Differential D2513 Diff 8277 intern/cycles/kernel/svm/svm_noisetex.h

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intern/cycles/kernel/svm/svm_noisetex.h

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	* See the License for the specific language governing permissions and			* See the License for the specific language governing permissions and
	* limitations under the License.			* limitations under the License.
	*/			*/

	CCL_NAMESPACE_BEGIN			CCL_NAMESPACE_BEGIN

	/* Noise */			/* Noise */

	ccl_device_inline void svm_noise(float3 p, float detail, float distortion, float fac, float3 color)
	{
	int hard = 0;

	if(distortion != 0.0f) {
	float3 r, offset = make_float3(13.5f, 13.5f, 13.5f);

	r.x = noise(p + offset) * distortion;
	r.y = noise(p) * distortion;
	r.z = noise(p - offset) * distortion;

	p += r;
	}

	*fac = noise_turbulence(p, detail, hard);
	color = make_float3(fac,
	noise_turbulence(make_float3(p.y, p.x, p.z), detail, hard),
	noise_turbulence(make_float3(p.y, p.z, p.x), detail, hard));
	}

	ccl_device void svm_node_tex_noise(KernelGlobals kg, ShaderData sd, float stack, uint4 node, int offset)			ccl_device void svm_node_tex_noise(KernelGlobals kg, ShaderData sd, float stack, uint4 node, int offset)
	{			{
	uint co_offset, scale_offset, detail_offset, distortion_offset, fac_offset, color_offset;			uint co_offset, scale_offset, detail_offset, distortion_offset, fac_offset, color_offset;

	decode_node_uchar4(node.y, &co_offset, &scale_offset, &detail_offset, &distortion_offset);			decode_node_uchar4(node.y, &co_offset, &scale_offset, &detail_offset, &distortion_offset);
				decode_node_uchar4(node.z, &color_offset, &fac_offset, NULL, NULL);

	uint4 node2 = read_node(kg, offset);			uint4 node2 = read_node(kg, offset);

	float scale = stack_load_float_default(stack, scale_offset, node2.x);			float scale = stack_load_float_default(stack, scale_offset, node2.x);
	float detail = stack_load_float_default(stack, detail_offset, node2.y);			float detail = stack_load_float_default(stack, detail_offset, node2.y);
	float distortion = stack_load_float_default(stack, distortion_offset, node2.z);			float distortion = stack_load_float_default(stack, distortion_offset, node2.z);
	float3 co = stack_load_float3(stack, co_offset);			float3 p = stack_load_float3(stack, co_offset) * scale;
				int hard = 0;

				if(distortion != 0.0f) {
				float3 r, offset = make_float3(13.5f, 13.5f, 13.5f);

	float3 color;			r.x = noise(p + offset) * distortion;
	float f;			r.y = noise(p) * distortion;
				r.z = noise(p - offset) * distortion;

	svm_noise(co*scale, detail, distortion, &f, &color);			p += r;
				}

	decode_node_uchar4(node.z, &color_offset, &fac_offset, NULL, NULL);			float f = noise_turbulence(p, detail, hard);

	if(stack_valid(fac_offset))			if(stack_valid(fac_offset)) {
	stack_store_float(stack, fac_offset, f);			stack_store_float(stack, fac_offset, f);
	if(stack_valid(color_offset))			}
				if(stack_valid(color_offset)) {
				float3 color = make_float3(f,
				noise_turbulence(make_float3(p.y, p.x, p.z), detail, hard),
				noise_turbulence(make_float3(p.y, p.z, p.x), detail, hard));
	stack_store_float3(stack, color_offset, color);			stack_store_float3(stack, color_offset, color);
	}			}
				}

	CCL_NAMESPACE_END			CCL_NAMESPACE_END