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Rev 2881 Rev 2984
1 
;CATMULL_SHIFT equ 8
 1 
;CATMULL_SHIFT equ 8
2 
;TEXTURE_SIZE EQU (TEX_X * TEX_Y)-1
 2 
;TEXTURE_SIZE EQU (TEX_X * TEX_Y)-1
3 
;ROUND equ 8
 3 
;ROUND equ 8
4 
;Ext = NON
 4 
;Ext = NON
5 
;MMX = 1
 5 
;MMX = 1
6 
;NON = 0
 6 
;NON = 0
7 
;------- Big thanks to Majuma (www.majuma.xt.pl) for absolutely great---
 7 
;------- Big thanks to Majuma (www.majuma.xt.pl) for absolutely great---
8 
;------- DOS 13h mode demos --------------------------------------------
 8 
;------- DOS 13h mode demos --------------------------------------------
9 
;------- Procedure draws bump triangle with texture, I use -------------
 9 
;------- Procedure draws bump triangle with texture, I use -------------
10 
;--------Catmull Z-buffer algorithm- (Z coordinate interpolation)-------
 10 
;--------Catmull Z-buffer algorithm- (Z coordinate interpolation)-------
11 
;--------I calc texture pixel by this way: col1*col2/256 ---------------
 11 
;--------I calc texture pixel by this way: col1*col2/256 ---------------
12 
bump_tex_triangle_z:
 12 
bump_tex_triangle_z:
13 
;------------------in - eax - x1 shl 16 + y1 -----------
 13 
;------------------in - eax - x1 shl 16 + y1 -----------
14 
;---------------------- ebx - x2 shl 16 + y2 -----------
 14 
;---------------------- ebx - x2 shl 16 + y2 -----------
15 
;---------------------- ecx - x3 shl 16 + y3 -----------
 15 
;---------------------- ecx - x3 shl 16 + y3 -----------
16 
;---------------------- edx - pointer to bump map-------
 16 
;---------------------- edx - pointer to bump map-------
17 
;---------------------- esi - pointer to env map--------
 17 
;---------------------- esi - pointer to env map--------
18 
;---------------------- edi - pointer to screen buffer--
 18 
;---------------------- edi - pointer to screen buffer--
19 
;---------------------- stack : bump coordinates--------
 19 
;---------------------- stack : bump coordinates--------
20 
;----------------------         environment coordinates-
 20 
;----------------------         environment coordinates-
21 
;----------------------         Z position coordinates--
 21 
;----------------------         Z position coordinates--
22 
;----------------------         pointer to Z buffer-----
 22 
;----------------------         pointer to Z buffer-----
23 
;----------------------         pointer to texture------
 23 
;----------------------         pointer to texture------
24 
;----------------------         texture coordinates-----
 24 
;----------------------         texture coordinates-----
25 
;-- Z-buffer - filled with coordinates as dword --------
 25 
;-- Z-buffer - filled with coordinates as dword --------
26 
;-- (Z coor. as word) shl CATMULL_SHIFT ----------------
 26 
;-- (Z coor. as word) shl CATMULL_SHIFT ----------------
27 
.b_x1	equ ebp+4   ; procedure don't save registers !!!
 27 
.b_x1	equ ebp+4   ; procedure don't save registers !!!
28 
.b_y1	equ ebp+6   ; each coordinate as word
 28 
.b_y1	equ ebp+6   ; each coordinate as word
29 
.b_x2	equ ebp+8
 29 
.b_x2	equ ebp+8
30 
.b_y2	equ ebp+10	 ; b - bump map coords
 30 
.b_y2	equ ebp+10	 ; b - bump map coords
31 
.b_x3	equ ebp+12	 ; e - env map coords
 31 
.b_x3	equ ebp+12	 ; e - env map coords
32 
.b_y3	equ ebp+14
 32 
.b_y3	equ ebp+14
33 
.e_x1	equ ebp+16
 33 
.e_x1	equ ebp+16
34 
.e_y1	equ ebp+18
 34 
.e_y1	equ ebp+18
35 
.e_x2	equ ebp+20
 35 
.e_x2	equ ebp+20
36 
.e_y2	equ ebp+22
 36 
.e_y2	equ ebp+22
37 
.e_x3	equ ebp+24
 37 
.e_x3	equ ebp+24
38 
.e_y3	equ ebp+26
 38 
.e_y3	equ ebp+26
39 
.z1	equ word[ebp+28]
 39 
.z1	equ word[ebp+28]
40 
.z2	equ word[ebp+30]
 40 
.z2	equ word[ebp+30]
41 
.z3	equ word[ebp+32]
 41 
.z3	equ word[ebp+32]
42 
.z_buff equ dword[ebp+34]	; pointer to Z-buffer
 42 
.z_buff equ dword[ebp+34]	; pointer to Z-buffer
43 
.tex_ptr equ dword[ebp+38]	; ptr to texture
 43 
.tex_ptr equ dword[ebp+38]	; ptr to texture
44 
.t_x1	equ ebp+42		; texture coords
 44 
.t_x1	equ ebp+42		; texture coords
45 
.t_y1	equ ebp+44
 45 
.t_y1	equ ebp+44
46 
.t_x2	equ ebp+46
 46 
.t_x2	equ ebp+46
47 
.t_y2	equ ebp+48
 47 
.t_y2	equ ebp+48
48 
.t_x3	equ ebp+50
 48 
.t_x3	equ ebp+50
49 
.t_y3	equ ebp+52
 49 
.t_y3	equ ebp+52
50 
 
 50 
 
51 
 
 51 
 
52 
 
 52 
 
53 
.t_bmap equ dword[ebp-4]	; pointer to bump map
 53 
.t_bmap equ dword[ebp-4]	; pointer to bump map
54 
.t_emap equ dword[ebp-8]	; pointer to env map
 54 
.t_emap equ dword[ebp-8]	; pointer to env map
55 
.x1	equ word[ebp-10]
 55 
.x1	equ word[ebp-10]
56 
.y1	equ word[ebp-12]
 56 
.y1	equ word[ebp-12]
57 
.x2	equ word[ebp-14]
 57 
.x2	equ word[ebp-14]
58 
.y2	equ word[ebp-16]
 58 
.y2	equ word[ebp-16]
59 
.x3	equ word[ebp-18]
 59 
.x3	equ word[ebp-18]
60 
.y3	equ word[ebp-20]
 60 
.y3	equ word[ebp-20]
61 
 
 61 
 
62 
if 0 ;Ext <= SSE2
 62 
if 0 ;Ext <= SSE2
63 
 
 63 
 
64 
.dx12	equ dword[edi-4]
 64 
.dx12	equ dword[edi-4]
65 
.dz12	equ	 [edi-8]
 65 
.dz12	equ	 [edi-8]
66 
.dbx12	equ dword[edi-12]
 66 
.dbx12	equ dword[edi-12]
67 
.dby12	equ	 [edi-16]
 67 
.dby12	equ	 [edi-16]
68 
.dex12	equ dword[edi-20]
 68 
.dex12	equ dword[edi-20]
69 
.dey12	equ	 [edi-24]
 69 
.dey12	equ	 [edi-24]
70 
.dtx12	equ dword[edi-28]
 70 
.dtx12	equ dword[edi-28]
71 
.dty12	equ	 [edi-32]
 71 
.dty12	equ	 [edi-32]
72 
 
 72 
 
73 
.dx13  equ dword[ebp-52-4*1]
 73 
.dx13  equ dword[ebp-52-4*1]
74 
.dz13  equ	[ebp-52-4*2]
 74 
.dz13  equ	[ebp-52-4*2]
75 
.dbx13 equ dword[ebp-52-4*3]
 75 
.dbx13 equ dword[ebp-52-4*3]
76 
.dby13 equ	[ebp-52-4*4]
 76 
.dby13 equ	[ebp-52-4*4]
77 
.dex13 equ dword[ebp-52-4*5]
 77 
.dex13 equ dword[ebp-52-4*5]
78 
.dey13 equ	[ebp-52-4*6]
 78 
.dey13 equ	[ebp-52-4*6]
79 
.dtx13 equ dword[ebp-52-4*7]
 79 
.dtx13 equ dword[ebp-52-4*7]
80 
.dty13 equ	[ebp-52-4*8]
 80 
.dty13 equ	[ebp-52-4*8]
81 
 
 81 
 
82 
 
 82 
 
83 
.dx23  equ dword[ebp-(52+4*9)]
 83 
.dx23  equ dword[ebp-(52+4*9)]
84 
.dz23  equ	[ebp-(52+4*10)]
 84 
.dz23  equ	[ebp-(52+4*10)]
85 
.dbx23 equ dword[ebp-(52+4*11)]
 85 
.dbx23 equ dword[ebp-(52+4*11)]
86 
.dby23 equ	[ebp-(52+4*12)]
 86 
.dby23 equ	[ebp-(52+4*12)]
87 
.dex23 equ dword[ebp-(52+4*13)]
 87 
.dex23 equ dword[ebp-(52+4*13)]
88 
.dey23 equ	[ebp-(52+4*14)]
 88 
.dey23 equ	[ebp-(52+4*14)]
89 
.dtx23 equ dword[ebp-(52+4*15)]
 89 
.dtx23 equ dword[ebp-(52+4*15)]
90 
.dty23 equ	[ebp-(52+4*16)]
 90 
.dty23 equ	[ebp-(52+4*16)]
91 
 
 91 
 
92 
else
 92 
else
93 
 
 93 
 
94 
.dx12	equ dword[ebp-24]
 94 
.dx12	equ dword[ebp-24]
95 
.dz12	equ	 [ebp-28]
 95 
.dz12	equ	 [ebp-28]
96 
.dbx12	equ dword[ebp-32]
 96 
.dbx12	equ dword[ebp-32]
97 
.dby12	equ	 [ebp-36]
 97 
.dby12	equ	 [ebp-36]
98 
.dex12	equ dword[ebp-40]
 98 
.dex12	equ dword[ebp-40]
99 
.dey12	equ	 [ebp-44]
 99 
.dey12	equ	 [ebp-44]
100 
.dtx12	equ dword[ebp-48]
 100 
.dtx12	equ dword[ebp-48]
101 
.dty12	equ	 [ebp-52]
 101 
.dty12	equ	 [ebp-52]
102 
 
 102 
 
103 
.dx13  equ dword[ebp-52-4*1]
 103 
.dx13  equ dword[ebp-52-4*1]
104 
.dz13  equ	[ebp-52-4*2]
 104 
.dz13  equ	[ebp-52-4*2]
105 
.dbx13 equ dword[ebp-52-4*3]
 105 
.dbx13 equ dword[ebp-52-4*3]
106 
.dby13 equ	[ebp-52-4*4]
 106 
.dby13 equ	[ebp-52-4*4]
107 
.dex13 equ dword[ebp-52-4*5]
 107 
.dex13 equ dword[ebp-52-4*5]
108 
.dey13 equ	[ebp-52-4*6]
 108 
.dey13 equ	[ebp-52-4*6]
109 
.dtx13 equ dword[ebp-52-4*7]
 109 
.dtx13 equ dword[ebp-52-4*7]
110 
.dty13 equ	[ebp-52-4*8]
 110 
.dty13 equ	[ebp-52-4*8]
111 
 
