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opengl: Remove struct usages to avoid copying

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This commit is contained in:
Hajime Hoshi 2018-02-19 01:38:17 +09:00
parent 896a47b2ee
commit 2fbfd0bdcb
1 changed files with 6 additions and 8 deletions
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14
internal/opengl/context_js.go
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@ -57,9 +57,7 @@ func (f Framebuffer) equals(other Framebuffer) bool {
return f.Object == other.Object
}
type uniformLocation struct {
*js.Object
}
type uniformLocation interface{}
type attribLocation int
@ -333,13 +331,13 @@ func (c *Context) DeleteProgram(p Program) {
func (c *Context) getUniformLocationImpl(p Program, location string) uniformLocation {
gl := c.gl
return uniformLocation{gl.GetUniformLocation(p.Object, location)}
return uniformLocation(gl.GetUniformLocation(p.Object, location))
}
func (c *Context) UniformInt(p Program, location string, v int) {
gl := c.gl
l := c.locationCache.GetUniformLocation(c, p, location)
gl.Uniform1i(l.Object, v)
gl.Uniform1i(l.(*js.Object), v)
}
func (c *Context) UniformFloats(p Program, location string, v []float32) {
@ -347,11 +345,11 @@ func (c *Context) UniformFloats(p Program, location string, v []float32) {
l := c.locationCache.GetUniformLocation(c, p, location)
switch len(v) {
case 2:
gl.Call("uniform2fv", l.Object, v)
gl.Call("uniform2fv", l.(*js.Object), v)
case 4:
gl.Call("uniform4fv", l.Object, v)
gl.Call("uniform4fv", l.(*js.Object), v)
case 16:
gl.UniformMatrix4fv(l.Object, false, v)
gl.UniformMatrix4fv(l.(*js.Object), false, v)
default:
panic("not reached")
}