PicoVector: Rewrite MicroPython bindings.

feature/picovector2-electric-boogaloo
Phil Howard 2023-09-29 09:04:14 +01:00
rodzic 0717c57fe7
commit 223fb0d291
5 zmienionych plików z 102 dodań i 74 usunięć

Wyświetl plik

@ -20,6 +20,8 @@ int main() {
Pen WHITE = graphics.create_pen(255, 255, 255);
Pen BLACK = graphics.create_pen(0, 0, 0);
float angle = 0.0f;
while(true) {
graphics.set_pen(BLACK);
graphics.clear();
@ -35,16 +37,18 @@ int main() {
};
pp_poly_t poly = {.paths = paths, .count = 2};
vector.rotate(&poly, {0, 0}, 45.0f);
vector.translate(&poly, {128, 128});
vector.rotate(&poly, {0, 0}, angle);
vector.translate(&poly, {160, 120});
vector.draw(&poly);
pp_mat3_t t = pp_mat3_identity();
vector.text("Hello World", {0, 0}, &t);
//pp_mat3_t t = pp_mat3_identity();
//vector.text("Hello World", {0, 0}, &t);
// update screen
st7789.update(&graphics);
angle += 1.0f;
}
return 0;

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@ -2,7 +2,6 @@ add_library(usermod_picovector INTERFACE)
target_sources(usermod_picovector INTERFACE
${CMAKE_CURRENT_LIST_DIR}/../../../libraries/pico_vector/pico_vector.cpp
${CMAKE_CURRENT_LIST_DIR}/../../../libraries/pico_vector/pretty_poly.cpp
${CMAKE_CURRENT_LIST_DIR}/../../../libraries/pico_vector/alright_fonts.cpp
${CMAKE_CURRENT_LIST_DIR}/picovector.c
${CMAKE_CURRENT_LIST_DIR}/picovector.cpp

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@ -22,7 +22,7 @@ MP_DEFINE_CONST_OBJ_TYPE(
MP_TYPE_FLAG_NONE,
make_new, POLYGON_make_new,
print, POLYGON_print,
iter, POLYGON_getiter,
iter, PATH_getiter,
locals_dict, (mp_obj_dict_t*)&POLYGON_locals_dict
);
MP_DEFINE_CONST_OBJ_TYPE(
@ -45,7 +45,7 @@ const mp_obj_type_t POLYGON_type = {
.name = MP_QSTR_polygon,
.make_new = POLYGON_make_new,
.print = POLYGON_print,
.iter = POLYGON_getiter,
.iter = PATH_getiter,
.locals_dict = (mp_obj_dict_t*)&POLYGON_locals_dict,
};
const mp_obj_type_t REGULAR_POLYGON_type = {

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@ -24,12 +24,12 @@ typedef struct _VECTOR_obj_t {
PicoVector *vector;
} _VECTOR_obj_t;
typedef struct _POLYGON_obj_t {
typedef struct _PATH_obj_t {
mp_obj_base_t base;
pretty_poly::contour_t<picovector_point_type> contour;
} _POLYGON_obj_t;
pp_path_t path;
} _PATH_obj_t;
pretty_poly::file_io::file_io(std::string_view filename) {
file_io::file_io(std::string_view filename) {
mp_obj_t fn = mp_obj_new_str(filename.data(), (mp_uint_t)filename.size());
//mp_printf(&mp_plat_print, "Opening file %s\n", filename.data());
@ -50,18 +50,18 @@ pretty_poly::file_io::file_io(std::string_view filename) {
this->state = (void *)fhandle;
}
pretty_poly::file_io::~file_io() {
file_io::~file_io() {
mp_stream_close((mp_obj_t)this->state);
}
size_t pretty_poly::file_io::read(void *buf, size_t len) {
size_t file_io::read(void *buf, size_t len) {
//mp_printf(&mp_plat_print, "Reading %lu bytes\n", len);
mp_obj_t fhandle = this->state;
int error;
