#define LP_RAST_H
#include "pipe/p_compiler.h"
+#include "util/u_pack_color.h"
#include "lp_jit.h"
struct lp_fence;
struct cmd_bin;
+#define FIXED_TYPE_WIDTH 64
/** For sub-pixel positioning */
-#define FIXED_ORDER 4
+#define FIXED_ORDER 8
#define FIXED_ONE (1<<FIXED_ORDER)
+#define FIXED_SHIFT (FIXED_TYPE_WIDTH - 1)
+/** Maximum length of an edge in a primitive in pixels.
+ * If the framebuffer is large we have to think about fixed-point
+ * integer overflow. Coordinates need ((FIXED_TYPE_WIDTH/2) - 1) bits
+ * to be able to fit product of two such coordinates inside
+ * FIXED_TYPE_WIDTH, any larger and we could overflow a
+ * FIXED_TYPE_WIDTH_-bit int.
+ */
+#define MAX_FIXED_LENGTH (1 << (((FIXED_TYPE_WIDTH/2) - 1) - FIXED_ORDER))
+
+#define MAX_FIXED_LENGTH32 (1 << (((32/2) - 1) - FIXED_ORDER))
+
+/* Rasterizer output size going to jit fs, width/height */
+#define LP_RASTER_BLOCK_SIZE 4
+#define LP_MAX_ACTIVE_BINNED_QUERIES 64
+
+#define IMUL64(a, b) (((int64_t)(a)) * ((int64_t)(b)))
struct lp_rasterizer_task;
struct lp_jit_context jit_context;
/* The shader itself. Probably we also need to pass a pointer to
- * the tile color/z/stencil data somehow:
- * jit_function[0] skips the triangle in/out test code
- * jit_function[1] does triangle in/out testing
+ * the tile color/z/stencil data somehow
*/
- lp_jit_frag_func jit_function[2];
-
- boolean opaque;
+ struct lp_fragment_shader_variant *variant;
};
* These pointers point into the bin data buffer.
*/
struct lp_rast_shader_inputs {
- float facing; /** Positive for front-facing, negative for back-facing */
+ unsigned frontfacing:1; /** True for front-facing */
+ unsigned disable:1; /** Partially binned, disable this command */
+ unsigned opaque:1; /** Is opaque */
+ unsigned pad0:29; /* wasted space */
+ unsigned stride; /* how much to advance data between a0, dadx, dady */
+ unsigned layer; /* the layer to render to (from gs, already clamped) */
+ unsigned viewport_index; /* the active viewport index (from gs, already clamped) */
+ /* followed by a0, dadx, dady and planes[] */
+};
- float (*a0)[4];
- float (*dadx)[4];
- float (*dady)[4];
+struct lp_rast_plane {
+ /* edge function values at minx,miny ?? */
+ int64_t c;
- /* edge/step info for 3 edges and 4x4 block of pixels */
- PIPE_ALIGN_VAR(16) int step[3][16];
-};
+ int32_t dcdx;
+ int32_t dcdy;
+ /* one-pixel sized trivial reject offsets for each plane */
+ uint32_t eo;
+ /*
+ * We rely on this struct being 64bit aligned (ideally it would be 128bit
+ * but that's quite the waste) and therefore on 32bit we need padding
+ * since otherwise (even with the 64bit number in there) it wouldn't be.
