void GLAPIENTRY _mesa_StencilOpSeparate	(	GLenum	face,
		GLenum	sfail,
		GLenum	zfail,
		GLenum	zpass
	)

OpenGL 2.0 function.

Todo:: Make StencilOp() call this function. And eventually remove the ctx->Driver.StencilOp function and use ctx->Driver.StencilOpSeparate instead.

Definition at line 413 of file stencil.c.

Referenced by _mesa_init_exec_table(), and _mesa_PopAttrib().

{
   GLboolean set = GL_FALSE;
   GET_CURRENT_CONTEXT(ctx);
   ASSERT_OUTSIDE_BEGIN_END(ctx);

   if (!validate_stencil_op(ctx, sfail)) {
      _mesa_error(ctx, GL_INVALID_ENUM, "glStencilOpSeparate(sfail)");
      return;
   }
   if (!validate_stencil_op(ctx, zfail)) {
      _mesa_error(ctx, GL_INVALID_ENUM, "glStencilOpSeparate(zfail)");
      return;
   }
   if (!validate_stencil_op(ctx, zpass)) {
      _mesa_error(ctx, GL_INVALID_ENUM, "glStencilOpSeparate(zpass)");
      return;
   }
   if (face != GL_FRONT && face != GL_BACK && face != GL_FRONT_AND_BACK) {
      _mesa_error(ctx, GL_INVALID_ENUM, "glStencilOpSeparate(face)");
      return;
   }

   if (face != GL_BACK) {
      /* set front */
      if (ctx->Stencil.ZFailFunc[0] != zfail ||
          ctx->Stencil.ZPassFunc[0] != zpass ||
          ctx->Stencil.FailFunc[0] != sfail){
         FLUSH_VERTICES(ctx, _NEW_STENCIL);
         ctx->Stencil.ZFailFunc[0] = zfail;
         ctx->Stencil.ZPassFunc[0] = zpass;
         ctx->Stencil.FailFunc[0] = sfail;
         set = GL_TRUE;
      }
   }
   if (face != GL_FRONT) {
      /* set back */
      if (ctx->Stencil.ZFailFunc[1] != zfail ||
          ctx->Stencil.ZPassFunc[1] != zpass ||
          ctx->Stencil.FailFunc[1] != sfail) {
         FLUSH_VERTICES(ctx, _NEW_STENCIL);
         ctx->Stencil.ZFailFunc[1] = zfail;
         ctx->Stencil.ZPassFunc[1] = zpass;
         ctx->Stencil.FailFunc[1] = sfail;
         set = GL_TRUE;
      }
   }
   if (set && ctx->Driver.StencilOpSeparate) {
      ctx->Driver.StencilOpSeparate(ctx, face, sfail, zfail, zpass);
   }
}

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