diff options
Diffstat (limited to 'source/blender/makesrna/intern/rna_rna.c')
-rw-r--r-- | source/blender/makesrna/intern/rna_rna.c | 1009 |
1 files changed, 1009 insertions, 0 deletions
diff --git a/source/blender/makesrna/intern/rna_rna.c b/source/blender/makesrna/intern/rna_rna.c index 507262675b3..3bcdd971ed2 100644 --- a/source/blender/makesrna/intern/rna_rna.c +++ b/source/blender/makesrna/intern/rna_rna.c @@ -107,6 +107,8 @@ const EnumPropertyItem rna_enum_property_unit_items[] = { #include "MEM_guardedalloc.h" #include "BLI_ghash.h" +#include "BKE_library_override.h" + /* Struct */ static void rna_Struct_identifier_get(PointerRNA *ptr, char *value) @@ -564,6 +566,13 @@ static int rna_Property_animatable_get(PointerRNA *ptr) return (prop->flag & PROP_ANIMATABLE) != 0; } +static int rna_Property_overridable_get(PointerRNA *ptr) +{ + PropertyRNA *prop = (PropertyRNA *)ptr->data; + + return (prop->flag & PROP_OVERRIDABLE) != 0; +} + static int rna_Property_use_output_get(PointerRNA *ptr) { PropertyRNA *prop = (PropertyRNA *)ptr->data; @@ -1082,6 +1091,1001 @@ static int rna_BlenderRNA_structs_lookup_string(PointerRNA *ptr, const char *key return false; } +/* Default override (and compare) callbacks. */ + +/* Used for both Pointer and Collection properties. */ +static int rna_property_override_equals_propptr( + PointerRNA *propptr_a, PointerRNA *propptr_b, eRNACompareMode mode, + IDOverrideStatic *override, const char *rna_path, bool *r_override_changed, const int flags) +{ + bool is_id = false; + bool is_type_null = false; + + /* Beware, PointerRNA_NULL has no type and is considered a 'blank page'! */ + if (propptr_a->type == NULL) { + if (propptr_b->type == NULL) { + if (r_override_changed) { + *r_override_changed = false; + } + return 0; + } + is_id = RNA_struct_is_ID(propptr_b->type); + is_type_null = true; + } + else { + is_id = RNA_struct_is_ID(propptr_a->type); + is_type_null = (propptr_b->type == NULL); + } + + if (is_id) { + BLI_assert(propptr_a->data == propptr_a->id.data && propptr_b->data == propptr_b->id.data); + } + + if (override) { + if (rna_path) { + if (is_type_null || is_id) { + /* In case this is an ID (or one of the pointers is NULL), do not compare structs! + * This is a quite safe path to infinite loop. + * Instead, just compare pointers themselves (we assume sub-ID structs cannot loop). */ + const int comp = (propptr_a->data != propptr_b->data); + + if (comp != 0 && rna_path) { + bool created = false; + IDOverrideStaticProperty *op = BKE_override_static_property_get(override, rna_path, &created); + + if (op != NULL && created) { /* If not yet overridden... */ + BKE_override_static_property_operation_get( + op, IDOVERRIDESTATIC_OP_REPLACE, NULL, NULL, -1, -1, true, NULL, NULL); + if (r_override_changed) { + *r_override_changed = created; + } + } + } + + return comp; + } + else { + const bool changed = RNA_struct_auto_override(propptr_a, propptr_b, override, rna_path); + if (r_override_changed) { + *r_override_changed = *r_override_changed || changed; + } + /* XXX Simplification here, if no override was added we assume they are equal, + * this may not be good behavior, time will say. */ + return !changed; + } + } + else { + return !RNA_struct_override_matches( + propptr_a, propptr_b, override, + flags & RNA_OVERRIDE_COMPARE_IGNORE_NON_OVERRIDABLE, + flags & RNA_OVERRIDE_COMPARE_IGNORE_OVERRIDDEN); + } + } + else { + return !RNA_struct_equals(propptr_a, propptr_b, mode); + } +} + +static char *rna_path_collection_prop_item_extend(const char *rna_path_prop, const char *item_name) +{ + const size_t esc_item_name_len = strlen(item_name) * 2; + char *esc_item_name = alloca(sizeof(*esc_item_name) * esc_item_name_len); + BLI_strescape(esc_item_name, item_name, esc_item_name_len); + return BLI_sprintfN("%s[\"%s\"]", rna_path_prop, esc_item_name); +} + +int rna_property_override_diff_default(PointerRNA *ptr_a, PointerRNA *ptr_b, + PropertyRNA *prop_a, PropertyRNA *prop_b, + const int len_a, const int len_b, + const int mode, + IDOverrideStatic *override, const char *rna_path, + const int flags, bool *r_override_changed) +{ + BLI_assert(len_a == len_b); + + switch (RNA_property_type(prop_a)) { + case