/**
 * Copyright (c) 2026 Dominic Masters
 * 
 * This software is released under the MIT License.
 * https://opensource.org/licenses/MIT
 */

#include "displaygl.h"

errorret_t displayOpenGLInit(void) {
  glDisable(GL_CULL_FACE);
  errorChain(errorGLCheck());

  #if DUSK_OPENGL_LEGACY
    glDisable(GL_LIGHTING);// PSP defaults this on?
    errorChain(errorGLCheck());
    glShadeModel(GL_SMOOTH); // Fixes color on PSP?
    errorChain(errorGLCheck());
  #endif

  glEnable(GL_DEPTH_TEST);
  errorChain(errorGLCheck());
  glDepthFunc(GL_LEQUAL);
  errorChain(errorGLCheck());
  glClearDepth(1.0f);
  errorChain(errorGLCheck());

  glEnable(GL_BLEND);
  errorChain(errorGLCheck());
  glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
  errorChain(errorGLCheck());
  glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
  errorChain(errorGLCheck());

  errorOk();
}