 111 
 
112 
 
 112 
 
113 
.dx23  equ dword[ebp-(52+4*9)]
 113 
.dx23  equ dword[ebp-(52+4*9)]
114 
.dz23  equ	[ebp-(52+4*10)]
 114 
.dz23  equ	[ebp-(52+4*10)]
115 
.dbx23 equ dword[ebp-(52+4*11)]
 115 
.dbx23 equ dword[ebp-(52+4*11)]
116 
.dby23 equ	[ebp-(52+4*12)]
 116 
.dby23 equ	[ebp-(52+4*12)]
117 
.dex23 equ dword[ebp-(52+4*13)]
 117 
.dex23 equ dword[ebp-(52+4*13)]
118 
.dey23 equ	[ebp-(52+4*14)]
 118 
.dey23 equ	[ebp-(52+4*14)]
119 
.dtx23 equ dword[ebp-(52+4*15)]
 119 
.dtx23 equ dword[ebp-(52+4*15)]
120 
.dty23 equ	[ebp-(52+4*16)]
 120 
.dty23 equ	[ebp-(52+4*16)]
121 
 
 121 
 
122 
end if
 122 
end if
123 
 
 123 
 
124 
if Ext < SSE
 124 
if Ext < SSE
125 
 
 125 
 
126 
.cx1   equ dword[ebp-(52+4*17)] 	; current variables
 126 
.cx1   equ dword[ebp-(52+4*17)] 	; current variables
127 
.cz1   equ	[ebp-(52+4*18)]
 127 
.cz1   equ	[ebp-(52+4*18)]
128 
.cx2   equ dword[ebp-(52+4*19)]
 128 
.cx2   equ dword[ebp-(52+4*19)]
129 
.cz2   equ	[ebp-(52+4*20)]
 129 
.cz2   equ	[ebp-(52+4*20)]
130 
.cbx1  equ dword[ebp-(52+4*21)]
 130 
.cbx1  equ dword[ebp-(52+4*21)]
131 
.cby1  equ	[ebp-(52+4*22)]
 131 
.cby1  equ	[ebp-(52+4*22)]
132 
.cbx2  equ dword[ebp-(52+4*23)]
 132 
.cbx2  equ dword[ebp-(52+4*23)]
133 
.cby2  equ	[ebp-(52+4*24)]
 133 
.cby2  equ	[ebp-(52+4*24)]
134 
.cex1  equ dword[ebp-(52+4*25)]
 134 
.cex1  equ dword[ebp-(52+4*25)]
135 
.cey1  equ	[ebp-(52+4*26)]
 135 
.cey1  equ	[ebp-(52+4*26)]
136 
.cex2  equ dword[ebp-(52+4*27)]
 136 
.cex2  equ dword[ebp-(52+4*27)]
137 
.cey2  equ	[ebp-(52+4*28)]
 137 
.cey2  equ	[ebp-(52+4*28)]
138 
 
 138 
 
139 
.ctx1  equ dword[ebp-(52+4*29)]
 139 
.ctx1  equ dword[ebp-(52+4*29)]
140 
.cty1  equ	[ebp-(52+4*30)]
 140 
.cty1  equ	[ebp-(52+4*30)]
141 
.ctx2  equ dword[ebp-(52+4*31)]
 141 
.ctx2  equ dword[ebp-(52+4*31)]
142 
.cty2  equ	[ebp-(52+4*32)]
 142 
.cty2  equ	[ebp-(52+4*32)]
143 
 
 143 
 
144 
else
 144 
else
145 
 
 145 
 
146 
.cx1   equ dword[ebp-(52+4*17)] 	; current variables
 146 
.cx1   equ dword[ebp-(52+4*17)] 	; current variables
147 
.cz1   equ	[ebp-(52+4*18)]
 147 
.cz1   equ	[ebp-(52+4*18)]
148 
.cbx1  equ dword[ebp-(52+4*19)]
 148 
.cbx1  equ dword[ebp-(52+4*19)]
149 
.cby1  equ	[ebp-(52+4*20)]
 149 
.cby1  equ	[ebp-(52+4*20)]
150 
.cex1  equ dword[ebp-(52+4*21)]
 150 
.cex1  equ dword[ebp-(52+4*21)]
151 
.cey1  equ	[ebp-(52+4*22)]
 151 
.cey1  equ	[ebp-(52+4*22)]
152 
.ctx1  equ dword[ebp-(52+4*23)]
 152 
.ctx1  equ dword[ebp-(52+4*23)]
153 
.cty1  equ	[ebp-(52+4*24)]
 153 
.cty1  equ	[ebp-(52+4*24)]
154 
 
 154 
 
155 
.cx2   equ dword[ebp-(52+4*25)]
 155 
.cx2   equ dword[ebp-(52+4*25)]
156 
.cz2   equ	[ebp-(52+4*26)]
 156 
.cz2   equ	[ebp-(52+4*26)]
157 
.cbx2  equ dword[ebp-(52+4*27)]
 157 
.cbx2  equ dword[ebp-(52+4*27)]
158 
.cby2  equ	[ebp-(52+4*28)]
 158 
.cby2  equ	[ebp-(52+4*28)]
159 
.cex2  equ dword[ebp-(52+4*29)]
 159 
.cex2  equ dword[ebp-(52+4*29)]
160 
.cey2  equ	[ebp-(52+4*30)]
 160 
.cey2  equ	[ebp-(52+4*30)]
161 
.ctx2  equ dword[ebp-(52+4*31)]
 161 
.ctx2  equ dword[ebp-(52+4*31)]
162 
.cty2  equ	[ebp-(52+4*32)]
 162 
.cty2  equ	[ebp-(52+4*32)]
163 
 
 163 
 
164 
end if
 164 
end if
165 
       cld
 165 
       cld
166 
       mov     ebp,esp
 166 
       mov     ebp,esp
167 
       push    edx	  ; store bump map
 167 
       push    edx	  ; store bump map
168 
       push    esi	  ; store e. map
 168 
       push    esi	  ; store e. map
169 
     ; sub     esp,120
 169 
     ; sub     esp,120
170 
 .sort3:		  ; sort triangle coordinates...
 170 
 .sort3:		  ; sort triangle coordinates...
171 
       cmp     ax,bx
 171 
       cmp     ax,bx
172 
       jle     .sort1
 172 
       jle     .sort1
173 
       xchg    eax,ebx
 173 
       xchg    eax,ebx
174 
       mov     edx,dword[.b_x1]
 174 
       mov     edx,dword[.b_x1]
175 
       xchg    edx,dword[.b_x2]
 175 
       xchg    edx,dword[.b_x2]
176 
       mov     dword[.b_x1],edx
 176 
       mov     dword[.b_x1],edx
177 
       mov     edx,dword[.e_x1]
 177 
       mov     edx,dword[.e_x1]
178 
       xchg    edx,dword[.e_x2]
 178 
       xchg    edx,dword[.e_x2]
179 
       mov     dword[.e_x1],edx
 179 
       mov     dword[.e_x1],edx
180 
       mov     edx,dword[.t_x1]
 180 
       mov     edx,dword[.t_x1]
181 
       xchg    edx,dword[.t_x2]
 181 
       xchg    edx,dword[.t_x2]
182 
       mov     dword[.t_x1],edx
 182 
       mov     dword[.t_x1],edx
183 
       mov     dx,.z1
 183 
       mov     dx,.z1
184 
       xchg    dx,.z2
 184 
       xchg    dx,.z2
185 
       mov     .z1,dx
 185 
       mov     .z1,dx
186 
 .sort1:
 186 
 .sort1:
187 
       cmp	bx,cx
 187 
       cmp	bx,cx
188 
       jle	.sort2
 188 
       jle	.sort2
189 
       xchg	ebx,ecx
 189 
       xchg	ebx,ecx
190 
       mov	edx,dword[.b_x2]
 190 
       mov	edx,dword[.b_x2]
191 
       xchg	edx,dword[.b_x3]
 191 
       xchg	edx,dword[.b_x3]
192 
       mov	dword[.b_x2],edx
 192 
       mov	dword[.b_x2],edx
193 
       mov	edx,dword[.e_x2]
 193 
       mov	edx,dword[.e_x2]
194 
       xchg	edx,dword[.e_x3]
 194 
       xchg	edx,dword[.e_x3]
195 
       mov	dword[.e_x2],edx
 195 
       mov	dword[.e_x2],edx
196 
       mov	edx,dword[.t_x2]
 196 
       mov	edx,dword[.t_x2]
197 
       xchg	edx,dword[.t_x3]
 197 
       xchg	edx,dword[.t_x3]
198 
       mov	dword[.t_x2],edx
 198 
       mov	dword[.t_x2],edx
199 
       mov     dx,.z2
 199 
       mov     dx,.z2
200 
       xchg    dx,.z3
 200 
       xchg    dx,.z3
201 
       mov     .z2,dx
 201 
       mov     .z2,dx
202 
       jmp	.sort3
 202 
       jmp	.sort3
203 
 .sort2:
 203 
 .sort2:
204 
       push	eax	; store triangle coords in variables
 204 
       push	eax	; store triangle coords in variables
205 
       push	ebx
 205 
       push	ebx
206 
       push	ecx
 206 
       push	ecx
207 
	 mov	  edx,80008000h  ; eax,ebx,ecx are ANDd together into edx which means that
 207 
	 mov	  edx,80008000h  ; eax,ebx,ecx are ANDd together into edx which means that
208 
	 and	  edx,ebx	 ; if *all* of them are negative a sign flag is raised
 208 
	 and	  edx,ebx	 ; if *all* of them are negative a sign flag is raised
209 
	 and	  edx,ecx
 209 
	 and	  edx,ecx
210 
	 and	  edx,eax
 210 
	 and	  edx,eax
211 
	 test	  edx,80008000h  ; Check both X&Y at once
 211 
	 test	  edx,80008000h  ; Check both X&Y at once
212 
	 jne	  .loop23_done
 212 
	 jne	  .loop23_done
213 
    ;   mov     edx,eax         ; eax,ebx,ecx are ORd together into edx which means that
 213 
    ;   mov     edx,eax         ; eax,ebx,ecx are ORd together into edx which means that
214 
    ;   or      edx,ebx         ; if any *one* of them is negative a sign flag is raised
 214 
    ;   or      edx,ebx         ; if any *one* of them is negative a sign flag is raised
215 
    ;   or      edx,ecx
 215 
    ;   or      edx,ecx
216 
    ;   test    edx,80000000h   ; Check only X
 216 
    ;   test    edx,80000000h   ; Check only X
217 
    ;   jne     .loop23_done
 217 
    ;   jne     .loop23_done
218 
 
 218 
 
219 
    ;   cmp     .x1,SIZE_X    ; {
 219 
    ;   cmp     .x1,SIZE_X    ; {
220 
    ;   jg      .loop23_done
 220 
    ;   jg      .loop23_done
221 
    ;   cmp     .x2,SIZE_X     ; This can be optimized with effort
 221 
    ;   cmp     .x2,SIZE_X     ; This can be optimized with effort
222 
    ;   jg      .loop23_done
 222 
    ;   jg      .loop23_done
223 
    ;   cmp     .x3,SIZE_X
 223 
    ;   cmp     .x3,SIZE_X
224 
    ;   jg      .loop23_done    ; {
 224 
    ;   jg      .loop23_done    ; {
225 
 
