text stringlengths 0 234 |
|---|
end if; |
declare |
Data_X : constant TSC_Data := This.Read_Data (IOE_REG_TSC_DATA_X, 2); |
Data_Y : constant TSC_Data := This.Read_Data (IOE_REG_TSC_DATA_Y, 2); |
Data_Z : constant TSC_Data := This.Read_Data (IOE_REG_TSC_DATA_Z, 1); |
Z_Frac : constant TSC_Data := This.Read_Data (IOE_REG_TSC_FRACT_Z, 1); |
begin |
Raw_X := 2 ** 12 - |
(Shift_Left (UInt32 (Data_X (1)) and 16#0F#, 8) or UInt32 (Data_X (2))); |
Raw_Y := |
Shift_Left (UInt32 (Data_Y (1)) and 16#0F#, 8) or UInt32 (Data_Y (2)); |
Raw_Z := |
Shift_Right (UInt32 (Data_Z (1)), Natural (Z_Frac (1) and 2#111#)); |
Function Definition: function To_UInt16 is |
Function Body: new Ada.Unchecked_Conversion (UInt16_HL_Type, UInt16); |
Ret : TP_Touch_State; |
Regs : FT5336_Pressure_Registers; |
Tmp : UInt16_HL_Type; |
Status : Boolean; |
begin |
-- X/Y are swaped from the screen coordinates |
if Touch_Id not in FT5336_Px_Regs'Range |
or else Touch_Id > This.Active_Touch_Points |
then |
return (0, 0, 0); |
end if; |
Regs := FT5336_Px_Regs (Touch_Id); |
Tmp.Low := This.I2C_Read (Regs.XL_Reg, Status); |
if not Status then |
return (0, 0, 0); |
end if; |
Tmp.High := This.I2C_Read (Regs.XH_Reg, Status) and |
FT5336_TOUCH_POS_MSB_MASK; |
if not Status then |
return (0, 0, 0); |
end if; |
Ret.Y := Natural (To_UInt16 (Tmp)); |
Tmp.Low := This.I2C_Read (Regs.YL_Reg, Status); |
if not Status then |
return (0, 0, 0); |
end if; |
Tmp.High := This.I2C_Read (Regs.YH_Reg, Status) and |
FT5336_TOUCH_POS_MSB_MASK; |
if not Status then |
return (0, 0, 0); |
end if; |
Ret.X := Natural (To_UInt16 (Tmp)); |
Ret.Weight := Natural (This.I2C_Read (Regs.Weight_Reg, Status)); |
if not Status then |
Ret.Weight := 0; |
end if; |
Ret.X := |
Natural'Min (Natural'Max (0, Ret.X), This.LCD_Natural_Width - 1); |
Ret.Y := |
Natural'Min (Natural'Max (0, Ret.Y), This.LCD_Natural_Height - 1); |
if (This.Swap and Invert_X) /= 0 then |
Ret.X := This.LCD_Natural_Width - Ret.X - 1; |
end if; |
if (This.Swap and Invert_Y) /= 0 then |
Ret.Y := This.LCD_Natural_Height - Ret.Y - 1; |
end if; |
if (This.Swap and Swap_XY) /= 0 then |
declare |
Tmp_X : constant Integer := Ret.X; |
begin |
Ret.X := Ret.Y; |
Ret.Y := Tmp_X; |
Function Definition: procedure adainit is |
Function Body: Binder_Sec_Stacks_Count : Natural; |
pragma Import (Ada, Binder_Sec_Stacks_Count, "__gnat_binder_ss_count"); |
Default_Secondary_Stack_Size : System.Parameters.Size_Type; |
pragma Import (C, Default_Secondary_Stack_Size, "__gnat_default_ss_size"); |
Default_Sized_SS_Pool : System.Address; |
pragma Import (Ada, Default_Sized_SS_Pool, "__gnat_default_ss_pool"); |
begin |
null; |
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