Esempio n. 1
0
bool CRenderSystemGLES::InitRenderSystem()
{
  m_bVSync = false;
  m_iVSyncMode = 0;
  m_iSwapStamp = 0;
  m_iSwapTime = 0;
  m_iSwapRate = 0;
  m_bVsyncInit = false;
  m_maxTextureSize = 2048;
  m_renderCaps = 0;
  // Get the GLES version number
  m_RenderVersionMajor = 0;
  m_RenderVersionMinor = 0;

  const char* ver = (const char*)glGetString(GL_VERSION);
  if (ver != 0)
  {
    sscanf(ver, "%d.%d", &m_RenderVersionMajor, &m_RenderVersionMinor);
    if (!m_RenderVersionMajor)
      sscanf(ver, "%*s %*s %d.%d", &m_RenderVersionMajor, &m_RenderVersionMinor);
    m_RenderVersion = ver;
  }
  
  // Get our driver vendor and renderer
  m_RenderVendor = (const char*) glGetString(GL_VENDOR);
  m_RenderRenderer = (const char*) glGetString(GL_RENDERER);

  m_RenderExtensions  = " ";
  m_RenderExtensions += (const char*) glGetString(GL_EXTENSIONS);
  m_RenderExtensions += " ";

  LogGraphicsInfo();
  
  if (IsExtSupported("GL_TEXTURE_NPOT"))
  {
    m_renderCaps |= RENDER_CAPS_NPOT;
  }

  if (IsExtSupported("GL_EXT_texture_format_BGRA8888"))
  {
    m_renderCaps |= RENDER_CAPS_BGRA;
  }

  if (IsExtSupported("GL_IMG_texture_format_BGRA8888"))
  {
    m_renderCaps |= RENDER_CAPS_BGRA;
  }

  if (IsExtSupported("GL_APPLE_texture_format_BGRA8888"))
  {
    m_renderCaps |= RENDER_CAPS_BGRA_APPLE;
  }



  m_bRenderCreated = true;
  
  InitialiseGUIShader();

  return true;
}
Esempio n. 2
0
bool CRenderSystemGLES::InitRenderSystem()
{
  GLint maxTextureSize;

  glGetIntegerv(GL_MAX_TEXTURE_SIZE, &maxTextureSize);

  m_maxTextureSize = maxTextureSize;
  m_bVSync = false;
  m_iVSyncMode = 0;
  m_iSwapStamp = 0;
  m_iSwapTime = 0;
  m_iSwapRate = 0;
  m_bVsyncInit = false;
  m_renderCaps = 0;
  // Get the GLES version number
  m_RenderVersionMajor = 0;
  m_RenderVersionMinor = 0;

  const char* ver = (const char*)glGetString(GL_VERSION);
  if (ver != 0)
  {
    sscanf(ver, "%d.%d", &m_RenderVersionMajor, &m_RenderVersionMinor);
    if (!m_RenderVersionMajor)
      sscanf(ver, "%*s %*s %d.%d", &m_RenderVersionMajor, &m_RenderVersionMinor);
    m_RenderVersion = ver;
  }
  
  // Get our driver vendor and renderer
  const char *tmpVendor = (const char*) glGetString(GL_VENDOR);
  m_RenderVendor.clear();
  if (tmpVendor != NULL)
    m_RenderVendor = tmpVendor;

  const char *tmpRenderer = (const char*) glGetString(GL_RENDERER);
  m_RenderRenderer.clear();
  if (tmpRenderer != NULL)
    m_RenderRenderer = tmpRenderer;

  m_RenderExtensions  = " ";

  const char *tmpExtensions = (const char*) glGetString(GL_EXTENSIONS);
  if (tmpExtensions != NULL)
  {
    m_RenderExtensions += tmpExtensions;
  }

  m_RenderExtensions += " ";

  LogGraphicsInfo();
  
  if (IsExtSupported("GL_TEXTURE_NPOT"))
  {
    m_renderCaps |= RENDER_CAPS_NPOT;
  }

  if (IsExtSupported("GL_EXT_texture_format_BGRA8888"))
  {
    m_renderCaps |= RENDER_CAPS_BGRA;
  }

  if (IsExtSupported("GL_IMG_texture_format_BGRA8888"))
  {
    m_renderCaps |= RENDER_CAPS_BGRA;
  }

  if (IsExtSupported("GL_APPLE_texture_format_BGRA8888"))
  {
    m_renderCaps |= RENDER_CAPS_BGRA_APPLE;
  }

  if (IsExtSupported("GL_EXT_unpack_subimage"))
  {
    m_renderCaps |= RENDER_CAPS_EGL_SUBIMAGE;
  }


  m_bRenderCreated = true;
  
  InitialiseGUIShader();

  return true;
}