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#ifndef SW_HELPER_H
#define SW_HELPER_H
#include "pipe/p_compiler.h"
#include "util/u_debug.h"
#include "util/debug.h"
#include "target-helpers/sw_helper_public.h"
#include "frontend/sw_winsys.h"
/* Helper function to choose and instantiate one of the software rasterizers:
* llvmpipe, softpipe.
*/
#ifdef GALLIUM_ZINK
#include "zink/zink_public.h"
#endif
#ifdef GALLIUM_D3D12
#include "d3d12/d3d12_public.h"
#endif
#ifdef GALLIUM_ASAHI
#include "asahi/agx_public.h"
#endif
#ifdef GALLIUM_SOFTPIPE
#include "softpipe/sp_public.h"
#endif
#ifdef GALLIUM_LLVMPIPE
#include "llvmpipe/lp_public.h"
#endif
#ifdef GALLIUM_VIRGL
#include "virgl/virgl_public.h"
#include "virgl/vtest/virgl_vtest_public.h"
#endif
static inline struct pipe_screen *
sw_screen_create_named(struct sw_winsys *winsys, const struct pipe_screen_config *config, const char *driver)
{
struct pipe_screen *screen = NULL;
#if defined(GALLIUM_LLVMPIPE)
if (screen == NULL && strcmp(driver, "llvmpipe") == 0)
screen = llvmpipe_create_screen(winsys);
#endif
#if defined(GALLIUM_VIRGL)
if (screen == NULL && strcmp(driver, "virpipe") == 0) {
struct virgl_winsys *vws;
vws = virgl_vtest_winsys_wrap(winsys);
screen = virgl_create_screen(vws, NULL);
}
#endif
#if defined(GALLIUM_SOFTPIPE)
if (screen == NULL && strcmp(driver, "softpipe") == 0)
screen = softpipe_create_screen(winsys);
#endif
#if defined(GALLIUM_ZINK)
if (screen == NULL && strcmp(driver, "zink") == 0)
screen = zink_create_screen(winsys, config);
#endif
#if defined(GALLIUM_D3D12)
if (screen == NULL && strcmp(driver, "d3d12") == 0)
screen = d3d12_create_dxcore_screen(winsys, NULL);
#endif
#if defined(GALLIUM_ASAHI)
if (screen == NULL && strcmp(driver, "asahi") == 0)
screen = agx_screen_create(winsys);
#endif
return screen;
}
struct pipe_screen *
sw_screen_create_vk(struct sw_winsys *winsys, const struct pipe_screen_config *config, bool sw_vk)
{
UNUSED bool only_sw = env_var_as_boolean("LIBGL_ALWAYS_SOFTWARE", false);
const char *drivers[] = {
(sw_vk ? "" : debug_get_option("GALLIUM_DRIVER", "")),
#if defined(GALLIUM_D3D12)
(sw_vk || only_sw) ? "" : "d3d12",
#endif
#if defined(GALLIUM_ASAHI)
(sw_vk || only_sw) ? "" : "asahi",
#endif
#if defined(GALLIUM_LLVMPIPE)
"llvmpipe",
#endif
#if defined(GALLIUM_SOFTPIPE)
sw_vk ? "" : "softpipe",
#endif
};
for (unsigned i = 0; i < ARRAY_SIZE(drivers); i++) {
struct pipe_screen *screen = sw_screen_create_named(winsys, config, drivers[i]);
if (screen)
return screen;
/* If the env var is set, don't keep trying things */
else if (i == 0 && drivers[i][0] != '\0')
return NULL;
}
return NULL;
}
struct pipe_screen *
sw_screen_create_zink(struct sw_winsys *winsys, const struct pipe_screen_config *config, bool whatever)
{
#if defined(GALLIUM_ZINK)
return zink_create_screen(winsys, config);
#else
return NULL;
#endif
}
struct pipe_screen *
sw_screen_create(struct sw_winsys *winsys)
{
return sw_screen_create_vk(winsys, NULL, false);
}
#endif
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