ed/pikuma_ps1
1
0
Fork 0
mirror of https://github.com/Ed94/pikuma_ps1.git synced 2026-08-14 11:38:14 +00:00
Code Issues Packages Projects Releases Wiki Activity

editing/reading.

Browse Source
This commit is contained in:
ed
2026-08-13 21:22:29 -04:00
parent ea3e30a11e
commit b8e31123e4
9 changed files with 62 additions and 152 deletions
Download Patch File Download Diff File Expand all files Collapse all files
code/duffle/gen/macs.h
+14 -49
View File
@@ -99,6 +99,12 @@ WORD_COUNT(mac_sub_v3s4, 3)
, store_half(rt_height, base, offset + O_(Rect_S2,height))
WORD_COUNT(mac_store_rects2, 4)
/* atom_dbg_skip */
#define mac_load_word_imm(dst, imm) \
load_upper_i(dst, u4_hi(imm)) \
, or_i_self( dst, u4_lo(imm))
WORD_COUNT(mac_load_word_imm, 2)
/* atom_dbg_skip */
#define mac_load_tri_indices(r_face_cusor, r_i0, r_i1, r_i2) \
load_half_u(r_i0, r_face_cusor, 0 * S_(S2)) \
@@ -175,58 +181,17 @@ WORD_COUNT(mac_gte_sqr_v3, 8)
, shift_aright_var(r_dz, r_dz, r_shift)
WORD_COUNT(mac_gte_gpf_scale, 13)
#define mac_apply_matrix_lv(r_mtx, r_vec, r_out, r_t0, r_t1, r_t2) \
load_word( r_t0, r_mtx, 0) \
, nop \
, gte_mv_to_ctrl_r(r_t0, gte_cr_RT11) \
, load_word( r_t0, r_mtx, 4) \
, nop \
, gte_mv_to_ctrl_r(r_t0, gte_cr_RT12) \
, load_word( r_t0, r_mtx, 8) \
, nop \
, gte_mv_to_ctrl_r(r_t0, gte_cr_RT13) \
, load_word( r_t0, r_mtx, 12) \
, nop \
, gte_mv_to_ctrl_r(r_t0, gte_cr_RT21) \
, load_half_u(r_t0, r_mtx, 16) \
, nop \
, gte_mv_to_ctrl_r(r_t0, gte_cr_RT22) \
, nop2 /* Load PACKED pos into V0 (libgte SVECTOR layout).
* r_vec points to atom-0-staged packed data ((pos.y << 16) | pos.x at +0, pos.z at +4).
* LWC2 base register MUST be the pointer r_vec, NOT the loaded value r_t0. */ \
, load_word(r_t0, r_vec, 0) \
, nop \
, gte_lw(C2_VXY0, r_vec, 0) \
, load_word(r_t0, r_vec, 4) \
, nop \
, gte_lw(C2_VZ0, r_vec, 4) /* RTPS: cv=3 (no translation), sf=1 (no shift, integer), v=0 (V0 input),
* mx=0 (rotation matrix). MAC = RT row · V0 + 0. RTPS also writes
* SXY0/1/2 + SZ0..SZ3 (perspective division); ignored. */ \
, gte_cmdw_rtps_sf1 /* Read MAC1/2/3 → out. */ \
, gte_mv_from_data_r(r_t0, C2_MAC1) \
, gte_mv_from_data_r(r_t1, C2_MAC2) \
, gte_mv_from_data_r(r_t2, C2_MAC3) \
, nop \
, store_word(r_t0, r_out, 0) \
, store_word(r_t1, r_out, 4) \
, store_word(r_t2, r_out, 8)
WORD_COUNT(mac_apply_matrix_lv, 31)
#define mac_trans_matrix(r_mtx, r_off, r_t1) \
load_word(r_t1, r_off, O_(V3_S4,x)) \
, nop \
, store_word(r_t1, r_mtx, O_(MT3_S2S4,t[0])) \
#define mac_trans_mt3s3s4(r_mtx, r_off, r_t0, r_t1, r_t2) \
load_word(r_t0, r_off, O_(V3_S4,x)) \
, load_word(r_t1, r_off, O_(V3_S4,y)) \
, nop \
, load_word(r_t2, r_off, O_(V3_S4,z)) \
, store_word(r_t0, r_mtx, O_(MT3_S2S4,t[0])) \
, store_word(r_t1, r_mtx, O_(MT3_S2S4,t[1])) \
, load_word(r_t1, r_off, O_(V3_S4,z)) \
, nop \
, store_word(r_t1, r_mtx, O_(MT3_S2S4,t[2]))
WORD_COUNT(mac_trans_matrix, 9)
, store_word(r_t2, r_mtx, O_(MT3_S2S4,t[2]))
WORD_COUNT(mac_trans_mt3s3s4, 6)
#define mac_gcmd_push(cmd, reg_transfer, reg_base, port) \
load_upper_i(reg_transfer, u4_hi(cmd)) \
, or_i_self( reg_transfer, u4_lo(cmd)) /* load_upper_i(reg_transfer, cmd >> 16), // or_i_self( reg_transfer, cmd & 0xFFFF), */ \
mac_load_word_imm(reg_transfer, cmd) \
, store_word( reg_transfer, reg_base, port)
WORD_COUNT(mac_gcmd_push, 3)
@@ -291,6 +256,6 @@ WORD_COUNT(mac_pad_set_status, 2)
/* atom_dbg_skip */
#define mac_pad_store_inverted_buttons(r_buttons, r_pad_state) \
nor_u( r_buttons, r_buttons, R_0) \
, store_half( r_buttons, r_pad_state, O_(PadState, buttons))
, store_half( r_buttons, r_pad_state, O_(PadState,buttons))
WORD_COUNT(mac_pad_store_inverted_buttons, 2)