+ */
+ uint32_t pad;
+};
/**
* Rasterization information for a triangle known to be in this bin,
struct lp_rast_triangle {
#ifdef DEBUG
float v[3][2];
+ float pad0;
+ float pad1;
#endif
- /* one-pixel sized trivial accept offsets for each plane */
- int ei1;
- int ei2;
- int ei3;
-
- /* one-pixel sized trivial reject offsets for each plane */
- int eo1;
- int eo2;
- int eo3;
+ /* inputs for the shader */
+ struct lp_rast_shader_inputs inputs;
+ /* planes are also allocated here */
+};
- /* y deltas for vertex pairs (in fixed pt) */
- int dy12;
- int dy23;
- int dy31;
- /* x deltas for vertex pairs (in fixed pt) */
- int dx12;
- int dx23;
- int dx31;
+struct lp_rast_clear_rb {
+ union util_color color_val;
+ unsigned cbuf;
+};
- /* edge function values at minx,miny ?? */
- int c1, c2, c3;
- /* inputs for the shader */
- PIPE_ALIGN_VAR(16) struct lp_rast_shader_inputs inputs;
-};
+#define GET_A0(inputs) ((float (*)[4])((inputs)+1))
+#define GET_DADX(inputs) ((float (*)[4])((char *)((inputs) + 1) + (inputs)->stride))
+#define GET_DADY(inputs) ((float (*)[4])((char *)((inputs) + 1) + 2 * (inputs)->stride))
+#define GET_PLANES(tri) ((struct lp_rast_plane *)((char *)(&(tri)->inputs + 1) + 3 * (tri)->inputs.stride))
struct lp_rasterizer *
-lp_rast_create( void );
+lp_rast_create( unsigned num_threads );
void
lp_rast_destroy( struct lp_rasterizer * );
-unsigned
-lp_rast_get_num_threads( struct lp_rasterizer * );
-
void
lp_rast_queue_scene( struct lp_rasterizer *rast,
struct lp_scene *scene );
union lp_rast_cmd_arg {
const struct lp_rast_shader_inputs *shade_tile;
- const struct lp_rast_triangle *triangle;
+ struct {
+ const struct lp_rast_triangle *tri;
+ unsigned plane_mask;
+ } triangle;
const struct lp_rast_state *set_state;
- uint8_t clear_color[4];
- unsigned clear_zstencil;
+ const struct lp_rast_clear_rb *clear_rb;
+ struct {
+ uint64_t value;
+ uint64_t mask;
+ } clear_zstencil;
+ const struct lp_rast_state *state;
struct lp_fence *fence;
+ struct llvmpipe_query *query_obj;
};
/* Cast wrappers. Hopefully these compile to noops!
*/
-static INLINE union lp_rast_cmd_arg
+static inline union lp_rast_cmd_arg
lp_rast_arg_inputs( const struct lp_rast_shader_inputs *shade_tile )
{
union lp_rast_cmd_arg arg;
return arg;
}
-static INLINE union lp_rast_cmd_arg
-lp_rast_arg_triangle( const struct lp_rast_triangle *triangle )
+static inline union lp_rast_cmd_arg
+lp_rast_arg_triangle( const struct lp_rast_triangle *triangle,
+ unsigned plane_mask)
+{
+ union lp_rast_cmd_arg arg;
+ arg.triangle.tri = triangle;
+ arg.triangle.plane_mask = plane_mask;
+ return arg;
+}
+
+/**
+ * Build argument for a contained triangle.
+ *
+ * All planes are enabled, so instead of the plane mask we pass the upper
+ * left coordinates of the a block that fully encloses the triangle.
+ */
+static inline union lp_rast_cmd_arg
+lp_rast_arg_triangle_contained( const struct lp_rast_triangle *triangle,
+ unsigned x, unsigned y)
{
union lp_rast_cmd_arg arg;
- arg.triangle = triangle;
+ arg.triangle.tri = triangle;
+ arg.triangle.plane_mask = x | (y << 8);
return arg;
}
-static INLINE union lp_rast_cmd_arg
+static inline union lp_rast_cmd_arg
lp_rast_arg_state( const struct lp_rast_state *state )
{
union lp_rast_cmd_arg arg;
return arg;
}
-static INLINE union lp_rast_cmd_arg
+static inline union lp_rast_cmd_arg
lp_rast_arg_fence( struct lp_fence *fence )
{
union lp_rast_cmd_arg arg;
}
-static INLINE union lp_rast_cmd_arg
+static inline union lp_rast_cmd_arg
+lp_rast_arg_clearzs( uint64_t value, uint64_t mask )
+{
+ union lp_rast_cmd_arg arg;
+ arg.clear_zstencil.value = value;
+ arg.clear_zstencil.mask = mask;
+ return arg;
+}
+
+
+static inline union lp_rast_cmd_arg
+lp_rast_arg_query( struct llvmpipe_query *pq )
+{
+ union lp_rast_cmd_arg arg;
+ arg.query_obj = pq;
+ return arg;
+}
+
+static inline union lp_rast_cmd_arg
lp_rast_arg_null( void )
{
union lp_rast_cmd_arg arg;
}
-
/**
* Binnable Commands.
