float dady[NUM_CHANNELS];
};
-
-struct softpipe_tile_cache; /**< Opaque to TGSI */
-
/**
* Information for sampling textures, which must be implemented
* by code outside the TGSI executor.
*/
struct tgsi_sampler
{
- const struct pipe_sampler_state *state;
- struct pipe_texture *texture;
/** Get samples for four fragments in a quad */
void (*get_samples)(struct tgsi_sampler *sampler,
const float s[QUAD_SIZE],
const float p[QUAD_SIZE],
float lodbias,
float rgba[NUM_CHANNELS][QUAD_SIZE]);
- void *pipe; /*XXX temporary*/
- struct softpipe_tile_cache *cache;
};
/**
#define TGSI_EXEC_TEMP_HALF_I (TGSI_EXEC_NUM_TEMPS + 3)
#define TGSI_EXEC_TEMP_HALF_C 1
+/* execution mask, each value is either 0 or ~0 */
+#define TGSI_EXEC_MASK_I (TGSI_EXEC_NUM_TEMPS + 3)
+#define TGSI_EXEC_MASK_C 2
+
#define TGSI_EXEC_TEMP_R0 (TGSI_EXEC_NUM_TEMPS + 4)
#define TGSI_EXEC_TEMP_ADDR (TGSI_EXEC_NUM_TEMPS + 5)
#define TGSI_EXEC_MAX_LOOP_NESTING 20
#define TGSI_EXEC_MAX_CALL_NESTING 20
+/* The maximum number of input attributes per vertex. For 2D
+ * input register files, this is the stride between two 1D
+ * arrays.
+ */
+#define TGSI_EXEC_MAX_INPUT_ATTRIBS 17
+
+/* The maximum number of constant vectors per constant buffer.
+ */
+#define TGSI_EXEC_MAX_CONST_BUFFER 4096
+
/**
* Run-time virtual machine state for executing TGSI shader.
*/
struct tgsi_exec_vector *Temps;
struct tgsi_exec_vector *Addrs;
- struct tgsi_sampler *Samplers;
+ struct tgsi_sampler **Samplers;
float Imms[TGSI_EXEC_NUM_IMMEDIATES][4];
unsigned ImmLimit;
struct tgsi_exec_machine *mach,
const struct tgsi_token *tokens,
uint numSamplers,
- struct tgsi_sampler *samplers);
+ struct tgsi_sampler **samplers);
uint
tgsi_exec_machine_run(
tgsi_exec_machine_free_data(struct tgsi_exec_machine *mach);
+static INLINE void
+tgsi_set_kill_mask(struct tgsi_exec_machine *mach, unsigned mask)
+{
+ mach->Temps[TGSI_EXEC_TEMP_KILMASK_I].xyzw[TGSI_EXEC_TEMP_KILMASK_C].u[0] =
+ mask;
+}
+
+
+/** Set execution mask values prior to executing the shader */
+static INLINE void
+tgsi_set_exec_mask(struct tgsi_exec_machine *mach,
+ boolean ch0, boolean ch1, boolean ch2, boolean ch3)
+{
+ int *mask = mach->Temps[TGSI_EXEC_MASK_I].xyzw[TGSI_EXEC_MASK_C].i;
+ mask[0] = ch0 ? ~0 : 0;
+ mask[1] = ch1 ? ~0 : 0;
+ mask[2] = ch2 ? ~0 : 0;
+ mask[3] = ch3 ? ~0 : 0;
+}
+
+
#if defined __cplusplus
} /* extern "C" */
#endif