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Adjusting type convention for raw memory. (Reviewing for articles)

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Feel like opting for u1-4.. (b1-4 not meaning byte anymore, not sure why I bothered, just bools/bits)
This commit is contained in:
ed
2026-09-03 17:14:34 -04:00
parent 2c38a73709
commit 6b3fbab387
8 changed files with 89 additions and 76 deletions
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code/hello_camera/hello_camera.c
+19 -16
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@@ -93,11 +93,11 @@ extern SMemory smem;
#define pad0_btn_(btn) btn & smem.pad[0].buttons
#define pad1_btn_(btn) btn & smem.pad[1].buttons
I_ B1* prim__alloc(U4 type_width, Str8 type_name) {
I_ U1* prim__alloc(U4 type_width, Str8 type_name) {
gknown PrimitiveArena* pa = & smem.primitives;
gknown B1* buf = (B1*) r_(smem.primitives.buf)[smem.active_buf_id];
gknown U1* buf = (U1*) r_(smem.primitives.buf)[smem.active_buf_id];
assert(pa->used + type_width < PrimitiveBuff_Len);
B1* next = buf + pa->used;
U1* next = buf + pa->used;
pa->used += type_width;
return next;
}
@@ -242,28 +242,18 @@ void update(PrimitiveArena* pa, U4* ordering_buf)
{
TapeBuilder tb = tb_make(slice_ut_arr(smem.MemTape));
// Pad Input
{
/*Pad Input*/ {
tb.used = 0; tb_scope_run(& tb) {
// Grab latest state from bios.
tb_emit_(pad_bios_snapshot);
tb_data(& tb, u4_(& smem.pad_raw[0]));
tb_data(& tb, u4_(& smem.pad_raw[0]));
tb_data(& tb, u4_(& smem.pad[0]));
// 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(& tb, u4_(& smem.pad[0]));
tb_data(& tb, u4_(& smem.cam));
// tb_emit_(pad_input_cube_rotation);
// tb_data_(state, & smem.pad[0]);
// tb_data_(cube_rot, & smem.cube.rot);
// tb_data_(floor_rot, & smem.floor.rot);
}
}
orderingtbl_clear_reverse(ordering_buf, OrderingTbl_Len);
// Update the position based on acceleration and velocity
@@ -390,6 +380,19 @@ void gp_display_frame(DoubleBuffer* screen_buf, S4* active_buf_id, U4* ordering_
int main(void)
{
smem = (SMemory){0};
B4 basic_sample = false; if (basic_sample) {
// We will be defining the tape here along with its atom, then running the tape after.
TapeBuilder tb = tb_make(slice_ut_arr(smem.MemTape));
MipsCode add_one_to_R_T1[] = {
add_ui_self(R_T1, 1),
mac_yield(),
};
tb_emit(& tb, C_(MipsAtom*, add_one_to_R_T1));
Tape tape = tb_end(& tb);
tape_run(tape);
}
// smem.primitives.used = 0;
// smem.active_buf_id = 0;
smem.cam.pos = v3s4(500, -1000, -1500);