const char *
glsl_compute_version_string(void *mem_ctx, bool is_es, unsigned version);
+typedef struct YYLTYPE {
+ int first_line;
+ int first_column;
+ int last_line;
+ int last_column;
+ unsigned source;
+} YYLTYPE;
+# define YYLTYPE_IS_DECLARED 1
+# define YYLTYPE_IS_TRIVIAL 1
+
struct _mesa_glsl_parse_state {
_mesa_glsl_parse_state(struct gl_context *_ctx, GLenum target,
void *mem_ctx);
this->language_version);
}
+ /**
+ * Determine whether the current GLSL version is sufficiently high to
+ * support a certain feature.
+ *
+ * \param required_glsl_version is the desktop GLSL version that is
+ * required to support the feature, or 0 if no version of desktop GLSL
+ * supports the feature.
+ *
+ * \param required_glsl_es_version is the GLSL ES version that is required
+ * to support the feature, or 0 if no version of GLSL ES suports the
+ * feature.
+ */
+ bool is_version(unsigned required_glsl_version,
+ unsigned required_glsl_es_version)
+ {
+ unsigned required_version = this->es_shader ?
+ required_glsl_es_version : required_glsl_version;
+ return required_version != 0
+ && this->language_version >= required_version;
+ }
+
+ bool check_version(unsigned required_glsl_version,
+ unsigned required_glsl_es_version,
+ YYLTYPE *locp, const char *fmt, ...) PRINTFLIKE(5, 6);
+
+ bool check_precision_qualifiers_allowed(YYLTYPE *locp)
+ {
+ return check_version(130, 100, locp,
+ "precision qualifiers are forbidden");
+ }
+
+ bool check_bitwise_operations_allowed(YYLTYPE *locp)
+ {
+ return check_version(130, 300, locp, "bit-wise operations are forbidden");
+ }
+
+ void process_version_directive(YYLTYPE *locp, int version,
+ const char *ident);
+
struct gl_context *const ctx;
void *scanner;
exec_list translation_unit;
unsigned uniform_block_array_size;
struct gl_uniform_block *uniform_blocks;
+ unsigned num_supported_versions;
+ struct {
+ unsigned ver;
+ bool es;
+ } supported_versions[12];
+
bool es_shader;
unsigned language_version;
enum _mesa_glsl_parser_targets target;
/* ARB_draw_buffers */
unsigned MaxDrawBuffers;
+
+ /* 3.00 ES */
+ int MinProgramTexelOffset;
+ int MaxProgramTexelOffset;
} Const;
/**
bool OES_standard_derivatives_warn;
bool ARB_texture_cube_map_array_enable;
bool ARB_texture_cube_map_array_warn;
+ bool ARB_shading_language_packing_enable;
+ bool ARB_shading_language_packing_warn;
+ bool ARB_texture_multisample_enable;
+ bool ARB_texture_multisample_warn;
+ bool ARB_texture_query_lod_enable;
+ bool ARB_texture_query_lod_warn;
+ bool ARB_gpu_shader5_enable;
+ bool ARB_gpu_shader5_warn;
+ bool AMD_vertex_shader_layer_enable;
+ bool AMD_vertex_shader_layer_warn;
+ bool ARB_shading_language_420pack_enable;
+ bool ARB_shading_language_420pack_warn;
/*@}*/
/** Extensions supported by the OpenGL implementation. */
unsigned num_builtins_to_link;
};
-typedef struct YYLTYPE {
- int first_line;
- int first_column;
- int last_line;
- int last_column;
- unsigned source;
-} YYLTYPE;
-# define YYLTYPE_IS_DECLARED 1
-# define YYLTYPE_IS_TRIVIAL 1
-
# define YYLLOC_DEFAULT(Current, Rhs, N) \
do { \
if (N) \
extern "C" {
#endif
+extern const char *
+_mesa_glsl_shader_target_name(GLenum type);
+
extern int glcpp_preprocess(void *ctx, const char **shader, char **info_log,
- const struct gl_extensions *extensions, int api);
+ const struct gl_extensions *extensions, struct gl_context *gl_ctx);
extern void _mesa_destroy_shader_compiler(void);
extern void _mesa_destroy_shader_compiler_caches(void);