diff options
Diffstat (limited to 'source/blender/compositor/operations/COM_TransformOperation.cc')
| -rw-r--r-- | source/blender/compositor/operations/COM_TransformOperation.cc | 205 |
1 files changed, 142 insertions, 63 deletions
diff --git a/source/blender/compositor/operations/COM_TransformOperation.cc b/source/blender/compositor/operations/COM_TransformOperation.cc index f73c9e9d956..5f6e9ed4d21 100644 --- a/source/blender/compositor/operations/COM_TransformOperation.cc +++ b/source/blender/compositor/operations/COM_TransformOperation.cc @@ -27,55 +27,40 @@ namespace blender::compositor { TransformOperation::TransformOperation() { - addInputSocket(DataType::Color); - addInputSocket(DataType::Value); - addInputSocket(DataType::Value); - addInputSocket(DataType::Value); - addInputSocket(DataType::Value); + addInputSocket(DataType::Color, ResizeMode::None); + addInputSocket(DataType::Value, ResizeMode::None); + addInputSocket(DataType::Value, ResizeMode::None); + addInputSocket(DataType::Value, ResizeMode::None); + addInputSocket(DataType::Value, ResizeMode::None); addOutputSocket(DataType::Color); translate_factor_x_ = 1.0f; translate_factor_y_ = 1.0f; convert_degree_to_rad_ = false; sampler_ = PixelSampler::Bilinear; invert_ = false; + max_scale_canvas_size_ = {ScaleOperation::DEFAULT_MAX_SCALE_CANVAS_SIZE, + ScaleOperation::DEFAULT_MAX_SCALE_CANVAS_SIZE}; +} + +void TransformOperation::set_scale_canvas_max_size(Size2f size) +{ + max_scale_canvas_size_ = size; } void TransformOperation::init_data() { - /* Translation. */ - translate_x_ = 0; - NodeOperation *x_op = getInputOperation(X_INPUT_INDEX); - if (x_op->get_flags().is_constant_operation) { - translate_x_ = static_cast<ConstantOperation *>(x_op)->get_constant_elem()[0] * - translate_factor_x_; - } - translate_y_ = 0; - NodeOperation *y_op = getInputOperation(Y_INPUT_INDEX); - if (y_op->get_flags().is_constant_operation) { - translate_y_ = static_cast<ConstantOperation *>(y_op)->get_constant_elem()[0] * - translate_factor_y_; - } - /* Scaling. */ - scale_center_x_ = getWidth() / 2.0; - scale_center_y_ = getHeight() / 2.0; - constant_scale_ = 1.0f; - NodeOperation *scale_op = getInputOperation(SCALE_INPUT_INDEX); - if (scale_op->get_flags().is_constant_operation) { - constant_scale_ = static_cast<ConstantOperation *>(scale_op)->get_constant_elem()[0]; - } + translate_x_ = get_input_operation(X_INPUT_INDEX)->get_constant_value_default(0.0f) * + translate_factor_x_; + translate_y_ = get_input_operation(Y_INPUT_INDEX)->get_constant_value_default(0.0f) * + translate_factor_y_; - /* Rotation. */ - rotate_center_x_ = (getWidth() - 1.0) / 2.0; - rotate_center_y_ = (getHeight() - 1.0) / 2.0; - NodeOperation *degree_op = getInputOperation(DEGREE_INPUT_INDEX); - const bool is_constant_degree = degree_op->get_flags().is_constant_operation; - const float degree = is_constant_degree ? - static_cast<ConstantOperation *>(degree_op)->get_constant_elem()[0] : - 0.0f; + const float degree = get_input_operation(DEGREE_INPUT_INDEX)->get_constant_value_default(0.0f); const double rad = convert_degree_to_rad_ ? DEG2RAD((double)degree) : degree; rotate_cosine_ = cos(rad); rotate_sine_ = sin(rad); + + scale_ = get_input_operation(SCALE_INPUT_INDEX)->get_constant_value_default(1.0f); } void TransformOperation::get_area_of_interest(const int input_idx, @@ -84,26 +69,41 @@ void TransformOperation::get_area_of_interest(const int input_idx, { switch (input_idx) { case IMAGE_INPUT_INDEX: { - BLI_rcti_translate(&r_input_area, translate_x_, translate_y_); - ScaleOperation::scale_area( - r_input_area, scale_center_x_, scale_center_y_, constant_scale_, constant_scale_); - RotateOperation::get_area_rotation_bounds(r_input_area, - rotate_center_x_, - rotate_center_y_, - rotate_sine_, - rotate_cosine_, - r_input_area); + NodeOperation *image_op = get_input_operation(IMAGE_INPUT_INDEX); + const rcti &image_canvas = image_op->get_canvas(); + if (invert_) { + /* Scale -> Rotate -> Translate. */ + r_input_area = output_area; + BLI_rcti_translate(&r_input_area, -translate_x_, -translate_y_); + RotateOperation::get_rotation_area_of_interest(scale_canvas_, + rotate_canvas_, + rotate_sine_, + rotate_cosine_, + r_input_area, + r_input_area); + ScaleOperation::get_scale_area_of_interest( + image_canvas, scale_canvas_, scale_, scale_, r_input_area, r_input_area); + } + else { + /* Translate -> Rotate -> Scale. */ + ScaleOperation::get_scale_area_of_interest( + rotate_canvas_, scale_canvas_, scale_, scale_, output_area, r_input_area); + RotateOperation::get_rotation_area_of_interest(translate_canvas_, + rotate_canvas_, + rotate_sine_, + rotate_cosine_, + r_input_area, + r_input_area); + BLI_rcti_translate(&r_input_area, -translate_x_, -translate_y_); + } expand_area_for_sampler(r_input_area, sampler_); break; } case X_INPUT_INDEX: case Y_INPUT_INDEX: - case DEGREE_INPUT_INDEX: { - r_input_area = COM_CONSTANT_INPUT_AREA_OF_INTEREST; - break; - } + case DEGREE_INPUT_INDEX: case SCALE_INPUT_INDEX: { - r_input_area = output_area; + r_input_area = COM_CONSTANT_INPUT_AREA_OF_INTEREST; break; } } @@ -114,8 +114,7 @@ void TransformOperation::update_memory_buffer_partial(MemoryBuffer *output, Span<MemoryBuffer *> inputs) { const MemoryBuffer *input_img = inputs[IMAGE_INPUT_INDEX]; - MemoryBuffer *input_scale = inputs[SCALE_INPUT_INDEX]; - BuffersIterator<float> it = output->iterate_with({input_scale}, area); + BuffersIterator<float> it = output->iterate_with({}, area); if (invert_) { transform_inverted(it, input_img); } @@ -124,31 +123,111 @@ void TransformOperation::update_memory_buffer_partial(MemoryBuffer *output, } } +void TransformOperation::determine_canvas(const rcti &preferred_area, rcti &r_area) +{ + const bool image_determined = + getInputSocket(IMAGE_INPUT_INDEX)->determine_canvas(preferred_area, r_area); + if (image_determined) { + rcti image_canvas = r_area; + rcti unused; + getInputSocket(X_INPUT_INDEX)->determine_canvas(image_canvas, unused); + getInputSocket(Y_INPUT_INDEX)->determine_canvas(image_canvas, unused); + getInputSocket(DEGREE_INPUT_INDEX)->determine_canvas(image_canvas, unused); + getInputSocket(SCALE_INPUT_INDEX)->determine_canvas(image_canvas, unused); + + init_data(); + if (invert_) { + /* Scale -> Rotate -> Translate. */ + scale_canvas_ = image_canvas; + ScaleOperation::scale_area(scale_canvas_, scale_, scale_); + const Size2f max_scale_size = { + MAX2(BLI_rcti_size_x(&image_canvas), max_scale_canvas_size_.x), + MAX2(BLI_rcti_size_y(&image_canvas), max_scale_canvas_size_.y)}; + ScaleOperation::clamp_area_size_max(scale_canvas_, max_scale_size); + + RotateOperation::get_rotation_canvas( + scale_canvas_, rotate_sine_, rotate_cosine_, rotate_canvas_); + + translate_canvas_ = rotate_canvas_; + BLI_rcti_translate(&translate_canvas_, translate_x_, translate_y_); + + r_area = translate_canvas_; + } + else { + /* Translate -> Rotate -> Scale. */ + translate_canvas_ = image_canvas; + BLI_rcti_translate(&translate_canvas_, translate_x_, translate_y_); + + RotateOperation::get_rotation_canvas( + translate_canvas_, rotate_sine_, rotate_cosine_, rotate_canvas_); + + scale_canvas_ = rotate_canvas_; + ScaleOperation::scale_area(scale_canvas_, scale_, scale_); + + const Size2f max_scale_size = { + MAX2(BLI_rcti_size_x(&rotate_canvas_), max_scale_canvas_size_.x), + MAX2(BLI_rcti_size_y(&rotate_canvas_), max_scale_canvas_size_.y)}; + ScaleOperation::clamp_area_size_max(scale_canvas_, max_scale_size); + + r_area = scale_canvas_; + } + } +} + +/** Translate -> Rotate -> Scale. */ void TransformOperation::transform(BuffersIterator<float> &it, const MemoryBuffer *input_img) { + float rotate_center_x, rotate_center_y; + RotateOperation::get_rotation_center(translate_canvas_, rotate_center_x, rotate_center_y); + float rotate_offset_x, rotate_offset_y; + RotateOperation::get_rotation_offset( + translate_canvas_, rotate_canvas_, rotate_offset_x, rotate_offset_y); + + const float scale_center_x = BLI_rcti_size_x(&rotate_canvas_) / 2.0f; + const float scale_center_y = BLI_rcti_size_y(&rotate_canvas_) / 2.0f; + float scale_offset_x, scale_offset_y; + ScaleOperation::get_scale_offset(rotate_canvas_, scale_canvas_, scale_offset_x, scale_offset_y); + for (; !it.is_end(); ++it) { - const float scale = *it.in(0); - float x = it.x - translate_x_; - float y = it.y - translate_y_; + float x = ScaleOperation::scale_coord_inverted(it.x + scale_offset_x, scale_center_x, scale_); + float y = ScaleOperation::scale_coord_inverted(it.y + scale_offset_y, scale_center_y, scale_); + + x = rotate_offset_x + x; + y = rotate_offset_y + y; RotateOperation::rotate_coords( - x, y, rotate_center_x_, rotate_center_y_, rotate_sine_, rotate_cosine_); - x = ScaleOperation::scale_coord(x, scale_center_x_, scale); - y = ScaleOperation::scale_coord(y, scale_center_y_, scale); - input_img->read_elem_sampled(x, y, sampler_, it.out); + x, y, rotate_center_x, rotate_center_y, rotate_sine_, rotate_cosine_); + + input_img->read_elem_sampled(x - translate_x_, y - translate_y_, sampler_, it.out); } } +/** Scale -> Rotate -> Translate. */ void TransformOperation::transform_inverted(BuffersIterator<float> &it, const MemoryBuffer *input_img) { + const rcti &image_canvas = get_input_operation(IMAGE_INPUT_INDEX)->get_canvas(); + const float scale_center_x = BLI_rcti_size_x(&image_canvas) / 2.0f - translate_x_; + const float scale_center_y = BLI_rcti_size_y(&image_canvas) / 2.0f - translate_y_; + float scale_offset_x, scale_offset_y; + ScaleOperation::get_scale_offset(image_canvas, scale_canvas_, scale_offset_x, scale_offset_y); + + float rotate_center_x, rotate_center_y; + RotateOperation::get_rotation_center(translate_canvas_, rotate_center_x, rotate_center_y); + rotate_center_x -= translate_x_; + rotate_center_y -= translate_y_; + float rotate_offset_x, rotate_offset_y; + RotateOperation::get_rotation_offset( + scale_canvas_, rotate_canvas_, rotate_offset_x, rotate_offset_y); + for (; !it.is_end(); ++it) { - const float scale = *it.in(0); - float x = ScaleOperation::scale_coord(it.x, scale_center_x_, scale); - float y = ScaleOperation::scale_coord(it.y, scale_center_y_, scale); + float x = rotate_offset_x + (it.x - translate_x_); + float y = rotate_offset_y + (it.y - translate_y_); RotateOperation::rotate_coords( - x, y, rotate_center_x_, rotate_center_y_, rotate_sine_, rotate_cosine_); - x -= translate_x_; - y -= translate_y_; + x, y, rotate_center_x, rotate_center_y, rotate_sine_, rotate_cosine_); + + x = ScaleOperation::scale_coord_inverted(x + scale_offset_x, scale_center_x, scale_); + y = ScaleOperation::scale_coord_inverted(y + scale_offset_y, scale_center_y, scale_); + input_img->read_elem_sampled(x, y, sampler_, it.out); } } |