ndepoel
/
psxtest
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity
Browse Source

Cleaned up some things and made some fixes to allow the app to run on real hardware again. 

Turns out setting the padding to 0 on SVECTORS is quite necessary, to avoid getting into undefined behavior territory.
master
Nico de Poel 3 years ago
parent
ac329e1511
commit
9914c16d61
2 changed files with 170 additions and 174 deletions
Whitespace
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Split View
Diff Options
Show Stats Download Patch File Download Diff File
  1. 20
      main.c
  2. 324
      ps1anorms.h

20
main.c
View File

@ -31,7 +31,7 @@
#define SCREENHEIGHT 240
#define NUMVERTEXNORMALS 162
static short anorms[NUMVERTEXNORMALS][3] = {
static short anorms[NUMVERTEXNORMALS][4] = {
#include "ps1anorms.h"
};
@ -59,8 +59,6 @@ typedef struct
ps1mdl_triangle_t* triangles;
ps1mdl_vertex_t* vertices;
short halfSkinWidth; // Used for offsetting UVs on the back texture
VECTOR position;
SVECTOR rotation;
} ps1mdl_t;
@ -111,8 +109,6 @@ void loadModel(const u_long* data, ps1mdl_t *mdl)
bytes += sizeof(ps1mdl_triangle_t) * mdl->header->triangleCount;
mdl->vertices = (ps1mdl_vertex_t*)bytes;
mdl->halfSkinWidth = mdl->header->skinWidth >> 1;
}
void loadTexture(const u_long* tim, ps1texture_t *texture)
@ -355,7 +351,7 @@ static int fakeLight(const int *norm)
SVECTOR outPos;
void drawModel(ps1mdl_t *model, ps1skin_t *skin, int xOffset, int frameCounter)
void drawModel(ps1mdl_t *model, ps1skin_t *skin, int frameCounter)
{
ps1texture_t *tex;
short u0, u1, u2, uoffs, voffs;
@ -373,7 +369,7 @@ void drawModel(ps1mdl_t *model, ps1skin_t *skin, int xOffset, int frameCounter)
int frameNum = frameCounter % model->header->frameCount;
int vertOffs = frameNum * model->header->vertexCount;
short halfSkinWidth = model->halfSkinWidth;
short halfSkinWidth = model->header->skinWidth >> 1;
int *scale = model->header->scale;
int *translate = model->header->translate;
@ -389,9 +385,9 @@ void drawModel(ps1mdl_t *model, ps1skin_t *skin, int xOffset, int frameCounter)
// Swizzle the coordinates because Quake Z is up
// TODO: scale and translate should be done by the GTE instead of through software here
// Finding the appropriate scale range here is tricky. Normalize with >> 12 as usual and the coordinates become so small that you lose depth precision.
SVECTOR pos0 = { (v0->position[0] * scale[0] + translate[0]) >> 10, (-v0->position[2] * scale[2] + translate[2]) >> 10, (v0->position[1] * scale[1] + translate[1]) >> 10 };
SVECTOR pos1 = { (v1->position[0] * scale[0] + translate[0]) >> 10, (-v1->position[2] * scale[2] + translate[2]) >> 10, (v1->position[1] * scale[1] + translate[1]) >> 10 };
