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thechaingamer
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ada-git-code

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when others =>
null;
end case;
end Get_pixel;
tmp : GL.Ubyte;
begin -- RLE_Pixel
if RLE_pixels_remaining = 0 then -- load RLE code
Get_Byte (stream_buf, tmp);
Get_pixel;
RLE_pixels_remaining := GL.Ubyte'Pos (tmp and 16#7F#);
is_run_packet := (tmp and 16#80#) /= 0;
if is_run_packet then
case iBits is
when 32 =>
pix_mem (1 .. 4) := pix;
when 24 =>
pix_mem (1 .. 3) := pix;
when 8 =>
pix_mem (1 .. 1) := pix;
when others =>
null;
end case;
end if;
else
if is_run_packet then
case iBits is
when 32 =>
pix := pix_mem (1 .. 4);
when 24 =>
pix := pix_mem (1 .. 3);
when 8 =>
pix := pix_mem (1 .. 1);
when others =>
null;
end case;
else
Get_pixel;
end if;
RLE_pixels_remaining := RLE_pixels_remaining - 1;
end if;
end RLE_Pixel;
-- =============
-- getRGBA
-- Reads in RGBA data for a 32bit image.
-- =============
procedure getRGBA (buffer : out Byte_Array) is
i : Integer := buffer'First;
begin
if RLE then
while i <= buffer'Last - 3 loop
RLE_Pixel (32, buffer (i .. i + 3));
i := i + 4;
end loop;
else
while i <= buffer'Last - 3 loop
-- TGA is stored in BGRA, make it RGBA
Get_Byte (stream_buf, buffer (i + 2));
Get_Byte (stream_buf, buffer (i + 1));
Get_Byte (stream_buf, buffer (i));
Get_Byte (stream_buf, buffer (i + 3));
i := i + 4;
end loop;
end if;
the_Image.tex_Format := GL.RGBA;
the_Image.tex_pixel_Format := GL.RGBA;
end getRGBA;
-- =============
-- getRGB
-- Reads in RGB data for a 24bit image.
-- =============
procedure getRGB (buffer : out Byte_Array) is
i : Integer := buffer'First;
begin
if RLE then
while i <= buffer'Last - 2 loop
RLE_Pixel (24, buffer (i .. i + 2));
i := i + 3;
end loop;
else
while i <= buffer'Last - 2 loop
-- TGA is stored in BGR, make it RGB
Get_Byte (stream_buf, buffer (i + 2));
Get_Byte (stream_buf, buffer (i + 1));
Get_Byte (stream_buf, buffer (i));
i := i + 3;
end loop;
end if;
the_Image.tex_Format := GL.RGB;
the_Image.tex_pixel_Format := GL.RGB;
end getRGB;
-- =============