* These get put into bins by the setup code and are called when
* the bins are executed.
*/
+#define LP_RAST_OP_CLEAR_COLOR 0x0
+#define LP_RAST_OP_CLEAR_ZSTENCIL 0x1
+#define LP_RAST_OP_TRIANGLE_1 0x2
+#define LP_RAST_OP_TRIANGLE_2 0x3
+#define LP_RAST_OP_TRIANGLE_3 0x4
+#define LP_RAST_OP_TRIANGLE_4 0x5
+#define LP_RAST_OP_TRIANGLE_5 0x6
+#define LP_RAST_OP_TRIANGLE_6 0x7
+#define LP_RAST_OP_TRIANGLE_7 0x8
+#define LP_RAST_OP_TRIANGLE_8 0x9
+#define LP_RAST_OP_TRIANGLE_3_4 0xa
+#define LP_RAST_OP_TRIANGLE_3_16 0xb
+#define LP_RAST_OP_TRIANGLE_4_16 0xc
+#define LP_RAST_OP_SHADE_TILE 0xd
+#define LP_RAST_OP_SHADE_TILE_OPAQUE 0xe
+#define LP_RAST_OP_BEGIN_QUERY 0xf
+#define LP_RAST_OP_END_QUERY 0x10
+#define LP_RAST_OP_SET_STATE 0x11
+#define LP_RAST_OP_TRIANGLE_32_1 0x12
+#define LP_RAST_OP_TRIANGLE_32_2 0x13
+#define LP_RAST_OP_TRIANGLE_32_3 0x14
+#define LP_RAST_OP_TRIANGLE_32_4 0x15
+#define LP_RAST_OP_TRIANGLE_32_5 0x16
+#define LP_RAST_OP_TRIANGLE_32_6 0x17
+#define LP_RAST_OP_TRIANGLE_32_7 0x18
+#define LP_RAST_OP_TRIANGLE_32_8 0x19
+#define LP_RAST_OP_TRIANGLE_32_3_4 0x1a
+#define LP_RAST_OP_TRIANGLE_32_3_16 0x1b
+#define LP_RAST_OP_TRIANGLE_32_4_16 0x1c
+
+#define LP_RAST_OP_MAX 0x1d
+#define LP_RAST_OP_MASK 0xff
-void lp_rast_clear_color( struct lp_rasterizer_task *,
- const union lp_rast_cmd_arg );
-
-void lp_rast_clear_zstencil( struct lp_rasterizer_task *,
- const union lp_rast_cmd_arg );
-
-void lp_rast_load_color( struct lp_rasterizer_task *,
- const union lp_rast_cmd_arg );
-
-void lp_rast_set_state( struct lp_rasterizer_task *,
- const union lp_rast_cmd_arg );
-
-void lp_rast_triangle( struct lp_rasterizer_task *,
- const union lp_rast_cmd_arg );
-
-void lp_rast_shade_tile( struct lp_rasterizer_task *,
- const union lp_rast_cmd_arg );
+void
+lp_debug_bins( struct lp_scene *scene );
+void
+lp_debug_draw_bins_by_cmd_length( struct lp_scene *scene );
+void
+lp_debug_draw_bins_by_coverage( struct lp_scene *scene );
-void lp_rast_fence( struct lp_rasterizer_task *,
- const union lp_rast_cmd_arg );
#endif