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ebiten: improve panic messages

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This commit is contained in:
Hajime Hoshi 2023-03-23 21:26:58 +09:00
parent c7ca9cb321
commit 3e0ff1abe1
1 changed files with 6 additions and 6 deletions
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12
image.go
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@ -441,12 +441,12 @@ func (i *Image) DrawTriangles(vertices []Vertex, indices []uint16, img *Image, o
if len(indices)%3 != 0 { if len(indices)%3 != 0 {
panic("ebiten: len(indices) % 3 must be 0") panic("ebiten: len(indices) % 3 must be 0")
} }
for _, idx := range indices { for i, idx := range indices {
if int(idx) >= len(vertices) { if int(idx) >= len(vertices) {
panic(fmt.Sprintf("ebiten: a value in indices must be less than len(vertices) (%d) but was %d", len(vertices), idx)) panic(fmt.Sprintf("ebiten: indices[%d] must be less than len(vertices) (%d) but was %d", i, len(vertices), idx))
} }
if idx >= MaxVerticesCount { if idx >= MaxVerticesCount {
panic(fmt.Sprintf("ebiten: a value in indices must be less than MaxVerticesCount %d but was %d", MaxVerticesCount, idx)) panic(fmt.Sprintf("ebiten: indices[%d] must be less than MaxVerticesCount %d but was %d", i, MaxVerticesCount, idx))
} }
} }
@ -592,12 +592,12 @@ func (i *Image) DrawTrianglesShader(vertices []Vertex, indices []uint16, shader
if len(indices)%3 != 0 { if len(indices)%3 != 0 {
panic("ebiten: len(indices) % 3 must be 0") panic("ebiten: len(indices) % 3 must be 0")
} }
for _, idx := range indices { for i, idx := range indices {
if int(idx) >= len(vertices) { if int(idx) >= len(vertices) {
panic(fmt.Sprintf("ebiten: a value in indices must be less than len(vertices) (%d) but was %d", len(vertices), idx)) panic(fmt.Sprintf("ebiten: indices[%d] must be less than len(vertices) (%d) but was %d", i, len(vertices), idx))
} }
if idx >= MaxVerticesCount { if idx >= MaxVerticesCount {
panic(fmt.Sprintf("ebiten: a value in indices must be less than MaxVerticesCount %d but was %d", MaxVerticesCount, idx)) panic(fmt.Sprintf("ebiten: indices[%d] must be less than MaxVerticesCount %d but was %d", i, MaxVerticesCount, idx))
} }
} }