Example #1
0
/**
 * Plug in the Get/Put routines for the given driRenderbuffer.
 */
void
sisSetSpanFunctions(struct sis_renderbuffer *srb, const GLvisual *vis)
{
   if (srb->Base.Format == MESA_FORMAT_RGB565) {
      sisInitPointers_RGB565( &srb->Base );
   }
   else if (srb->Base.Format == MESA_FORMAT_ARGB8888) {
      sisInitPointers_ARGB8888( &srb->Base );
   }
   else if (srb->Base.Format == MESA_FORMAT_Z16) {
      sisInitDepthPointers_z16(&srb->Base);
   }
   else if (srb->Base.Format == MESA_FORMAT_S8_Z24) {
      sisInitDepthPointers_z24_s8(&srb->Base);
   }
   else if (srb->Base.Format == MESA_FORMAT_Z32) {
      sisInitDepthPointers_z32(&srb->Base);
   }
   else if (srb->Base.Format == MESA_FORMAT_S8) {
      sisInitStencilPointers_z24_s8(&srb->Base);
   }
}
/**
 * Plug in the Get/Put routines for the given driRenderbuffer.
 */
void
sisSetSpanFunctions(struct sis_renderbuffer *srb, const GLvisual *vis)
{
   if (srb->Base.InternalFormat == GL_RGBA) {
      if (vis->redBits == 5 && vis->greenBits == 6 && vis->blueBits == 5) {
         sisInitPointers_RGB565( &srb->Base );
      }
      else {
         sisInitPointers_ARGB8888( &srb->Base );
      }
   }
   else if (srb->Base.InternalFormat == GL_DEPTH_COMPONENT16) {
      sisInitDepthPointers_z16(&srb->Base);
   }
   else if (srb->Base.InternalFormat == GL_DEPTH_COMPONENT24) {
      sisInitDepthPointers_z24_s8(&srb->Base);
   }
   else if (srb->Base.InternalFormat == GL_DEPTH_COMPONENT32) {
      sisInitDepthPointers_z32(&srb->Base);
   }
   else if (srb->Base.InternalFormat == GL_STENCIL_INDEX8_EXT) {
      sisInitStencilPointers_z24_s8(&srb->Base);
   }
}