/* RetroArch - A frontend for libretro.
 * Copyright (C) 2010-2014 - Hans-Kristian Arntzen
 * Copyright (C) 2011-2015 - Daniel De Matteis
 *
 * RetroArch is free software: you can redistribute it and/or modify it under the terms
 * of the GNU General Public License as published by the Free Software Found-
 * ation, either version 3 of the License, or (at your option) any later version.
 *
 * RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
 * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
 * PURPOSE. See the GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along with RetroArch.
 * If not, see <http://www.gnu.org/licenses/>.
 */

#include "image.h"
#include "../d3d/d3d_wrapper.h"

bool texture_image_load(struct texture_image *out_img, const char *path)
{
   d3d_video_t *d3d = (d3d_video_t*)driver.video_data;

   D3DXIMAGE_INFO m_imageInfo;

   out_img->vertex_buf  = NULL;

   out_img->pixels = d3d_texture_new(d3d->dev, path,
         D3DX_DEFAULT, D3DX_DEFAULT, D3DX_DEFAULT, 0,
         D3DFMT_A8R8G8B8, D3DPOOL_MANAGED, D3DX_DEFAULT,
         D3DX_DEFAULT, 0, &m_imageInfo, NULL);

   if (!out_img->pixels)
      return false;

   /* create a vertex buffer for the quad that will display the texture */
   out_img->vertex_buf = (LPDIRECT3DVERTEXBUFFER)d3d_vertex_buffer_new(
         d3d->dev, 4 * sizeof(Vertex), D3DUSAGE_WRITEONLY, D3DFVF_CUSTOMVERTEX,
         D3DPOOL_MANAGED, NULL);

   if (!out_img->vertex_buf)
   {
      d3d_texture_free(out_img->pixels);
      return false;
   }

   out_img->width = m_imageInfo.Width;
   out_img->height = m_imageInfo.Height;

   return true;
}

void texture_image_free(struct texture_image *img)
{
   if (!img)
      return;

   d3d_vertex_buffer_free(img->vertex_buf);
   d3d_texture_free(img->pixels);
   memset(img, 0, sizeof(*img));
}