index 93d8c63d056e93ad0fc5fef015b1b637173b6ad6..12072bb52944ea015b546f50fc605011be3b9cf1 100644 (file)
--- a/src/game/g_textures.pas
+++ b/src/game/g_textures.pas
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*)
-{$MODE DELPHI}
+{$INCLUDE ../shared/a_modes.inc}
unit g_textures;
interface
procedure DumpTextureNames();
+function g_Texture_Light(): Integer;
+
implementation
uses
g_game, e_log, g_basic, SysUtils, g_console, wadreader,
- g_language;
+ g_language, GL;
type
_TTexture = record
Mem.ReadBoolean(FRevert);
end;
+
+var
+ ltexid: GLuint = 0;
+
+function g_Texture_Light(): Integer;
+const
+ Radius: Integer = 128;
+var
+ tex, tpp: PByte;
+ x, y, a: Integer;
+ dist: Double;
+begin
+ if ltexid = 0 then
+ begin
+ GetMem(tex, (Radius*2)*(Radius*2)*4);
+ tpp := tex;
+ for y := 0 to Radius*2-1 do
+ begin
+ for x := 0 to Radius*2-1 do
+ begin
+ dist := 1.0-sqrt((x-Radius)*(x-Radius)+(y-Radius)*(y-Radius))/Radius;
+ if (dist < 0) then
+ begin
+ tpp^ := 0; Inc(tpp);
+ tpp^ := 0; Inc(tpp);
+ tpp^ := 0; Inc(tpp);
+ tpp^ := 0; Inc(tpp);
+ end
+ else
+ begin
+ //tc.setPixel(x, y, Color(cast(int)(dist*255), cast(int)(dist*255), cast(int)(dist*255)));
+ if (dist > 0.5) then dist := 0.5;
+ a := round(dist*255);
+ if (a < 0) then a := 0 else if (a > 255) then a := 255;
+ tpp^ := 255; Inc(tpp);
+ tpp^ := 255; Inc(tpp);
+ tpp^ := 255; Inc(tpp);
+ tpp^ := Byte(a); Inc(tpp);
+ end;
+ end;
+ end;
+
+ glGenTextures(1, @ltexid);
+ //if (tid == 0) assert(0, "VGL: can't create screen texture");
+
+ glBindTexture(GL_TEXTURE_2D, ltexid);
+ glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
+ glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);
+ glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+ glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
+
+ //GLfloat[4] bclr = 0.0;
+ //glTexParameterfv(GL_TEXTURE_2D, GL_TEXTURE_BORDER_COLOR, bclr.ptr);
+
+ glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, Radius*2, Radius*2, 0, GL_RGBA{gltt}, GL_UNSIGNED_BYTE, tex);
+ end;
+
+ result := ltexid;
+end;
+
end.