return mp_stream_read_exactly(fhandle, buf, len, &error);
}
size_t pretty_poly::file_io::tell() {
size_t file_io::tell() {
mp_obj_t fhandle = this->state;
struct mp_stream_seek_t seek_s;
seek_s.offset = 0;
@ -78,12 +78,12 @@ size_t pretty_poly::file_io::tell() {
return seek_s.offset;
}
bool pretty_poly::file_io::fail() {
bool file_io::fail() {
return false;
}
// Re-implementation of stream.c/STATIC mp_obj_t stream_seek(size_t n_args, const mp_obj_t *args)
size_t pretty_poly::file_io::seek(size_t pos) {
size_t file_io::seek(size_t pos) {
mp_obj_t fhandle = this->state;
struct mp_stream_seek_t seek_s;
seek_s.offset = pos;
@ -100,6 +100,7 @@ size_t pretty_poly::file_io::seek(size_t pos) {
return seek_s.offset;
}
/*
static const std::string_view mp_obj_to_string_r(const mp_obj_t &obj) {
if(mp_obj_is_str_or_bytes(obj)) {
GET_STR_DATA_LEN(obj, str, str_len);
@ -107,6 +108,7 @@ static const std::string_view mp_obj_to_string_r(const mp_obj_t &obj) {
}
mp_raise_TypeError("can't convert object to str implicitly");
}
*/
/* POLYGON */
@ -122,7 +124,7 @@ mp_obj_t RECTANGLE_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_k
mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
mp_arg_parse_all_kw_array(n_args, n_kw, all_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
_POLYGON_obj_t *self = m_new_obj_with_finaliser(_POLYGON_obj_t);
_PATH_obj_t *self = m_new_obj_with_finaliser(_PATH_obj_t);
self->base.type = &POLYGON_type;
int x = args[ARG_x].u_int;
@ -130,13 +132,13 @@ mp_obj_t RECTANGLE_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_k
int w = args[ARG_w].u_int;
int h = args[ARG_h].u_int;
self->contour.points = m_new(pretty_poly::point_t<picovector_point_type>, 4);
self->contour.count = 4;
self->path.points = m_new(pp_point_t, 4);
self->path.count = 4;
self->contour.points[0] = {picovector_point_type(x), picovector_point_type(y)};
self->contour.points[1] = {picovector_point_type(x + w), picovector_point_type(y)};
self->contour.points[2] = {picovector_point_type(x + w), picovector_point_type(y + h)};
self->contour.points[3] = {picovector_point_type(x), picovector_point_type(y + h)};
self->path.points[0] = {picovector_point_type(x), picovector_point_type(y)};
self->path.points[1] = {picovector_point_type(x + w), picovector_point_type(y)};
self->path.points[2] = {picovector_point_type(x + w), picovector_point_type(y + h)};
self->path.points[3] = {picovector_point_type(x), picovector_point_type(y + h)};
return self;
}
@ -154,7 +156,7 @@ mp_obj_t REGULAR_POLYGON_make_new(const mp_obj_type_t *type, size_t n_args, size
mp_arg_val_t args[MP_ARRAY_SIZE(allowed_args)];
mp_arg_parse_all_kw_array(n_args, n_kw, all_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
_POLYGON_obj_t *self = m_new_obj_with_finaliser(_POLYGON_obj_t);
_PATH_obj_t *self = m_new_obj_with_finaliser(_PATH_obj_t);
self->base.type = &POLYGON_type;
Point origin(args[ARG_x].u_int, args[ARG_y].u_int);
