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-rw-r--r--src/mesa/state_tracker/st_program.h75
1 files changed, 56 insertions, 19 deletions
diff --git a/src/mesa/state_tracker/st_program.h b/src/mesa/state_tracker/st_program.h
index e2e5eddef22..88aadbd7510 100644
--- a/src/mesa/state_tracker/st_program.h
+++ b/src/mesa/state_tracker/st_program.h
@@ -64,41 +64,70 @@ struct st_fragment_program
struct pipe_shader_state state;
void *driver_shader;
- GLuint param_state;
-
- /** List of vertex programs which have been translated such that their
- * outputs match this fragment program's inputs.
- */
- struct translated_vertex_program *vertex_programs;
-
/** Program prefixed with glBitmap prologue */
struct st_fragment_program *bitmap_program;
uint bitmap_sampler;
};
+
+struct st_vp_varient_key
+{
+ char dummy; /* currently unused */
+};
+
+
+/**
+ * This represents a vertex program, especially translated to match
+ * the inputs of a particular fragment shader.
+ */
+struct st_vp_varient
+{
+ /* Parameters which generated this translated version of a vertex
+ * shader:
+ */
+ struct st_vp_varient_key key;
+
+ /** TGSI tokens -- why?
+ */
+ struct pipe_shader_state state;
+
+ /** Driver's compiled shader */
+ void *driver_shader;
+
+ /** For using our private draw module (glRasterPos) */
+ struct draw_vertex_shader *draw_shader;
+
+ /** Next in linked list */
+ struct st_vp_varient *next;
+};
+
+
+
+
/**
* Derived from Mesa gl_fragment_program:
*/
struct st_vertex_program
{
struct gl_vertex_program Base; /**< The Mesa vertex program */
- GLuint serialNo;
+ GLuint serialNo, lastSerialNo;
/** maps a Mesa VERT_ATTRIB_x to a packed TGSI input index */
GLuint input_to_index[VERT_ATTRIB_MAX];
/** maps a TGSI input index back to a Mesa VERT_ATTRIB_x */
GLuint index_to_input[PIPE_MAX_SHADER_INPUTS];
-
GLuint num_inputs;
- struct pipe_shader_state state;
- void *driver_shader;
+ /** Maps VERT_RESULT_x to slot */
+ GLuint result_to_output[VERT_RESULT_MAX];
+ ubyte output_semantic_name[VERT_RESULT_MAX];
+ ubyte output_semantic_index[VERT_RESULT_MAX];
+ GLuint num_outputs;
- /** For using our private draw module (glRasterPos) */
- struct draw_vertex_shader *draw_shader;
-
- GLuint param_state;
+ /** List of translated varients of this vertex program.
+ */
+ struct st_vp_varient *varients;
};
@@ -143,13 +172,21 @@ st_translate_fragment_program(struct st_context *st,
const GLuint inputMapping[]);
+/* Called after program string change, discard all previous
+ * compilation results.
+ */
extern void
+st_prepare_vertex_program(struct st_context *st,
+ struct st_vertex_program *stvp);
+
+extern struct st_vp_varient *
st_translate_vertex_program(struct st_context *st,
- struct st_vertex_program *vp,
- const GLuint vert_output_to_slot[],
- const ubyte *fs_input_semantic_name,
- const ubyte *fs_input_semantic_index);
+ struct st_vertex_program *stvp,
+ const struct st_vp_varient_key *key);
+void
+st_vp_release_varients( struct st_context *st,
+ struct st_vertex_program *stvp );
extern void
st_print_shaders(GLcontext *ctx);