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ed
2026-08-21 10:13:45 -04:00
parent 1b950ab5b5
commit b61610d819
3 changed files with 6 additions and 14 deletions
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code/duffle/gen/offsets.h
+1 -1
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@@ -33,7 +33,7 @@ enum {
atom_offset_example_atom_proc_skip = _atom_offset_example_atom_proc_skip, atom_offset_example_atom_proc_skip = _atom_offset_example_atom_proc_skip,
}; };
// --- atom: build_normalize_v3s4 (62 words) --- // --- atom: normalize_v3s4 (62 words) ---
#define _atom_offset_aligned_done_srav_path 3 #define _atom_offset_aligned_done_srav_path 3
#define _atom_offset_srav_path_aligned_done 4 #define _atom_offset_srav_path_aligned_done 4
code/duffle/lottes_tape.h
+3 -7
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@@ -99,8 +99,8 @@ enum {
R_Atom7 = R_T7, R_Atom7 = R_T7,
R_Atom8 = R_T8, R_Atom8 = R_T8,
R_Atom9 = R_T9, R_Atom9 = R_T9,
R_Atom10 = R_V0, // Tend to be used with gte DMAs R_Atom10 = R_V0, // Tend to be used with gte moves
R_Atom11 = R_V1, // Tend to be used with gte DMAs R_Atom11 = R_V1, // Tend to be used with gte moves
R_Atom12 = R_A0, R_Atom12 = R_A0,
R_Atom13 = R_A1, R_Atom13 = R_A1,
R_Atom14 = R_A2, R_Atom14 = R_A2,
@@ -258,7 +258,7 @@ FI_ void tb_bind(TapeBuilder* tb, Slice data) { mem_copy(tb->ptr + tb->used * S_
FI_ Tape tb_end (TapeBuilder* tb) { tb_emit(tb,tape_exit); return (Tape){ C_(U4*,tb->ptr), tb->used }; } FI_ Tape tb_end (TapeBuilder* tb) { tb_emit(tb,tape_exit); return (Tape){ C_(U4*,tb->ptr), tb->used }; }
FI_ Tape tb_slice(TapeBuilder tb) { return (Tape){ C_(U4*,tb.ptr), tb.used }; } FI_ Tape tb_slice(TapeBuilder tb) { return (Tape){ C_(U4*,tb.ptr), tb.used }; }
#define tb_scope(tb) for(U4 tbs_once=0;tbs_once==0;++tbs_once,tb_emit(tb,tape_exit)) #define tb_scope(tb) for(U4 tbs_once=0;tbs_once==0;++tbs_once,tb_emit(tb,tape_exit))
FI_ void tb_scope_run_end(TapeBuilder* tb) { tb_emit(tb,tape_exit); tape_run(tb_slice(tb[0])); } FI_ void tb_scope_run_end(TapeBuilder* tb) { tb_emit(tb,tape_exit); tape_run(tb_slice(tb[0])); }
#define tb_scope_run(tb) for(U4 tbs_once=0;tbs_once==0;++tbs_once,tb_scope_run_end(tb)) #define tb_scope_run(tb) for(U4 tbs_once=0;tbs_once==0;++tbs_once,tb_scope_run_end(tb))
@@ -387,10 +387,6 @@ FI_ Reg regfile__alloc_helper(A2_U2 file, Reg r_id) {
} }
return result; return result;
} }
/* regfile_alloc picks the next free GPR from regfile_alloc_order.
* The table is the first-fit allocation order: T0..T7, V0..V1, A0..A3,
* S0..S7, T8..T9. The 24 entries leave room for the tape program to use
* any of them while R0, R1, R26-R31 remain reserved. */
I_ Reg regfile_alloc(RegFile_R rf) { I_ Reg regfile_alloc(RegFile_R rf) {
Reg allocated = 0; Reg allocated = 0;
for index_iter(U4, r_id, R_V0, <, R_T9) { for index_iter(U4, r_id, R_V0, <, R_T9) {
code/hello_camera/hello_camera.c
+2 -6
View File
@@ -113,8 +113,8 @@ I_ void resolve_look_at_c11(MT3_S2S4* look_at, P3_S4* eye, P3_S4* target, V3_S4*
forward = target[0]; sub_v3s4(& forward, eye[0]); // RGA(Lengyel): Affine point - point = zero-weight direction. forward = target[0]; sub_v3s4(& forward, eye[0]); // RGA(Lengyel): Affine point - point = zero-weight direction.
psy_normalize_v3s4(& forward, & uz); // RGA(Lengyel): Normalize the direction bulk. Not finite-point unitization. psy_normalize_v3s4(& forward, & uz); // RGA(Lengyel): Normalize the direction bulk. Not finite-point unitization.
cross_v3s4(& uz, up_in, & right); normalize_v3s4(& right, & ux); // RGA(Lengyel): Complement(Wedge(forward, up_in)) -> right axis. cross_v3s4(& uz, up_in, & right); psy_normalize_v3s4(& right, & ux); // RGA(Lengyel): Complement(Wedge(forward, up_in)) -> right axis.
cross_v3s4(& uz, & ux, & up); normalize_v3s4(& up, & uy); // RGA(Lengyel): Complement(Wedge(forward, right)) -> up axis. cross_v3s4(& uz, & ux, & up); psy_normalize_v3s4(& up, & uy); // RGA(Lengyel): Complement(Wedge(forward, right)) -> up axis.
// RGA(Lengyel): matrix expansion of the world-to-camera rotation (basis rows). // RGA(Lengyel): matrix expansion of the world-to-camera rotation (basis rows).
look_at->m[0][0] = ux.x; look_at->m[0][1] = ux.y; look_at->m[0][2] = ux.z; look_at->m[0][0] = ux.x; look_at->m[0][1] = ux.y; look_at->m[0][2] = ux.z;
@@ -238,7 +238,6 @@ I_ void resolve_look_at(TapeBuilder_R tb, MT3_S2S4* look_at, P3_S4* eye, P3_S4*
} }
FI_ void camera_look_at(TapeBuilder_R tb, Camera* c, P3_S4* target, V3_S4* up_in) { resolve_look_at(tb, & c->look_at, & c->pos, target, up_in); } FI_ void camera_look_at(TapeBuilder_R tb, Camera* c, P3_S4* target, V3_S4* up_in) { resolve_look_at(tb, & c->look_at, & c->pos, target, up_in); }
GCC_OPTIMIZATION_DISABLE
void update(PrimitiveArena* pa, U4* ordering_buf) void update(PrimitiveArena* pa, U4* ordering_buf)
{ {
TapeBuilder tb = tb_make(slice_ut_arr(smem.MemTape)); TapeBuilder tb = tb_make(slice_ut_arr(smem.MemTape));
@@ -372,7 +371,6 @@ void update(PrimitiveArena* pa, U4* ordering_buf)
// smem.floor.rot.y += 5; // smem.floor.rot.y += 5;
} }
} }
GCC_OPTIMIZATION_ENABLE
void render(void) { void render(void) {
} }
@@ -389,7 +387,6 @@ void gp_display_frame(DoubleBuffer* screen_buf, S4* active_buf_id, U4* ordering_
active_buf_id[0] = ! active_buf_id[0]; // Swap current buffer active_buf_id[0] = ! active_buf_id[0]; // Swap current buffer
} }
GCC_OPTIMIZATION_DISABLE
int main(void) int main(void)
{ {
smem = (SMemory){0}; smem = (SMemory){0};
@@ -437,4 +434,3 @@ int main(void)
}; };
return 0; return 0;
} }
GCC_OPTIMIZATION_ENABLE