| 60,25 → 60,24 |
|---|
| ; stack - other parameters |
| ; out - eax - 0x00rrggbb |
| .dot_prd equ dword[ebp+4] ; dot product - cos x - not now |
| .min_col_r equ [ebp+8] ; minimum color - ambient |
| .min_col_r equ word[ebp+8] ; minimum color - ambient |
| .min_col_g equ word[ebp+10] |
| .min_col_b equ word[ebp+12] |
| .max_col_r equ [ebp+14] ; maximum color - specular |
| .max_col_r equ word[ebp+14] ; maximum color - specular |
| .max_col_g equ word[ebp+16] |
| .max_col_b equ word[ebp+18] |
| .org_col_r equ [ebp+20] ; orginal color - diffuse |
| .org_col_r equ word[ebp+20] ; orginal color - diffuse |
| .org_col_g equ word[ebp+22] |
| .org_col_b equ word[ebp+24] |
| .n equ word[ebp+26] ; shines - not implemented |
| .temp equ word[ebp-2] |
| .color_sum_r equ [ebp-6] |
| .color_sum_g equ [ebp-10] |
| .color_sum_b equ [ebp-14] |
| .color_sum_r equ dword[ebp-6] |
| .color_sum_g equ dword[ebp-10] |
| .color_sum_b equ dword[ebp-14] |
| ; color = ambient+cos(x)*diffuse+(cos(x)^n)*specular |
| mov ebp,esp |
| sub esp,14 |
| |
| |
| mov ax,.min_col_r |
| add ax,.max_col_r |
| add ax,.org_col_r |
| 96,38 → 95,8 |
|---|
| add ax,.org_col_b |
| cwde |
| mov .color_sum_b,eax |
| if 0 |
| |
| |
| movq xmm0,.min_col_r |
| movq xmm1,.max_col_r |
| movq xmm2,.org_col_r |
| packuswb xmm0,[the_zero] |
| packuswb xmm1,[the_zero] |
| packuswb xmm2,[the_zero] |
| punpcklbw xmm0,xmm1 |
| punpcklbw xmm2,[the_zero] |
| packusdw xmm2,[the_zero] |
| cvtdq2ps xmm0,xmm0 |
| cvtdq2ps xmm1,xmm1 |
| cvtdq2ps xmm2,xmm2 |
| haddps xmm0,xmm0 |
| haddps xmm1,xmm1 |
| haddps xmm2,xmm2 |
| haddps xmm0,xmm0 |
| haddps xmm1,xmm1 |
| haddps xmm2,xmm2 |
| |
| cvtss2si eax,xmm0 |
| cvtss2si ebx,xmm1 |
| cvtss2si ecx,xmm2 |
| mov .color_sum_r,eax |
| mov .color_sum_g,ebx |
| mov .color_sum_b,ecx |
| |
| |
| end if |
| |
| ; fld .dot_prd |
| ; fild .n |
| ; fxch st1 |
| 154,7 → 123,7 |
|---|
| faddp ; st0=first piece of col, st1=dot_pr^n.. |
| fiadd .min_col_b |
| fimul .max_col_b |
| fidiv dword .color_sum_b |
| fidiv .color_sum_b |
| fistp .temp |
| movzx eax,.temp |
| shl eax,16 |
| 166,19 → 135,19 |
|---|
| faddp |
| fiadd .min_col_g |
| fimul .max_col_g |
| fidiv dword .color_sum_g |
| fidiv .color_sum_g |
| fistp .temp |
| mov ax,.temp |
| mov ah,al |
| shl eax,8 |
| |
| fimul word .max_col_r |
| fild word .org_col_r |
| fimul .max_col_r |
| fild .org_col_r |
| fmulp st2,st |
| faddp |
| fiadd word .min_col_r |
| fimul word .max_col_r |
| fidiv dword .color_sum_r |
| fiadd .min_col_r |
| fimul .max_col_r |
| fidiv .color_sum_r |
| fistp .temp |
| mov ax,.temp ;eax - 0xbbgg00rr |
| ; mov ah,al |