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ed
2026-08-13 20:51:45 -04:00
parent 37f4712237
commit ea3e30a11e
5 changed files with 15 additions and 13 deletions
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code/hello_camera/hello_camera.atom.c
+7 -5
View File
@@ -480,9 +480,9 @@ internal MipsAtom* resolve_look_at__matrix_vector_proc(AtomArena_R aa
gte_mv_to_data_r(r_tmp2, C2_IR3),
nop2, /* MTC2 retirement (2 slots) */
/* === MVMVA pass 2 EXACT C11 command: 0x4A49E012 ===
/* === MVMVA pass 2 — C11 ApplyMatrixLV command ===
* sf=1, mx=0 (RT), v=3 (IR), cv=3. Reads RT × IR >> 12. */
gte_cmdw_mvmva_c11_pass2_exact,
gte_cmdw_mvmva_c11_pass2,
nop, /* GTE interlock */
/* === mfc2 MAC1/2/3 → r_tmp0/1/2 === */
@@ -515,17 +515,19 @@ I_ MipsAtom* resolve_look_at__trans_matrix_proc(AtomArena_R aa
, U4 r_scratch
, U4 r_off_ptr
, U4 r_tmp0
, U4 r_tmp1
, U4 r_tmp2
) MipsAtom_Proc_(resolve_look_at__trans_matrix, aa, {
/* Pop look_at* from tape. */
load_word(r_look_at, R_TapePtr, O_(Binds_ResolveLookAtPopAndTrans,look_at)),
add_ui_self( R_TapePtr, S_(Binds_ResolveLookAtPopAndTrans)),
// load_word(r_Vlook_at, R_TapePtr, O_(Binds_ResolveLookAtPopAndTrans,look_at)),
// add_ui_self( R_TapePtr, S_(Binds_ResolveLookAtPopAndTrans)),
/* r_off_ptr = &off (= &scratch.eye since atom 6b overwrote eye with off). */
add_si(r_off_ptr, r_scratch, O_(ResolveLookAtScratch,eye)),
nop,
/* Copy off → look_at.t[] (mac_trans_matrix: m->t = v). */
mac_trans_matrix(r_look_at, r_off_ptr, r_tmp0),
mac_trans_mt3s3s4(r_look_at, r_off_ptr, r_tmp0, r_tmp1, r_tmp2),
mac_yield()
})
code/hello_camera/hello_camera.c
+5 -5
View File
@@ -362,7 +362,7 @@ internal void resolve_look_at_init(void) {
U4 const r_off_ptr_6c = R_T1; /* &scratch.eye (= off dst) */
U4 const r_tmp0_6c = R_T2;
smem.resolve_look_at_atom_addrs[9] = resolve_look_at__trans_matrix_proc(& ab,
r_look_at_6c, r_scratch_6c, r_off_ptr_6c, r_tmp0_6c);
r_look_at_6c, r_scratch_6c, r_off_ptr_6c, r_tmp0_6c, R_T3, R_T4);
/* Sanity check: arena didn't overflow. */
assert(ab.used <= ResolveLookAtArena_Size);
@@ -409,7 +409,7 @@ I_ void resolve_look_at(
tb_data(tb, u4_(look_at));
}
tb_emit(tb, smem.resolve_look_at_atom_addrs[9]); {
tb_data(tb, u4_(look_at));
// tb_data(tb, u4_(look_at));
}
}
@@ -425,9 +425,9 @@ void update(PrimitiveArena* pa, U4* ordering_buf)
tb_emit_(pad_bios_snapshot);
tb_data_(raw, & smem.pad_raw[0]);
tb_data_(state, & smem.pad[0]);
tb_emit_(pad_bios_snapshot);
tb_data_(raw, & smem.pad_raw[1]);
tb_data_(state, & smem.pad[1]);
// tb_emit_(pad_bios_snapshot);
// tb_data_(raw, & smem.pad_raw[1]);
// tb_data_(state, & smem.pad[1]);
tb_emit_(pad_input_cam);
tb_data_(state, & smem.pad[0]);