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

some more review before bed.

Browse Source
This commit is contained in:
ed
2026-08-05 02:00:41 -04:00
parent f25765a7b7
commit 6f2eff920d
7 changed files with 408 additions and 503 deletions
Download Patch File Download Diff File Expand all files Collapse all files
code/hello_camera/hello_camera.c
+6 -111
View File
@@ -34,15 +34,16 @@
#include "duffle/mips.atom.c"
#include "duffle/gte.atom.c"
#include "duffle/gp.atom.c"
#include "duffle/pad.atom.c"
#include "duffle/psyq.atom.c"
#pragma endregion Duffle TUs
#pragma region Joypade Headers
#pragma region Hello Camera Headers
# include "gen/macs.h"
# include "gen/offsets.h"
#include "hello_camera.h"
#pragma region Joypad Headers
#pragma endregion Hello Camera Headers
#pragma region Hello Joypad TUs
#include "hello_camera.atom.c"
@@ -159,19 +160,7 @@ void update(PrimitiveArena* pa, U4* ordering_buf)
{
TapeBuilder tb = tb_make(slice_ut_arr(smem.MemTape));
if (0) // Pad Input (dead — kept for the source-as-written record; references the deleted `pad_state` field)
{
(void)Pad_Left; (void)Pad_Right; /* suppress unused-token warnings */
if (false) {
smem.cube.rot.y += 30;
smem.floor.rot.y += 5;
}
if (false) {
smem.cube.rot.y -= 30;
smem.floor.rot.y -= 5;
}
}
if (1) // Pad Input (Tape version)
if (1) // Pad Input
{
tb.used = 0; tb_scope_run(& tb) {
/* BIOS-owned polling: per-frame snapshot of both ports. */
@@ -213,47 +202,7 @@ void update(PrimitiveArena* pa, U4* ordering_buf)
S4 flag; //????
// Draw Cube
if (0)
{
m3s2_rotation (& smem.cube.rot, & smem.tform_world);
m3s2_translation(& smem.tform_world, & smem.cube.pos);
m3s2_scale (& smem.tform_world, & smem.cube.scale);
// gte_matrix_set_rotation (& smem.tform_world);
gte_matrix_set_translation(& smem.tform_world);
for (U4 face_id = 0; face_id < Cube_num_faces; face_id += 1)
{
Poly_G4* quad = prim_alloc(Poly_G4); set_poly_g4(quad);
quad->c0 = rgb8(255, 0, 255);
quad->c1 = rgb8(255, 255, 0);
quad->c2 = rgb8( 0, 255, 255);
quad->c3 = rgb8( 0, 255, 0);
V4_S2* face = & smem.cube.faces[face_id];
V3_S2* p0 = & smem.cube.verts[face->x];
V3_S2* p1 = & smem.cube.verts[face->y];
V3_S2* p2 = & smem.cube.verts[face->z];
V3_S2* p3 = & smem.cube.verts[face->w];
nclip = rtp_avg_nclip_a4_v3s2(
p0, p1, p2, p3,
& quad->p0, & quad->p1, & quad->p2, & quad->p3,
& p, & orderingtbl_z, & flag
);
if (nclip <= 0) {
continue;
}
if ((orderingtbl_z > 0) && (orderingtbl_z < OrderingTbl_Len)) {
orderingtbl_add_primitive(ordering_buf[orderingtbl_z], quad);
}
}
// smem.cube.rot.x += 6;
// smem.cube.rot.y += 8;
// smem.cube.rot.z += 12;
smem.cube.rot.y += 30;
}
// Draw cube (tape method) - two triangles per face
// Draw cube
if (1)
{
m3s2_rotation (& smem.cube.rot, & smem.tform_world);
@@ -285,61 +234,7 @@ void update(PrimitiveArena* pa, U4* ordering_buf)
// smem.cube.rot.y += 30;
}
// Draw Floor
if (0)
{
m3s2_rotation (& smem.floor.rot, & smem.tform_world);
m3s2_translation(& smem.tform_world, & smem.floor.pos);
m3s2_scale (& smem.tform_world, & smem.floor.scale);
gte_matrix_set_rotation (& smem.tform_world);
gte_matrix_set_translation(& smem.tform_world);
for (U4 face_id = 0; face_id < Floor_num_faces; face_id += 1)
{
Poly_F3* tri = prim_alloc(Poly_F3); set_poly_f3(tri);
tri->color = rgb8(255, 255, 255);
V3_S2* face = & smem.floor.faces[face_id];
register V3_S2* p0 rgcc(R_T4) = & smem.floor.verts[face->x];
register V3_S2* p1 rgcc(R_T5) = & smem.floor.verts[face->y];
register V3_S2* p2 rgcc(R_T6) = & smem.floor.verts[face->z];
gte_load_v0(p0, R_T4);
/*
asm volatile( ".word " "%0" ", %1" : :
"i"(((op_lwc2 & OPCODE_MASK) << OPCODE_SHIFT) | ((R_T4 & REG_MASK) << RS_SHIFT) | ((gte_in_v0_xy & REG_MASK) << RT_SHIFT) | (0 & IMM_MASK)),
"i"(((op_lwc2 & OPCODE_MASK) << OPCODE_SHIFT) | ((R_T4 & REG_MASK) << RS_SHIFT) | ((gte_in_v0_z & REG_MASK) << RT_SHIFT) | (GTE_Z_Offset & IMM_MASK)),
"r"(p0) :
"$2", "$8", "$9", "$31", "memory"
);
*/
gte_load_v1(p1, R_T5);
gte_load_v2(p2, R_T6);
gte_rtpt();
gte_nclip();
gte_stotz(& nclip);
// nclip = rtp_avg_nclip_a3_v3s2(p0, p1, p2
// , & tri->p0, & tri->p1, & tri->p2
// , & p, & orderingtbl_z, & flag
// );
// if (nclip <= 0) {
// continue;
// }
if (nclip > 0 ) {
gte_stsxy3(& tri->p0, & tri->p1, & tri->p2);
gte_avsz3();
gte_stotz(& orderingtbl_z);
if ((orderingtbl_z > 0) && (orderingtbl_z < OrderingTbl_Len)) {
orderingtbl_add_primitive(ordering_buf[orderingtbl_z], tri);
}
}
}
smem.floor.rot.y += 5;
}
// Draw floor tape method
// Draw floor
if (1)
{
m3s2_rotation (& smem.floor.rot, & smem.tform_world);