@ -170,12 +172,12 @@ mp_obj_t REGULAR_POLYGON_make_new(const mp_obj_type_t *type, size_t n_args, size
float angle = (360.0f / sides) * (M_PI / 180.0f);
self->contour.points = m_new(pretty_poly::point_t<picovector_point_type>, sides);
self->contour.count = sides;
self->path.points = m_new(pp_point_t, sides);
self->path.count = sides;
for(auto s = 0u; s < sides; s++) {
float current_angle = angle * s + rotation;
self->contour.points[s] = {
self->path.points[s] = {
(picovector_point_type)(cos(current_angle) * radius) + o_x,
(picovector_point_type)(sin(current_angle) * radius) + o_y
};
@ -185,7 +187,7 @@ mp_obj_t REGULAR_POLYGON_make_new(const mp_obj_type_t *type, size_t n_args, size
}
mp_obj_t POLYGON_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw, const mp_obj_t *all_args) {
_POLYGON_obj_t *self = m_new_obj_with_finaliser(_POLYGON_obj_t);
_PATH_obj_t *self = m_new_obj_with_finaliser(_PATH_obj_t);
self->base.type = &POLYGON_type;
size_t num_points = n_args;
@ -193,8 +195,8 @@ mp_obj_t POLYGON_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw,
if(num_points < 3) mp_raise_ValueError("Polygon: At least 3 points required.");
self->contour.points = m_new(pretty_poly::point_t<picovector_point_type>, num_points);
self->contour.count = num_points;
self->path.points = m_new(pp_point_t, num_points);
self->path.count = num_points;
for(auto i = 0u; i < num_points; i++) {
mp_obj_t c_obj = points[i];
@ -205,7 +207,7 @@ mp_obj_t POLYGON_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw,
if(t_point->len != 2) mp_raise_ValueError("Tuple must have X, Y");
self->contour.points[i] = {
self->path.points[i] = {
(picovector_point_type)mp_obj_get_int(t_point->items[0]),
(picovector_point_type)mp_obj_get_int(t_point->items[1]),
};
@ -215,54 +217,61 @@ mp_obj_t POLYGON_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw,
}
mp_obj_t POLYGON_centroid(mp_obj_t self_in) {
_POLYGON_obj_t *self = MP_OBJ_TO_PTR2(self_in, _POLYGON_obj_t);
_PATH_obj_t *self = MP_OBJ_TO_PTR2(self_in, _PATH_obj_t);
pretty_poly::point_t<picovector_point_type> sum(0, 0);
PP_COORD_TYPE sum_x = (PP_COORD_TYPE)0;
PP_COORD_TYPE sum_y = (PP_COORD_TYPE)0;
for(auto i = 0u; i < self->contour.count; i++) {
sum += self->contour.points[i];
for(auto i = 0u; i < self->path.count; i++) {
sum_x += self->path.points[i].x;
sum_y += self->path.points[i].y;
}
sum /= (float)self->contour.count;
sum_x /= (float)self->path.count;
sum_y /= (float)self->path.count;
mp_obj_t tuple[2];
tuple[0] = mp_obj_new_int((int)(sum.x));
tuple[1] = mp_obj_new_int((int)(sum.y));
tuple[0] = mp_obj_new_int((int)(sum_x));
tuple[1] = mp_obj_new_int((int)(sum_y));
return mp_obj_new_tuple(2, tuple);
}
mp_obj_t POLYGON_bounds(mp_obj_t self_in) {
_POLYGON_obj_t *self = MP_OBJ_TO_PTR2(self_in, _POLYGON_obj_t);
_PATH_obj_t *self = MP_OBJ_TO_PTR2(self_in, _PATH_obj_t);
pp_rect_t bounds = pp_contour_bounds(&self->path);
mp_obj_t tuple[4];
tuple[0] = mp_obj_new_int((int)(self->contour.bounds().x));