 225 
 
226 
 
 226 
 
227 
       mov	bx,.y2	     ; calc delta 12
 227 
       mov	bx,.y2	     ; calc delta 12
228 
       sub	bx,.y1
 228 
       sub	bx,.y1
229 
       jnz	.bt_dx12_make
 229 
       jnz	.bt_dx12_make
230 
if 0 ;Ext >= SSE2
 230 
if 0 ;Ext >= SSE2
231 
       pxor	xmm0,xmm0
 231 
       pxor	xmm0,xmm0
232 
       movups	.dty12,xmm0
 232 
       movups	.dty12,xmm0
233 
       movups	.dey12,xmm0
 233 
       movups	.dey12,xmm0
234 
       sub	esp,16
 234 
       sub	esp,16
235 
else
 235 
else
236 
       mov	ecx,8
 236 
       mov	ecx,8
237 
       xor	edx,edx
 237 
       xor	edx,edx
238 
     @@:
 238 
     @@:
239 
       push	edx   ;dword 0
 239 
       push	edx   ;dword 0
240 
       loop	@b
 240 
       loop	@b
241 
end if
 241 
end if
242 
       jmp	.bt_dx12_done
 242 
       jmp	.bt_dx12_done
243 
 .bt_dx12_make:
 243 
 .bt_dx12_make:
244 
       movsx	ebx,bx
 244 
       movsx	ebx,bx
245 
 
 245 
 
246 
 
 246 
 
247 
if Ext>=SSE
 247 
if Ext>=SSE
248 
       sub	 esp,32
 248 
       sub	 esp,32
249 
   ;    mov       eax,256
 249 
   ;    mov       eax,256
250 
       cvtsi2ss  xmm4,[i255d]
 250 
       cvtsi2ss  xmm4,[i255d]
251 
       cvtsi2ss  xmm3,ebx ;rcps
 251 
       cvtsi2ss  xmm3,ebx ;rcps
252 
if 0 ;Ext >= SSE2
 252 
if 0 ;Ext >= SSE2
253 
       mov	 edi,ebp
 253 
       mov	 edi,ebp
254 
       sub	 edi,512
 254 
       sub	 edi,512
255 
       or	 edi,0x0000000f
 255 
       or	 edi,0x0000000f
256 
end if
 256 
end if
257 
       divss	 xmm3,xmm4
 257 
       divss	 xmm3,xmm4
258 
       shufps	 xmm3,xmm3,0
 258 
       shufps	 xmm3,xmm3,0
259 
 
 259 
 
260 
       movd	 mm0,[.b_x1]
 260 
       movd	 mm0,[.b_x1]
261 
       movd	 mm1,[.b_x2]
 261 
       movd	 mm1,[.b_x2]
262 
       movd	 mm2,[.e_x1]
 262 
       movd	 mm2,[.e_x1]
263 
       movd	 mm3,[.e_x2]
 263 
       movd	 mm3,[.e_x2]
264 
 
 264 
 
265 
       pxor	  mm4,mm4
 265 
       pxor	  mm4,mm4
266 
       punpcklwd  mm0,mm4
 266 
       punpcklwd  mm0,mm4
267 
       punpcklwd  mm1,mm4
 267 
       punpcklwd  mm1,mm4
268 
       punpcklwd  mm2,mm4
 268 
       punpcklwd  mm2,mm4
269 
       punpcklwd  mm3,mm4
 269 
       punpcklwd  mm3,mm4
270 
 
 270 
 
271 
       psubd	  mm1,mm0
 271 
       psubd	  mm1,mm0
272 
       psubd	  mm3,mm2
 272 
       psubd	  mm3,mm2
273 
 
 273 
 
274 
       cvtpi2ps  xmm1,mm1
 274 
       cvtpi2ps  xmm1,mm1
275 
       movlhps	 xmm1,xmm1
 275 
       movlhps	 xmm1,xmm1
276 
       cvtpi2ps  xmm1,mm3
 276 
       cvtpi2ps  xmm1,mm3
277 
 
 277 
 
278 
       divps	 xmm1,xmm3   ;xmm1--> | dby | dbx | dey | dex |
 278 
       divps	 xmm1,xmm3   ;xmm1--> | dby | dbx | dey | dex |
279 
 
 279 
 
280 
       shufps	 xmm1,xmm1,10110001b
 280 
       shufps	 xmm1,xmm1,10110001b
281 
			     ;xmm1--> | dbx | dby | dex | dey |
 281 
			     ;xmm1--> | dbx | dby | dex | dey |
282 
;1       movups    .dey12,xmm1
 282 
;1       movups    .dey12,xmm1
283 
       cvtps2pi  mm0,xmm1 ;mm0,xmm1          ; mm0 -> 2 delta dwords
 283 
       cvtps2pi  mm0,xmm1 ;mm0,xmm1          ; mm0 -> 2 delta dwords
284 
       movhlps	 xmm1,xmm1
 284 
       movhlps	 xmm1,xmm1
285 
       cvtps2pi  mm1,xmm1 ;mm1,xmm1
 285 
       cvtps2pi  mm1,xmm1 ;mm1,xmm1
286 
       movq	 .dey12,mm0
 286 
       movq	 .dey12,mm0
287 
       movq	 .dby12,mm1
 287 
       movq	 .dby12,mm1
288 
;-------------
 288 
;-------------
289 
  ;    pxor      mm0,mm0
 289 
  ;    pxor      mm0,mm0
290 
  ;    pxor      mm1,mm1
 290 
  ;    pxor      mm1,mm1
291 
   ;/   pinsrw    mm0,.z1,1
 291 
   ;/   pinsrw    mm0,.z1,1
292 
   ;/   pinsrw    mm0,.x1,0
 292 
   ;/   pinsrw    mm0,.x1,0
293 
   ;/   pinsrw    mm1,.z2,1
 293 
   ;/   pinsrw    mm1,.z2,1
294 
   ;/   pinsrw    mm1,.x2,0
 294 
   ;/   pinsrw    mm1,.x2,0
295 
       mov	 ax,.z2
 295 
       mov	 ax,.z2
296 
       sub	 ax,.z1
 296 
       sub	 ax,.z1
297 
       cwde
 297 
       cwde
298 
 
 298 
 
299 
       mov	dx,.x2
 299 
       mov	dx,.x2
300 
       sub	dx,.x1
 300 
       sub	dx,.x1
301 
       movsx	edx,dx
 301 
       movsx	edx,dx
302 
 
 302 
 
303 
   ;/    movd      mm1,eax
 303 
   ;/    movd      mm1,eax
304 
 
 304 
 
305 
   ;/    punpcklwd  mm0,mm4
 305 
   ;/    punpcklwd  mm0,mm4
306 
   ;/    punpcklwd  mm1,mm4
 306 
   ;/    punpcklwd  mm1,mm4
307 
 
 307 
 
308 
  ;     cvtpi2ps   xmm1,mm1
 308 
  ;     cvtpi2ps   xmm1,mm1
309 
  ;     cvtpi2ps   xmm2,mm0
 309 
  ;     cvtpi2ps   xmm2,mm0
310 
  ;     subps      xmm1,xmm2
 310 
  ;     subps      xmm1,xmm2
311 
 
 311 
 
312 
   ;/   psubd      mm1,mm0
 312 
   ;/   psubd      mm1,mm0
313 
 
 313 
 
314 
       movd	  mm2,[.t_x1]
 314 
       movd	  mm2,[.t_x1]
315 
       movd	  mm3,[.t_x2]
 315 
       movd	  mm3,[.t_x2]
316 
 
 316 
 
317 
       punpcklwd  mm2,mm4
 317 
       punpcklwd  mm2,mm4
318 
       punpcklwd  mm3,mm4
 318 
       punpcklwd  mm3,mm4
319 
       psubd	  mm3,mm2
 319 
       psubd	  mm3,mm2
320 
 
 320 
 
321 
   ;/  cvtpi2ps  xmm1,mm1
 321 
   ;/  cvtpi2ps  xmm1,mm1
322 
       cvtsi2ss  xmm1,eax
 322 
       cvtsi2ss  xmm1,eax
323 
       movlhps	 xmm1,xmm1
 323 
       movlhps	 xmm1,xmm1
324 
       cvtsi2ss  xmm1,edx
 324 
       cvtsi2ss  xmm1,edx
325 
   ;    movss     xmm1,xmm4
 325 
   ;    movss     xmm1,xmm4
326 
       shufps	 xmm1,xmm1,00101111b
 326 
       shufps	 xmm1,xmm1,00101111b
327 
       cvtpi2ps  xmm1,mm3
 327 
       cvtpi2ps  xmm1,mm3
328 
 
 328 
 
329 
       divps	 xmm1,xmm3   ; xmm1--> | dx | dz | dty | dtx |
 329 
       divps	 xmm1,xmm3   ; xmm1--> | dx | dz | dty | dtx |
330 
 
 330 
 
331 
       shufps	 xmm1,xmm1,11100001b
 331 
       shufps	 xmm1,xmm1,11100001b
332 
			     ; xmm1--> | dx | dz | dtx | dty |
 332 
			     ; xmm1--> | dx | dz | dtx | dty |
333 
;1       movlps    .dty12,xmm1
 333 
;1       movlps    .dty12,xmm1
334 
;1       movhps    .dz12,xmm1
 334 
;1       movhps    .dz12,xmm1
335 
       cvtps2pi  mm0,xmm1    ; mm0 -> 2 delta dwords  | dtx | dty |
 335 
       cvtps2pi  mm0,xmm1    ; mm0 -> 2 delta dwords  | dtx | dty |
336 
       movhlps	 xmm1,xmm1
 336 
       movhlps	 xmm1,xmm1
337 
       cvtps2pi  mm1,xmm1
 337 
       cvtps2pi  mm1,xmm1
338 
       movq	 .dty12,mm0
 338 
       movq	 .dty12,mm0
339 
       movq	 .dz12,mm1
 339 
       movq	 .dz12,mm1
340 
;----
 340 
;----
341 
;       mov       ax,.z2
 341 
;       mov       ax,.z2
342 
;       sub       ax,.z1
 342 
;       sub       ax,.z1
343 
;       cwde
 343 
;       cwde
344 
;       mov       bx,.x2
 344 
;       mov       bx,.x2
345 
;       sub       bx,.x1
 345 
;       sub       bx,.x1
346 
;       movsx     ebx,bx
 346 
;       movsx     ebx,bx
347 
;       movd      mm1,eax
 347 
;       movd      mm1,eax
348 
;       psllq     mm1,32
 348 
;       psllq     mm1,32
349 
;       movd      mm1,ebx
 349 
;       movd      mm1,ebx
350 
 
 350 
 
351 
;;       push      ebx
 351 
;;       push      ebx
352 
;;       push      eax
 352 
;;       push      eax
353 
;;       movq      mm1,[esp]
 353 
;;       movq      mm1,[esp]
354 
;;       add       esp,8
 354 
;;       add       esp,8
355 
;;;       mov       ax,.z1
 355 
;;;       mov       ax,.z1
356 
;;;       mov       bx,.z2
 356 
;;;       mov       bx,.z2
357 
;;;       shl       eax,16
 357 
;;;       shl       eax,16
358 
;;;       shl       ebx,16
 358 
;;;       shl       ebx,16
359 
;;;       mov       ax,.x1
 359 
;;;       mov       ax,.x1
360 
;;;       mov       bx,.x2
 360 
;;;       mov       bx,.x2
361 
;       movd       mm2,[.t_x1]
 361 
;       movd       mm2,[.t_x1]
362 
;       movd       mm3,[.t_x2]
 362 
;       movd       mm3,[.t_x2]
363 
;;       movd      mm0,eax
 363 
;;       movd      mm0,eax
364 
;;       movd      mm1,ebx
 364 
;;       movd      mm1,ebx
365 
 
 365 
 
366 
;       pxor       mm4,mm4
 366 
;       pxor       mm4,mm4
367 
;;       punpcklwd  mm0,mm4
 367 
;;       punpcklwd  mm0,mm4
368 
;;       punpcklwd  mm1,mm4
 368 
;;       punpcklwd  mm1,mm4
369 
;       punpcklwd  mm2,mm4
 369 
;       punpcklwd  mm2,mm4
370 
;       punpcklwd  mm3,mm4
 370 
;       punpcklwd  mm3,mm4
371 
 
