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procedure Ada_Main_Program; |
pragma Import (Ada, Ada_Main_Program, "_ada_test"); |
function main |
(argc : Integer; |
argv : System.Address; |
envp : System.Address) |
return Integer |
is |
procedure Initialize (Addr : System.Address); |
pragma Import (C, Initialize, "__gnat_initialize"); |
procedure Finalize; |
pragma Import (C, Finalize, "__gnat_finalize"); |
SEH : aliased array (1 .. 2) of Integer; |
Ensure_Reference : aliased System.Address := Ada_Main_Program_Name'Address; |
pragma Volatile (Ensure_Reference); |
begin |
if gnat_argc = 0 then |
gnat_argc := argc; |
gnat_argv := argv; |
end if; |
gnat_envp := envp; |
Initialize (SEH'Address); |
adainit; |
Ada_Main_Program; |
adafinal; |
Finalize; |
return (gnat_exit_status); |
Function Definition: function Get_Distance(C_act, C_oth : Coord) return Integer is |
Function Body: begin |
return ((C_oth.x - C_act.x)**2 + (C_oth.y - C_act.y)**2); |
Function Definition: function Get_Distance(AirC1,AirC2: Aircraft_Type) return Integer is |
Function Body: Cord1 : Coord := AirC1.Pos_Airplane; |
Cord2 : Coord := AirC2.Pos_Airplane; |
begin |
return Get_Distance(Cord1,Cord2); |
exception |
when others => return -1; |
Function Definition: procedure Main is |
Function Body: package GL_Double_IO is new Float_IO(GL.Types.Double); |
use GL_Double_IO; |
package Natural_IO is new Integer_IO(Natural); |
use Natural_IO; |
use GL.Types; |
use GL.Types.Doubles; |
use GL.Fixed.Matrix; |
use GL.Buffers; |
use type GL.Types.Double; |
package CRV is new Curve(Base_Real_Type => GL.Types.Double, |
Dimension => 2); |
-- Constants |
------------ |
D : constant Gl.Types.Double := 4.0; -- Diameter of a drawn point |
WINDOW_WIDTH : constant := 800; |
WINDOW_HEIGHT : constant := 600; |
KNOTS_RULER_V_POS : constant Gl.Types.Double := GL.Types.Double(WINDOW_HEIGHT) - 50.0; |
KNOTS_RULER_LEFT_COORDINATE : constant := 100.0; |
KNOTS_RULER_RIGHT_COORDINATE : constant := GL.Types.Double(WINDOW_WIDTH) - 100.0; |
-- Types |
-------- |
type Algorithm_Type is (DE_CASTELIJAU, DE_BOOR, CATMULL_ROM, LAGRANGE_EQUIDISTANT, LAGRANGE_CHEBYSHEV); |
subtype Num_Of_Control_Points_Type is Positive range 4 .. 99; -- Minumum 4 because of Catmull-Rom |
subtype Num_Of_Knots_Type is Positive range 1 .. 99; |
type Test_Window is new Glfw.Windows.Window with record |
Control_Points : CRV.Control_Points_Array(1..Num_Of_Control_Points_Type'Last) := |
(1 => (CRV.X => 10.0, CRV.Y => 100.0), |
2 => (CRV.X => 11.0, CRV.Y => 121.0), |
3 => (CRV.X => 15.0, CRV.Y => 225.0), |
4 => (CRV.X => 17.0, CRV.Y => 289.0), |
5 => (CRV.X => 20.0, CRV.Y => 400.0), |
6 => (CRV.X => 21.0, CRV.Y => 441.0), |
7 => (CRV.X => 22.0, CRV.Y => 484.0), |
8 => (CRV.X => 100.0, CRV.Y => 484.0), |
9 => (CRV.X => 150.0, CRV.Y => 484.0), |
10 => (CRV.X => 250.0, CRV.Y => 484.0), |
others => (CRV.X => 0.0, CRV.Y => 0.0)); |
-- Note to self - this was bad idea to use static array of maximal size and a sepearte value to |
-- represent it's actual size. |
-- |
Num_Of_Control_Points : Num_Of_Control_Points_Type := 10; |
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