From cd73360e4848d80aae3ff4b4d6c9d0cdcbcba457 Mon Sep 17 00:00:00 2001 From: Keith Whitwell Date: Mon, 31 May 2010 16:26:19 +0100 Subject: include/st: new file swrast_screen_create.h --- .../include/state_tracker/swrast_screen_create.h | 67 ++++++++++++++++++++++ 1 file changed, 67 insertions(+) create mode 100644 src/gallium/include/state_tracker/swrast_screen_create.h (limited to 'src/gallium/include') diff --git a/src/gallium/include/state_tracker/swrast_screen_create.h b/src/gallium/include/state_tracker/swrast_screen_create.h new file mode 100644 index 0000000000..a08f83a325 --- /dev/null +++ b/src/gallium/include/state_tracker/swrast_screen_create.h @@ -0,0 +1,67 @@ +#include "pipe/p_compiler.h" +#include "util/u_debug.h" +#include "target-helpers/wrap_screen.h" + +struct sw_winsys; + +#ifdef GALLIUM_SOFTPIPE +#include "softpipe/sp_public.h" +#endif + +#ifdef GALLIUM_LLVMPIPE +#include "llvmpipe/lp_public.h" +#endif + +#ifdef GALLIUM_CELL +#include "cell/ppu/cell_public.h" +#endif + +/* + * Helper function to choose and instantiate one of the software rasterizers: + * cell, llvmpipe, softpipe. + * + * This function could be shared, but currently causes headaches for + * the build systems, particularly scons if we try. Long term, want + * to avoid having global #defines for things like GALLIUM_LLVMPIPE, + * GALLIUM_CELL, etc. Scons already eliminates those #defines, so + * things that are painful for it now are likely to be painful for + * other build systems in the future. + */ + +static INLINE struct pipe_screen * +swrast_screen_create(struct sw_winsys *winsys) +{ + const char *default_driver; + const char *driver; + struct pipe_screen *screen = NULL; + +#if defined(GALLIUM_CELL) + default_driver = "cell"; +#elif defined(GALLIUM_LLVMPIPE) + default_driver = "llvmpipe"; +#elif defined(GALLIUM_SOFTPIPE) + default_driver = "softpipe"; +#else + default_driver = ""; +#endif + + driver = debug_get_option("GALLIUM_DRIVER", default_driver); + +#if defined(GALLIUM_CELL) + if (screen == NULL && strcmp(driver, "cell") == 0) + screen = cell_create_screen( winsys ); +#endif + +#if defined(GALLIUM_LLVMPIPE) + if (screen == NULL && strcmp(driver, "llvmpipe") == 0) + screen = llvmpipe_create_screen( winsys ); +#endif + +#if defined(GALLIUM_SOFTPIPE) + if (screen == NULL) + screen = softpipe_create_screen( winsys ); +#endif + + return gallium_wrap_screen( screen ); +} + -- cgit v1.2.3