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

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intern/cycles/kernel/svm/svm_attribute.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
/* Attribute Node */ /* Attribute Node */
ccl_device AttributeDescriptor svm_node_attr_init( ccl_device AttributeDescriptor svm_node_attr_init(const KernelGlobals *kg,
KernelGlobals *kg, ShaderData *sd, uint4 node, NodeAttributeOutputType *type, uint *out_offset) ShaderData *sd,
uint4 node,
NodeAttributeOutputType *type,
uint *out_offset)
{ {
*out_offset = node.z; *out_offset = node.z;
*type = (NodeAttributeOutputType)node.w; *type = (NodeAttributeOutputType)node.w;
AttributeDescriptor desc; AttributeDescriptor desc;
if (sd->object != OBJECT_NONE) { if (sd->object != OBJECT_NONE) {
desc = find_attribute(kg, sd, node.y); desc = find_attribute(kg, sd, node.y);
if (desc.offset == ATTR_STD_NOT_FOUND) { if (desc.offset == ATTR_STD_NOT_FOUND) {
desc = attribute_not_found(); desc = attribute_not_found();
desc.offset = 0; desc.offset = 0;
desc.type = (NodeAttributeType)node.w; desc.type = (NodeAttributeType)node.w;
} }
} }
else { else {
/* background */ /* background */
desc = attribute_not_found(); desc = attribute_not_found();
desc.offset = 0; desc.offset = 0;
desc.type = (NodeAttributeType)node.w; desc.type = (NodeAttributeType)node.w;
} }
return desc; return desc;
} }
ccl_device void svm_node_attr(KernelGlobals *kg, ShaderData *sd, float *stack, uint4 node) template<uint node_feature_mask>
ccl_device_noinline void svm_node_attr(const KernelGlobals *kg,
ShaderData *sd,
float *stack,
uint4 node)
{ {
NodeAttributeOutputType type = NODE_ATTR_OUTPUT_FLOAT; NodeAttributeOutputType type = NODE_ATTR_OUTPUT_FLOAT;
uint out_offset = 0; uint out_offset = 0;
AttributeDescriptor desc = svm_node_attr_init(kg, sd, node, &type, &out_offset); AttributeDescriptor desc = svm_node_attr_init(kg, sd, node, &type, &out_offset);
#ifdef __VOLUME__ #ifdef __VOLUME__
if (KERNEL_NODES_FEATURE(VOLUME)) {
/* Volumes /* Volumes
* NOTE: moving this into its own node type might help improve performance. */ * NOTE: moving this into its own node type might help improve performance. */
if (primitive_is_volume_attribute(sd, desc)) { if (primitive_is_volume_attribute(sd, desc)) {
const float4 value = volume_attribute_float4(kg, sd, desc); const float4 value = volume_attribute_float4(kg, sd, desc);
if (type == NODE_ATTR_OUTPUT_FLOAT) { if (type == NODE_ATTR_OUTPUT_FLOAT) {
const float f = volume_attribute_value_to_float(value); const float f = volume_attribute_value_to_float(value);
stack_store_float(stack, out_offset, f); stack_store_float(stack, out_offset, f);
} }
else if (type == NODE_ATTR_OUTPUT_FLOAT3) { else if (type == NODE_ATTR_OUTPUT_FLOAT3) {
const float3 f = volume_attribute_value_to_float3(value); const float3 f = volume_attribute_value_to_float3(value);
stack_store_float3(stack, out_offset, f); stack_store_float3(stack, out_offset, f);
} }
else { else {
const float f = volume_attribute_value_to_alpha(value); const float f = volume_attribute_value_to_alpha(value);
stack_store_float(stack, out_offset, f); stack_store_float(stack, out_offset, f);
} }
return; return;
} }
}
#endif #endif
if (node.y == ATTR_STD_GENERATED && desc.element == ATTR_ELEMENT_NONE) { if (node.y == ATTR_STD_GENERATED && desc.element == ATTR_ELEMENT_NONE) {
/* No generated attribute, fall back to object coordinates. */ /* No generated attribute, fall back to object coordinates. */
float3 f = sd->P; float3 f = sd->P;
object_inverse_position_transform(kg, sd, &f); object_inverse_position_transform(kg, sd, &f);
if (type == NODE_ATTR_OUTPUT_FLOAT) { if (type == NODE_ATTR_OUTPUT_FLOAT) {
stack_store_float(stack, out_offset, average(f)); stack_store_float(stack, out_offset, average(f));
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stack_store_float3(stack, out_offset, f); stack_store_float3(stack, out_offset, f);
} }
else { else {
stack_store_float(stack, out_offset, 1.0f); stack_store_float(stack, out_offset, 1.0f);
} }
} }
} }
ccl_device void svm_node_attr_bump_dx(KernelGlobals *kg, ShaderData *sd, float *stack, uint4 node) ccl_device_noinline void svm_node_attr_bump_dx(const KernelGlobals *kg,
ShaderData *sd,
float *stack,
uint4 node)
{ {
NodeAttributeOutputType type = NODE_ATTR_OUTPUT_FLOAT; NodeAttributeOutputType type = NODE_ATTR_OUTPUT_FLOAT;
uint out_offset = 0; uint out_offset = 0;
AttributeDescriptor desc = svm_node_attr_init(kg, sd, node, &type, &out_offset); AttributeDescriptor desc = svm_node_attr_init(kg, sd, node, &type, &out_offset);
#ifdef __VOLUME__ #ifdef __VOLUME__
/* Volume */ /* Volume */
if (primitive_is_volume_attribute(sd, desc)) { if (primitive_is_volume_attribute(sd, desc)) {
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stack_store_float3(stack, out_offset, f + dx); stack_store_float3(stack, out_offset, f + dx);
} }
else { else {
stack_store_float(stack, out_offset, 1.0f); stack_store_float(stack, out_offset, 1.0f);
} }
} }
} }
ccl_device void svm_node_attr_bump_dy(KernelGlobals *kg, ShaderData *sd, float *stack, uint4 node) ccl_device_noinline void svm_node_attr_bump_dy(const KernelGlobals *kg,
ShaderData *sd,
float *stack,
uint4 node)
{ {
NodeAttributeOutputType type = NODE_ATTR_OUTPUT_FLOAT; NodeAttributeOutputType type = NODE_ATTR_OUTPUT_FLOAT;
uint out_offset = 0; uint out_offset = 0;
AttributeDescriptor desc = svm_node_attr_init(kg, sd, node, &type, &out_offset); AttributeDescriptor desc = svm_node_attr_init(kg, sd, node, &type, &out_offset);
#ifdef __VOLUME__ #ifdef __VOLUME__
/* Volume */ /* Volume */
if (primitive_is_volume_attribute(sd, desc)) { if (primitive_is_volume_attribute(sd, desc)) {
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