diff options
Diffstat (limited to 'source/blender/nodes/composite/nodes/node_composite_curves.cc')
| -rw-r--r-- | source/blender/nodes/composite/nodes/node_composite_curves.cc | 248 |
1 files changed, 235 insertions, 13 deletions
diff --git a/source/blender/nodes/composite/nodes/node_composite_curves.cc b/source/blender/nodes/composite/nodes/node_composite_curves.cc index fff0d467f75..bf45e219730 100644 --- a/source/blender/nodes/composite/nodes/node_composite_curves.cc +++ b/source/blender/nodes/composite/nodes/node_composite_curves.cc @@ -5,14 +5,23 @@ * \ingroup cmpnodes */ +#include "BLI_math_base.h" + +#include "BKE_colortools.h" + #include "UI_interface.h" #include "UI_resources.h" +#include "GPU_material.h" + +#include "COM_node_operation.hh" +#include "COM_shader_node.hh" + #include "node_composite_util.hh" /* **************** CURVE Time ******************** */ -namespace blender::nodes::node_composite_curves_cc { +namespace blender::nodes::node_composite_time_curves_cc { static void cmp_node_time_declare(NodeDeclarationBuilder &b) { @@ -27,11 +36,65 @@ static void node_composit_init_curves_time(bNodeTree *UNUSED(ntree), bNode *node node->storage = BKE_curvemapping_add(1, 0.0f, 0.0f, 1.0f, 1.0f); } -} // namespace blender::nodes::node_composite_curves_cc +using namespace blender::realtime_compositor; + +class TimeCurveOperation : public NodeOperation { + public: + using NodeOperation::NodeOperation; + + void execute() override + { + Result &result = get_result("Fac"); + result.allocate_single_value(); + + CurveMapping *curve_mapping = const_cast<CurveMapping *>(get_curve_mapping()); + BKE_curvemapping_init(curve_mapping); + const float time = BKE_curvemapping_evaluateF(curve_mapping, 0, compute_normalized_time()); + result.set_float_value(clamp_f(time, 0.0f, 1.0f)); + } + + const CurveMapping *get_curve_mapping() + { + return static_cast<const CurveMapping *>(bnode().storage); + } + + int get_start_time() + { + return bnode().custom1; + } + + int get_end_time() + { + return bnode().custom2; + } + + float compute_normalized_time() + { + const int frame_number = context().get_frame_number(); + if (frame_number < get_start_time()) { + return 0.0f; + } + if (frame_number > get_end_time()) { + return 1.0f; + } + if (get_start_time() == get_end_time()) { + return 0.0f; + } + return static_cast<float>(frame_number - get_start_time()) / + static_cast<float>(get_end_time() - get_start_time()); + } +}; + +static NodeOperation *get_compositor_operation(Context &context, DNode node) +{ + return new TimeCurveOperation(context, node); +} + +} // namespace blender::nodes::node_composite_time_curves_cc void register_node_type_cmp_curve_time() { - namespace file_ns = blender::nodes::node_composite_curves_cc; + namespace file_ns = blender::nodes::node_composite_time_curves_cc; static bNodeType ntype; @@ -40,17 +103,22 @@ void register_node_type_cmp_curve_time() node_type_size(&ntype, 200, 140, 320); node_type_init(&ntype, file_ns::node_composit_init_curves_time); node_type_storage(&ntype, "CurveMapping", node_free_curves, node_copy_curves); + ntype.get_compositor_operation = file_ns::get_compositor_operation; nodeRegisterType(&ntype); } /* **************** CURVE VEC ******************** */ -namespace blender::nodes::node_composite_curves_cc { +namespace blender::nodes::node_composite_vector_curves_cc { static void cmp_node_curve_vec_declare(NodeDeclarationBuilder &b) { - b.add_input<decl::Vector>(N_("Vector")).default_value({0.0f, 0.0f, 0.0f}).min(-1.0f).max(1.0f); + b.add_input<decl::Vector>(N_("Vector")) + .default_value({0.0f, 0.0f, 0.0f}) + .min(-1.0f) + .max(1.0f) + .compositor_domain_priority(0); b.add_output<decl::Vector>(N_("Vector")); } @@ -64,11 +132,63 @@ static void node_buts_curvevec(uiLayout *layout, bContext *UNUSED(C), PointerRNA uiTemplateCurveMapping(layout, ptr, "mapping", 'v', false, false, false, false); } -} // namespace blender::nodes::node_composite_curves_cc +using namespace blender::realtime_compositor; + +class VectorCurvesShaderNode : public ShaderNode { + public: + using ShaderNode::ShaderNode; + + void compile(GPUMaterial *material) override + { + GPUNodeStack *inputs = get_inputs_array(); + GPUNodeStack *outputs = get_outputs_array(); + + CurveMapping *curve_mapping = const_cast<CurveMapping *>(get_curve_mapping()); + + BKE_curvemapping_init(curve_mapping); + float *band_values; + int band_size; + BKE_curvemapping_table_RGBA(curve_mapping, &band_values, &band_size); + float band_layer; + GPUNodeLink *band_texture = GPU_color_band(material, band_size, band_values, &band_layer); + + float start_slopes[CM_TOT]; + float end_slopes[CM_TOT]; + BKE_curvemapping_compute_slopes(curve_mapping, start_slopes, end_slopes); + float range_minimums[CM_TOT]; + BKE_curvemapping_get_range_minimums(curve_mapping, range_minimums); + float range_dividers[CM_TOT]; + BKE_curvemapping_compute_range_dividers(curve_mapping, range_dividers); + + GPU_stack_link(material, + &bnode(), + "curves_vector", + inputs, + outputs, + band_texture, + GPU_constant(&band_layer), + GPU_uniform(range_minimums), + GPU_uniform(range_dividers), + GPU_uniform(start_slopes), + GPU_uniform(end_slopes)); + } + + const CurveMapping *get_curve_mapping() + { + return static_cast<const CurveMapping *>(bnode().storage); + } +}; + +static ShaderNode *get_compositor_shader_node(DNode node) +{ + return new VectorCurvesShaderNode(node); +} + +} // namespace blender::nodes::node_composite_vector_curves_cc void register_node_type_cmp_curve_vec() { - namespace file_ns = blender::nodes::node_composite_curves_cc; + namespace file_ns = blender::nodes::node_composite_vector_curves_cc; static bNodeType ntype; @@ -78,19 +198,26 @@ void register_node_type_cmp_curve_vec() node_type_size(&ntype, 200, 140, 320); node_type_init(&ntype, file_ns::node_composit_init_curve_vec); node_type_storage(&ntype, "CurveMapping", node_free_curves, node_copy_curves); + ntype.get_compositor_shader_node = file_ns::get_compositor_shader_node; nodeRegisterType(&ntype); } /* **************** CURVE RGB ******************** */ -namespace blender::nodes::node_composite_curves_cc { +namespace blender::nodes::node_composite_rgb_curves_cc { static void cmp_node_rgbcurves_declare(NodeDeclarationBuilder &b) { - b.add_input<decl::Float>(N_("Fac")).default_value(1.0f).min(-1.0f).max(1.0f).subtype( - PROP_FACTOR); - b.add_input<decl::Color>(N_("Image")).default_value({1.0f, 1.0f, 1.0f, 1.0f}); + b.add_input<decl::Float>(N_("Fac")) + .default_value(1.0f) + .min(-1.0f) + .max(1.0f) + .subtype(PROP_FACTOR) + .compositor_domain_priority(1); + b.add_input<decl::Color>(N_("Image")) + .default_value({1.0f, 1.0f, 1.0f, 1.0f}) + .compositor_domain_priority(0); b.add_input<decl::Color>(N_("Black Level")).default_value({0.0f, 0.0f, 0.0f, 1.0f}); b.add_input<decl::Color>(N_("White Level")).default_value({1.0f, 