glmodel.pas

unit glModel;

(* Version: MPL 1.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is the gl3ds main unit.
 *
 * The Initial Developer of the Original Code is
 * Noeska Software.
 * Portions created by the Initial Developer are Copyright (C) 2002-2004
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *
 *  M van der Honing
 *  Sascha Willems
 *  Jan Michalowsky
 *
 *)

interface

uses classes, Model;

type
  TglModel = class(TBaseModel)
    public
      procedure Init; override;
      procedure Render; override;
      procedure RenderBoundBox; override;
      procedure RenderSkeleton; override;
      procedure UpdateTextures; override;
  end;

implementation

uses dglOpenGl;

procedure TglModel.Init;
var
  m: Integer;
begin
  inherited;
  for m := 0 to FNumMeshes - 1 do
  begin
    FMesh[FRenderOrder[m]].Init;
  end;
end;

procedure TglModel.Render;
var
  m: Integer;
begin
    for m := 0 to FNumMeshes - 1 do
    begin
      if FMesh[FRenderOrder[m]].Visible then
      begin
        glpushmatrix();
        FMesh[FRenderOrder[m]].Render;
        glpopmatrix();
      end;
    end;
end;

procedure TglModel.RenderBoundBox;
var
  loop: Integer;
begin
  if fnummeshes>0 then
    for loop:=0 to fnummeshes-1 do
    begin
      fmesh[loop].RenderBoundBox;
    end;

  glBegin(GL_LINE_LOOP);
    glVertex3f(minimum.x, minimum.y, minimum.z);
    glVertex3f(maximum.x, minimum.y, minimum.z);
    glVertex3f(maximum.x, maximum.y, minimum.z);
    glVertex3f(minimum.x, maximum.y, minimum.z);
  glEnd;
  glBegin(GL_LINE_LOOP);
    glVertex3f(minimum.x, minimum.y, maximum.z);
    glVertex3f(maximum.x, minimum.y, maximum.z);
    glVertex3f(maximum.x, maximum.y, maximum.z);
    glVertex3f(minimum.x, maximum.y, maximum.z);
  glEnd;
  glBegin(GL_LINES);
    glVertex3f(minimum.x, minimum.y, minimum.z);
    glVertex3f(minimum.x, minimum.y, maximum.z);
    glVertex3f(maximum.x, minimum.y, minimum.z);
    glVertex3f(maximum.x, minimum.y, maximum.z);
    glVertex3f(maximum.x, maximum.y, minimum.z);
    glVertex3f(maximum.x, maximum.y, maximum.z);
    glVertex3f(minimum.x, maximum.y, minimum.z);
    glVertex3f(minimum.x, maximum.y, maximum.z);
  glEnd;

end;

procedure TglModel.RenderSkeleton;
var
  b: integer;
begin
  for b := 0 to fSkeleton[0].NumBones - 1 do
begin
  fSkeleton[0].Bone[b].Render;
end;
end;

procedure TglModel.UpdateTextures;
var
  m: integer;
begin
  for m := 0 to FNumMaterials - 1 do
  begin
    fmaterial[m].UpdateTexture;
  end;
end;

end.