diff options
Diffstat (limited to 'source/blender/nodes/geometry/nodes/node_geo_attribute_math.cc')
| -rw-r--r-- | source/blender/nodes/geometry/nodes/node_geo_attribute_math.cc | 172 |
1 files changed, 145 insertions, 27 deletions
diff --git a/source/blender/nodes/geometry/nodes/node_geo_attribute_math.cc b/source/blender/nodes/geometry/nodes/node_geo_attribute_math.cc index f8ec9124db3..f3fc45fc1be 100644 --- a/source/blender/nodes/geometry/nodes/node_geo_attribute_math.cc +++ b/source/blender/nodes/geometry/nodes/node_geo_attribute_math.cc @@ -34,6 +34,8 @@ static bNodeSocketTemplate geo_node_attribute_math_in[] = { {SOCK_FLOAT, N_("A"), 0.0f, 0.0f, 0.0f, 0.0f, -FLT_MAX, FLT_MAX}, {SOCK_STRING, N_("B")}, {SOCK_FLOAT, N_("B"), 0.0f, 0.0f, 0.0f, 0.0f, -FLT_MAX, FLT_MAX}, + {SOCK_STRING, N_("C")}, + {SOCK_FLOAT, N_("C"), 0.0f, 0.0f, 0.0f, 0.0f, -FLT_MAX, FLT_MAX}, {SOCK_STRING, N_("Result")}, {-1, ""}, }; @@ -51,45 +53,132 @@ static void geo_node_attribute_math_init(bNodeTree *UNUSED(tree), bNode *node) data->operation = NODE_MATH_ADD; data->input_type_a = GEO_NODE_ATTRIBUTE_INPUT_ATTRIBUTE; data->input_type_b = GEO_NODE_ATTRIBUTE_INPUT_ATTRIBUTE; + data->input_type_c = GEO_NODE_ATTRIBUTE_INPUT_ATTRIBUTE; node->storage = data; } +static bool operation_use_input_c(const NodeMathOperation operation) +{ + return ELEM(operation, + NODE_MATH_MULTIPLY_ADD, + NODE_MATH_SMOOTH_MIN, + NODE_MATH_SMOOTH_MAX, + NODE_MATH_WRAP, + NODE_MATH_COMPARE); +} + +static bool operation_use_input_b(const NodeMathOperation operation) +{ + switch (operation) { + case NODE_MATH_ADD: + case NODE_MATH_SUBTRACT: + case NODE_MATH_MULTIPLY: + case NODE_MATH_DIVIDE: + case NODE_MATH_POWER: + case NODE_MATH_LOGARITHM: + case NODE_MATH_MINIMUM: + case NODE_MATH_MAXIMUM: + case NODE_MATH_LESS_THAN: + case NODE_MATH_GREATER_THAN: + case NODE_MATH_MODULO: + case NODE_MATH_ARCTAN2: + case NODE_MATH_SNAP: + case NODE_MATH_WRAP: + case NODE_MATH_COMPARE: + case NODE_MATH_MULTIPLY_ADD: + case NODE_MATH_PINGPONG: + case NODE_MATH_SMOOTH_MIN: + case NODE_MATH_SMOOTH_MAX: + return true; + case NODE_MATH_SINE: + case NODE_MATH_COSINE: + case NODE_MATH_TANGENT: + case NODE_MATH_ARCSINE: + case NODE_MATH_ARCCOSINE: + case NODE_MATH_ARCTANGENT: + case NODE_MATH_ROUND: + case NODE_MATH_ABSOLUTE: + case NODE_MATH_FLOOR: + case NODE_MATH_CEIL: + case NODE_MATH_FRACTION: + case NODE_MATH_SQRT: + case NODE_MATH_INV_SQRT: + case NODE_MATH_SIGN: + case NODE_MATH_EXPONENT: + case NODE_MATH_RADIANS: + case NODE_MATH_DEGREES: + case NODE_MATH_SINH: + case NODE_MATH_COSH: + case NODE_MATH_TANH: + case NODE_MATH_TRUNC: + return false; + } + BLI_assert(false); + return false; +} + namespace blender::nodes { static void geo_node_attribute_math_update(bNodeTree *UNUSED(ntree), bNode *node) { - NodeAttributeMath *node_storage = (NodeAttributeMath *)node->storage; + NodeAttributeMath &node_storage = *(NodeAttributeMath *)node->storage; + NodeMathOperation operation = static_cast<NodeMathOperation>(node_storage.operation); update_attribute_input_socket_availabilities( - *node, "A", (GeometryNodeAttributeInputMode)node_storage->input_type_a); + *node, "A", (GeometryNodeAttributeInputMode)node_storage.input_type_a); update_attribute_input_socket_availabilities( - *node, "B", (GeometryNodeAttributeInputMode)node_storage->input_type_b); + *node, + "B", + (GeometryNodeAttributeInputMode)node_storage.input_type_b, + operation_use_input_b(operation)); + update_attribute_input_socket_availabilities( + *node, + "C", + (GeometryNodeAttributeInputMode)node_storage.input_type_c, + operation_use_input_c(operation)); } -static void do_math_operation(const FloatReadAttribute &input_a, - const FloatReadAttribute &input_b, - FloatWriteAttribute result, - const int operation) +static void do_math_operation(Span<float> span_a, + Span<float> span_b, + Span<float> span_c, + MutableSpan<float> span_result, + const