diff options
Diffstat (limited to 'src/modules/roto')
| -rw-r--r-- | src/modules/roto/roto.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/src/modules/roto/roto.c b/src/modules/roto/roto.c index 2074414..f076188 100644 --- a/src/modules/roto/roto.c +++ b/src/modules/roto/roto.c @@ -25,6 +25,7 @@ typedef struct color_t { typedef struct roto_context_t { unsigned r, rr; + unsigned n_cpus; } roto_context_t; static int32_t costab[FIXED_TRIG_LUT_SIZE], sintab[FIXED_TRIG_LUT_SIZE]; @@ -168,8 +169,16 @@ static void init_roto(uint8_t texture[256][256], int32_t *costab, int32_t *sinta } +static int roto_fragmenter(void *context, const fb_fragment_t *fragment, unsigned num, fb_fragment_t *res_fragment) +{ + roto_context_t *ctxt = context; + + return fb_fragment_divide_single(fragment, ctxt->n_cpus, num, res_fragment); +} + + /* prepare a frame for concurrent rendering */ -static void roto_prepare_frame(void *context, unsigned n_cpus, fb_fragment_t *fragment, rototiller_frame_t *res_frame) +static void roto_prepare_frame(void *context, unsigned n_cpus, fb_fragment_t *fragment, rototiller_fragmenter_t *res_fragmenter) { roto_context_t *ctxt = context; static int initialized; @@ -180,8 +189,8 @@ static void roto_prepare_frame(void *context, unsigned n_cpus, fb_fragment_t *fr init_roto(texture, costab, sintab); } - res_frame->n_fragments = n_cpus; - fb_fragment_divide(fragment, n_cpus, res_frame->fragments); + *res_fragmenter = roto_fragmenter; + ctxt->n_cpus = n_cpus; // This governs the rotation and color cycle. ctxt->r += FIXED_TO_INT(FIXED_MULT(FIXED_SIN(ctxt->rr), FIXED_NEW(16))); |