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opengl: Remove struct usages to avoid copying (buffer)

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This commit is contained in:
Hajime Hoshi 2018-02-19 02:03:01 +09:00
parent c6cf8e5184
commit 9dc68289b8
1 changed files with 8 additions and 9 deletions
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17
internal/opengl/context_js.go
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@ -41,11 +41,10 @@ type Shader struct {
*js.Object
}
type Program interface{}
type Buffer struct {
*js.Object
}
type (
Program interface{}
Buffer interface{}
)
func (t Texture) equals(other Texture) bool {
return t.Object == other.Object
@ -381,7 +380,7 @@ func (c *Context) NewArrayBuffer(size int) Buffer {
b := gl.CreateBuffer()
gl.BindBuffer(int(ArrayBuffer), b)
gl.BufferData(int(ArrayBuffer), size, int(DynamicDraw))
return Buffer{b}
return Buffer(b)
}
func (c *Context) NewElementArrayBuffer(indices []uint16) Buffer {
@ -389,12 +388,12 @@ func (c *Context) NewElementArrayBuffer(indices []uint16) Buffer {
b := gl.CreateBuffer()
gl.BindBuffer(int(ElementArrayBuffer), b)
gl.BufferData(int(ElementArrayBuffer), indices, int(StaticDraw))
return Buffer{b}
return Buffer(b)
}
func (c *Context) BindElementArrayBuffer(b Buffer) {
gl := c.gl
gl.BindBuffer(gl.ELEMENT_ARRAY_BUFFER, b.Object)
gl.BindBuffer(gl.ELEMENT_ARRAY_BUFFER, b.(*js.Object))
}
func (c *Context) BufferSubData(bufferType BufferType, data []float32) {
@ -404,7 +403,7 @@ func (c *Context) BufferSubData(bufferType BufferType, data []float32) {
func (c *Context) DeleteBuffer(b Buffer) {
gl := c.gl
gl.DeleteBuffer(b.Object)
gl.DeleteBuffer(b.(*js.Object))
}
func (c *Context) DrawElements(mode Mode, len int, offsetInBytes int) {