 371 
 
372 
;;       psubd    mm1,mm0
 372 
;;       psubd    mm1,mm0
373 
;       psubd      mm3,mm2
 373 
;       psubd      mm3,mm2
374 
 
 374 
 
375 
 
 375 
 
376 
;       cvtpi2ps  xmm1,mm1
 376 
;       cvtpi2ps  xmm1,mm1
377 
;       movlhps   xmm1,xmm1
 377 
;       movlhps   xmm1,xmm1
378 
;       cvtpi2ps  xmm1,mm3
 378 
;       cvtpi2ps  xmm1,mm3
379 
 
 379 
 
380 
;       divps     xmm1,xmm3   ; xmm1--> | dz | dx | dty | dtx |
 380 
;       divps     xmm1,xmm3   ; xmm1--> | dz | dx | dty | dtx |
381 
 
 381 
 
382 
;       shufps    xmm1,xmm1,10110001b
 382 
;       shufps    xmm1,xmm1,10110001b
383 
			     ; xmm1--> | dx | dz | dtx | dty |
 383 
			     ; xmm1--> | dx | dz | dtx | dty |
384 
;       cvtps2pi  mm0,xmm1    ; mm0 -> 2 delta dwords  | dtx | dty |
 384 
;       cvtps2pi  mm0,xmm1    ; mm0 -> 2 delta dwords  | dtx | dty |
385 
;       movhlps   xmm1,xmm1
 385 
;       movhlps   xmm1,xmm1
386 
;       cvtps2pi  mm1,xmm1    ; mm1 --> 2 delta dwords | dx | dz |
 386 
;       cvtps2pi  mm1,xmm1    ; mm1 --> 2 delta dwords | dx | dz |
387 
;       movq      .dty12,mm0
 387 
;       movq      .dty12,mm0
388 
;       movq      .dz12,mm1
 388 
;       movq      .dz12,mm1
389 
else
 389 
else
390 
       mov	ax,.x2
 390 
       mov	ax,.x2
391 
       sub	ax,.x1
 391 
       sub	ax,.x1
392 
       cwde
 392 
       cwde
393 
       shl	eax,ROUND
 393 
       shl	eax,ROUND
394 
       cdq
 394 
       cdq
395 
       idiv	ebx
 395 
       idiv	ebx
396 
 ;     mov      .dx12,eax
 396 
 ;     mov      .dx12,eax
397 
       push	 eax
 397 
       push	 eax
398 
 
 398 
 
399 
       mov     ax,.z2
 399 
       mov     ax,.z2
400 
       sub     ax,.z1
 400 
       sub     ax,.z1
401 
       cwde
 401 
       cwde
402 
       shl     eax,CATMULL_SHIFT
 402 
       shl     eax,CATMULL_SHIFT
403 
       cdq
 403 
       cdq
404 
       idiv    ebx
 404 
       idiv    ebx
405 
       push    eax
 405 
       push    eax
406 
 
 406 
 
407 
       mov	ax,word[.b_x2]
 407 
       mov	ax,word[.b_x2]
408 
       sub	ax,word[.b_x1]
 408 
       sub	ax,word[.b_x1]
409 
       cwde
 409 
       cwde
410 
       shl	eax,ROUND
 410 
       shl	eax,ROUND
411 
       cdq
 411 
       cdq
412 
       idiv	ebx
 412 
       idiv	ebx
413 
 ;     mov      .dbx12,eax
 413 
 ;     mov      .dbx12,eax
414 
       push	 eax
 414 
       push	 eax
415 
 
 415 
 
416 
       mov	ax,word[.b_y2]
 416 
       mov	ax,word[.b_y2]
417 
       sub	ax,word[.b_y1]
 417 
       sub	ax,word[.b_y1]
418 
       cwde
 418 
       cwde
419 
       shl	eax,ROUND
 419 
       shl	eax,ROUND
420 
       cdq
 420 
       cdq
421 
       idiv	ebx
 421 
       idiv	ebx
422 
 ;     mov      .dby12,eax
 422 
 ;     mov      .dby12,eax
423 
       push	 eax
 423 
       push	 eax
424 
 
 424 
 
425 
       mov	ax,word[.e_x2]
 425 
       mov	ax,word[.e_x2]
426 
       sub	ax,word[.e_x1]
 426 
       sub	ax,word[.e_x1]
427 
       cwde
 427 
       cwde
428 
       shl	eax,ROUND
 428 
       shl	eax,ROUND
429 
       cdq
 429 
       cdq
430 
       idiv	ebx
 430 
       idiv	ebx
431 
 ;     mov      .dex12,eax
 431 
 ;     mov      .dex12,eax
432 
       push	 eax
 432 
       push	 eax
433 
 
 433 
 
434 
       mov	ax,word[.e_y2]
 434 
       mov	ax,word[.e_y2]
435 
       sub	ax,word[.e_y1]
 435 
       sub	ax,word[.e_y1]
436 
       cwde
 436 
       cwde
437 
       shl	eax,ROUND
 437 
       shl	eax,ROUND
438 
       cdq
 438 
       cdq
439 
       idiv	ebx
 439 
       idiv	ebx
440 
 ;     mov      .dey12,eax
 440 
 ;     mov      .dey12,eax
441 
       push	 eax
 441 
       push	 eax
442 
 
 442 
 
443 
       mov	ax,word[.t_x2]
 443 
       mov	ax,word[.t_x2]
444 
       sub	ax,word[.t_x1]
 444 
       sub	ax,word[.t_x1]
445 
       cwde
 445 
       cwde
446 
       shl	eax,ROUND
 446 
       shl	eax,ROUND
447 
       cdq
 447 
       cdq
448 
       idiv	ebx
 448 
       idiv	ebx
449 
 ;     mov      .dtx12,eax
 449 
 ;     mov      .dtx12,eax
450 
       push	 eax
 450 
       push	 eax
451 
 
 451 
 
452 
       mov	ax,word[.t_y2]
 452 
       mov	ax,word[.t_y2]
453 
       sub	ax,word[.t_y1]
 453 
       sub	ax,word[.t_y1]
454 
       cwde
 454 
       cwde
455 
       shl	eax,ROUND
 455 
       shl	eax,ROUND
456 
       cdq
 456 
       cdq
457 
       idiv	ebx
 457 
       idiv	ebx
458 
 ;     mov      .dty12,eax
 458 
 ;     mov      .dty12,eax
459 
       push	 eax
 459 
       push	 eax
460 
end if
 460 
end if
461 
   .bt_dx12_done:
 461 
   .bt_dx12_done:
462 
 
 462 
 
463 
       mov	bx,.y3	     ; calc delta13
 463 
       mov	bx,.y3	     ; calc delta13
464 
       sub	bx,.y1
 464 
       sub	bx,.y1
465 
       jnz	.bt_dx13_make
 465 
       jnz	.bt_dx13_make
466 
       mov	ecx,8
 466 
       mov	ecx,8
467 
       xor	edx,edx
 467 
       xor	edx,edx
468 
     @@:
 468 
     @@:
469 
       push	edx   ;dword 0
 469 
       push	edx   ;dword 0
470 
       loop	@b
 470 
       loop	@b
471 
       jmp	.bt_dx13_done
 471 
       jmp	.bt_dx13_done
472 
 .bt_dx13_make:
 472 
 .bt_dx13_make:
473 
       movsx	ebx,bx
 473 
       movsx	ebx,bx
474 
 
 474 
 
475 
if Ext>=SSE
 475 
if Ext>=SSE
476 
 
 476 
 
477 
       sub	 esp,32
 477 
       sub	 esp,32
478 
   ;    mov       eax,256
 478 
   ;    mov       eax,256
479 
       cvtsi2ss  xmm4,[i255d]
 479 
       cvtsi2ss  xmm4,[i255d]
480 
       cvtsi2ss  xmm3,ebx	     ;rcps
 480 
       cvtsi2ss  xmm3,ebx	     ;rcps
481 
       divss	 xmm3,xmm4
 481 
       divss	 xmm3,xmm4
482 
       shufps	 xmm3,xmm3,0
 482 
       shufps	 xmm3,xmm3,0
483 
 
 483 
 
484 
       movd	 mm0,[.b_x1]
 484 
       movd	 mm0,[.b_x1]
485 
       movd	 mm1,[.b_x3]
 485 
       movd	 mm1,[.b_x3]
486 
       movd	 mm2,[.e_x1]
 486 
       movd	 mm2,[.e_x1]
487 
       movd	 mm3,[.e_x3]
 487 
       movd	 mm3,[.e_x3]
488 
 
 488 
 
489 
       pxor	  mm4,mm4
 489 
       pxor	  mm4,mm4
490 
       punpcklwd  mm0,mm4
 490 
       punpcklwd  mm0,mm4
491 
       punpcklwd  mm1,mm4
 491 
       punpcklwd  mm1,mm4
492 
       punpcklwd  mm2,mm4
 492 
       punpcklwd  mm2,mm4
493 
       punpcklwd  mm3,mm4
 493 
       punpcklwd  mm3,mm4
494 
 
 494 
 
495 
       psubd	  mm1,mm0
 495 
       psubd	  mm1,mm0
496 
       psubd	  mm3,mm2
 496 
       psubd	  mm3,mm2
497 
 
 497 
 
498 
       cvtpi2ps  xmm1,mm1
 498 
       cvtpi2ps  xmm1,mm1
499 
       movlhps	 xmm1,xmm1
 499 
       movlhps	 xmm1,xmm1
500 
       cvtpi2ps  xmm1,mm3
 500 
       cvtpi2ps  xmm1,mm3
501 
 
 501 
 
502 
       divps	 xmm1,xmm3   ;xmm1--> | dby | dbx | dey | dex |
 502 
       divps	 xmm1,xmm3   ;xmm1--> | dby | dbx | dey | dex |
503 
 
 503 
 
504 
       shufps	 xmm1,xmm1,10110001b
 504 
       shufps	 xmm1,xmm1,10110001b
505 
			     ;xmm1--> | dbx | dby | dex | dey |
 505 
			     ;xmm1--> | dbx | dby | dex | dey |
506 
;1       movups    .dey13,xmm1
 506 
;1       movups    .dey13,xmm1
507 
 
 507 
 
508 
       cvtps2pi  mm0,xmm1 ;mm0,xmm1          ; mm0 -> 2 delta dwords
 508 
       cvtps2pi  mm0,xmm1 ;mm0,xmm1          ; mm0 -> 2 delta dwords
509 
       movhlps	 xmm1,xmm1
 509 
       movhlps	 xmm1,xmm1
510 
       cvtps2pi  mm1,xmm1 ;mm1,xmm1
 510 
       cvtps2pi  mm1,xmm1 ;mm1,xmm1
511 
       movq	 .dey13,mm0
 511 
       movq	 .dey13,mm0
512 
       movq	 .dby13,mm1
 512 
       movq	 .dby13,mm1
513 
 
 513 
 
514 
       mov	 ax,.z3
 514 
       mov	 ax,.z3
515 
       sub	 ax,.z1
 515 
       sub	 ax,.z1
516 
       cwde
 516 
       cwde
517 
 
 517 
 
518 
       mov	dx,.x3
 518 
       mov	dx,.x3
519 
       sub	dx,.x1
 519 
       sub	dx,.x1
520 
       movsx	edx,dx
 520 
       movsx	edx,dx
521 
 
 521 
 
522 
       movd	  mm2,[.t_x1]
 522 
       movd	  mm2,[.t_x1]
523 
       movd	  mm3,[.t_x3]
 523 
       movd	  mm3,[.t_x3]
524 
 
