diff options
| -rw-r--r-- | src/mesa/state_tracker/st_glsl_to_tgsi.cpp | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp index 4c6e48aa222..6f007273c73 100644 --- a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp +++ b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp @@ -5877,6 +5877,71 @@ get_mesa_program(struct gl_context *ctx, extern "C" { +static void +st_dump_program_for_shader_db(struct gl_context *ctx, + struct gl_shader_program *prog) +{ + /* Dump only successfully compiled and linked shaders to the specified + * file. This is for shader-db. + * + * These options allow some pre-processing of shaders while dumping, + * because some apps have ill-formed shaders. + */ + const char *dump_filename = os_get_option("ST_DUMP_SHADERS"); + const char *insert_directives = os_get_option("ST_DUMP_INSERT"); + + if (dump_filename && prog->Name != 0) { + FILE *f = fopen(dump_filename, "a"); + + if (f) { + for (unsigned i = 0; i < prog->NumShaders; i++) { + const struct gl_shader *sh = prog->Shaders[i]; + const char *source; + bool skip_version = false; + + if (!sh) + continue; + + source = sh->Source; + + /* This string mustn't be changed. shader-db uses it to find + * where the shader begins. + */ + fprintf(f, "GLSL %s shader %d source for linked program %d:\n", + _mesa_shader_stage_to_string(sh->Stage), + i, prog->Name); + + /* Dump the forced version if set. */ + if (ctx->Const.ForceGLSLVersion) { + fprintf(f, "#version %i\n", ctx->Const.ForceGLSLVersion); + skip_version = true; + } + + /* Insert directives (optional). */ + if (insert_directives) { + if (!ctx->Const.ForceGLSLVersion && prog->Version) + fprintf(f, "#version %i\n", prog->Version); + fprintf(f, "%s\n", insert_directives); + skip_version = true; + } + + if (skip_version && strncmp(source, "#version ", 9) == 0) { + const char *next_line = strstr(source, "\n"); + + if (next_line) + source = next_line + 1; + else + continue; + } + + fprintf(f, "%s", source); + fprintf(f, "\n"); + } + fclose(f); + } + } +} + /** * Link a shader. * Called via ctx->Driver.LinkShader() @@ -5997,6 +6062,7 @@ st_link_shader(struct gl_context *ctx, struct gl_shader_program *prog) _mesa_reference_program(ctx, &linked_prog, NULL); } + st_dump_program_for_shader_db(ctx, prog); return GL_TRUE; } |