1.0f, 1.0f, 1.0f}); b.add_output<decl::Color>(N_("Image")); @@ -101,11 +228,105 @@ static void node_composit_init_curve_rgb(bNodeTree *UNUSED(ntree), bNode *node) node->storage = BKE_curvemapping_add(4, 0.0f, 0.0f, 1.0f, 1.0f); } -} // namespace blender::nodes::node_composite_curves_cc +using namespace blender::realtime_compositor; + +class RGBCurvesShaderNode : public ShaderNode { + public: + using ShaderNode::ShaderNode; + + void compile(GPUMaterial *material) override + { + GPUNodeStack *inputs = get_inputs_array(); + GPUNodeStack *outputs = get_outputs_array(); + + CurveMapping *curve_mapping = const_cast<CurveMapping *>(get_curve_mapping()); + + BKE_curvemapping_init(curve_mapping); + float *band_values; + int band_size; + BKE_curvemapping_table_RGBA(curve_mapping, &band_values, &band_size); + float band_layer; + GPUNodeLink *band_texture = GPU_color_band(material, band_size, band_values, &band_layer); + + float start_slopes[CM_TOT]; + float end_slopes[CM_TOT]; + BKE_curvemapping_compute_slopes(curve_mapping, start_slopes, end_slopes); + float range_minimums[CM_TOT]; + BKE_curvemapping_get_range_minimums(curve_mapping, range_minimums); + float range_dividers[CM_TOT]; + BKE_curvemapping_compute_range_dividers(curve_mapping, range_dividers); + + if (curve_mapping->tone == CURVE_TONE_FILMLIKE) { + GPU_stack_link(material, + &bnode(), + "curves_film_like", + inputs, + outputs, + band_texture, + GPU_constant(&band_layer), + GPU_uniform(&range_minimums[3]), + GPU_uniform(&range_dividers[3]), + GPU_uniform(&start_slopes[3]), + GPU_uniform(&end_slopes[3])); + return; + } + + const float min = 0.0f; + const float max = 1.0f; + GPU_link(material, + "clamp_value", + get_input_link("Fac"), + GPU_constant(&min), + GPU_constant(&max), + &get_input("Fac").link); + + /* If the RGB curves do nothing, use a function that skips RGB computations. */ + if (BKE_curvemapping_is_map_identity(curve_mapping, 0) && + BKE_curvemapping_is_map_identity(curve_mapping, 1) && + BKE_curvemapping_is_map_identity(curve_mapping, 2)) { + GPU_stack_link(material, + &bnode(), + "curves_combined_only", + inputs, + outputs, + band_texture, + GPU_constant(&band_layer), + GPU_uniform(&range_minimums[3]), + GPU_uniform(&range_dividers[3]), + GPU_uniform(&start_slopes[3]), + GPU_uniform(&end_slopes[3])); + return; + } + + GPU_stack_link(material, + &bnode(), + "curves_combined_rgb", + inputs, + outputs, + band_texture, + GPU_constant(&band_layer), + GPU_uniform(range_minimums), + GPU_uniform(range_dividers), + GPU_uniform(start_slopes), + GPU_uniform(end_slopes)); + } + + const CurveMapping *get_curve_mapping() + { + return static_cast<const CurveMapping *>(bnode().storage); + } +}; + +static ShaderNode *get_compositor_shader_node(DNode node) +{ + return new RGBCurvesShaderNode(node); +} + +} // namespace blender::nodes::node_composite_rgb_curves_cc void register_node_type_cmp_curve_rgb() { - namespace file_ns = blender::nodes::node_composite_curves_cc; + namespace file_ns = blender::nodes::node_composite_rgb_curves_cc; static bNodeType ntype; @@ -114,6 +335,7 @@ void register_node_type_cmp_curve_rgb() node_type_size(&ntype, 200, 140, 320); node_type_init(&ntype, file_ns::node_composit_init_curve_rgb); node_type_storage(&ntype, "CurveMapping", node_free_curves, node_copy_curves); + ntype.get_compositor_shader_node = file_ns::get_compositor_shader_node; nodeRegisterType(&ntype); } |