 524 
 
525 
       punpcklwd  mm2,mm4
 525 
       punpcklwd  mm2,mm4
526 
       punpcklwd  mm3,mm4
 526 
       punpcklwd  mm3,mm4
527 
       psubd	  mm3,mm2
 527 
       psubd	  mm3,mm2
528 
 
 528 
 
529 
       cvtsi2ss  xmm1,eax
 529 
       cvtsi2ss  xmm1,eax
530 
       movlhps	 xmm1,xmm1
 530 
       movlhps	 xmm1,xmm1
531 
       cvtsi2ss  xmm1,edx
 531 
       cvtsi2ss  xmm1,edx
532 
       shufps	 xmm1,xmm1,00101111b
 532 
       shufps	 xmm1,xmm1,00101111b
533 
       cvtpi2ps  xmm1,mm3
 533 
       cvtpi2ps  xmm1,mm3
534 
 
 534 
 
535 
       divps	 xmm1,xmm3   ; xmm1--> | dx | dz | dty | dtx |
 535 
       divps	 xmm1,xmm3   ; xmm1--> | dx | dz | dty | dtx |
536 
 
 536 
 
537 
       shufps	 xmm1,xmm1,11100001b
 537 
       shufps	 xmm1,xmm1,11100001b
538 
			     ; xmm1--> | dx | dz | dtx | dty |
 538 
			     ; xmm1--> | dx | dz | dtx | dty |
539 
;1       movlps    .dty13,xmm1
 539 
;1       movlps    .dty13,xmm1
540 
;1       movhps    .dz13,xmm1
 540 
;1       movhps    .dz13,xmm1
541 
 
 541 
 
542 
       cvtps2pi  mm0,xmm1    ; mm0 -> 2 delta dwords  | dtx | dty |
 542 
       cvtps2pi  mm0,xmm1    ; mm0 -> 2 delta dwords  | dtx | dty |
543 
       movhlps	 xmm1,xmm1
 543 
       movhlps	 xmm1,xmm1
544 
       cvtps2pi  mm1,xmm1
 544 
       cvtps2pi  mm1,xmm1
545 
       movq	 .dty13,mm0
 545 
       movq	 .dty13,mm0
546 
       movq	 .dz13,mm1
 546 
       movq	 .dz13,mm1
547 
 
 547 
 
548 
else
 548 
else
549 
 
 549 
 
550 
       mov	ax,.x3
 550 
       mov	ax,.x3
551 
       sub	ax,.x1
 551 
       sub	ax,.x1
552 
       cwde
 552 
       cwde
553 
       shl	eax,ROUND
 553 
       shl	eax,ROUND
554 
       cdq
 554 
       cdq
555 
       idiv	ebx
 555 
       idiv	ebx
556 
 ;     mov      .dx13,eax
 556 
 ;     mov      .dx13,eax
557 
       push	 eax
 557 
       push	 eax
558 
 
 558 
 
559 
       mov     ax,.z3
 559 
       mov     ax,.z3
560 
       sub     ax,.z1
 560 
       sub     ax,.z1
561 
       cwde
 561 
       cwde
562 
       shl     eax,CATMULL_SHIFT
 562 
       shl     eax,CATMULL_SHIFT
563 
       cdq
 563 
       cdq
564 
       idiv    ebx
 564 
       idiv    ebx
565 
  ;    mov    .dz13,eax
 565 
  ;    mov    .dz13,eax
566 
       push    eax
 566 
       push    eax
567 
 
 567 
 
568 
 
 568 
 
569 
       mov	ax,word[.b_x3]
 569 
       mov	ax,word[.b_x3]
570 
       sub	ax,word[.b_x1]
 570 
       sub	ax,word[.b_x1]
571 
       cwde
 571 
       cwde
572 
       shl	eax,ROUND
 572 
       shl	eax,ROUND
573 
       cdq
 573 
       cdq
574 
       idiv	ebx
 574 
       idiv	ebx
575 
 ;     mov      .dbx13,eax
 575 
 ;     mov      .dbx13,eax
576 
       push	 eax
 576 
       push	 eax
577 
 
 577 
 
578 
       mov	ax,word[.b_y3]
 578 
       mov	ax,word[.b_y3]
579 
       sub	ax,word[.b_y1]
 579 
       sub	ax,word[.b_y1]
580 
       cwde
 580 
       cwde
581 
       shl	eax,ROUND
 581 
       shl	eax,ROUND
582 
       cdq
 582 
       cdq
583 
       idiv	ebx
 583 
       idiv	ebx
584 
 ;     mov      .dby13,eax
 584 
 ;     mov      .dby13,eax
585 
       push	 eax
 585 
       push	 eax
586 
 
 586 
 
587 
       mov	ax,word[.e_x3]
 587 
       mov	ax,word[.e_x3]
588 
       sub	ax,word[.e_x1]
 588 
       sub	ax,word[.e_x1]
589 
       cwde
 589 
       cwde
590 
       shl	eax,ROUND
 590 
       shl	eax,ROUND
591 
       cdq
 591 
       cdq
592 
       idiv	ebx
 592 
       idiv	ebx
593 
 ;     mov      .dex13,eax
 593 
 ;     mov      .dex13,eax
594 
       push	 eax
 594 
       push	 eax
595 
 
 595 
 
596 
       mov	ax,word[.e_y3]
 596 
       mov	ax,word[.e_y3]
597 
       sub	ax,word[.e_y1]
 597 
       sub	ax,word[.e_y1]
598 
       cwde
 598 
       cwde
599 
       shl	eax,ROUND
 599 
       shl	eax,ROUND
600 
       cdq
 600 
       cdq
601 
       idiv	ebx
 601 
       idiv	ebx
602 
 ;     mov      .dey13,eax
 602 
 ;     mov      .dey13,eax
603 
       push	 eax
 603 
       push	 eax
604 
 
 604 
 
605 
       mov	ax,word[.t_x3]
 605 
       mov	ax,word[.t_x3]
606 
       sub	ax,word[.t_x1]
 606 
       sub	ax,word[.t_x1]
607 
       cwde
 607 
       cwde
608 
       shl	eax,ROUND
 608 
       shl	eax,ROUND
609 
       cdq
 609 
       cdq
610 
       idiv	ebx
 610 
       idiv	ebx
611 
 ;     mov      .dtx13,eax
 611 
 ;     mov      .dtx13,eax
612 
       push	 eax
 612 
       push	 eax
613 
 
 613 
 
614 
       mov	ax,word[.t_y3]
 614 
       mov	ax,word[.t_y3]
615 
       sub	ax,word[.t_y1]
 615 
       sub	ax,word[.t_y1]
616 
       cwde
 616 
       cwde
617 
       shl	eax,ROUND
 617 
       shl	eax,ROUND
618 
       cdq
 618 
       cdq
619 
       idiv	ebx
 619 
       idiv	ebx
620 
 ;     mov      .dty13,eax
 620 
 ;     mov      .dty13,eax
621 
       push	 eax
 621 
       push	 eax
622 
end if
 622 
end if
623 
   .bt_dx13_done:
 623 
   .bt_dx13_done:
624 
 
 624 
 
625 
       mov	bx,.y3	     ; calc delta23
 625 
       mov	bx,.y3	     ; calc delta23
626 
       sub	bx,.y2
 626 
       sub	bx,.y2
627 
       jnz	.bt_dx23_make
 627 
       jnz	.bt_dx23_make
628 
       mov	ecx,8
 628 
       mov	ecx,8
629 
       xor	edx,edx
 629 
       xor	edx,edx
630 
     @@:
 630 
     @@:
631 
       push	edx   ;dword 0
 631 
       push	edx   ;dword 0
632 
       loop	@b
 632 
       loop	@b
633 
       jmp	.bt_dx23_done
 633 
       jmp	.bt_dx23_done
634 
 .bt_dx23_make:
 634 
 .bt_dx23_make:
635 
       movsx	ebx,bx
 635 
       movsx	ebx,bx
636 
 
 636 
 
637 
if Ext>=SSE
 637 
if Ext>=SSE
638 
 
 638 
 
639 
       sub	 esp,32
 639 
       sub	 esp,32
640 
   ;    mov       eax,256
 640 
   ;    mov       eax,256
641 
       cvtsi2ss  xmm4,[i255d]
 641 
       cvtsi2ss  xmm4,[i255d]
642 
       cvtsi2ss  xmm3,ebx	     ;rcps
 642 
       cvtsi2ss  xmm3,ebx	     ;rcps
643 
       divss	 xmm3,xmm4
 643 
       divss	 xmm3,xmm4
644 
       shufps	 xmm3,xmm3,0
 644 
       shufps	 xmm3,xmm3,0
645 
 
 645 
 
646 
       movd	 mm0,[.b_x2]
 646 
       movd	 mm0,[.b_x2]
647 
       movd	 mm1,[.b_x3]
 647 
       movd	 mm1,[.b_x3]
648 
       movd	 mm2,[.e_x2]
 648 
       movd	 mm2,[.e_x2]
649 
       movd	 mm3,[.e_x3]
 649 
       movd	 mm3,[.e_x3]
650 
 
 650 
 
651 
       pxor	  mm4,mm4
 651 
       pxor	  mm4,mm4
652 
       punpcklwd  mm0,mm4
 652 
       punpcklwd  mm0,mm4
653 
       punpcklwd  mm1,mm4
 653 
       punpcklwd  mm1,mm4
654 
       punpcklwd  mm2,mm4
 654 
       punpcklwd  mm2,mm4
655 
       punpcklwd  mm3,mm4
 655 
       punpcklwd  mm3,mm4
656 
 
 656 
 
657 
       psubd	  mm1,mm0
 657 
       psubd	  mm1,mm0
658 
       psubd	  mm3,mm2
 658 
       psubd	  mm3,mm2
659 
 
 659 
 
660 
       cvtpi2ps  xmm1,mm1
 660 
       cvtpi2ps  xmm1,mm1
661 
       movlhps	 xmm1,xmm1
 661 
       movlhps	 xmm1,xmm1
662 
       cvtpi2ps  xmm1,mm3
 662 
       cvtpi2ps  xmm1,mm3
663 
 
 663 
 
664 
       divps	 xmm1,xmm3   ;xmm1--> | dby | dbx | dey | dex |
 664 
       divps	 xmm1,xmm3   ;xmm1--> | dby | dbx | dey | dex |
665 
 
 665 
 
666 
       shufps	 xmm1,xmm1,10110001b
 666 
       shufps	 xmm1,xmm1,10110001b
667 
			     ;xmm1--> | dbx | dby | dex | dey |
 667 
			     ;xmm1--> | dbx | dby | dex | dey |
668 
;1       movups    .dey23,xmm1
 668 
;1       movups    .dey23,xmm1
669 
 
 669 
 
670 
       cvtps2pi  mm0,xmm1 ;mm0,xmm1          ; mm0 -> 2 delta dwords
 670 
       cvtps2pi  mm0,xmm1 ;mm0,xmm1          ; mm0 -> 2 delta dwords
671 
       movhlps	 xmm1,xmm1
 671 
       movhlps	 xmm1,xmm1
672 
       cvtps2pi  mm1,xmm1 ;mm1,xmm1
 672 
       cvtps2pi  mm1,xmm1 ;mm1,xmm1
673 
       movq	 .dey23,mm0
 673 
       movq	 .dey23,mm0
674 
       movq	 .dby23,mm1
 674 
       movq	 .dby23,mm1
675 
 
 675 
 
676 
       mov	 ax,.z3
 676 
       mov	 ax,.z3
677 
       sub	 ax,.z2
 677 
       sub	 ax,.z2
678 
       cwde
 678 
       cwde
679 
 
