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opengl: Faster conversion from []float32 to Float32Array

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This commit is contained in:
Hajime Hoshi 2018-06-19 03:31:53 +09:00
parent 840c4d24df
commit 702a429afb
1 changed files with 2 additions and 4 deletions
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6
internal/opengl/context_js.go
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@ -316,10 +316,8 @@ func (c *Context) UniformFloats(p Program, location string, v []float32) {
case 4: case 4:
gl.Call("uniform4f", js.Value(l), v[0], v[1], v[2], v[3]) gl.Call("uniform4f", js.Value(l), v[0], v[1], v[2], v[3])
case 16: case 16:
m := js.Global.Get("Float32Array").New(16) u8 := js.ValueOf(v)
for i := range v { m := js.Global.Get("Float32Array").New(u8.Get("buffer"), u8.Get("byteOffset").Int(), 16)
m.SetIndex(i, v[i])
}
gl.Call("uniformMatrix4fv", js.Value(l), false, m) gl.Call("uniformMatrix4fv", js.Value(l), false, m)
default: default:
panic("not reached") panic("not reached")