tuple[1] = mp_obj_new_int((int)(self->contour.bounds().y));
tuple[2] = mp_obj_new_int((int)(self->contour.bounds().w));
tuple[3] = mp_obj_new_int((int)(self->contour.bounds().h));
tuple[0] = mp_obj_new_int((int)(bounds.x));
tuple[1] = mp_obj_new_int((int)(bounds.y));
tuple[2] = mp_obj_new_int((int)(bounds.w));
tuple[3] = mp_obj_new_int((int)(bounds.h));
return mp_obj_new_tuple(4, tuple);
}
void POLYGON_print(const mp_print_t *print, mp_obj_t self_in, mp_print_kind_t kind) {
(void)kind;
_POLYGON_obj_t *self = MP_OBJ_TO_PTR2(self_in, _POLYGON_obj_t);
_PATH_obj_t *self = MP_OBJ_TO_PTR2(self_in, _PATH_obj_t);
pp_rect_t bounds = pp_contour_bounds(&self->path);
mp_print_str(print, "Polygon(points = ");
mp_obj_print_helper(print, mp_obj_new_int(self->contour.count), PRINT_REPR);
mp_obj_print_helper(print, mp_obj_new_int(self->path.count), PRINT_REPR);
mp_print_str(print, ", bounds = ");
mp_obj_print_helper(print, mp_obj_new_int(self->contour.bounds().x), PRINT_REPR);
mp_obj_print_helper(print, mp_obj_new_int(bounds.x), PRINT_REPR);
mp_print_str(print, ", ");
mp_obj_print_helper(print, mp_obj_new_int(self->contour.bounds().y), PRINT_REPR);
mp_obj_print_helper(print, mp_obj_new_int(bounds.y), PRINT_REPR);
mp_print_str(print, ", ");
mp_obj_print_helper(print, mp_obj_new_int(self->contour.bounds().w), PRINT_REPR);
mp_obj_print_helper(print, mp_obj_new_int(bounds.w), PRINT_REPR);
mp_print_str(print, ", ");
mp_obj_print_helper(print, mp_obj_new_int(self->contour.bounds().h), PRINT_REPR);
mp_obj_print_helper(print, mp_obj_new_int(bounds.h), PRINT_REPR);
mp_print_str(print, ")");
}
mp_obj_t POLYGON__del__(mp_obj_t self_in) {
_POLYGON_obj_t *self = MP_OBJ_TO_PTR2(self_in, _POLYGON_obj_t);
_PATH_obj_t *self = MP_OBJ_TO_PTR2(self_in, _PATH_obj_t);
(void)self;
// TODO: Do we actually need to free anything here, if it's on GC heap it should get collected
return mp_const_none;
@ -275,26 +284,26 @@ typedef struct _mp_obj_polygon_it_t {
size_t cur;
} mp_obj_polygon_it_t;
STATIC mp_obj_t py_image_it_iternext(mp_obj_t self_in) {
STATIC mp_obj_t py_path_it_iternext(mp_obj_t self_in) {
mp_obj_polygon_it_t *self = MP_OBJ_TO_PTR2(self_in, mp_obj_polygon_it_t);
_POLYGON_obj_t *polygon = MP_OBJ_TO_PTR2(self->polygon, _POLYGON_obj_t);
_PATH_obj_t *path = MP_OBJ_TO_PTR2(self->polygon, _PATH_obj_t);
//mp_printf(&mp_plat_print, "points: %d, current: %d\n", polygon->contour.count, self->cur);
if(self->cur >= polygon->contour.count) return MP_OBJ_STOP_ITERATION;
if(self->cur >= path->path.count) return MP_OBJ_STOP_ITERATION;
mp_obj_t tuple[2];
tuple[0] = mp_obj_new_int((int)(polygon->contour.points[self->cur].x));
tuple[1] = mp_obj_new_int((int)(polygon->contour.points[self->cur].y));
tuple[0] = mp_obj_new_int((int)(path->path.points[self->cur].x));
tuple[1] = mp_obj_new_int((int)(path->path.points[self->cur].y));
self->cur++;
return mp_obj_new_tuple(2, tuple);
}