 679 
 
680 
       mov	dx,.x3
 680 
       mov	dx,.x3
681 
       sub	dx,.x2
 681 
       sub	dx,.x2
682 
       movsx	edx,dx
 682 
       movsx	edx,dx
683 
 
 683 
 
684 
       movd	  mm2,[.t_x2]
 684 
       movd	  mm2,[.t_x2]
685 
       movd	  mm3,[.t_x3]
 685 
       movd	  mm3,[.t_x3]
686 
 
 686 
 
687 
       punpcklwd  mm2,mm4
 687 
       punpcklwd  mm2,mm4
688 
       punpcklwd  mm3,mm4
 688 
       punpcklwd  mm3,mm4
689 
       psubd	  mm3,mm2
 689 
       psubd	  mm3,mm2
690 
 
 690 
 
691 
       cvtsi2ss  xmm1,eax
 691 
       cvtsi2ss  xmm1,eax
692 
       movlhps	 xmm1,xmm1
 692 
       movlhps	 xmm1,xmm1
693 
       cvtsi2ss  xmm1,edx
 693 
       cvtsi2ss  xmm1,edx
694 
       shufps	 xmm1,xmm1,00101111b
 694 
       shufps	 xmm1,xmm1,00101111b
695 
       cvtpi2ps  xmm1,mm3
 695 
       cvtpi2ps  xmm1,mm3
696 
 
 696 
 
697 
       divps	 xmm1,xmm3   ; xmm1--> | dx | dz | dty | dtx |
 697 
       divps	 xmm1,xmm3   ; xmm1--> | dx | dz | dty | dtx |
698 
 
 698 
 
699 
       shufps	 xmm1,xmm1,11100001b
 699 
       shufps	 xmm1,xmm1,11100001b
700 
			    ; xmm1--> | dx | dz | dtx | dty |
 700 
			    ; xmm1--> | dx | dz | dtx | dty |
701 
;       movlps    .dty23,xmm1
 701 
;       movlps    .dty23,xmm1
702 
;       movhps    .dz23,xmm1
 702 
;       movhps    .dz23,xmm1
703 
       cvtps2pi  mm0,xmm1    ; mm0 -> 2 delta dwords  | dtx | dty |
 703 
       cvtps2pi  mm0,xmm1    ; mm0 -> 2 delta dwords  | dtx | dty |
704 
       movhlps	 xmm1,xmm1
 704 
       movhlps	 xmm1,xmm1
705 
       cvtps2pi  mm1,xmm1    ; mm1 --> 2 delta dwords | dx  |  dz |
 705 
       cvtps2pi  mm1,xmm1    ; mm1 --> 2 delta dwords | dx  |  dz |
706 
       movq	 .dty23,mm0
 706 
       movq	 .dty23,mm0
707 
       movq	 .dz23,mm1
 707 
       movq	 .dz23,mm1
708 
 
 708 
 
709 
 
 709 
 
710 
else
 710 
else
711 
       mov	ax,.x3
 711 
       mov	ax,.x3
712 
       sub	ax,.x2
 712 
       sub	ax,.x2
713 
       cwde
 713 
       cwde
714 
       shl	eax,ROUND
 714 
       shl	eax,ROUND
715 
       cdq
 715 
       cdq
716 
       idiv	ebx
 716 
       idiv	ebx
717 
 ;     mov      .dx23,eax
 717 
 ;     mov      .dx23,eax
718 
       push	 eax
 718 
       push	 eax
719 
 
 719 
 
720 
       mov     ax,.z3
 720 
       mov     ax,.z3
721 
       sub     ax,.z2
 721 
       sub     ax,.z2
722 
       cwde
 722 
       cwde
723 
       shl     eax,CATMULL_SHIFT
 723 
       shl     eax,CATMULL_SHIFT
724 
       cdq
 724 
       cdq
725 
       idiv    ebx
 725 
       idiv    ebx
726 
     ; mov     .dz23,eax
 726 
     ; mov     .dz23,eax
727 
       push    eax
 727 
       push    eax
728 
 
 728 
 
729 
       mov	ax,word[.b_x3]
 729 
       mov	ax,word[.b_x3]
730 
       sub	ax,word[.b_x2]
 730 
       sub	ax,word[.b_x2]
731 
       cwde
 731 
       cwde
732 
       shl	eax,ROUND
 732 
       shl	eax,ROUND
733 
       cdq
 733 
       cdq
734 
       idiv	ebx
 734 
       idiv	ebx
735 
 ;     mov      .dbx23,eax
 735 
 ;     mov      .dbx23,eax
736 
       push	 eax
 736 
       push	 eax
737 
 
 737 
 
738 
       mov	ax,word[.b_y3]
 738 
       mov	ax,word[.b_y3]
739 
       sub	ax,word[.b_y2]
 739 
       sub	ax,word[.b_y2]
740 
       cwde
 740 
       cwde
741 
       shl	eax,ROUND
 741 
       shl	eax,ROUND
742 
       cdq
 742 
       cdq
743 
       idiv	ebx
 743 
       idiv	ebx
744 
 ;     mov      .dby23,eax
 744 
 ;     mov      .dby23,eax
745 
       push	 eax
 745 
       push	 eax
746 
 
 746 
 
747 
       mov	ax,word[.e_x3]
 747 
       mov	ax,word[.e_x3]
748 
       sub	ax,word[.e_x2]
 748 
       sub	ax,word[.e_x2]
749 
       cwde
 749 
       cwde
750 
       shl	eax,ROUND
 750 
       shl	eax,ROUND
751 
       cdq
 751 
       cdq
752 
       idiv	ebx
 752 
       idiv	ebx
753 
 ;     mov      .dex23,eax
 753 
 ;     mov      .dex23,eax
754 
       push	 eax
 754 
       push	 eax
755 
 
 755 
 
756 
       mov	ax,word[.e_y3]
 756 
       mov	ax,word[.e_y3]
757 
       sub	ax,word[.e_y2]
 757 
       sub	ax,word[.e_y2]
758 
       cwde
 758 
       cwde
759 
       shl	eax,ROUND
 759 
       shl	eax,ROUND
760 
       cdq
 760 
       cdq
761 
       idiv	ebx
 761 
       idiv	ebx
762 
 ;     mov      .dey23,eax
 762 
 ;     mov      .dey23,eax
763 
       push	 eax
 763 
       push	 eax
764 
 
 764 
 
765 
 
 765 
 
766 
       mov	ax,word[.t_x3]
 766 
       mov	ax,word[.t_x3]
767 
       sub	ax,word[.t_x2]
 767 
       sub	ax,word[.t_x2]
768 
       cwde
 768 
       cwde
769 
       shl	eax,ROUND
 769 
       shl	eax,ROUND
770 
       cdq
 770 
       cdq
771 
       idiv	ebx
 771 
       idiv	ebx
772 
 ;     mov      .dtx23,eax
 772 
 ;     mov      .dtx23,eax
773 
       push	 eax
 773 
       push	 eax
774 
 
 774 
 
775 
       mov	ax,word[.t_y3]
 775 
       mov	ax,word[.t_y3]
776 
       sub	ax,word[.t_y2]
 776 
       sub	ax,word[.t_y2]
777 
       cwde
 777 
       cwde
778 
       shl	eax,ROUND
 778 
       shl	eax,ROUND
779 
       cdq
 779 
       cdq
780 
       idiv	ebx
 780 
       idiv	ebx
781 
 ;     mov      .dty23,eax
 781 
 ;     mov      .dty23,eax
782 
       push	 eax
 782 
       push	 eax
783 
end if
 783 
end if
784 
      ;  sub     esp,40
 784 
      ;  sub     esp,40
785 
   .bt_dx23_done:
 785 
   .bt_dx23_done:
786 
       sub	 esp,64
 786 
       sub	 esp,64
787 
 
 787 
 
788 
       movsx	eax,.x1
 788 
       movsx	eax,.x1
789 
       shl	eax,ROUND
 789 
       shl	eax,ROUND
790 
       mov	.cx1,eax
 790 
       mov	.cx1,eax
791 
       mov	.cx2,eax
 791 
       mov	.cx2,eax
792 
  ;     push     eax
 792 
  ;     push     eax
793 
  ;     push     eax
 793 
  ;     push     eax
794 
 
 794 
 
795 
       movsx	ebx,word[.b_x1]
 795 
       movsx	ebx,word[.b_x1]
796 
       shl	ebx,ROUND
 796 
       shl	ebx,ROUND
797 
       mov	.cbx1,ebx
 797 
       mov	.cbx1,ebx
798 
       mov	.cbx2,ebx
 798 
       mov	.cbx2,ebx
799 
      ; push     ebx
 799 
      ; push     ebx
800 
      ; push     ebx
 800 
      ; push     ebx
801 
 
 801 
 
802 
       movsx	ecx,word[.b_y1]
 802 
       movsx	ecx,word[.b_y1]
803 
       shl	ecx,ROUND
 803 
       shl	ecx,ROUND
804 
       mov	.cby1,ecx
 804 
       mov	.cby1,ecx
805 
       mov	.cby2,ecx
 805 
       mov	.cby2,ecx
806 
      ; push     ecx
 806 
      ; push     ecx
807 
      ; push     ecx
 807 
      ; push     ecx
808 
 
 808 
 
809 
       movsx	edx,word[.e_x1]
 809 
       movsx	edx,word[.e_x1]
810 
       shl	edx,ROUND
 810 
       shl	edx,ROUND
811 
       mov	.cex1,edx
 811 
       mov	.cex1,edx
812 
       mov	.cex2,edx
 812 
       mov	.cex2,edx
813 
    ;   push     edx
 813 
    ;   push     edx
814 
    ;   push     edx
 814 
    ;   push     edx
815 
 
 815 
 
816 
       movsx	eax,word[.e_y1]
 816 
       movsx	eax,word[.e_y1]
817 
       shl	eax,ROUND
 817 
       shl	eax,ROUND
818 
       mov	.cey1,eax
 818 
       mov	.cey1,eax
819 
       mov	.cey2,eax
 819 
       mov	.cey2,eax
820 
    ;   push     eax
 820 
    ;   push     eax
821 
    ;   push     eax
 821 
    ;   push     eax
822 
 
 822 
 
823 
       movsx	ebx,.z1
 823 
       movsx	ebx,.z1
824 
       shl	ebx,CATMULL_SHIFT
 824 
       shl	ebx,CATMULL_SHIFT
825 
       mov	.cz1,ebx
 825 
       mov	.cz1,ebx
826 
       mov	.cz2,ebx
 826 
       mov	.cz2,ebx
827 
   ;    push     ebx
 827 
   ;    push     ebx
828 
   ;    push     ebx
 828 
   ;    push     ebx
829 
 
 829 
 
830 
      ; sub      esp,16
 830 
      ; sub      esp,16
831 
       movsx	ecx,word[.t_x1]
 831 
       movsx	ecx,word[.t_x1]
832 
       shl	ecx,ROUND
 832 
       shl	ecx,ROUND
833 
       mov	.ctx1,ecx
 833 
       mov	.ctx1,ecx
834 
       mov	.ctx2,ecx
 834 
       mov	.ctx2,ecx
835 
       ;push     ecx
 835 
       ;push     ecx
836 
       ;push     ecx
 836 
       ;push     ecx
837 
 
 837 
 
838 
       movsx	edx,word[.t_y1]
 838 
       movsx	edx,word[.t_y1]
839 
       shl	edx,ROUND
 839 
       shl	edx,ROUND
840 
       mov	.cty1,edx
 840 
       mov	.cty1,edx
841 
       mov	.cty2,edx
 841 
       mov	.cty2,edx
842 
      ; push     edx
 842 
      ; push     edx
843 
      ; push     edx
 843 
      ; push     edx
844 
 
