/*
 * This program 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 Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program 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 this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 */

/** \file
 * \ingroup gpu
 */

#pragma once

#include "GPU_shader_interface.h"

#ifdef __cplusplus
extern "C" {
#endif

struct GPUShader {
  /** Handle for full program (links shader stages below). */
  GLuint program;

  /** Handle for vertex shader. */
  GLuint vertex;
  /** Handle for geometry shader. */
  GLuint geometry;
  /** Handle for fragment shader. */
  GLuint fragment;

  /** Cached uniform & attribute interface for shader. */
  GPUShaderInterface *interface;

  int feedback_transform_type;
#ifndef NDEBUG
  char name[64];
#endif
};

/* XXX do not use it. Special hack to use OCIO with batch API. */
GPUShader *immGetShader(void);

#ifdef __cplusplus
}
#endif