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Reduce calling gl.Flush

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This commit is contained in:
Hajime Hoshi 2015-01-03 16:21:09 +09:00
parent 52e610845b
commit f80850ef14
1 changed files with 6 additions and 1 deletions
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7
internal/opengl/context_js.go
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@ -126,9 +126,14 @@ func (c *Context) NewFramebuffer(texture Texture) (Framebuffer, error) {
return Framebuffer(f), nil return Framebuffer(f), nil
} }
var lastFramebuffer Framebuffer
func (c *Context) SetViewport(f Framebuffer, width, height int) error { func (c *Context) SetViewport(f Framebuffer, width, height int) error {
gl := c.gl gl := c.gl
gl.Flush() if lastFramebuffer != f {
gl.Flush()
lastFramebuffer = f
}
if f != nil { if f != nil {
gl.BindFramebuffer(gl.FRAMEBUFFER, f) gl.BindFramebuffer(gl.FRAMEBUFFER, f)
} else { } else {