def absRewrite(self, node):
if not hasNumArgs(node, 1): return
if self is None:
return True
else:
return glsl.IntrinsicOp('abs', self(node.args))
def samplerTextureLodRewrite(self, node):
if not hasNumArgs(node, 3): return
if self is None:
return True
else:
return glsl.IntrinsicOp('textureLod', [self(arg) for arg in node.args])
def clampRewrite(self, node):
if not hasNumArgs(node, 3): return
if self is None:
return True
else:
return glsl.IntrinsicOp('clamp', self(node.args))
def samplerTextureRewrite(self, node):
if hasNumArgs(node, 2) or hasNumArgs(node, 3):
if self is None:
return True
else:
return glsl.IntrinsicOp('texture', [self(arg) for arg in node.args])
else:
return
def floatPowRewrite(self, node):
if not hasNumArgs(node, 2): return
if self is None:
return True
else:
args = coerceArgs(self, *node.args)
if args is None: return None
return glsl.IntrinsicOp('pow', args)
def refractRewrite(self, node):
if not hasNumArgs(node, 3): return
if self is None:
return True
else:
args = coerceArgs(self, node.args[0], node.args[1])
if args is None: return None
args.append(self(node.args[2]))
return glsl.IntrinsicOp('refract', args)
def randomRewrite(self, node):
if self is None:
return True
else:
return glsl.IntrinsicOp('random', [])
