1
2 #include "pipe/p_compiler.h"
3 #include "pipe/p_context.h"
4 #include "pipe/p_shader_tokens.h"
5 #include "pipe/p_state.h"
6 #include "tgsi/tgsi_text.h"
7 #include "util/u_debug.h"
8 #include "util/u_debug_image.h"
9 #include "util/u_memory.h"
10 #include "frontend/graw.h"
11
12
13 /* Helper functions. These are the same for all graw implementations.
14 */
15 PUBLIC void *
graw_parse_geometry_shader(struct pipe_context * pipe,const char * text)16 graw_parse_geometry_shader(struct pipe_context *pipe,
17 const char *text)
18 {
19 struct tgsi_token tokens[1024];
20 struct pipe_shader_state state;
21
22 if (!tgsi_text_translate(text, tokens, ARRAY_SIZE(tokens)))
23 return NULL;
24
25 memset(&state, 0, sizeof state);
26 state.tokens = tokens;
27 return pipe->create_gs_state(pipe, &state);
28 }
29
30 PUBLIC void *
graw_parse_vertex_shader(struct pipe_context * pipe,const char * text)31 graw_parse_vertex_shader(struct pipe_context *pipe,
32 const char *text)
33 {
34 struct tgsi_token tokens[1024];
35 struct pipe_shader_state state;
36
37 if (!tgsi_text_translate(text, tokens, ARRAY_SIZE(tokens)))
38 return NULL;
39
40 memset(&state, 0, sizeof state);
41 state.tokens = tokens;
42 return pipe->create_vs_state(pipe, &state);
43 }
44
45 PUBLIC void *
graw_parse_fragment_shader(struct pipe_context * pipe,const char * text)46 graw_parse_fragment_shader(struct pipe_context *pipe,
47 const char *text)
48 {
49 struct tgsi_token tokens[1024];
50 struct pipe_shader_state state;
51
52 if (!tgsi_text_translate(text, tokens, ARRAY_SIZE(tokens)))
53 return NULL;
54
55 memset(&state, 0, sizeof state);
56 state.tokens = tokens;
57 return pipe->create_fs_state(pipe, &state);
58 }
59
60 static char out_filename[256] = "";
61
62 PUBLIC bool
graw_parse_args(int * argi,int argc,char * argv[])63 graw_parse_args(int *argi,
64 int argc,
65 char *argv[])
66 {
67 if (strcmp(argv[*argi], "-o") == 0) {
68 if (*argi + 1 >= argc) {
69 return false;
70 }
71
72 strncpy(out_filename, argv[*argi + 1], sizeof(out_filename) - 1);
73 out_filename[sizeof(out_filename) - 1] = '\0';
74 *argi += 2;
75 return true;
76 }
77
78 return false;
79 }
80
81 PUBLIC bool
graw_save_surface_to_file(struct pipe_context * pipe,struct pipe_surface * surface,const char * filename)82 graw_save_surface_to_file(struct pipe_context *pipe,
83 struct pipe_surface *surface,
84 const char *filename)
85 {
86 if (!filename || !*filename) {
87 filename = out_filename;
88 if (!filename || !*filename) {
89 return false;
90 }
91 }
92
93 /* XXX: Make that working in release builds.
94 */
95 debug_dump_surface_bmp(pipe, filename, surface);
96 return true;
97 }
98