SVECTOR pos2 = { (v2->position[0] * scale[0] + translate[0]) >> 10, (-v2->position[2] * scale[2] + translate[2]) >> 10, (v2->position[1] * scale[1] + translate[1]) >> 10 };
SVECTOR pos0 = { (scale[0] * v0->position[0] + translate[0]) >> 10, (scale[2] * -v0->position[2] + translate[2]) >> 10, (scale[1] * v0->position[1] + translate[1]) >> 10, 0 };
SVECTOR pos1 = { (scale[0] * v1->position[0] + translate[0]) >> 10, (scale[2] * -v1->position[2] + translate[2]) >> 10, (scale[1] * v1->position[1] + translate[1]) >> 10, 0 };
SVECTOR pos2 = { (scale[0] * v2->position[0] + translate[0]) >> 10, (scale[2] * -v2->position[2] + translate[2]) >> 10, (scale[1] * v2->position[1] + translate[1]) >> 10, 0 };
gte_ldv3(&pos0, &pos1, &pos2);
gte_rtpt(); // Rotation, Translation and Perspective triplet (all three vertices at once)
@ -472,8 +468,8 @@ void drawStuff(int counter)
gte_SetBackColor(48, 48, 48); // Ambient light color
gte_SetColorMatrix(&color_mtx); // Light color and direction
drawModel(&playerModel, &playerSkin, -40, counter >> 2);
drawModel(&shamblerModel, &shamblerSkin, 80, counter >> 2);
drawModel(&playerModel, &playerSkin, counter >> 2);
drawModel(&shamblerModel, &shamblerSkin, counter >> 2);
}
// Main function, program entrypoint

324
ps1anorms.h
View File

@ -1,162 +1,162 @@
{-2153, 0, 3484},
{-1813, 978, 3539},
{-1209, 0, 3913},
{-1265, 2048, 3313},
{-665, 1076, 3895},
{0, 0, 4096},
{0, 3484, 2153},
{-604, 2935, 2792},
{604, 2935, 2792},
{0, 2153, 3484},
{1265, 2048, 3313},
{2153, 0, 3484},
{1209, 0, 3913},
{1813, 978, 3539},
{665, 1076, 3895},
{-2792, 604, 2935},
{-3313, 1265, 2048},
{-2407, 1742, 2818},
{-3484, 2153, 0},
{-3539, 1813, 978},
{-2935, 2792, 604},
{-2818, 2407, 1742},
{-2048, 3313, 1265},
{-978, 3539, 1813},
{-1742, 2818, 2407},
{-2935, 2792, -604},
{-2048, 3313, -1265},
{-2153, 3484, 0},
{0, 3484, -2153},
{-978, 3539, -1813},
{0, 3913, -1209},
{-1076, 3895, -665},
{0, 4096, 0},
{0, 3913, 1209},
{-1076, 3895, 665},
{978, 3539, 1813},
{1076, 3895, 665},
{2048, 3313, 1265},
{978, 3539, -1813},
{1076, 3895, -665},
{2048, 3313, -1265},
{3484, 2153, 0},
{2935, 2792, 604},
{2935, 2792, -604},
{2153, 3484, 0},
{1742, 2818, 2407},
{3539, 1813, 978},
{2818, 2407, 1742},
{3313, 1265, 2048},
{2792, 604, 2935},
{2407, 1742, 2818},
{3913, 1209, 0},
{4096, 0, 0},
{3895, 665, 1076},
{3484, -2153, 0},
{3913, -1209, 0},
{3539, -1813, 978},
{3895, -665, 1076},
{3313, -1265, 2048},
{2792, -604, 2935},
{3484, 0, 2153},
{3539, 1813, -978},
{3313, 1265, -2048},
{3895, 665, -1076},
{2153, 0, -3484},
{2792, 604, -2935},
{2792, -604, -2935},
{3484, 0, -2153},
{3313, -1265, -2048},
{3539, -1813, -978},
{3895, -665, -1076},
{604, 2935, -2792},
{1265, 2048, -3313},
{1742, 2818, -2407},
{1813, 978, -3539},
{2407, 1742, -2818},
{2818, 2407, -1742},
{-604, 2935, -2792},
