Differential D12367 Diff 41308 intern/cycles/kernel/svm/svm_invert.h

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	CCL_NAMESPACE_BEGIN			CCL_NAMESPACE_BEGIN

	ccl_device float invert(float color, float factor)			ccl_device float invert(float color, float factor)
	{			{
	return factor * (1.0f - color) + (1.0f - factor) * color;			return factor * (1.0f - color) + (1.0f - factor) * color;
	}			}

	ccl_device void svm_node_invert(			ccl_device_noinline void svm_node_invert(
	ShaderData sd, float stack, uint in_fac, uint in_color, uint out_color)			ShaderData sd, float stack, uint in_fac, uint in_color, uint out_color)
	{			{
	float factor = stack_load_float(stack, in_fac);			float factor = stack_load_float(stack, in_fac);
	float3 color = stack_load_float3(stack, in_color);			float3 color = stack_load_float3(stack, in_color);

	color.x = invert(color.x, factor);			color.x = invert(color.x, factor);
	color.y = invert(color.y, factor);			color.y = invert(color.y, factor);
	color.z = invert(color.z, factor);			color.z = invert(color.z, factor);

	if (stack_valid(out_color))			if (stack_valid(out_color))
	stack_store_float3(stack, out_color, color);			stack_store_float3(stack, out_color, color);
	}			}

	CCL_NAMESPACE_END			CCL_NAMESPACE_END