diff options
-rw-r--r-- | 3de.c | 3 | ||||
-rw-r--r-- | maths.c | 14 | ||||
-rw-r--r-- | maths.h | 2 |
3 files changed, 18 insertions, 1 deletions
@@ -47,11 +47,12 @@ void draw_gun(Renderer* r) { const Texture* tex = get_texture(asset_id_gun_texture); int p[] = { f1 * 7, 0, f1 * 5, f1 }; mtx_push_trans(p); + mtx_push_scale(0xff); /*mtx_push_rot_x(a); mtx_push_rot_y(a); mtx_push_rot_z(a);*/ ren_mesh(r, m, tex); - mtx_popn(1); + mtx_popn(2); a++; } @@ -180,6 +180,12 @@ void mtx_push_rot_z(int a) { mtx_push(m); } +void mtx_push_scale(int s) { + int m[0x10]; + mtx_scale(m, s); + mtx_push(m); +} + int* mtx_pop(void) { assert(mtx_stack_top > 0); return mtx_stack[--mtx_stack_top]; @@ -234,6 +240,14 @@ int* mtx_rot_z(int* d, int a) { return d; } +int* mtx_scale(int* d, int s) { + mtx_iden(d); + d[0] = s; + d[5] = s; + d[10] = s; + return d; +} + int* mtx_apply(const int* m, int* v) { int s[4]; vec_cpy(s, v, 4); @@ -31,6 +31,7 @@ void mtx_push_trans(int* v); void mtx_push_rot_x(int a); void mtx_push_rot_y(int a); void mtx_push_rot_z(int a); +void mtx_push_scale(int a); int* mtx_pop(void); int* mtx_popn(int n); int* mtx_peek(void); @@ -38,6 +39,7 @@ int* mtx_trans(int* d, int* v); int* mtx_rot_x(int* d, int a); int* mtx_rot_y(int* d, int a); int* mtx_rot_z(int* d, int a); +int* mtx_scale(int* d, int s); int* mtx_apply(const int* m, int* v); int* vec_cpy(int* d, const int* s, int c); int* vec_ref(int* d, const int* i, const int* n, int c); |