#include "os/os_thread.h"
#include "util/u_format.h"
#include "gallivm/lp_bld_debug.h"
+#include "lp_memory.h"
#include "lp_rast.h"
#include "lp_scene.h"
+#include "lp_state.h"
#include "lp_texture.h"
#include "lp_tile_soa.h"
+#include "lp_limits.h"
-#define MAX_THREADS 8 /* XXX probably temporary here */
+/* If we crash in a jitted function, we can examine jit_line and jit_state
+ * to get some info. This is not thread-safe, however.
+ */
+#ifdef DEBUG
+
+extern int jit_line;
+extern const struct lp_rast_state *jit_state;
+
+#define BEGIN_JIT_CALL(state) \
+ do { \
+ jit_line = __LINE__; \
+ jit_state = state; \
+ } while (0)
+
+#define END_JIT_CALL() \
+ do { \
+ jit_line = 0; \
+ jit_state = NULL; \
+ } while (0)
+
+#else
+
+#define BEGIN_JIT_CALL(X)
+#define END_JIT_CALL()
+
+#endif
struct lp_rasterizer;
uint8_t *color_tiles[PIPE_MAX_COLOR_BUFS];
uint8_t *depth_tile;
- const struct lp_rast_state *current_state;
-
/** "back" pointer */
struct lp_rasterizer *rast;
/** "my" index */
unsigned thread_index;
+ /* occlude counter for visiable pixels */
+ uint32_t vis_counter;
+
pipe_semaphore work_ready;
pipe_semaphore work_done;
};
/* Framebuffer stuff
*/
- struct {
- void *map;
- unsigned tiles_per_row;
- unsigned blocksize;
- enum pipe_format format;
- } cbuf[PIPE_MAX_COLOR_BUFS];
-
struct {
uint8_t *map;
unsigned stride;
* (potentially) shared, these empty scenes should be returned to
* the context which created them rather than retained here.
*/
- struct lp_scene_queue *empty_scenes;
+ /* struct lp_scene_queue *empty_scenes; */
/** The scene currently being rasterized by the threads */
struct lp_scene *curr_scene;
/** A task object for each rasterization thread */
- struct lp_rasterizer_task tasks[MAX_THREADS];
+ struct lp_rasterizer_task tasks[LP_MAX_THREADS];
unsigned num_threads;
- pipe_thread threads[MAX_THREADS];
+ pipe_thread threads[LP_MAX_THREADS];
/** For synchronizing the rasterization threads */
pipe_barrier barrier;
};
-void lp_rast_shade_quads( struct lp_rasterizer_task *task,
- const struct lp_rast_shader_inputs *inputs,
- unsigned x, unsigned y,
- int32_t c1, int32_t c2, int32_t c3);
+void
+lp_rast_shade_quads_mask(struct lp_rasterizer_task *task,
+ const struct lp_rast_shader_inputs *inputs,
+ unsigned x, unsigned y,
+ unsigned mask);
+
/**
* \param x, y location of 4x4 block in window coords
*/
static INLINE void *
-lp_rast_get_depth_block_pointer(const struct lp_rasterizer *rast,
+lp_rast_get_depth_block_pointer(struct lp_rasterizer_task *task,
unsigned x, unsigned y)
{
+ const struct lp_rasterizer *rast = task->rast;
void *depth;
assert((x % TILE_VECTOR_WIDTH) == 0);
assert((y % TILE_VECTOR_HEIGHT) == 0);
- assert(rast->zsbuf.map || !rast->curr_scene->fb.zsbuf);
-
- if (!rast->zsbuf.map)
- return NULL;
+ if (!rast->zsbuf.map) {
+ /* Either out of memory or no zsbuf. Can't tell without access
+ * to the state. Just use dummy tile memory, but don't print
+ * the oom warning as this most likely because there is no
+ * zsbuf.
+ */
+ return lp_dummy_tile;
+ }
depth = (rast->zsbuf.map +
rast->zsbuf.stride * y +
}
+/**
+ * Get pointer to the swizzled color tile
+ */
+static INLINE uint8_t *
+lp_rast_get_color_tile_pointer(struct lp_rasterizer_task *task,
+ unsigned buf, enum lp_texture_usage usage)
+{
+ struct lp_rasterizer *rast = task->rast;
+
+ assert(task->x % TILE_SIZE == 0);
+ assert(task->y % TILE_SIZE == 0);
+ assert(buf < rast->state.nr_cbufs);
+
+ if (!task->color_tiles[buf]) {
+ struct pipe_surface *cbuf = rast->curr_scene->fb.cbufs[buf];
+ struct llvmpipe_resource *lpt;
+ assert(cbuf);
+ lpt = llvmpipe_resource(cbuf->texture);
+ task->color_tiles[buf] = lp_swizzled_cbuf[task->thread_index][buf];
+
+ if (usage != LP_TEX_USAGE_WRITE_ALL) {
+ llvmpipe_swizzle_cbuf_tile(lpt,
+ cbuf->face + cbuf->zslice,
+ cbuf->level,
+ task->x, task->y,
+ task->color_tiles[buf]);
+ }
+ }
+
+ return task->color_tiles[buf];
+}
+
+
/**
* Get the pointer to a 4x4 color block (within a 64x64 tile).
* We'll map the color buffer on demand here.
assert((x % TILE_VECTOR_WIDTH) == 0);
assert((y % TILE_VECTOR_HEIGHT) == 0);
- color = task->color_tiles[buf];
+ color = lp_rast_get_color_tile_pointer(task, buf, LP_TEX_USAGE_READ_WRITE);
assert(color);
px = x % TILE_SIZE;
const struct lp_rast_shader_inputs *inputs,
unsigned x, unsigned y )
{
- struct lp_rasterizer *rast = task->rast;
- const struct lp_rast_state *state = task->current_state;
+ const struct lp_rasterizer *rast = task->rast;
+ const struct lp_rast_state *state = inputs->state;
+ struct lp_fragment_shader_variant *variant = state->variant;
uint8_t *color[PIPE_MAX_COLOR_BUFS];
void *depth;
unsigned i;
for (i = 0; i < rast->state.nr_cbufs; i++)
color[i] = lp_rast_get_color_block_pointer(task, i, x, y);
- depth = lp_rast_get_depth_block_pointer(rast, x, y);
+ depth = lp_rast_get_depth_block_pointer(task, x, y);
/* run shader on 4x4 block */
- state->jit_function[RAST_WHOLE]( &state->jit_context,
- x, y,
- inputs->facing,
- inputs->a0,
- inputs->dadx,
- inputs->dady,
- color,
- depth,
- INT_MIN, INT_MIN, INT_MIN,
- NULL, NULL, NULL );
+ BEGIN_JIT_CALL(state);
+ variant->jit_function[RAST_WHOLE]( &state->jit_context,
+ x, y,
+ inputs->facing,
+ inputs->a0,
+ inputs->dadx,
+ inputs->dady,
+ color,
+ depth,
+ 0xffff,
+ &task->vis_counter );
+ END_JIT_CALL();
}