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@import("basic.felan");
raylib :: @c_library("/lib/libraylib.so.5.5.0");
InitWindow :: @c_function(raylib,"InitWindow",(i32,i32,*u8)->void);
WindowShouldClose :: @c_function(raylib,"WindowShouldClose",()->bool);
BeginDrawing :: @c_function(raylib,"BeginDrawing",()->void);
EndDrawing :: @c_function(raylib,"EndDrawing",()->void);
CloseWindow :: @c_function(raylib,"CloseWindow",()->void);
ClearBackground :: @c_function(raylib,"ClearBackground",(Color)->void);
DrawText :: @c_function(raylib,"DrawText",(*u8,i32,i32,i32,Color)->void);
// void DrawRectangle(int posX, int posY, int width, int height, Color color);
DrawRectangle :: @c_function(raylib,"DrawRectangle",(posX:i32,posY:i32,width:i32,height:i32,color:Color)->void);
Color :: struct {
r:u8;
g:u8;
b:u8;
a:u8;
};
main :: ()->void{
b := "raylib [core] example - basic window\0";
c := "Congrats! You created your first window!\0";
str := &b[0];
str2 := &c[0];
screenWidth :i32: 800;
screenHeight :i32: 450;
a : u8 : 255;
b : u8 : 0;
WHITE :: color(a,a,a,a);
BLACK :: color(@cast(0xff0000ff,u32));
InitWindow(screenWidth,screenHeight,str);
rect_posx :i32= 0;
rect_posy :i32= 0;
dx : i32 = 1;
dy : i32 = 1;
while !WindowShouldClose() {
BeginDrawing();
ClearBackground(WHITE);
DrawRectangle(rect_posx,rect_posy,@cast(200,i32),@cast(40,i32),color(@cast(0x00ffff,u32)));
DrawText(str2,@cast(190,i32),@cast(200,i32),@cast(20,i32),BLACK);
EndDrawing();
rect_posx += dx;
rect_posy += dy;
/*
print(rect_posx);
print_char(' ');
print(rect_posy);
print_char('\n');
*/
if rect_posx >= screenWidth {
print("hello");
print(dx);
print("\n");
dx = @cast(-1,i32);
}else if rect_posx < @cast(0,i32) {
dx = @cast(1,i32);
}
if rect_posy >= screenHeight {
print("hi");
print(dy);
print("\n");
dy = @cast(-@cast(1,i32),i32);
}else if rect_posy < @cast(0,i32) {
dy = @cast(1,i32);
}
}
CloseWindow();
};
color :: (a:u8,r:u8,g:u8,b:u8)->Color{
c : Color = undefined;
c.r = r;
c.g = g;
c.b = b;
c.a = a;
return c;
};
color :: (value:u32)->Color{
c : Color = undefined;
c.r = @cast((value&@cast(0xff000000,u32))>>@cast(6*4,u32),u8);
c.g = @cast((value&@cast(0x00ff0000,u32))>>@cast(4*4,u32),u8);
c.b = @cast((value&@cast(0x0000ff00,u32))>>@cast(2*4,u32),u8);
c.a = @cast((value&@cast(0x000000ff,u32))>>@cast(0*4,u32),u8);
return c;
}
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