{-1265, 2048, -3313},
{0, 2153, -3484},
{-2153, 0, -3484},
{-1813, 978, -3539},
{-1209, 0, -3913},
{-665, 1076, -3895},
{0, 0, -4096},
{1209, 0, -3913},
{665, 1076, -3895},
{-1813, -978, -3539},
{-1265, -2048, -3313},
{-665, -1076, -3895},
{0, -3484, -2153},
{-604, -2935, -2792},
{604, -2935, -2792},
{0, -2153, -3484},
{1265, -2048, -3313},
{1813, -978, -3539},
{665, -1076, -3895},
{978, -3539, -1813},
{2048, -3313, -1265},
{1742, -2818, -2407},
{2935, -2792, -604},
{2818, -2407, -1742},
{2407, -1742, -2818},
{0, -3913, -1209},
{0, -4096, 0},
{1076, -3895, -665},
{0, -3484, 2153},
{0, -3913, 1209},
{978, -3539, 1813},
{1076, -3895, 665},
{2048, -3313, 1265},
{2935, -2792, 604},
{2153, -3484, 0},
{-978, -3539, -1813},
{-2048, -3313, -1265},
{-1076, -3895, -665},
{-3484, -2153, 0},
{-2935, -2792, -604},
{-2935, -2792, 604},
{-2153, -3484, 0},
{-2048, -3313, 1265},
{-978, -3539, 1813},
{-1076, -3895, 665},
{-3539, -1813, 978},
{-3313, -1265, 2048},
{-2818, -2407, 1742},
{-2792, -604, 2935},
{-1813, -978, 3539},
{-2407, -1742, 2818},
{-1265, -2048, 3313},
{-604, -2935, 2792},
{-1742, -2818, 2407},
{-665, -1076, 3895},
{1813, -978, 3539},
{665, -1076, 3895},
{1265, -2048, 3313},
{604, -2935, 2792},
{0, -2153, 3484},
{1742, -2818, 2407},
{2407, -1742, 2818},
{2818, -2407, 1742},
{-3913, 1209, 0},
{-3895, 665, 1076},
{-4096, 0, 0},
{-3484, 0, 2153},
{-3913, -1209, 0},
{-3895, -665, 1076},
{-3539, 1813, -978},
{-3895, 665, -1076},
{-3313, 1265, -2048},
{-3539, -1813, -978},
{-3895, -665, -1076},
{-3313, -1265, -2048},
{-2792, 604, -2935},
{-2792, -604, -2935},
{-3484, 0, -2153},
{-2818, 2407, -1742},
{-2407, 1742, -2818},
{-1742, 2818, -2407},
{-1742, -2818, -2407},
{-2407, -1742, -2818},
{-2818, -2407, -1742},
{-2153, 0, 3484, 0},
{-1813, 978, 3539, 0},
{-1209, 0, 3913, 0},
{-1265, 2048, 3313, 0},
{-665, 1076, 3895, 0},
{0, 0, 4096, 0},
{0, 3484, 2153, 0},
{-604, 2935, 2792, 0},
{604, 2935, 2792, 0},
{0, 2153, 3484, 0},
{1265, 2048, 3313, 0},
{2153, 0, 3484, 0},
{1209, 0, 3913, 0},
{1813, 978, 3539, 0},
{665, 1076, 3895, 0},
{-2792, 604, 2935, 0},
{-3313, 1265, 2048, 0},
{-2407, 1742, 2818, 0},
{-3484, 2153, 0, 0},
{-3539, 1813, 978, 0},
{-2935, 2792, 604, 0},
{-2818, 2407, 1742, 0},
{-2048, 3313, 1265, 0},
{-978, 3539, 1813, 0},
{-1742, 2818, 2407, 0},
{-2935, 2792, -604, 0},
{-2048, 3313, -1265, 0},
{-2153, 3484, 0, 0},
{0, 3484, -2153, 0},
{-978, 3539, -1813, 0},
{0, 3913, -1209, 0},
{-1076, 3895, -665, 0},
{0, 4096, 0, 0},
{0, 3913, 1209, 0},
{-1076, 3895, 665, 0},
{978, 3539, 1813, 0},
{1076, 3895, 665, 0},
{2048, 3313, 1265, 0},
{978, 3539, -1813, 0},
{1076, 3895, -665, 0},
{2048, 3313, -1265, 0},
{3484, 2153, 0, 0},
{2935, 2792, 604, 0},
{2935, 2792, -604, 0},
{2153, 3484, 0, 0},
{1742, 2818, 2407, 0},
