Differential D4375 Diff 13751 intern/cycles/kernel/svm/svm_bump.h

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Show All 24 Lines	ccl_device void svm_node_enter_bump_eval(KernelGlobals kg, ShaderData sd, float *stack, uint offset)
stack_store_float3(stack, offset+3, sd->dP.dx);		stack_store_float3(stack, offset+3, sd->dP.dx);
stack_store_float3(stack, offset+6, sd->dP.dy);		stack_store_float3(stack, offset+6, sd->dP.dy);

/* set state as if undisplaced */		/* set state as if undisplaced */
const AttributeDescriptor desc = find_attribute(kg, sd, ATTR_STD_POSITION_UNDISPLACED);		const AttributeDescriptor desc = find_attribute(kg, sd, ATTR_STD_POSITION_UNDISPLACED);

if(desc.offset != ATTR_STD_NOT_FOUND) {		if(desc.offset != ATTR_STD_NOT_FOUND) {
float3 P, dPdx, dPdy;		float3 P, dPdx, dPdy;
P = primitive_attribute_float3(kg, sd, desc, &dPdx, &dPdy);		P = primitive_surface_attribute_float3(kg, sd, desc, &dPdx, &dPdy);

object_position_transform(kg, sd, &P);		object_position_transform(kg, sd, &P);
object_dir_transform(kg, sd, &dPdx);		object_dir_transform(kg, sd, &dPdx);
object_dir_transform(kg, sd, &dPdy);		object_dir_transform(kg, sd, &dPdy);

sd->P = P;		sd->P = P;
sd->dP.dx = dPdx;		sd->dP.dx = dPdx;
sd->dP.dy = dPdy;		sd->dP.dy = dPdy;
Show All 12 Lines