| /programs/demos/view3ds/a_procs.inc |
|---|
| 1,5 → 1,64 |
| ;============================================================= |
| remove_dead_tri: |
| ; push ebp |
| ; mov ebp,esp |
| mov edi,-1 |
| movd xmm7,edi |
| pshufd xmm7,xmm7,0 |
| mov esi,[triangles_ptr] |
| mov ecx,[triangles_count_var] |
| .chck: |
| ; jecxz .cop |
| mov eax,[esi] |
| ; mov ebx,[esi+4] |
| ; mov edx,[esi+8] |
| cmp eax,[esi+4] |
| je .tri_fail |
| cmp eax,[esi+8] |
| je .tri_fail |
| mov eax,[esi+4] |
| cmp eax,[esi+8] |
| je .tri_fail |
| ; cmp ebx,[esi] |
| ; je .tri_fail |
| ; cmp ebx,[esi+8] |
| ; je .tri_fail |
| ; cmp edx,[esi] |
| ; je .tri_fail |
| ; cmp edx,[esi+4] |
| ; je .tri_fail |
| add esi,12 |
| loop .chck |
| jmp .cop |
| .tri_fail: |
| movq [esi],xmm7 |
| movd [esi+8],xmm7 |
| add esi,12 |
| loop .chck |
| .cop: |
| mov esi,[triangles_ptr] |
| mov edi,[triangles_ptr] |
| mov ecx,[triangles_count_var] |
| xor edx,edx |
| .cp: |
| cmp [esi],dword -1 |
| je @f |
| movdqu xmm0,[esi] |
| movq [edi],xmm0 |
| movhlps xmm0,xmm0 |
| movd [edi+8],xmm0 |
| add edi,12 |
| inc edx |
| @@: |
| add esi,12 |
| loop .cp |
| mov [triangles_count_var],edx |
| ret |
| ;======================================================== |
| if Ext > SSE2 |
| ;-------------------------------------------------------------------- |
| init_point_lights: |