NodeMathOperation operation) { - const int size = input_a.size(); - - Span<float> span_a = input_a.get_span(); - Span<float> span_b = input_b.get_span(); - MutableSpan<float> span_result = result.get_span_for_write_only(); + bool success = try_dispatch_float_math_fl_fl_fl_to_fl( + operation, [&](auto math_function, const FloatMathOperationInfo &UNUSED(info)) { + for (const int i : IndexRange(span_result.size())) { + span_result[i] = math_function(span_a[i], span_b[i], span_c[i]); + } + }); + BLI_assert(success); + UNUSED_VARS_NDEBUG(success); +} +static void do_math_operation(Span<float> span_a, + Span<float> span_b, + MutableSpan<float> span_result, + const NodeMathOperation operation) +{ bool success = try_dispatch_float_math_fl_fl_to_fl( operation, [&](auto math_function, const FloatMathOperationInfo &UNUSED(info)) { - for (const int i : IndexRange(size)) { - const float in1 = span_a[i]; - const float in2 = span_b[i]; - const float out = math_function(in1, in2); - span_result[i] = out; + for (const int i : IndexRange(span_result.size())) { + span_result[i] = math_function(span_a[i], span_b[i]); } }); + BLI_assert(success); + UNUSED_VARS_NDEBUG(success); +} - result.apply_span(); - - /* The operation is not supported by this node currently. */ +static void do_math_operation(Span<float> span_input, + MutableSpan<float> span_result, + const NodeMathOperation operation) +{ + bool success = try_dispatch_float_math_fl_to_fl( + operation, [&](auto math_function, const FloatMathOperationInfo &UNUSED(info)) { + for (const int i : IndexRange(span_result.size())) { + span_result[i] = math_function(span_input[i]); + } + }); BLI_assert(success); UNUSED_VARS_NDEBUG(success); } @@ -98,7 +187,7 @@ static void attribute_math_calc(GeometryComponent &component, const GeoNodeExecP { const bNode &node = params.node(); const NodeAttributeMath *node_storage = (const NodeAttributeMath *)node.storage; - const int operation = node_storage->operation; + const NodeMathOperation operation = static_cast<NodeMathOperation>(node_storage->operation); /* The result type of this node is always float. */ const CustomDataType result_type = CD_PROP_FLOAT; @@ -115,15 +204,44 @@ static void attribute_math_calc(GeometryComponent &component, const GeoNodeExecP ReadAttributePtr attribute_a = params.get_input_attribute( "A", component, result_domain, result_type, nullptr); - ReadAttributePtr attribute_b = params.get_input_attribute( - "B", component, result_domain, result_type, nullptr); - if (!attribute_a || !attribute_b) { - /* Attribute wasn't found. */ + if (!attribute_a) { return; } - do_math_operation(*attribute_a, *attribute_b, *attribute_result, operation); - attribute_result.save(); + /* Note that passing the data with `get_span<float>()` works + * because the attributes were accessed with #CD_PROP_FLOAT. */ + if (operation_use_input_b(operation)) { + ReadAttributePtr attribute_b = params.get_input_attribute( + "B", component, result_domain, result_type, nullptr); + if (!attribute_b) { + return; + } + if (operation_use_input_c(operation)) { + ReadAttributePtr attribute_c = params.get_input_attribute( + "C", component, result_domain, result_type, nullptr); + if (!attribute_c) { + return; + } + do_math_operation(attribute_a->get_span<float>(), + attribute_b->get_span<float>(), + attribute_c->get_span<float>(), + attribute_result->get_span_for_write_only<float>(), + operation); + } + else { + do_math_operation(attribute_a->get_span<float>(), + attribute_b->get_span<float>(), + attribute_result->get_span_for_write_only<float>(), + operation); + } + } + else { + do_math_operation(attribute_a->get_span<float>(), + attribute_result->get_span_for_write_only<float>(), + operation); + } + + attribute_result.apply_span_and_save(); } static void geo_node_attribute_math_exec(GeoNodeExecParams params) |