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Avoid copying arrays

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This commit is contained in:
Hajime Hoshi 2015-01-04 22:26:20 +09:00
parent 265a85e922
commit 8994ffad9b
1 changed files with 5 additions and 6 deletions
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11
internal/graphics/internal/shader/drawtexture.go
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@ -19,13 +19,12 @@ import (
)
func glMatrix(m *[4][4]float64) []float32 {
result := make([]float32, 16)
for j := 0; j < 4; j++ {
for i := 0; i < 4; i++ {
result[i+j*4] = float32(m[i][j])
return []float32{
float32(m[0][0]), float32(m[1][0]), float32(m[2][0]), float32(m[3][0]),
float32(m[0][1]), float32(m[1][1]), float32(m[2][1]), float32(m[3][1]),
float32(m[0][2]), float32(m[1][2]), float32(m[2][2]), float32(m[3][2]),
float32(m[0][3]), float32(m[1][3]), float32(m[2][3]), float32(m[3][3]),
}
}
return result
}
type Matrix interface {