PROP_BOOLEAN: + { + if (len_a) { + int array_stack_a[RNA_STACK_ARRAY], array_stack_b[RNA_STACK_ARRAY]; + int *array_a, *array_b; + + array_a = (len_a > RNA_STACK_ARRAY) ? MEM_mallocN(sizeof(int) * len_a, "RNA equals") : array_stack_a; + array_b = (len_b > RNA_STACK_ARRAY) ? MEM_mallocN(sizeof(int) * len_b, "RNA equals") : array_stack_b; + + RNA_property_boolean_get_array(ptr_a, prop_a, array_a); + RNA_property_boolean_get_array(ptr_b, prop_b, array_b); + + const int comp = memcmp(array_a, array_b, sizeof(int) * len_a); + + if (comp != 0 && rna_path) { + /* XXX TODO this will have to be refined to handle array items */ + bool created = false; + IDOverrideStaticProperty *op = BKE_override_static_property_get(override, rna_path, &created); + + if (op != NULL && created) { + BKE_override_static_property_operation_get( + op, IDOVERRIDESTATIC_OP_REPLACE, NULL, NULL, -1, -1, true, NULL, NULL); + if (r_override_changed) { + *r_override_changed = created; + } + } + else { + /* Already overriden prop, we'll have to check arrays items etc. */ + } + } + + if (array_a != array_stack_a) MEM_freeN(array_a); + if (array_b != array_stack_b) MEM_freeN(array_b); + + return comp; + } + else { + const int value_a = RNA_property_boolean_get(ptr_a, prop_a); + const int value_b = RNA_property_boolean_get(ptr_b, prop_b); + const int comp = (value_a < value_b) ? -1 : (value_a > value_b) ? 1 : 0; + + if (comp != 0 && rna_path) { + bool created = false; + IDOverrideStaticProperty *op = BKE_override_static_property_get(override, rna_path, &created); + + if (op != NULL && created) { /* If not yet overridden... */ + BKE_override_static_property_operation_get( + op, IDOVERRIDESTATIC_OP_REPLACE, NULL, NULL, -1, -1, true, NULL, NULL); + if (r_override_changed) { + *r_override_changed = created; + } + } + } + + return comp; + } + } + + case PROP_INT: + { + if (len_a) { + int array_stack_a[RNA_STACK_ARRAY], array_stack_b[RNA_STACK_ARRAY]; + int *array_a, *array_b; + + array_a = (len_a > RNA_STACK_ARRAY) ? MEM_mallocN(sizeof(int) * len_a, "RNA equals") : array_stack_a; + array_b = (len_b > RNA_STACK_ARRAY) ? MEM_mallocN(sizeof(int) * len_b, "RNA equals") : array_stack_b; + + RNA_property_int_get_array(ptr_a, prop_a, array_a); + RNA_property_int_get_array(ptr_b, prop_b, array_b); + + const int comp = memcmp(array_a, array_b, sizeof(int) * len_a); + + if (comp != 0 && rna_path) { + /* XXX TODO this will have to be refined to handle array items */ + bool created = false; + IDOverrideStaticProperty *op = BKE_override_static_property_get(override, rna_path, &created); + + if (op != NULL && created) { + BKE_override_static_property_operation_get( + op, IDOVERRIDESTATIC_OP_REPLACE, NULL, NULL, -1, -1, true, NULL, NULL); + if (r_override_changed) { + *r_override_changed = created; + } + } + else { + /* Already overriden prop, we'll have to check arrays items etc. */ + } + } + + if (array_a != array_stack_a) MEM_freeN(array_a); + if (array_b != array_stack_b) MEM_freeN(array_b); + + return comp; + } + else { + const int value_a = RNA_property_int_get(ptr_a, prop_a); + const int value_b = RNA_property_int_get(ptr_b, prop_b); + const int comp = (value_a < value_b) ? -1 : (value_a > value_b) ? 1 : 0; + + if (comp != 0 && rna_path) { + bool created = false; + IDOverrideStaticProperty *op = BKE_override_static_property_get(override, rna_path, &created); + + if (op != NULL && created) { /* If not yet overridden... */ + BKE_override_static_property_operation_get( + op, IDOVERRIDESTATIC_OP_REPLACE, NULL, NULL, -1, -1, true, NULL, NULL); + if (r_override_changed) { + *r_override_changed = created; + } + } + } + + return comp; + } + } + + case PROP_FLOAT: + { + const bool is_proportional = (prop_a->flag & PROP_PROPORTIONAL) != 0; + if (len_a) { + float array_stack_a[RNA_STACK_ARRAY], array_stack_b[RNA_STACK_ARRAY]; + float *array_a, *array_b; + + array_a = (len_a > RNA_STACK_ARRAY) ? MEM_mallocN(sizeof(float) * len_a, "RNA equals") : array_stack_a; + array_b = (len_b > RNA_STACK_ARRAY) ? MEM_mallocN(sizeof(float) * len_b, "RNA equals") : array_stack_b; + + RNA_property_float_get_array(ptr_a, prop_a, array_a); + RNA_property_float_get_array(ptr_b, prop_b, array_b); + + const int