Subversion Repositories wf3d

//=======================================================================

// Project Monophony

//   Wire-Frame 3D Graphics Accelerator IP Core

//

// File:

//   main_bear.c

//

// Abstract:

//   3D model(Bears) rendering sample program.

//

// Author:

//   Kenji Ishimaru (kenji.ishimaru@prtissimo.com)

//

//======================================================================

//

// Copyright (c) 2015, Kenji Ishimaru

// All rights reserved.

//

// Redistribution and use in source and binary forms, with or without

// modification, are permitted provided that the following conditions are met:

//

//  -Redistributions of source code must retain the above copyright notice,

//   this list of conditions and the following disclaimer.

//  -Redistributions in binary form must reproduce the above copyright notice,

//   this list of conditions and the following disclaimer in the documentation

//   and/or other materials provided with the distribution.

//

// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"

// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,

// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR

// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,

// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,

// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;

// OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,

// WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR

// OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,

// EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

//

// Revision History

#include <stdio.h>

#include <unistd.h>

#include <system.h>

#include "mp_lib.h"

#include "mp_hwdep.h"

//#define BLENDER_OBJ_TEST

#ifdef BLENDER_OBJ_TEST

#include "blender_obj.h"

#else

#include "bear.h"

#endif

void mp_loop() {

  static float transY = 0.0f;

  static int cframe = 1;

  static float cScale = 4.0;

  float pos_z_l,pos_z_r;

  int pos_z_l_inc,pos_z_r_inc;

  unsigned char col;

  int i;

  int frame  = 0;

  int mat_index;

  mpClearColor(0.5, 0, 0.4);

  mpViewport(640, 480);

  mpMatrixMode(MP_PROJECTION);

  mpPerspective(30.0, 4.0 / 3.0, 1, 100);

  mpVertexPointer(vtx_array);

  pos_z_l = 0.0;

  pos_z_r = 0.0;

  pos_z_l_inc = 0;

  pos_z_r_inc = 0;

  col = 0x00;

  while(1) {

    for (i=0;i<360;i++) {

      printf("frame %d\n",frame++);

      mpClear();

      mpMatrixMode(MP_MODELVIEW);

      mpLoadIdentity();

      mpLookAt(0, 0, 1, 0, 0, 0, 0, 1, 0);

      mpPushMatrix();

      mpTranslate(0.0, 0.0, -8+pos_z_l);

      mpTranslate(-1.3, 0.0, 0.0);

      mpRotate(i, 0, 1, 0);

      mpScale(2.0,2.0,2.0);

      //mpRenderColor(1.0,0.0,0.0);

      mpRenderColorU(col);

      mpDrawArrays(num_vtx*3);

      mpPopMatrix();

      mpTranslate(0.0, 0.0, -8+pos_z_r);

      mpTranslate(1.3, 0.0, 0.0);

      mpRotate(i, 0, 1, 0);

      mpScale(2.0,2.0,2.0);

      mpRenderColor(1.0,0.4,0.1);

      //mpRenderColorU(~col);

      mpDrawArrays(num_vtx*3);

      cframe++;

      mpSwapBuffers();

      // color

      if (col == 0xff) col = 0;

      else col++;

      // pos_z_l 0:-30

      if (pos_z_l_inc) {

        pos_z_l += 0.1;

        if (pos_z_l > 0.0) {

          pos_z_l_inc = 0;

        }

      } else {

        pos_z_l -= 0.1;

        if (pos_z_l < -30.0) {

          pos_z_l_inc = 1;

        }

      }

      // pos_z_r 0:-30

      if (pos_z_r_inc) {

        pos_z_r += 0.4;

        if (pos_z_r > 0.0) {

          pos_z_r_inc = 0;

        }

      } else {

        pos_z_r -= 0.4;

        if (pos_z_r < -30.0) {

          pos_z_r_inc = 1;

        }

      }

    }

  }

}

int main()

{

  printf("Hello from Nios II!\n");

  buffer_clear(0xcdcdcdcd,0);

  buffer_clear(0xdededede,1);

  mpInit();

  mp_loop();

  return 0;

}