111 lines
4.6 KiB
C++
111 lines
4.6 KiB
C++
#pragma once
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#include "plot_base.h"
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#include <cgv/render/shader_program.h>
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#include "lib_begin.h"
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namespace cgv {
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namespace plot {
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/** extend common plot configuration with parameters specific to 1d plot */
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struct CGV_API plot1d_config : public plot_base_config
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{
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bool show_lines;
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float line_width;
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Clr line_color;
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plot1d_config();
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};
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/** The \c plot1d class draws 1d plots with potentially several sub plots of different plot configuration */
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class CGV_API plot1d : public plot_base
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{
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cgv::render::shader_program prog;
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cgv::render::shader_program stick_prog;
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cgv::render::shader_program bar_prog, bar_outline_prog;
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protected:
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std::vector<std::vector<P2D> > samples;
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B2D domain;
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axis_config axes[2];
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V2D extent;
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V3D axis_directions[2];
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P3D center_location;
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P3D transform_to_world(const P2D& domain_point) const;
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axis_config& ref_axis_config(unsigned ai);
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void set_uniforms(cgv::render::context& ctx, cgv::render::shader_program& prog, unsigned i);
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public:
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/// construct empty plot with default domain [0..1,0..1]
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plot1d();
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/// return number of axis
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unsigned get_nr_axes() const;
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/// adjust the domain with respect to \c ai th axis to the data
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void adjust_domain_axis_to_data(unsigned ai, bool adjust_min = true, bool adjust_max = true);
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/// adjust the domain with respect to \c ai th axis to the data in the currently visible plots
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void adjust_domain_axis_to_visible_data(unsigned ai, bool adjust_min = true, bool adjust_max = true);
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/// adjust selected axes of domain to data
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void adjust_domain_to_data(bool adjust_x_axis = true, bool adjust_y_axis = true);
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/// adjust selected axes of domain to data in the currently visible plots
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void adjust_domain_to_visible_data(bool adjust_x_axis = true, bool adjust_y_axis = true);
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/// extend domain such that given axis is included
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void include_axis_to_domain(unsigned ai);
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/// adjust tick marks
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void adjust_tick_marks_to_domain(unsigned max_nr_primary_ticks = 20);
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/// return domain shown in plot
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const B2D& get_domain() { return domain; }
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/// reference domain shown in plot
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B2D& ref_domain() { return domain; }
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/// set the plot extend in 2D coordinates
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void set_extent(const V2D& new_extent);
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/// query the plot extend in 2D coordinates
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const V2D& get_extent() const;
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/// set the plot width to given value and if constrained == true the height, such that the aspect ration is the same as the aspect ratio of the domain
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void set_width(Crd new_width, bool constrained = true);
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/// set the plot height to given value and if constrained == true the width, such that the aspect ration is the same as the aspect ratio of the domain
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void set_height(Crd new_height, bool constrained = true);
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/// set the direction of x or y axis
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void set_axis_direction(unsigned ai, const V3D& new_axis_direction);
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/// place the origin of the plot in 3D to the given location
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void place_origin(const P3D& new_origin_location);
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/// place the plot extent center in 3D to the given location (this might can change the current origin location)
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void place_center(const P3D& new_center_location);
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/// place a corner (0 .. lower left, 1 .. lower right, 2 .. upper left, 3 .. upper right) to a given 3D location ((this might can change the current origin / center location)
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void place_corner(unsigned corner_index, const P3D& new_corner_location);
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/// return the current origin in 3D coordinates
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P3D get_origin() const;
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/// return the current plot center in 3D coordinates
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const P3D& get_center() const;
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/// return the i-th plot corner in 3D coordinates
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P3D get_corner(unsigned i) const;
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/// set the direction of x or y axis
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const V3D& get_axis_direction(unsigned ai) const;
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/**@name management of sub plots*/
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//@{
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/// add sub plot and return sub plot index
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unsigned add_sub_plot(const std::string& name);
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/// delete the i-th sub plot
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void delete_sub_plot(unsigned i);
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/// return a reference to the plot1d configuration of the i-th plot
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plot1d_config& ref_sub_plot1d_config(unsigned i = 0);
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/// set the colors for all plot features of the i-th sub plot as variation of the given color
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void set_sub_plot_colors(unsigned i, const Clr& base_color);
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/// return the samples of the i-th sub plot
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std::vector<P2D>& ref_sub_plot_samples(unsigned i = 0);
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//@}
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/// create the gui for the plot independent of the sub plots
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void create_plot_gui(cgv::base::base* bp, cgv::gui::provider& p);
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/// create the gui for a configuration, overload to specialize for extended configs
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void create_config_gui(cgv::base::base* bp, cgv::gui::provider& p, unsigned i);
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bool init(cgv::render::context& ctx);
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void draw(cgv::render::context& ctx);
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void clear(cgv::render::context& ctx);
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};
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}
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}
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#include <cgv/config/lib_end.h> |