comp = memcmp(array_a, array_b, sizeof(float) * len_a); + + if (comp != 0 && rna_path) { + /* XXX TODO this will have to be refined to handle array items */ + bool created = false; + IDOverrideStaticProperty *op = BKE_override_static_property_get(override, rna_path, &created); + + if (op != NULL && created) { + BKE_override_static_property_operation_get( + op, is_proportional ? IDOVERRIDESTATIC_OP_MULTIPLY : IDOVERRIDESTATIC_OP_REPLACE, + NULL, NULL, -1, -1, true, NULL, NULL); + if (r_override_changed) { + *r_override_changed = created; + } + } + else { + /* Already overriden prop, we'll have to check arrays items etc. */ + } + } + + if (array_a != array_stack_a) MEM_freeN(array_a); + if (array_b != array_stack_b) MEM_freeN(array_b); + + return comp; + } + else { + const float value_a = RNA_property_float_get(ptr_a, prop_a); + const float value_b = RNA_property_float_get(ptr_b, prop_b); + const int comp = (value_a < value_b) ? -1 : (value_a > value_b) ? 1 : 0; + + if (comp != 0 && rna_path) { + bool created = false; + IDOverrideStaticProperty *op = BKE_override_static_property_get(override, rna_path, &created); + + if (op != NULL && created) { /* If not yet overridden... */ + BKE_override_static_property_operation_get( + op, is_proportional ? IDOVERRIDESTATIC_OP_MULTIPLY : IDOVERRIDESTATIC_OP_REPLACE, + NULL, NULL, -1, -1, true, NULL, NULL); + if (r_override_changed) { + *r_override_changed = created; + } + } + } + + return comp ; + } + } + + case PROP_ENUM: + { + const int value_a = RNA_property_enum_get(ptr_a, prop_a); + const int value_b = RNA_property_enum_get(ptr_b, prop_b); + const int comp = value_a != value_b; + + if (comp != 0 && rna_path) { + bool created = false; + IDOverrideStaticProperty *op = BKE_override_static_property_get(override, rna_path, &created); + + if (op != NULL && created) { /* If not yet overridden... */ + BKE_override_static_property_operation_get( + op, IDOVERRIDESTATIC_OP_REPLACE, NULL, NULL, -1, -1, true, NULL, NULL); + if (r_override_changed) { + *r_override_changed = created; + } + } + } + + return comp; + } + + case PROP_STRING: + { + char fixed_a[128], fixed_b[128]; + int len_str_a, len_str_b; + char *value_a = RNA_property_string_get_alloc(ptr_a, prop_a, fixed_a, sizeof(fixed_a), &len_str_a); + char *value_b = RNA_property_string_get_alloc(ptr_b, prop_b, fixed_b, sizeof(fixed_b), &len_str_b); + const int comp = strcmp(value_a, value_b); + + if (comp != 0 && rna_path) { + bool created = false; + IDOverrideStaticProperty *op = BKE_override_static_property_get(override, rna_path, &created); + + if (op != NULL && created) { /* If not yet overridden... */ + BKE_override_static_property_operation_get( + op, IDOVERRIDESTATIC_OP_REPLACE, NULL, NULL, -1, -1, true, NULL, NULL); + if (r_override_changed) { + *r_override_changed = created; + } + } + } + + if (value_a != fixed_a) MEM_freeN(value_a); + if (value_b != fixed_b) MEM_freeN(value_b); + + return comp; + } + + case PROP_POINTER: + { + if (STREQ(RNA_property_identifier(prop_a), "rna_type")) { + /* Dummy 'pass' answer, this is a meta-data and must be ignored... */ + return 0; + } + else { + PointerRNA propptr_a = RNA_property_pointer_get(ptr_a, prop_a); + PointerRNA propptr_b = RNA_property_pointer_get(ptr_b, prop_b); + return rna_property_override_equals_propptr( + &propptr_a, &propptr_b, mode, + override, rna_path, r_override_changed, flags); + } + break; + } + + case PROP_COLLECTION: + { + bool equals = true; + int idx = 0; + + CollectionPropertyIterator iter_a, iter_b; + RNA_property_collection_begin(ptr_a, prop_a, &iter_a); + RNA_property_collection_begin(ptr_b, prop_b, &iter_b); + + for (; iter_a.valid && iter_b.valid; + RNA_property_collection_next(&iter_a), RNA_property_collection_next(&iter_b), idx++) + { + char *extended_rna_path = NULL; + + if (iter_a.ptr.type != iter_b.ptr.type) { + /* nothing we can do (for until we support adding/removing from collections), skip it. */ + equals = false; + continue; + } + + PropertyRNA *propname = RNA_struct_name_property(iter_a.ptr.type); + char propname_buff_a[256], propname_buff_b[256]; + char *propname_a = NULL, *propname_b = NULL; + + if (propname != NULL) { + propname_a = RNA_property_string_get_alloc(&iter_a.ptr, propname, propname_buff_a, sizeof(propname_buff_a), NULL); + propname_b = RNA_property_string_get_alloc(&iter_b.ptr, propname, propname_buff_b, sizeof(propname_buff_b), NULL); + if (!STREQ(propname_a, propname_b)) { + /* Same as above, not same structs. */ + equals = false; + } + else if (rna_path) { + extended_rna_path = rna_path_collection_prop_item_extend(rna_path, propname_a); + } + } + else { /* Based on index... */ + if (rna_path) { + extended_rna_path = BLI_sprintfN("%s[%d]", rna_path, idx); + } + } + + if (equals) { + const int eq = rna_property_override_equals_propptr( + &iter_a.ptr, &iter_b.ptr, mode, + override, extended_rna_path, r_override_changed, flags); + equals = equals && eq; + } + + if (propname_a != propname_buff_a) { + MEM_freeN(propname_a); + } + if (propname_b != propname_buff_b) { + MEM_freeN(propname_b); + } + MEM_SAFE_FREE(extended_rna_path); + + if (!rna_path && !equals) { + break; /* Early out in case we do not want to loop over whole collection. */ + } + } + + equals = equals && !(iter_a.valid || iter_b.valid); /* Not same number of items in both collections... */ + RNA_property_collection_end(&iter_a); + RNA_property_collection_end(&iter_b); + + return (equals == false); + } + + default: + break; + } + + return 0; +} + +bool rna_property_override_store_default( + PointerRNA *ptr_local, PointerRNA *ptr_reference, PointerRNA *ptr_storage, + PropertyRNA *prop_local, PropertyRNA *prop_reference, PropertyRNA *prop_storage, + const int len_local, const int len_reference, const int len_storage, + IDOverrideStaticPropertyOperation *opop) +{ + BLI_assert(len_local == len_reference && (!ptr_storage || len_local == len_storage)); + + bool changed = false; + const int index = opop->subitem_reference_index; + + if (!ELEM(opop->operation, IDOVERRIDESTATIC_OP_ADD, IDOVERRIDESTATIC_OP_SUBTRACT, IDOVERRIDESTATIC_OP_MULTIPLY)) { + return changed; + } + + /* XXX TODO About range limits. + * Ideally, it woudl be great to get rid of RNA range in that specific case. + * However, this won't be that easy and will add yet another layer of complexity in generated code, + * not to mention that we could most likely *not* bypass custom setters anyway. + * So for now, if needed second operand value is not in valid range, we simply fall back + * to a mere REPLACE operation. + * Time will say whether this is acceptable limitation or not. */ + switch (RNA_property_type(prop_local)) { + case PROP_BOOLEAN: + /* TODO support boolean ops? Really doubt this would ever be useful though... */ + BLI_assert(0 && "Boolean properties support no override diff operation"); + break; + case PROP_INT: + { + int prop_min, prop_max; + RNA_property_int_range(ptr_local, prop_local, &prop_min, &prop_max); + + if (len_local) { + if (index == -1) { + int array_stack_a[RNA_STACK_ARRAY], array_stack_b[RNA_STACK_ARRAY]; + int *array_a, *array_b; + + array_a = (len_local > RNA_STACK_ARRAY) ? MEM_mallocN(sizeof(*array_a) * len_local, __func__) : array_stack_a; + RNA_property_int_get_array(ptr_reference, prop_reference, array_a); + + switch (opop->operation) { + case IDOVERRIDESTATIC_OP_ADD: + case IDOVERRIDESTATIC_OP_SUBTRACT: + { + const int fac = opop->operation == IDOVERRIDESTATIC_OP_ADD ? 1 : -1; + const int other_op = opop->operation == IDOVERRIDESTATIC_OP_ADD ? IDOVERRIDESTATIC_OP_SUBTRACT : IDOVERRIDESTATIC_OP_ADD; + bool do_set = true; + array_b = (len_local > RNA_STACK_ARRAY) ? MEM_mallocN(sizeof(*array_b) * len_local, __func__) : array_stack_b; + RNA_property_int_get_array(ptr_local, prop_local, array_b); + for (int i = len_local; i--;) { + array_b[i] = fac * (array_b[i] - array_a[i]); + if (array_b[i] < prop_min || array_b[i] > prop_max) { + opop->operation = other_op; + for (int j = len_local; j--;) { + array_b[j] = j >= i ? -array_b[j] : fac * (array_a[j] - array_b[j]); + if (array_b[j] < prop_min || array_b[j] > prop_max) { + /* We failed to find a suitable diff op, + * fall back to plain REPLACE one. */ + opop->operation = IDOVERRIDESTATIC_OP_REPLACE; + do_set = false; + break; + } + } + break; + } + } + if (do_set) { + changed = true; + RNA_property_int_set_array(ptr_storage, prop_storage, array_b); + } + if (array_b != array_stack_b) MEM_freeN(array_b); + break; + } + default: + BLI_assert(0 && "Unsupported RNA override diff operation on integer"); + break; + } + + if (array_a != array_stack_a) MEM_freeN(array_a); + } + else { + const int value = RNA_property_int_get_index(ptr_reference, prop_reference, index); + + switch (opop->operation) { + case IDOVERRIDESTATIC_OP_ADD: + case IDOVERRIDESTATIC_OP_SUBTRACT: + { + const int fac = opop->operation == IDOVERRIDESTATIC_OP_ADD ? 