mp_obj_t POLYGON_getiter(mp_obj_t o_in, mp_obj_iter_buf_t *iter_buf) {
mp_obj_t PATH_getiter(mp_obj_t o_in, mp_obj_iter_buf_t *iter_buf) {
mp_obj_polygon_it_t *o = (mp_obj_polygon_it_t *)iter_buf;
o->base.type = &mp_type_polymorph_iter;
o->iternext = py_image_it_iternext;
o->iternext = py_path_it_iternext;
o->polygon = o_in;
o->cur = 0;
return MP_OBJ_FROM_PTR(o);
@ -320,7 +329,8 @@ mp_obj_t VECTOR_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw,
// The PicoVector class calls `pretty_poly::init()` with the memory region
// it does not store a pointer to this, so we need to store one ourselves
self->mem = m_new(uint8_t, PicoVector::pretty_poly_buffer_size());
// TODO: C Pretty Poly does not support runtime memory allocation
//self->mem = m_new(uint8_t, PicoVector::pretty_poly_buffer_size());
self->vector = m_new_class(PicoVector, graphics->graphics, self->mem);
@ -329,12 +339,15 @@ mp_obj_t VECTOR_make_new(const mp_obj_type_t *type, size_t n_args, size_t n_kw,
mp_obj_t VECTOR_set_font(mp_obj_t self_in, mp_obj_t font, mp_obj_t size) {
_VECTOR_obj_t *self = MP_OBJ_TO_PTR2(self_in, _VECTOR_obj_t);
(void)self;
int font_size = mp_obj_get_int(size);
(void)font_size;
bool result = false;
if (mp_obj_is_str(font)) {
result = self->vector->set_font(mp_obj_to_string_r(font), font_size);
// TODO: Implement when Alright Fonts rewrite is ready
//result = self->vector->set_font(mp_obj_to_string_r(font), font_size);
}
else {
@ -344,16 +357,19 @@ mp_obj_t VECTOR_set_font(mp_obj_t self_in, mp_obj_t font, mp_obj_t size) {
mp_obj_t VECTOR_set_font_size(mp_obj_t self_in, mp_obj_t size) {
_VECTOR_obj_t *self = MP_OBJ_TO_PTR2(self_in, _VECTOR_obj_t);
(void)self;
int font_size = mp_obj_get_int(size);
self->vector->set_font_size(font_size);
(void)font_size;
// TODO: Implement when Alright Fonts rewrite is ready
//self->vector->set_font_size(font_size);
return mp_const_none;
}
mp_obj_t VECTOR_set_antialiasing(mp_obj_t self_in, mp_obj_t aa) {
_VECTOR_obj_t *self = MP_OBJ_TO_PTR2(self_in, _VECTOR_obj_t);
self->vector->set_antialiasing((pretty_poly::antialias_t)mp_obj_get_int(aa));
self->vector->set_antialiasing((pp_antialias_t)mp_obj_get_int(aa));
return mp_const_none;
}
@ -371,6 +387,7 @@ mp_obj_t VECTOR_text(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args)
mp_arg_parse_all(n_args, pos_args, kw_args, MP_ARRAY_SIZE(allowed_args), allowed_args, args);
_VECTOR_obj_t *self = MP_OBJ_TO_PTR2(args[ARG_self].u_obj, _VECTOR_obj_t);
(void)self;
mp_obj_t text_obj = args[ARG_text].u_obj;
@ -382,11 +399,14 @@ mp_obj_t VECTOR_text(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args)
int x = args[ARG_x].u_int;
int y = args[ARG_y].u_int;
(void)x;
(void)y;
if(args[ARG_angle].u_obj == mp_const_none) {
self->vector->text(t, Point(x, y));
// TODO: Implement when Alright Fonts rewrite is ready
//self->vector->text(t, Point(x, y));
} else {
self->vector->text(t, Point(x, y), mp_obj_get_float(args[ARG_angle].u_obj));
