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// Copyright 2012 The go-gl Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package gl
// #include "gl.h"
import "C"
// Renderbuffer Objects
type Renderbuffer Object
// void glGenRenderbuffers(GLsizei n, GLuint *renderbuffers)
func GenRenderbuffer() Renderbuffer {
var b C.GLuint
C.glGenRenderbuffers(1, &b)
return Renderbuffer(b)
}
// Fill slice with new renderbuffers
func GenRenderbuffers(bufs []Renderbuffer) {
if len(bufs) > 0 {
C.glGenRenderbuffers(C.GLsizei(len(bufs)), (*C.GLuint)(&bufs[0]))
}
}
// void glBindRenderbuffer(GLenum target, GLuint renderbuffer);
func (rb Renderbuffer) Bind() {
C.glBindRenderbuffer(C.GLenum(RENDERBUFFER), C.GLuint(rb))
}
// Unbind this texture
func (rb Renderbuffer) Unbind() {
C.glBindRenderbuffer(C.GLenum(RENDERBUFFER), 0)
}
// void glDeleteRenderbuffers(GLsizei n, GLuint* renderbuffers);
func (rb Renderbuffer) Delete() {
C.glDeleteRenderbuffers(1, (*C.GLuint)(&rb))
}
func DeleteRenderbuffers(bufs []Renderbuffer) {
if len(bufs) > 0 {
C.glDeleteRenderbuffers(C.GLsizei(len(bufs)), (*C.GLuint)(&bufs[0]))
}
}
// void glGetRenderbufferParameteriv(GLenum target, GLenum pname, GLint* params);
func GetRenderbufferParameteriv(target, pname GLenum, params []int32) {
if len(params) == 0 {
panic("Invalid params size")
}
C.glGetRenderbufferParameteriv(C.GLenum(target), C.GLenum(pname), (*C.GLint)(¶ms[0]))
}
// void glRenderbufferStorage(GLenum target, GLenum internalformat, GLsizei width, GLsizei height);
func RenderbufferStorage(target, internalformat GLenum, width int, height int) {
C.glRenderbufferStorage(C.GLenum(target), C.GLenum(internalformat), C.GLsizei(width), C.GLsizei(height))
}
// void glRenderbufferStorageMultisample(GLenum target, GLsizei samples, GLenum internalformat, GLsizei width, GLsizei height);
func RenderbufferStorageMultisample(target GLenum, samples int, internalformat GLenum, width, height int) {
C.glRenderbufferStorageMultisample(C.GLenum(target), C.GLsizei(samples), C.GLenum(internalformat), C.GLsizei(width), C.GLsizei(height))
}
// GLsync glFramebufferRenderbuffer(GLenum target, GLenum attachment, GLenum renderbuffertarget, GLuint renderbuffer);
func (rb Renderbuffer) FramebufferRenderbuffer(target, attachment, renderbuffertarget GLenum) /* GLsync */ {
// TODO: sync stuff. return (GLsync)(C.glFramebufferRenderbuffer (C.GLenum(target), C.GLenum(attachment), C.GLenum(renderbuffertarget), C.GLuint(rb)))
C.glFramebufferRenderbuffer(C.GLenum(target), C.GLenum(attachment), C.GLenum(renderbuffertarget), C.GLuint(rb))
}
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