1 : -1; + const int other_op = opop->operation == IDOVERRIDESTATIC_OP_ADD ? IDOVERRIDESTATIC_OP_SUBTRACT : IDOVERRIDESTATIC_OP_ADD; + int b = fac * (RNA_property_int_get_index(ptr_local, prop_local, index) - value); + if (b < prop_min || b > prop_max) { + opop->operation = other_op; + b = -b; + if (b < prop_min || b > prop_max) { + opop->operation = IDOVERRIDESTATIC_OP_REPLACE; + break; + } + } + changed = true; + RNA_property_int_set_index(ptr_storage, prop_storage, index, b); + break; + } + default: + BLI_assert(0 && "Unsupported RNA override diff operation on integer"); + break; + } + } + } + else { + const int value = RNA_property_int_get(ptr_reference, prop_reference); + + switch (opop->operation) { + case IDOVERRIDESTATIC_OP_ADD: + case IDOVERRIDESTATIC_OP_SUBTRACT: + { + const int fac = opop->operation == IDOVERRIDESTATIC_OP_ADD ? 1 : -1; + const int other_op = opop->operation == IDOVERRIDESTATIC_OP_ADD ? IDOVERRIDESTATIC_OP_SUBTRACT : IDOVERRIDESTATIC_OP_ADD; + int b = fac * (RNA_property_int_get(ptr_local, prop_local) - value); + if (b < prop_min || b > prop_max) { + opop->operation = other_op; + b = -b; + if (b < prop_min || b > prop_max) { + opop->operation = IDOVERRIDESTATIC_OP_REPLACE; + break; + } + } + changed = true; + RNA_property_int_set(ptr_storage, prop_storage, b); + break; + } + default: + BLI_assert(0 && "Unsupported RNA override diff operation on integer"); + break; + } + } + break; + } + case PROP_FLOAT: + { + float prop_min, prop_max; + RNA_property_float_range(ptr_local, prop_local, &prop_min, &prop_max); + + if (len_local) { + if (index == -1) { + float array_stack_a[RNA_STACK_ARRAY], array_stack_b[RNA_STACK_ARRAY]; + float *array_a, *array_b; + + array_a = (len_local > RNA_STACK_ARRAY) ? MEM_mallocN(sizeof(*array_a) * len_local, __func__) : array_stack_a; + + RNA_property_float_get_array(ptr_reference, prop_reference, array_a); + switch (opop->operation) { + case IDOVERRIDESTATIC_OP_ADD: + case IDOVERRIDESTATIC_OP_SUBTRACT: + { + const float fac = opop->operation == IDOVERRIDESTATIC_OP_ADD ? 1.0 : -1.0; + const int other_op = opop->operation == IDOVERRIDESTATIC_OP_ADD ? IDOVERRIDESTATIC_OP_SUBTRACT : IDOVERRIDESTATIC_OP_ADD; + bool do_set = true; + array_b = (len_local > RNA_STACK_ARRAY) ? MEM_mallocN(sizeof(*array_b) * len_local, __func__) : array_stack_b; + RNA_property_float_get_array(ptr_local, prop_local, array_b); + for (int i = len_local; i--;) { + array_b[i] = fac * (array_b[i] - array_a[i]); + if (array_b[i] < prop_min || array_b[i] > prop_max) { + opop->operation = other_op; + for (int j = len_local; j--;) { + array_b[j] = j >= i ? -array_b[j] : fac * (array_a[j] - array_b[j]); + if (array_b[j] < prop_min || array_b[j] > prop_max) { + /* We failed to find a suitable diff op, + * fall back to plain REPLACE one. */ + opop->operation = IDOVERRIDESTATIC_OP_REPLACE; + do_set = false; + break; + } + } + break; + } + } + if (do_set) { + changed = true; + RNA_property_float_set_array(ptr_storage, prop_storage, array_b); + } + if (array_b != array_stack_b) MEM_freeN(array_b); + break; + } + case IDOVERRIDESTATIC_OP_MULTIPLY: + { + bool do_set = true; + array_b = (len_local > RNA_STACK_ARRAY) ? MEM_mallocN(sizeof(*array_b) * len_local, __func__) : array_stack_b; + RNA_property_float_get_array(ptr_local, prop_local, array_b); + for (int i = len_local; i--;) { + array_b[i] = array_a[i] == 0.0f ? array_b[i] : array_b[i] / array_a[i]; + if (array_b[i] < prop_min || array_b[i] > prop_max) { + opop->operation = IDOVERRIDESTATIC_OP_REPLACE; + do_set = false; + break; + } + } + if (do_set) { + changed = true; + RNA_property_float_set_array(ptr_storage, prop_storage, array_b); + } + if (array_b != array_stack_b) MEM_freeN(array_b); + break; + } + default: + BLI_assert(0 && "Unsupported RNA override diff operation on float"); + break; + } + + if (array_a != array_stack_a) MEM_freeN(array_a); + } + else { + const float value = RNA_property_float_get_index(ptr_reference, prop_reference, index); + + switch (opop->operation) { + case IDOVERRIDESTATIC_OP_ADD: + case IDOVERRIDESTATIC_OP_SUBTRACT: + { + const float fac = opop->operation == IDOVERRIDESTATIC_OP_ADD ? 