func CopyTexSubImage2D(target Enum, level, xoffset, yoffset, x, y, width, height int) {
defer func() {
errstr := errDrain()
log.Printf("gl.CopyTexSubImage2D(%v, %v, %v, %v, %v, %v, %v, %v) %v", target, level, xoffset, yoffset, x, y, width, height, errstr)
}()
C.glCopyTexSubImage2D(target.c(), C.GLint(level), C.GLint(xoffset), C.GLint(yoffset), C.GLint(x), C.GLint(y), C.GLsizei(width), C.GLsizei(height))
}
func CopyTexSubImage2D(target uint, level, xoffset, yoffset,
x, y, width, height int) {
C.glCopyTexSubImage2D(
C.GLenum(target), C.GLint(level),
C.GLint(xoffset), C.GLint(yoffset),
C.GLint(x), C.GLint(y), C.GLsizei(width), C.GLsizei(height))
}
func CopyTexSubImage2D(
target Enum, level int32, xoffset int32,
yoffset int32, x int32, y int32, width Sizei, height Sizei) {
C.glCopyTexSubImage2D(
C.GLenum(target),
C.GLint(level),
C.GLint(xoffset),
C.GLint(yoffset),
C.GLint(x),
C.GLint(y),
C.GLsizei(width),
C.GLsizei(height))
}
//void glCopyTexSubImage2D (GLenum target, int level, int xoffset, int yoffset, int x, int y, int width, int height)
func CopyTexSubImage2D(target GLenum, level int, xoffset int, yoffset int, x int, y int, width int, height int) {
C.glCopyTexSubImage2D(C.GLenum(target), C.GLint(level), C.GLint(xoffset), C.GLint(yoffset), C.GLint(x), C.GLint(y), C.GLsizei(width), C.GLsizei(height))
}