are 0, and ColorR, ColorG, ColorB, and ColorA are 1.
//
// The returned values are intended to be passed to DrawTriangles or DrawTrianglesShader with EvenOdd option
// in order to render a complex polygon like a concave polygon, a polygon with holes, or a self-intersecting polygon.
func (p *Path) AppendVerticesAndIndices(vertices []ebiten.Vertex, indices []uint16) ([]ebiten.Vertex, []uint16) {
func (p *Path) AppendVerticesAndIndicesForFilling(vertices []ebiten.Vertex, indices []uint16) ([]ebiten.Vertex, []uint16) {
// TODO: Add tests.
var base uint16