1.0f : -1.0f; + const int other_op = opop->operation == IDOVERRIDESTATIC_OP_ADD ? IDOVERRIDESTATIC_OP_SUBTRACT : IDOVERRIDESTATIC_OP_ADD; + float b = fac * (RNA_property_float_get_index(ptr_local, prop_local, index) - value); + if (b < prop_min || b > prop_max) { + opop->operation = other_op; + b = -b; + if (b < prop_min || b > prop_max) { + opop->operation = IDOVERRIDESTATIC_OP_REPLACE; + break; + } + } + changed = true; + RNA_property_float_set_index(ptr_storage, prop_storage, index, b); + break; + } + case IDOVERRIDESTATIC_OP_MULTIPLY: + { + const float b = RNA_property_float_get_index(ptr_local, prop_local, index) / (value == 0.0f ? 1.0f : value); + if (b < prop_min || b > prop_max) { + opop->operation = IDOVERRIDESTATIC_OP_REPLACE; + break; + } + changed = true; + RNA_property_float_set_index(ptr_storage, prop_storage, index, b); + break; + } + default: + BLI_assert(0 && "Unsupported RNA override diff operation on float"); + break; + } + } + } + else { + const float value = RNA_property_float_get(ptr_reference, prop_reference); + + switch (opop->operation) { + case IDOVERRIDESTATIC_OP_ADD: + case IDOVERRIDESTATIC_OP_SUBTRACT: + { + const float fac = opop->operation == IDOVERRIDESTATIC_OP_ADD ? 1.0f : -1.0f; + const int other_op = opop->operation == IDOVERRIDESTATIC_OP_ADD ? IDOVERRIDESTATIC_OP_SUBTRACT : IDOVERRIDESTATIC_OP_ADD; + float b = fac * (RNA_property_float_get(ptr_local, prop_local) - value); + if (b < prop_min || b > prop_max) { + opop->operation = other_op; + b = -b; + if (b < prop_min || b > prop_max) { + opop->operation = IDOVERRIDESTATIC_OP_REPLACE; + break; + } + } + changed = true; + RNA_property_float_set(ptr_storage, prop_storage, b); + break; + } + case IDOVERRIDESTATIC_OP_MULTIPLY: + { + const float b = RNA_property_float_get(ptr_local, prop_local) / (value == 0.0f ? 1.0f : value); + if (b < prop_min || b > prop_max) { + opop->operation = IDOVERRIDESTATIC_OP_REPLACE; + break; + } + changed = true; + RNA_property_float_set(ptr_storage, prop_storage, b); + break; + } + default: + BLI_assert(0 && "Unsupported RNA override diff operation on float"); + break; + } + } + return true; + } + case PROP_ENUM: + /* TODO support add/sub, for bitflags? */ + BLI_assert(0 && "Enum properties support no override diff operation"); + break; + case PROP_POINTER: + BLI_assert(0 && "Pointer properties support no override diff operation"); + break; + case PROP_STRING: + BLI_assert(0 && "String properties support no override diff operation"); + break; + case PROP_COLLECTION: + /* XXX TODO support this of course... */ + BLI_assert(0 && "Collection properties support no override diff operation"); + break; + default: + break; + } + + return changed; +} + +bool rna_property_override_apply_default( + PointerRNA *ptr_dst, PointerRNA *ptr_src, PointerRNA *ptr_storage, + PropertyRNA *prop_dst, PropertyRNA *prop_src, PropertyRNA *prop_storage, + const int len_dst, const int len_src, const int len_storage, + IDOverrideStaticPropertyOperation *opop) +{ + BLI_assert(len_dst == len_src && (!ptr_storage || len_dst == len_storage)); + + const int index = opop->subitem_reference_index; + const short override_op = opop->operation; + + switch (RNA_property_type(prop_dst)) { + case PROP_BOOLEAN: + if (len_dst) { + if (index == -1) { + int array_stack_a[RNA_STACK_ARRAY]; + int *array_a; + + array_a = (len_dst > RNA_STACK_ARRAY) ? MEM_mallocN(sizeof(*array_a) * len_dst, __func__) : array_stack_a; + + RNA_property_boolean_get_array(ptr_src, prop_src, array_a); + + switch (override_op) { + case IDOVERRIDESTATIC_OP_REPLACE: + RNA_property_boolean_set_array(ptr_dst, prop_dst, array_a); + break; + default: + BLI_assert(0 && "Unsupported RNA override operation on boolean"); + return false; + } + + if (array_a != array_stack_a) MEM_freeN(array_a); + } + else { + const int value = RNA_property_boolean_get_index(ptr_src, prop_src, index); + + switch (override_op) { + case IDOVERRIDESTATIC_OP_REPLACE: + RNA_property_boolean_set_index(ptr_dst, prop_dst, index, value); + break; + default: + BLI_assert(0 && "Unsupported RNA override operation on boolean"); + return false; + } + } + } + else { + const int value = RNA_property_boolean_get(ptr_src, prop_src); + + switch (override_op) { + case IDOVERRIDESTATIC_OP_REPLACE: + RNA_property_boolean_set(ptr_dst, prop_dst, value); + break; + default: + BLI_assert(0 && "Unsupported RNA override operation on boolean"); + return false; + } + } + return true; + case PROP_INT: + if (len_dst) { + if (index == -1) { + int array_stack_a[RNA_STACK_ARRAY], array_stack_b[RNA_STACK_ARRAY]; + int *array_a, *array_b; + + array_a = (len_dst > RNA_STACK_ARRAY) ? MEM_mallocN(sizeof(*array_a) * len_dst, __func__) : array_stack_a; + + switch (override_op) { + case IDOVERRIDESTATIC_OP_REPLACE: + RNA_property_int_get_array(ptr_src, prop_src, array_a); + RNA_property_int_set_array(ptr_dst, prop_dst, array_a); + break; + case IDOVERRIDESTATIC_OP_ADD: + case IDOVERRIDESTATIC_OP_SUBTRACT: + RNA_property_int_get_array(ptr_dst, prop_dst, array_a); + array_b = (len_dst > RNA_STACK_ARRAY) ? MEM_mallocN(sizeof(*array_b) * len_dst, __func__) : array_stack_b; + RNA_property_int_get_array(ptr_storage, prop_storage, array_b); + if (override_op == IDOVERRIDESTATIC_OP_ADD) { + for (int i = len_dst; i--;) array_a[i] += array_b[i]; + } + else { + for (int i = len_dst; i--;) array_a[i] -= array_b[i]; + } + RNA_property_int_set_array(ptr_dst, prop_dst, array_a); + if (array_b != array_stack_b) MEM_freeN(array_b); + break; + default: + BLI_assert(0 && "Unsupported RNA override operation on integer"); + return false; + } + + if (array_a != array_stack_a) MEM_freeN(array_a); + } + else { + const int storage_value = ptr_storage ? RNA_property_int_get_index(ptr_storage, prop_storage, index) : 0; + + switch (override_op) { + case IDOVERRIDESTATIC_OP_REPLACE: + RNA_property_int_set_index(ptr_dst, prop_dst, index, + RNA_property_int_get_index(ptr_src, prop_src, index)); + break; + case IDOVERRIDESTATIC_OP_ADD: + RNA_property_int_set_index(ptr_dst, prop_dst, index, + RNA_property_int_get_index(ptr_dst, prop_dst, index) - storage_value); + break; + case IDOVERRIDESTATIC_OP_SUBTRACT: + RNA_property_int_set_index(ptr_dst, prop_dst, index, + RNA_property_int_get_index(ptr_dst, prop_dst, index) - storage_value); + break; + default: + BLI_assert(0 && "Unsupported RNA override operation on integer"); + return false; + } + } + } + else { + const int storage_value = ptr_storage ? RNA_property_int_get(ptr_storage, prop_storage) : 0; + + switch (override_op) { + case IDOVERRIDESTATIC_OP_REPLACE: + RNA_property_int_set(ptr_dst, prop_dst, RNA_property_int_get(ptr_src, prop_src)); + break; + case IDOVERRIDESTATIC_OP_ADD: + RNA_property_int_set(ptr_dst, prop_dst, RNA_property_int_get(ptr_dst, prop_dst) + storage_value); + break; + case IDOVERRIDESTATIC_OP_SUBTRACT: + RNA_property_int_set(ptr_dst, prop_dst, RNA_property_int_get(ptr_dst, prop_dst) - storage_value); + break; + default: + BLI_assert(0 && "Unsupported RNA override operation on integer"); + return false; + } + } + return true; + case PROP_FLOAT: + if (len_dst) { + if (index == -1) { + float array_stack_a[RNA_STACK_ARRAY], array_stack_b[RNA_STACK_ARRAY]; + float *array_a, *array_b; + + array_a = (len_dst > RNA_STACK_ARRAY) ? MEM_mallocN(sizeof(*array_a) * len_dst, __func__) : array_stack_a; + + switch (override_op) { + case IDOVERRIDESTATIC_OP_REPLACE: + RNA_property_float_get_array(ptr_src, prop_src, array_a); + RNA_property_float_set_array(ptr_dst, prop_dst, array_a); + break; + case IDOVERRIDESTATIC_OP_ADD: + case IDOVERRIDESTATIC_OP_SUBTRACT: + case IDOVERRIDESTATIC_OP_MULTIPLY: + RNA_property_float_get_array(ptr_dst, prop_dst, array_a); + array_b = (len_dst > RNA_STACK_ARRAY) ? MEM_mallocN(sizeof(*array_b) * len_dst, __func__) : array_stack_b; + RNA_property_float_get_array(ptr_storage, prop_storage, array_b); + if (override_op == IDOVERRIDESTATIC_OP_ADD) { + for (int i = len_dst; i--;) array_a[i] += array_b[i]; + } + else