 844 
 
845 
if Ext >= SSE2
 845 
if Ext >= SSE2
846 
       movups  xmm0,.cby1
 846 
       movups  xmm0,.cby1
847 
       movups  xmm1,.cty1
 847 
       movups  xmm1,.cty1
848 
       movups  xmm2,.cby2
 848 
       movups  xmm2,.cby2
849 
       movups  xmm3,.cty2
 849 
       movups  xmm3,.cty2
850 
       movups  xmm4,.dby13
 850 
       movups  xmm4,.dby13
851 
       movups  xmm5,.dty13
 851 
       movups  xmm5,.dty13
852 
       movups  xmm6,.dby12
 852 
       movups  xmm6,.dby12
853 
       movups  xmm7,.dty12
 853 
       movups  xmm7,.dty12
854 
       .scby1  equ [edi]
 854 
       .scby1  equ [edi]
855 
       .scty1  equ [edi+16]
 855 
       .scty1  equ [edi+16]
856 
       .scby2  equ [edi+32]
 856 
       .scby2  equ [edi+32]
857 
       .scty2  equ [edi+48]
 857 
       .scty2  equ [edi+48]
858 
       .sdby13 equ [edi+64]
 858 
       .sdby13 equ [edi+64]
859 
       .sdty13 equ [edi+80]
 859 
       .sdty13 equ [edi+80]
860 
       .sdby12 equ [edi+96]
 860 
       .sdby12 equ [edi+96]
861 
       .sdty12 equ [edi+128]
 861 
       .sdty12 equ [edi+128]
862 
       push    edi
 862 
       push    edi
863 
       mov     edi,sse_repository
 863 
       mov     edi,sse_repository
864 
       movaps  .scby1,xmm0
 864 
       movaps  .scby1,xmm0
865 
       movaps  .scty1,xmm1
 865 
       movaps  .scty1,xmm1
866 
       movaps  .scby2,xmm2
 866 
       movaps  .scby2,xmm2
867 
       movaps  .scty2,xmm3
 867 
       movaps  .scty2,xmm3
868 
       movaps  .sdby13,xmm4
 868 
       movaps  .sdby13,xmm4
869 
       movaps  .sdty13,xmm5
 869 
       movaps  .sdty13,xmm5
870 
       movaps  .sdby12,xmm6
 870 
       movaps  .sdby12,xmm6
871 
       movaps  .sdty12,xmm7
 871 
       movaps  .sdty12,xmm7
872 
       pop     edi
 872 
       pop     edi
873 
 
 873 
 
874 
end if
 874 
end if
875 
       movsx	ecx,.y1
 875 
       movsx	ecx,.y1
876 
       cmp	cx,.y2
 876 
       cmp	cx,.y2
877 
       jge	.loop12_done
 877 
       jge	.loop12_done
878 
  .loop12:
 878 
  .loop12:
879 
;if Ext >= SSE2
 879 
;if Ext >= SSE2
880 
;       fxsave  [sse_repository]
 880 
;       fxsave  [sse_repository]
881 
;end if
 881 
;end if
882 
       call	.call_line
 882 
       call	.call_line
883 
if Ext >= SSE2
 883 
if Ext >= SSE2
884 
;       fxrstor [sse_repository]
 884 
;       fxrstor [sse_repository]
885 
       movups  xmm0,.cby1
 885 
       movups  xmm0,.cby1
886 
       movups  xmm1,.cty1
 886 
       movups  xmm1,.cty1
887 
       movups  xmm2,.cby2
 887 
       movups  xmm2,.cby2
888 
       movups  xmm3,.cty2
 888 
       movups  xmm3,.cty2
889 
    ;   movups  xmm4,.dby13
 889 
    ;   movups  xmm4,.dby13
890 
    ;   movups  xmm5,.dty13
 890 
    ;   movups  xmm5,.dty13
891 
    ;   movups  xmm6,.dby12
 891 
    ;   movups  xmm6,.dby12
892 
    ;   movups  xmm7,.dty12
 892 
    ;   movups  xmm7,.dty12
893 
    ;   paddd   xmm0,xmm4
 893 
    ;   paddd   xmm0,xmm4
894 
    ;   paddd   xmm1,xmm5
 894 
    ;   paddd   xmm1,xmm5
895 
    ;   paddd   xmm2,xmm6
 895 
    ;   paddd   xmm2,xmm6
896 
    ;   paddd   xmm3,xmm7
 896 
    ;   paddd   xmm3,xmm7
897 
       push    edi
 897 
       push    edi
898 
       mov     edi,sse_repository
 898 
       mov     edi,sse_repository
899 
       paddd   xmm0,.sdby13
 899 
       paddd   xmm0,.sdby13
900 
       paddd   xmm1,.sdty13
 900 
       paddd   xmm1,.sdty13
901 
       paddd   xmm2,.sdby12
 901 
       paddd   xmm2,.sdby12
902 
       paddd   xmm3,.sdty12
 902 
       paddd   xmm3,.sdty12
903 
       pop     edi
 903 
       pop     edi
904 
       movups  .cby1,xmm0
 904 
       movups  .cby1,xmm0
905 
       movups  .cty1,xmm1
 905 
       movups  .cty1,xmm1
906 
       movups  .cby2,xmm2
 906 
       movups  .cby2,xmm2
907 
       movups  .cty2,xmm3
 907 
       movups  .cty2,xmm3
908 
end if
 908 
end if
909 
 
 909 
 
910 
if (Ext = MMX) | (Ext = SSE)
 910 
if (Ext = MMX) | (Ext = SSE)
911 
       movq	mm0,.cby2
 911 
       movq	mm0,.cby2
912 
       movq	mm1,.cby1
 912 
       movq	mm1,.cby1
913 
       movq	mm2,.cey2
 913 
       movq	mm2,.cey2
914 
       movq	mm3,.cey1
 914 
       movq	mm3,.cey1
915 
       movq	mm4,.cty1
 915 
       movq	mm4,.cty1
916 
       movq	mm5,.cty2
 916 
       movq	mm5,.cty2
917 
       movq	mm6,.cz1
 917 
       movq	mm6,.cz1
918 
       movq	mm7,.cz2
 918 
       movq	mm7,.cz2
919 
       paddd	mm0,.dby12
 919 
       paddd	mm0,.dby12
920 
       paddd	mm1,.dby13
 920 
       paddd	mm1,.dby13
921 
       paddd	mm2,.dey12
 921 
       paddd	mm2,.dey12
922 
       paddd	mm3,.dey13
 922 
       paddd	mm3,.dey13
923 
       paddd	mm4,.dty13
 923 
       paddd	mm4,.dty13
924 
       paddd	mm5,.dty12
 924 
       paddd	mm5,.dty12
925 
       paddd	mm6,.dz13
 925 
       paddd	mm6,.dz13
926 
       paddd	mm7,.dz12
 926 
       paddd	mm7,.dz12
927 
       movq	.cby2,mm0
 927 
       movq	.cby2,mm0
928 
       movq	.cby1,mm1
 928 
       movq	.cby1,mm1
929 
       movq	.cey1,mm3
 929 
       movq	.cey1,mm3
930 
       movq	.cey2,mm2
 930 
       movq	.cey2,mm2
931 
       movq	.cty1,mm4
 931 
       movq	.cty1,mm4
932 
       movq	.cty2,mm5
 932 
       movq	.cty2,mm5
933 
       movq	.cz1,mm6
 933 
       movq	.cz1,mm6
934 
       movq	.cz2,mm7
 934 
       movq	.cz2,mm7
935 
end if
 935 
end if
936 
if Ext = NON
 936 
if Ext = NON
937 
       mov	edx,.dbx13
 937 
       mov	edx,.dbx13
938 
       add	.cbx1,edx
 938 
       add	.cbx1,edx
939 
       mov	eax,.dbx12
 939 
       mov	eax,.dbx12
940 
       add	.cbx2,eax
 940 
       add	.cbx2,eax
941 
       mov	ebx,.dby13
 941 
       mov	ebx,.dby13
942 
       add	.cby1,ebx
 942 
       add	.cby1,ebx
943 
       mov	edx,.dby12
 943 
       mov	edx,.dby12
944 
       add	.cby2,edx
 944 
       add	.cby2,edx
945 
 
 945 
 
946 
       mov	eax,.dex13
 946 
       mov	eax,.dex13
947 
       add	.cex1,eax
 947 
       add	.cex1,eax
948 
       mov	ebx,.dex12
 948 
       mov	ebx,.dex12
949 
       add	.cex2,ebx
 949 
       add	.cex2,ebx
950 
       mov	edx,.dey13
 950 
       mov	edx,.dey13
951 
       add	.cey1,edx
 951 
       add	.cey1,edx
952 
       mov	eax,.dey12
 952 
       mov	eax,.dey12
953 
       add	.cey2,eax
 953 
       add	.cey2,eax
954 
 
 954 
 
955 
       mov	eax,.dtx13
 955 
       mov	eax,.dtx13
956 
       add	.ctx1,eax
 956 
       add	.ctx1,eax
957 
       mov	ebx,.dtx12
 957 
       mov	ebx,.dtx12
958 
       add	.ctx2,ebx
 958 
       add	.ctx2,ebx
959 
       mov	edx,.dty13
 959 
       mov	edx,.dty13
960 
       add	.cty1,edx
 960 
       add	.cty1,edx
961 
       mov	eax,.dty12
 961 
       mov	eax,.dty12
962 
       add	.cty2,eax
 962 
       add	.cty2,eax
963 
 
 963 
 
964 
       mov	eax,.dx13
 964 
       mov	eax,.dx13
965 
       add	.cx1,eax
 965 
       add	.cx1,eax
966 
       mov	ebx,.dx12
 966 
       mov	ebx,.dx12
967 
       add	.cx2,ebx
 967 
       add	.cx2,ebx
968 
       mov	ebx,.dz13
 968 
       mov	ebx,.dz13
969 
       add	.cz1,ebx
 969 
       add	.cz1,ebx
970 
       mov	edx,.dz12
 970 
       mov	edx,.dz12
971 
       add	.cz2,edx
 971 
       add	.cz2,edx
972 
end if
 972 
end if
973 
       inc	ecx
 973 
       inc	ecx
974 
       cmp	cx,.y2
 974 
       cmp	cx,.y2
975 
       jl	.loop12
 975 
       jl	.loop12
976 
    .loop12_done:
 976 
    .loop12_done:
977 
 
 977 
 
978 
       movsx	ecx,.y2
 978 
       movsx	ecx,.y2
979 
       cmp	cx,.y3
 979 
       cmp	cx,.y3
980 
       jge	.loop23_done
 980 
       jge	.loop23_done
981 
 
 981 
 
982 
 
 982 
 
983 
       movsx	eax,.z2
 983 
       movsx	eax,.z2
984 
       shl	eax,CATMULL_SHIFT
 984 
       shl	eax,CATMULL_SHIFT
985 
       mov	.cz2,eax
 985 
       mov	.cz2,eax
986 
 
 986 
 
987 
       movsx	ebx,.x2
 987 
       movsx	ebx,.x2
988 
       shl	ebx,ROUND
 988 
       shl	ebx,ROUND
989 
       mov	.cx2,ebx
 989 
       mov	.cx2,ebx
990 
 
 990 
 
991 
       movzx	edx,word[.b_x2]
 991 
       movzx	edx,word[.b_x2]
992 
       shl	edx,ROUND
 992 
       shl	edx,ROUND
993 
       mov	.cbx2,edx
 993 
       mov	.cbx2,edx
994 
 
