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float some geometry concepts

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nick black 2020-04-01 10:31:59 -04:00 committed by Nick Black
parent e87fbb3003
commit 4afda7a625
1 changed files with 23 additions and 2 deletions
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25
include/notcurses/notcurses.h
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@ -2467,6 +2467,24 @@ API bool ncmenu_offer_input(struct ncmenu* n, const struct ncinput* nc);
// Destroy a menu created with ncmenu_create(). // Destroy a menu created with ncmenu_create().
API int ncmenu_destroy(struct ncmenu* n); API int ncmenu_destroy(struct ncmenu* n);
// each has the empty cell in addition to the product of its dimensions. i.e.
// NCPLOT_1x1 has two states: empty and full block. NCPLOT_1x1x4 has five
// states: empty, the three shaded blocks, and the full block.
typedef enum {
NCPLOT_1x1, // full block █
NCPLOT_1x1x4, // shaded full blocks █▓▒░
NCPLOT_2x1TB, // full/upper blocks █▀
NCPLOT_2x1BT, // full/lower blocks █▄
NCPLOT_1x2LR, // left/full blocks ▌█
NCPLOT_1x2RL, // right/full blocks █▐
NCPLOT_2x2, // quadrants ▖▘▝▗
NCPLOT_4x1, // four vert levels █▆▄▂
NCPLOT_1x4, // four horizontal levels ▎▌▊█
NCPLOT_8x1, // eight vert levels █▇▆▅▄▃▂▁
NCPLOT_1x8, // eight horizontal levels ▏▎▍▌▋▊▉█
NCPLOT_4x2, // 4 rows, 2 cols (braille) ...etc...
} ncgridgeom_e;
// Plots. Given a rectilinear area, an ncplot can graph samples along some axis. // Plots. Given a rectilinear area, an ncplot can graph samples along some axis.
// There is some underlying independent variable--this could be measurement // There is some underlying independent variable--this could be measurement
// number, or measurement time. Samples are tagged with this variable, which // number, or measurement time. Samples are tagged with this variable, which
@ -2501,11 +2519,14 @@ API int ncmenu_destroy(struct ncmenu* n);
// The 20 levels at first is a special case. When the domain is only 1 unit, // The 20 levels at first is a special case. When the domain is only 1 unit,
// and autoscaling is in play, assign 50%. // and autoscaling is in play, assign 50%.
typedef struct ncplot_options { typedef struct ncplot_options {
// styling of the maximum and minimum levels. linear interpolation will be // channels for the maximum and minimum levels. linear interpolation will be
// applied across the domain between these two. // applied across the domain between these two.
uint64_t maxchannel; uint64_t maxchannel;
uint64_t minchannel; uint64_t minchannel;
// FIXME select braille, block, etc // independent variable is vertical rather than horizontal
bool vertical_indep;
// number of "pixels" per row x column
ncgridgeom_e gridtype;
// FIXME give parameters for variables // FIXME give parameters for variables
} ncplot_options; } ncplot_options;