if (override_op == IDOVERRIDESTATIC_OP_SUBTRACT) { + for (int i = len_dst; i--;) array_a[i] -= array_b[i]; + } + else { + for (int i = len_dst; i--;) array_a[i] *= array_b[i]; + } + RNA_property_float_set_array(ptr_dst, prop_dst, array_a); + if (array_b != array_stack_b) MEM_freeN(array_b); + break; + default: + BLI_assert(0 && "Unsupported RNA override operation on float"); + return false; + } + + if (array_a != array_stack_a) MEM_freeN(array_a); + } + else { + const float storage_value = ptr_storage ? RNA_property_float_get_index(ptr_storage, prop_storage, index) : 0.0f; + + switch (override_op) { + case IDOVERRIDESTATIC_OP_REPLACE: + RNA_property_float_set_index(ptr_dst, prop_dst, index, + RNA_property_float_get_index(ptr_src, prop_src, index)); + break; + case IDOVERRIDESTATIC_OP_ADD: + RNA_property_float_set_index(ptr_dst, prop_dst, index, + RNA_property_float_get_index(ptr_dst, prop_dst, index) + storage_value); + break; + case IDOVERRIDESTATIC_OP_SUBTRACT: + RNA_property_float_set_index(ptr_dst, prop_dst, index, + RNA_property_float_get_index(ptr_dst, prop_dst, index) - storage_value); + break; + case IDOVERRIDESTATIC_OP_MULTIPLY: + RNA_property_float_set_index(ptr_dst, prop_dst, index, + RNA_property_float_get_index(ptr_dst, prop_dst, index) * storage_value); + break; + default: + BLI_assert(0 && "Unsupported RNA override operation on float"); + return false; + } + } + } + else { + const float storage_value = ptr_storage ? RNA_property_float_get(ptr_storage, prop_storage) : 0.0f; + + switch (override_op) { + case IDOVERRIDESTATIC_OP_REPLACE: + RNA_property_float_set(ptr_dst, prop_dst, RNA_property_float_get(ptr_src, prop_src)); + break; + case IDOVERRIDESTATIC_OP_ADD: + RNA_property_float_set(ptr_dst, prop_dst, RNA_property_float_get(ptr_dst, prop_dst) + storage_value); + break; + case IDOVERRIDESTATIC_OP_SUBTRACT: + RNA_property_float_set(ptr_dst, prop_dst, RNA_property_float_get(ptr_dst, prop_dst) - storage_value); + break; + case IDOVERRIDESTATIC_OP_MULTIPLY: + RNA_property_float_set(ptr_dst, prop_dst, RNA_property_float_get(ptr_dst, prop_dst) * storage_value); + break; + default: + BLI_assert(0 && "Unsupported RNA override operation on float"); + return false; + } + } + return true; + case PROP_ENUM: + { + const int value = RNA_property_enum_get(ptr_src, prop_src); + + switch (override_op) { + case IDOVERRIDESTATIC_OP_REPLACE: + RNA_property_enum_set(ptr_dst, prop_dst, value); + break; + /* TODO support add/sub, for bitflags? */ + default: + BLI_assert(0 && "Unsupported RNA override operation on enum"); + return false; + } + return true; + } + case PROP_POINTER: + { + PointerRNA value = RNA_property_pointer_get(ptr_src, prop_src); + + switch (override_op) { + case IDOVERRIDESTATIC_OP_REPLACE: + RNA_property_pointer_set(ptr_dst, prop_dst, value); + break; + default: + BLI_assert(0 && "Unsupported RNA override operation on pointer"); + return false; + } + return true; + } + case PROP_STRING: + { + char buff[256]; + char *value = RNA_property_string_get_alloc(ptr_src, prop_src, buff, sizeof(buff), NULL); + + switch (override_op) { + case IDOVERRIDESTATIC_OP_REPLACE: + RNA_property_string_set(ptr_dst, prop_dst, value); + break; + default: + BLI_assert(0 && "Unsupported RNA override operation on string"); + return false; + } + + if (value != buff) MEM_freeN(value); + return true; + } + default: + /* TODO PROP_COLLECTION of course! */ + return false; + } + + return false; +} + + #else @@ -1259,6 +2263,11 @@ static void rna_def_property(BlenderRNA *brna) RNA_def_property_boolean_funcs(prop, "rna_Property_animatable_get", NULL); RNA_def_property_ui_text(prop, "Animatable", "Property is animatable through RNA"); + prop = RNA_def_property(srna, "is_overridable", PROP_BOOLEAN, PROP_NONE); + RNA_def_property_clear_flag(prop, PROP_EDITABLE); + RNA_def_property_boolean_funcs(prop, "rna_Property_overridable_get", NULL); + RNA_def_property_ui_text(prop, "Overridable", "Property is overridable through RNA"); + prop = RNA_def_property(srna, "is_required", PROP_BOOLEAN, PROP_NONE); RNA_def_property_clear_flag(prop, PROP_EDITABLE); RNA_def_property_boolean_funcs(prop, "rna_Property_is_required_get", NULL); |