{3539, 1813, 978, 0},
{2818, 2407, 1742, 0},
{3313, 1265, 2048, 0},
{2792, 604, 2935, 0},
{2407, 1742, 2818, 0},
{3913, 1209, 0, 0},
{4096, 0, 0, 0},
{3895, 665, 1076, 0},
{3484, -2153, 0, 0},
{3913, -1209, 0, 0},
{3539, -1813, 978, 0},
{3895, -665, 1076, 0},
{3313, -1265, 2048, 0},
{2792, -604, 2935, 0},
{3484, 0, 2153, 0},
{3539, 1813, -978, 0},
{3313, 1265, -2048, 0},
{3895, 665, -1076, 0},
{2153, 0, -3484, 0},
{2792, 604, -2935, 0},
{2792, -604, -2935, 0},
{3484, 0, -2153, 0},
{3313, -1265, -2048, 0},
{3539, -1813, -978, 0},
{3895, -665, -1076, 0},
{604, 2935, -2792, 0},
{1265, 2048, -3313, 0},
{1742, 2818, -2407, 0},
{1813, 978, -3539, 0},
{2407, 1742, -2818, 0},
{2818, 2407, -1742, 0},
{-604, 2935, -2792, 0},
{-1265, 2048, -3313, 0},
{0, 2153, -3484, 0},
{-2153, 0, -3484, 0},
{-1813, 978, -3539, 0},
{-1209, 0, -3913, 0},
{-665, 1076, -3895, 0},
{0, 0, -4096, 0},
{1209, 0, -3913, 0},
{665, 1076, -3895, 0},
{-1813, -978, -3539, 0},
{-1265, -2048, -3313, 0},
{-665, -1076, -3895, 0},
{0, -3484, -2153, 0},
{-604, -2935, -2792, 0},
{604, -2935, -2792, 0},
{0, -2153, -3484, 0},
{1265, -2048, -3313, 0},
{1813, -978, -3539, 0},
{665, -1076, -3895, 0},
{978, -3539, -1813, 0},
{2048, -3313, -1265, 0},
{1742, -2818, -2407, 0},
{2935, -2792, -604, 0},
{2818, -2407, -1742, 0},
{2407, -1742, -2818, 0},
{0, -3913, -1209, 0},
{0, -4096, 0, 0},
{1076, -3895, -665, 0},
{0, -3484, 2153, 0},
{0, -3913, 1209, 0},
{978, -3539, 1813, 0},
{1076, -3895, 665, 0},
{2048, -3313, 1265, 0},
{2935, -2792, 604, 0},
{2153, -3484, 0, 0},
{-978, -3539, -1813, 0},
{-2048, -3313, -1265, 0},
{-1076, -3895, -665, 0},
{-3484, -2153, 0, 0},
{-2935, -2792, -604, 0},
{-2935, -2792, 604, 0},
{-2153, -3484, 0, 0},
{-2048, -3313, 1265, 0},
{-978, -3539, 1813, 0},
{-1076, -3895, 665, 0},
{-3539, -1813, 978, 0},
{-3313, -1265, 2048, 0},
{-2818, -2407, 1742, 0},
{-2792, -604, 2935, 0},
{-1813, -978, 3539, 0},
{-2407, -1742, 2818, 0},
{-1265, -2048, 3313, 0},
{-604, -2935, 2792, 0},
{-1742, -2818, 2407, 0},
{-665, -1076, 3895, 0},
{1813, -978, 3539, 0},
{665, -1076, 3895, 0},
{1265, -2048, 3313, 0},
{604, -2935, 2792, 0},
{0, -2153, 3484, 0},
{1742, -2818, 2407, 0},
{2407, -1742, 2818, 0},
{2818, -2407, 1742, 0},
{-3913, 1209, 0, 0},
{-3895, 665, 1076, 0},
{-4096, 0, 0, 0},
{-3484, 0, 2153, 0},
{-3913, -1209, 0, 0},
{-3895, -665, 1076, 0},
{-3539, 1813, -978, 0},
{-3895, 665, -1076, 0},
{-3313, 1265, -2048, 0},
{-3539, -1813, -978, 0},
{-3895, -665, -1076, 0},
{-3313, -1265, -2048, 0},
{-2792, 604, -2935, 0},
{-2792, -604, -2935, 0},
{-3484, 0, -2153, 0},
{-2818, 2407, -1742, 0},
{-2407, 1742, -2818, 0},
{-1742, 2818, -2407, 0},
{-1742, -2818, -2407, 0},
{-2407, -1742, -2818, 0},
{-2818, -2407, -1742, 0},
Write Preview
Loading…
Cancel
Save