//self->vector->text(t, Point(x, y), mp_obj_get_float(args[ARG_angle].u_obj));
}
return mp_const_none;
@ -409,13 +429,13 @@ mp_obj_t VECTOR_rotate(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_arg
if(!MP_OBJ_IS_TYPE(args[ARG_polygon].u_obj, &POLYGON_type)) mp_raise_TypeError("rotate: polygon required");
_POLYGON_obj_t *poly = MP_OBJ_TO_PTR2(args[ARG_polygon].u_obj, _POLYGON_obj_t);
_PATH_obj_t *poly = MP_OBJ_TO_PTR2(args[ARG_polygon].u_obj, _PATH_obj_t);
Point origin = Point(args[ARG_origin_x].u_int, args[ARG_origin_y].u_int);
pp_point_t origin = {(PP_COORD_TYPE)args[ARG_origin_x].u_int, (PP_COORD_TYPE)args[ARG_origin_y].u_int};
float angle = mp_obj_get_float(args[ARG_angle].u_obj);
self->vector->rotate(poly->contour, origin, angle);
self->vector->rotate(&poly->path, origin, angle);
return mp_const_none;
}
@ -436,11 +456,11 @@ mp_obj_t VECTOR_translate(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_
if(!MP_OBJ_IS_TYPE(args[ARG_polygon].u_obj, &POLYGON_type)) mp_raise_TypeError("rotate: polygon required");
_POLYGON_obj_t *poly = MP_OBJ_TO_PTR2(args[ARG_polygon].u_obj, _POLYGON_obj_t);
_PATH_obj_t *poly = MP_OBJ_TO_PTR2(args[ARG_polygon].u_obj, _PATH_obj_t);
Point translate = Point(args[ARG_x].u_int, args[ARG_y].u_int);
pp_point_t translate = {(PP_COORD_TYPE)args[ARG_x].u_int, (PP_COORD_TYPE)args[ARG_y].u_int};
self->vector->translate(poly->contour, translate);
self->vector->translate(&poly->path, translate);
return mp_const_none;
}
@ -452,18 +472,23 @@ mp_obj_t VECTOR_draw(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args)
_VECTOR_obj_t *self = MP_OBJ_TO_PTR2(pos_args[0], _VECTOR_obj_t);
std::vector<pretty_poly::contour_t<picovector_point_type>> contours;
pp_poly_t group;
group.count = num_polygons;
group.paths = (pp_path_t *)malloc(sizeof(pp_path_t) * num_polygons);
for(auto i = 0u; i < num_polygons; i++) {
mp_obj_t poly_obj = polygons[i];
if(!MP_OBJ_IS_TYPE(poly_obj, &POLYGON_type)) mp_raise_TypeError("draw: Polygon required.");
_POLYGON_obj_t *poly = MP_OBJ_TO_PTR2(poly_obj, _POLYGON_obj_t);
contours.emplace_back(poly->contour.points, poly->contour.count);
_PATH_obj_t *poly = MP_OBJ_TO_PTR2(poly_obj, _PATH_obj_t);
group.paths[i].points = poly->path.points;
group.paths[i].count = poly->path.count;
}
self->vector->polygon(contours);
self->vector->draw(&group);
free(group.paths);
return mp_const_none;
}

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@ -12,7 +12,7 @@ extern mp_obj_t RECTANGLE_make_new(const mp_obj_type_t *type, size_t n_args, siz
extern void POLYGON_print(const mp_print_t *print, mp_obj_t self_in, mp_print_kind_t kind);
extern mp_obj_t POLYGON_centroid(mp_obj_t self_in);
extern mp_obj_t POLYGON_bounds(mp_obj_t self_in);
extern mp_obj_t POLYGON_getiter(mp_obj_t o_in, mp_obj_iter_buf_t *iter_buf);
extern mp_obj_t PATH_getiter(mp_obj_t o_in, mp_obj_iter_buf_t *iter_buf);
extern mp_obj_t POLYGON__del__(mp_obj_t self_in);