1
2 #ifndef INLINE_SW_HELPER_H
3 #define INLINE_SW_HELPER_H
4
5 #include "pipe/p_compiler.h"
6 #include "pipe/p_screen.h"
7 #include "util/u_debug.h"
8 #include "util/debug.h"
9 #include "frontend/sw_winsys.h"
10 #include "target-helpers/inline_debug_helper.h"
11
12 /* Helper function to choose and instantiate one of the software rasterizers:
13 * llvmpipe, softpipe.
14 */
15
16 #ifdef GALLIUM_SOFTPIPE
17 #include "softpipe/sp_public.h"
18 #endif
19
20 #ifdef GALLIUM_LLVMPIPE
21 #include "llvmpipe/lp_public.h"
22 #endif
23
24 #ifdef GALLIUM_VIRGL
25 #include "virgl/virgl_public.h"
26 #include "virgl/vtest/virgl_vtest_public.h"
27 #endif
28
29 #ifdef GALLIUM_D3D12
30 #include "d3d12/d3d12_public.h"
31 #endif
32
33 #ifdef GALLIUM_ASAHI
34 #include "asahi/agx_public.h"
35 #endif
36
37 static inline struct pipe_screen *
sw_screen_create_named(struct sw_winsys * winsys,const char * driver)38 sw_screen_create_named(struct sw_winsys *winsys, const char *driver)
39 {
40 struct pipe_screen *screen = NULL;
41
42 #if defined(GALLIUM_LLVMPIPE)
43 if (screen == NULL && strcmp(driver, "llvmpipe") == 0)
44 screen = llvmpipe_create_screen(winsys);
45 #endif
46
47 #if defined(GALLIUM_VIRGL)
48 if (screen == NULL && strcmp(driver, "virpipe") == 0) {
49 struct virgl_winsys *vws;
50 vws = virgl_vtest_winsys_wrap(winsys);
51 screen = virgl_create_screen(vws, NULL);
52 }
53 #endif
54
55 #if defined(GALLIUM_SOFTPIPE)
56 if (screen == NULL && strcmp(driver, "softpipe") == 0)
57 screen = softpipe_create_screen(winsys);
58 #endif
59
60 #if defined(GALLIUM_ZINK)
61 if (screen == NULL && strcmp(driver, "zink") == 0)
62 screen = zink_create_screen(winsys, NULL);
63 #endif
64
65 #if defined(GALLIUM_D3D12)
66 if (screen == NULL && strcmp(driver, "d3d12") == 0)
67 screen = d3d12_create_dxcore_screen(winsys, NULL);
68 #endif
69
70 #if defined(GALLIUM_ASAHI)
71 if (screen == NULL && strcmp(driver, "asahi") == 0)
72 screen = agx_screen_create(winsys);
73 #endif
74
75 return screen ? debug_screen_wrap(screen) : NULL;
76 }
77
78
79 static inline struct pipe_screen *
sw_screen_create_vk(struct sw_winsys * winsys,bool sw_vk)80 sw_screen_create_vk(struct sw_winsys *winsys, bool sw_vk)
81 {
82 UNUSED bool only_sw = env_var_as_boolean("LIBGL_ALWAYS_SOFTWARE", false);
83 const char *drivers[] = {
84 (sw_vk ? "" : debug_get_option("GALLIUM_DRIVER", "")),
85 #if defined(GALLIUM_D3D12)
86 (sw_vk || only_sw) ? "" : "d3d12",
87 #endif
88 #if defined(GALLIUM_ASAHI)
89 (sw_vk || only_sw) ? "" : "asahi",
90 #endif
91 #if defined(GALLIUM_LLVMPIPE)
92 "llvmpipe",
93 #endif
94 #if defined(GALLIUM_SOFTPIPE)
95 (sw_vk ? "" : "softpipe"),
96 #endif
97 };
98
99 for (unsigned i = 0; i < ARRAY_SIZE(drivers); i++) {
100 struct pipe_screen *screen = sw_screen_create_named(winsys, drivers[i]);
101 if (screen)
102 return screen;
103 /* If the env var is set, don't keep trying things */
104 else if (i == 0 && drivers[i][0] != '\0')
105 return NULL;
106 }
107 return NULL;
108 }
109
110 static inline struct pipe_screen *
sw_screen_create_zink(struct sw_winsys * winsys,const struct pipe_screen_config * config,bool whatever)111 sw_screen_create_zink(struct sw_winsys *winsys, const struct pipe_screen_config *config, bool whatever)
112 {
113 #if defined(GALLIUM_ZINK)
114 return zink_create_screen(winsys, config);
115 #else
116 return NULL;
117 #endif
118 }
119
120 static inline struct pipe_screen *
sw_screen_create(struct sw_winsys * winsys)121 sw_screen_create(struct sw_winsys *winsys)
122 {
123 return sw_screen_create_vk(winsys, false);
124 }
125 #endif
126