src/gallium/auxiliary/target-helpers/inline_wrapper_sw_helper.h

   1
   2 #ifndef INLINE_WRAPPER_SW_HELPER_H
   3 #define INLINE_WRAPPER_SW_HELPER_H
   4
   5 #include "target-helpers/inline_sw_helper.h"
   6 #include "sw/wrapper/wrapper_sw_winsys.h"
   7
   8 /**
   9  * Try to wrap a hw screen with a software screen.
  10  * On failure will return given screen.
  11  */
  12 static inline struct pipe_screen *
  13 sw_screen_wrap(struct pipe_screen *screen)
  14 {
  15 #if defined(GALLIUM_SOFTPIPE) || defined(GALLIUM_LLVMPIPE)
  16    struct sw_winsys *sws;
  17    struct pipe_screen *sw_screen = NULL;
  18    const char *driver;
  19
  20    driver = debug_get_option("GALLIUM_DRIVER", "native");
  21    if (strcmp(driver, "native") == 0)
  22       return screen;
  23
  24    sws = wrapper_sw_winsys_wrap_pipe_screen(screen);
  25    if (!sws)
  26       goto err;
  27
  28    sw_screen = sw_screen_create_named(sws, driver);
  29
  30    if (!sw_screen)
  31       goto err_winsys;
  32
  33    return sw_screen;
  34
  35 err_winsys:
  36    return wrapper_sw_winsys_dewrap_pipe_screen(sws);
  37 err:
  38 #endif
  39    return screen;
  40 }
  41
  42 #endif