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#include "mruby-raylib/textures.h"
#include "mruby-raylib/types.h"
#include <raylib.h>
#include <mruby/class.h>
/* Create a new texture.
* @overload initialize(path:)
* @param path [String] File path to the texture to be loaded
* @return [Texture]
*/
static mrb_value
mrb_Texture_initialize(mrb_state* mrb, mrb_value self) {
char* path;
uint32_t kw_num = 1;
const mrb_sym kw_names[] = {
mrb_intern_lit(mrb, "path"),
};
mrb_value kw_values[kw_num];
const mrb_kwargs kwargs = { kw_num, 0, kw_names, kw_values, NULL };
mrb_get_args(mrb, "|z:", &path, &kwargs);
if(!mrb_undef_p(kw_values[0])) {
path = mrb_str_to_cstr(mrb, kw_values[0]);
}
Texture *texture;
WRAPSTRUCT(Texture, Texture_type, self, texture);
*texture = LoadTexture(path);
mrb_data_init(self, texture, &Texture_type);
return self;
}
/*
* Get the width of a texture.
* @overload width
* @overload w
* @return [Integer]
*/
static mrb_value
mrb_Texture_get_width(mrb_state* mrb, mrb_value self) {
Texture *texture;
UNWRAPSTRUCT(Texture, Texture_type, self, texture);
return mrb_fixnum_value(texture->width);
}
/*
* Set the width of a texture.
* @overload width=(width)
* @param width [Integer] The new width
* @overload w=(width)
* @param w [Integer] The new width
* @return [Integer]
*/
static mrb_value
mrb_Texture_set_width(mrb_state* mrb, mrb_value self) {
Texture *texture;
UNWRAPSTRUCT(Texture, Texture_type, self, texture);
mrb_int width;
mrb_get_args(mrb, "i", &width);
texture->width = width;
return mrb_fixnum_value(texture->width);
}
/*
* Get the height of a texture.
* @overload height
* @overload h
* @return [Integer]
*/
static mrb_value
mrb_Texture_get_height(mrb_state* mrb, mrb_value self) {
Texture *texture;
UNWRAPSTRUCT(Texture, Texture_type, self, texture);
return mrb_fixnum_value(texture->height);
}
/*
* Set the height of a texture.
* @overload height=(height)
* @param height [Integer] The new height
* @overload h=(height)
* @param h [Integer] The new height
* @return [Integer]
*/
static mrb_value
mrb_Texture_set_height(mrb_state* mrb, mrb_value self) {
Texture *texture;
UNWRAPSTRUCT(Texture, Texture_type, self, texture);
mrb_int height;
mrb_get_args(mrb, "i", &height);
texture->height = height;
return mrb_fixnum_value(texture->height);
}
/*
* Get the id of a texture.
* @overload id
* @return [Integer]
*/
static mrb_value
mrb_Texture_get_id(mrb_state* mrb, mrb_value self) {
Texture *texture = DATA_GET_PTR(mrb, self, &Texture_type, Texture);
return mrb_fixnum_value(texture->id);
}
/*
* Get the mipmaps of a texture.
* @overload mipmaps
* @return [Integer]
*/
/*
static mrb_value
mrb_Texture_get_mipmaps(mrb_state* mrb, mrb_value self) {
Texture *texture = DATA_GET_PTR(mrb, self, &Texture_type, Texture);
return mrb_fixnum_value(texture->mipmaps);
}
*/
/*
* Get the format of a texture.
* @overload format
* @return [Integer]
*/
/*
static mrb_value
mrb_Texture_get_format(mrb_state* mrb, mrb_value self) {
Texture *texture = DATA_GET_PTR(mrb, self, &Texture_type, Texture);
return mrb_fixnum_value(texture->format);
}
*/
/*
* Draw the texture
* @overload draw(source: Rl::Rectangle.new(0,0,texture.width,texture.height), dest: Rl::Rectangle.new(0,0,texture.width,texture.height), origin: Rl::Vector2.default, rotation: 0, tint: Rl::Color.white)
* @param tint [Color] The color the drawn texture is tinted(white is 'no tint').
* @param source [Rectangle] Which section of the texture is to be drawn, the default is the entire texture.
* @param origin [Vector2] Offset of the drawn texture. Default is no offset.
* @param rotation [Float] How much the texture is rotated when drawn(In radians).
* @param dest [Rectangle] Where the texture is to be drawn on the screen(This can scale the texture). Default is the size of the texture.
* @return [Nil]
*/
static mrb_value
mrb_Texture_draw_texture(mrb_state* mrb, mrb_value self) {
struct RClass *raylib;// = mrb_module_get(mrb, "Raylib");
Rectangle source = {0};
Rectangle dest = {0};
float rotation = 0.0;
Texture *texture_data;
UNWRAPSTRUCT(Texture, Texture_type, self, texture_data);
//mrb_value tint_obj = mrb_funcall(mrb, mrb_obj_value(color), "white", 0);
//Texture2D texture, Rectangle source, Rectangle dest, Vector2 origin, float rotation, Color tint
uint32_t kw_num = 7;
const mrb_sym kw_names[] = {
mrb_intern_lit(mrb, "source"),
mrb_intern_lit(mrb, "dest"),
mrb_intern_lit(mrb, "origin"),
mrb_intern_lit(mrb, "rotation"),
mrb_intern_lit(mrb, "tint"),
};
mrb_value kw_values[kw_num];
const mrb_kwargs kwargs = { kw_num, 0, kw_names, kw_values, NULL };
mrb_get_args(mrb, "|:", &kwargs);
// if source defined
if (!(mrb_undef_p(kw_values[0]))) {
Rectangle *temp_rec;
UNWRAPSTRUCT(Rectangle, Rectangle_type, kw_values[0], temp_rec);
source = *temp_rec;
} else {
source = (struct Rectangle){ 0, 0, texture_data->width, texture_data->height };
}
// if dest defined
if (!(mrb_undef_p(kw_values[1]))) {
Rectangle *temp_rec;
UNWRAPSTRUCT(Rectangle, Rectangle_type, kw_values[1], temp_rec);
dest = *temp_rec;
} else {
dest = (struct Rectangle){ 0, 0, texture_data->width, texture_data->height };
}
// if origin undefined
if ((mrb_undef_p(kw_values[2]))) {
raylib = mrb_module_get(mrb, "Raylib");
struct RClass *vector2 = mrb_class_get_under(mrb, raylib, Vector2_type.struct_name);
kw_values[2] = mrb_funcall(mrb, mrb_obj_value(vector2), "default", 0);
}
// if rotation defined
if (!(mrb_undef_p(kw_values[3]))) {
rotation = mrb_as_float(mrb, kw_values[3]) / 0.017453;
}
// if color undefined
if ((mrb_undef_p(kw_values[4]))) {
raylib = mrb_module_get(mrb, "Raylib"); // needs to be called again or else segfault
struct RClass *color = mrb_class_get_under(mrb, raylib, Color_type.struct_name);
kw_values[4] = mrb_funcall(mrb, mrb_obj_value(color), "white", 0);
}
Color *tint_data;
UNWRAPSTRUCT(Color, Color_type, kw_values[4], tint_data);
Vector2 *vector2_data;
UNWRAPSTRUCT(Vector2, Vector2_type, kw_values[2], vector2_data);
//Texture2D texture, Rectangle source, Rectangle dest, Vector2 origin, float rotation, Color tint
DrawTexturePro(*texture_data, source, dest, *vector2_data, rotation, *tint_data);
return mrb_nil_value();
}
void
mrb_init_raylib_textures(mrb_state* mrb) {
struct RClass *raylib = mrb_define_module(mrb, "Raylib");
struct RClass *texture_class = mrb_define_class_under(mrb, raylib, "Texture", mrb->object_class);
MRB_SET_INSTANCE_TT(texture_class, MRB_TT_DATA);
mrb_define_method(mrb, texture_class, "initialize", mrb_Texture_initialize, MRB_ARGS_REQ(1));
mrb_define_method(mrb, texture_class, "width", mrb_Texture_get_width, MRB_ARGS_NONE());
mrb_define_method(mrb, texture_class, "width=", mrb_Texture_set_width, MRB_ARGS_REQ(1));
//mrb_define_method(mrb, texture_class, "w", mrb_Texture_get_width, MRB_ARGS_NONE());
//mrb_define_method(mrb, texture_class, "w=", mrb_Texture_set_width, MRB_ARGS_REQ(1));
mrb_define_method(mrb, texture_class, "height", mrb_Texture_get_height, MRB_ARGS_NONE());
mrb_define_method(mrb, texture_class, "height=", mrb_Texture_set_height, MRB_ARGS_REQ(1));
//mrb_define_method(mrb, texture_class, "h", mrb_Texture_get_height, MRB_ARGS_NONE());
//mrb_define_method(mrb, texture_class, "h=", mrb_Texture_set_height, MRB_ARGS_REQ(1));
mrb_define_method(mrb, texture_class, "id", mrb_Texture_get_id, MRB_ARGS_NONE());
//mrb_define_method(mrb, texture_class, "mipmaps", mrb_Texture_get_mipmaps, MRB_ARGS_NONE());
//mrb_define_method(mrb, texture_class, "format", mrb_Texture_get_format, MRB_ARGS_NONE());
mrb_define_method(mrb, texture_class, "draw", mrb_Texture_draw_texture, MRB_ARGS_OPT(3));
}
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