 994 
 
995 
       movzx	eax,word[.b_y2]
 995 
       movzx	eax,word[.b_y2]
996 
       shl	eax,ROUND
 996 
       shl	eax,ROUND
997 
       mov	.cby2,eax
 997 
       mov	.cby2,eax
998 
 
 998 
 
999 
       movzx	ebx,word[.e_x2]
 999 
       movzx	ebx,word[.e_x2]
1000 
       shl	ebx,ROUND
 1000 
       shl	ebx,ROUND
1001 
       mov	.cex2,ebx
 1001 
       mov	.cex2,ebx
1002 
 
 1002 
 
1003 
       movzx	edx,word[.e_y2]
 1003 
       movzx	edx,word[.e_y2]
1004 
       shl	edx,ROUND
 1004 
       shl	edx,ROUND
1005 
       mov	.cey2,edx
 1005 
       mov	.cey2,edx
1006 
 
 1006 
 
1007 
       movzx	eax,word[.t_x2]
 1007 
       movzx	eax,word[.t_x2]
1008 
       shl	eax,ROUND
 1008 
       shl	eax,ROUND
1009 
       mov	.ctx2,eax
 1009 
       mov	.ctx2,eax
1010 
 
 1010 
 
1011 
       movzx	ebx,word[.t_y2]
 1011 
       movzx	ebx,word[.t_y2]
1012 
       shl	ebx,ROUND
 1012 
       shl	ebx,ROUND
1013 
       mov	.cty2,ebx
 1013 
       mov	.cty2,ebx
1014 
if Ext >= SSE2
 1014 
if Ext >= SSE2
1015 
       movups  xmm2,.cby2
 1015 
       movups  xmm2,.cby2
1016 
       movups  xmm3,.cty2
 1016 
       movups  xmm3,.cty2
1017 
   ;    movups  xmm4,.dby13
 1017 
   ;    movups  xmm4,.dby13
1018 
   ;    movups  xmm5,.dty13
 1018 
   ;    movups  xmm5,.dty13
1019 
       movups  xmm6,.dby23
 1019 
       movups  xmm6,.dby23
1020 
       movups  xmm7,.dty23
 1020 
       movups  xmm7,.dty23
1021 
;       .scby1  equ [edi]
 1021 
;       .scby1  equ [edi]
1022 
;       .scty1  equ [edi+16]
 1022 
;       .scty1  equ [edi+16]
1023 
;       .scby2  equ [edi+32]
 1023 
;       .scby2  equ [edi+32]
1024 
;       .scty2  equ [edi+48]
 1024 
;       .scty2  equ [edi+48]
1025 
;       .sdby13 equ [edi+64]
 1025 
;       .sdby13 equ [edi+64]
1026 
;       .sdty13 equ [edi+80]
 1026 
;       .sdty13 equ [edi+80]
1027 
       .sdby23 equ [edi+160]
 1027 
       .sdby23 equ [edi+160]
1028 
       .sdty23 equ [edi+192]
 1028 
       .sdty23 equ [edi+192]
1029 
       push    edi
 1029 
       push    edi
1030 
       mov     edi,sse_repository
 1030 
       mov     edi,sse_repository
1031 
;       movaps  .scby1,xmm0
 1031 
;       movaps  .scby1,xmm0
1032 
;       movaps  .scty1,xmm1
 1032 
;       movaps  .scty1,xmm1
1033 
       movaps  .scby2,xmm2
 1033 
       movaps  .scby2,xmm2
1034 
       movaps  .scty2,xmm3
 1034 
       movaps  .scty2,xmm3
1035 
;       movaps  .sdby13,xmm4
 1035 
;       movaps  .sdby13,xmm4
1036 
;       movaps  .sdty13,xmm5
 1036 
;       movaps  .sdty13,xmm5
1037 
       movaps  .sdby23,xmm6
 1037 
       movaps  .sdby23,xmm6
1038 
       movaps  .sdty23,xmm7
 1038 
       movaps  .sdty23,xmm7
1039 
       pop     edi
 1039 
       pop     edi
1040 
 
 1040 
 
1041 
end if
 1041 
end if
1042 
 
 1042 
 
1043 
     .loop23:
 1043 
     .loop23:
1044 
;if Ext >= SSE2
 1044 
;if Ext >= SSE2
1045 
;       fxsave  [sse_repository]
 1045 
;       fxsave  [sse_repository]
1046 
;end if
 1046 
;end if
1047 
       call	.call_line
 1047 
       call	.call_line
1048 
 
 1048 
 
1049 
if Ext >= SSE2
 1049 
if Ext >= SSE2
1050 
 
 1050 
 
1051 
       movups  xmm0,.cby1
 1051 
       movups  xmm0,.cby1
1052 
       movups  xmm1,.cty1
 1052 
       movups  xmm1,.cty1
1053 
       movups  xmm2,.cby2
 1053 
       movups  xmm2,.cby2
1054 
       movups  xmm3,.cty2
 1054 
       movups  xmm3,.cty2
1055 
 
 1055 
 
1056 
 
 1056 
 
1057 
       push    edi
 1057 
       push    edi
1058 
       mov     edi,sse_repository
 1058 
       mov     edi,sse_repository
1059 
       paddd   xmm0,.sdby13
 1059 
       paddd   xmm0,.sdby13
1060 
       paddd   xmm1,.sdty13
 1060 
       paddd   xmm1,.sdty13
1061 
       paddd   xmm2,.sdby23
 1061 
       paddd   xmm2,.sdby23
1062 
       paddd   xmm3,.sdty23
 1062 
       paddd   xmm3,.sdty23
1063 
       pop     edi
 1063 
       pop     edi
1064 
       movups  .cby1,xmm0
 1064 
       movups  .cby1,xmm0
1065 
       movups  .cty1,xmm1
 1065 
       movups  .cty1,xmm1
1066 
       movups  .cby2,xmm2
 1066 
       movups  .cby2,xmm2
1067 
       movups  .cty2,xmm3
 1067 
       movups  .cty2,xmm3
1068 
 
 1068 
 
1069 
 
 1069 
 
1070 
 
 1070 
 
1071 
 
 1071 
 
1072 
;       fxrstor [sse_repository]
 1072 
;       fxrstor [sse_repository]
1073 
;       movups  xmm0,.cby1
 1073 
;       movups  xmm0,.cby1
1074 
;       movups  xmm1,.cty1
 1074 
;       movups  xmm1,.cty1
1075 
;       movups  xmm2,.cby2
 1075 
;       movups  xmm2,.cby2
1076 
;       movups  xmm3,.cty2
 1076 
;       movups  xmm3,.cty2
1077 
;       movups  xmm4,.dby13
 1077 
;       movups  xmm4,.dby13
1078 
;       movups  xmm5,.dty13
 1078 
;       movups  xmm5,.dty13
1079 
;       movups  xmm6,.dby23
 1079 
;       movups  xmm6,.dby23
1080 
;       movups  xmm7,.dty23
 1080 
;       movups  xmm7,.dty23
1081 
;       paddd   xmm0,xmm4
 1081 
;       paddd   xmm0,xmm4
1082 
;       paddd   xmm1,xmm5
 1082 
;       paddd   xmm1,xmm5
1083 
;       paddd   xmm2,xmm6
 1083 
;       paddd   xmm2,xmm6
1084 
 ;      paddd   xmm3,xmm7
 1084 
 ;      paddd   xmm3,xmm7
1085 
 ;      movups  .cby1,xmm0
 1085 
 ;      movups  .cby1,xmm0
1086 
 ;      movups  .cty1,xmm1
 1086 
 ;      movups  .cty1,xmm1
1087 
 ;      movups  .cby2,xmm2
 1087 
 ;      movups  .cby2,xmm2
1088 
 ;      movups  .cty2,xmm3
 1088 
 ;      movups  .cty2,xmm3
1089 
;
 1089 
;
1090 
end if
 1090 
end if
1091 
if (Ext = MMX) | (Ext = SSE)
 1091 
if (Ext = MMX) | (Ext = SSE)
1092 
       movq	mm0,.cby2
 1092 
       movq	mm0,.cby2
1093 
       movq	mm1,.cby1
 1093 
       movq	mm1,.cby1
1094 
       movq	mm2,.cey2
 1094 
       movq	mm2,.cey2
1095 
       movq	mm3,.cey1
 1095 
       movq	mm3,.cey1
1096 
       movq	mm4,.cty1
 1096 
       movq	mm4,.cty1
1097 
       movq	mm5,.cty2
 1097 
       movq	mm5,.cty2
1098 
       movq	mm6,.cz1
 1098 
       movq	mm6,.cz1
1099 
       movq	mm7,.cz2
 1099 
       movq	mm7,.cz2
1100 
       paddd	mm0,.dby23
 1100 
       paddd	mm0,.dby23
1101 
       paddd	mm1,.dby13
 1101 
       paddd	mm1,.dby13
1102 
       paddd	mm2,.dey23
 1102 
       paddd	mm2,.dey23
1103 
       paddd	mm3,.dey13
 1103 
       paddd	mm3,.dey13
1104 
       paddd	mm4,.dty13
 1104 
       paddd	mm4,.dty13
1105 
       paddd	mm5,.dty23
 1105 
       paddd	mm5,.dty23
1106 
       paddd	mm6,.dz13
 1106 
       paddd	mm6,.dz13
1107 
       paddd	mm7,.dz23
 1107 
       paddd	mm7,.dz23
1108 
       movq	.cby2,mm0
 1108 
       movq	.cby2,mm0
1109 
       movq	.cby1,mm1
 1109 
       movq	.cby1,mm1
1110 
       movq	.cey2,mm2
 1110 
       movq	.cey2,mm2
1111 
       movq	.cey1,mm3
 1111 
       movq	.cey1,mm3
1112 
       movq	.cty1,mm4
 1112 
       movq	.cty1,mm4
1113 
       movq	.cty2,mm5
 1113 
       movq	.cty2,mm5
1114 
       movq	.cz1,mm6
 1114 
       movq	.cz1,mm6
1115 
       movq	.cz2,mm7
 1115 
       movq	.cz2,mm7
1116 
end if
 1116 
end if
1117 
If Ext = NON
 1117 
If Ext = NON
1118 
       mov	edx,.dbx13
 1118 
       mov	edx,.dbx13
1119 
       add	.cbx1,edx
 1119 
       add	.cbx1,edx
1120 
       mov	eax,.dbx23
 1120 
       mov	eax,.dbx23
1121 
       add	.cbx2,eax
 1121 
       add	.cbx2,eax
1122 
       mov	ebx,.dby13
 1122 
       mov	ebx,.dby13
1123 
       add	.cby1,ebx
 1123 
       add	.cby1,ebx
1124 
       mov	edx,.dby23
 1124 
       mov	edx,.dby23
1125 
       add	.cby2,edx
 1125 
       add	.cby2,edx
1126 
 
 1126 
 
1127 
       mov	eax,.dex13
 1127 
       mov	eax,.dex13
1128 
       add	.cex1,eax
 1128 
       add	.cex1,eax
1129 
       mov	ebx,.dex23
 1129 
       mov	ebx,.dex23
1130 
       add	.cex2,ebx
 1130 
       add	.cex2,ebx
1131 
       mov	edx,.dey13
 1131 
       mov	edx,.dey13
1132 
       add	.cey1,edx
 1132 
       add	.cey1,edx
1133 
       mov	eax,.dey23
 1133 
       mov	eax,.dey23
1134 
       add	.cey2,eax
 1134 
       add	.cey2,eax
1135 
 
 1135 
 
1136 
       mov	eax,.dx13
 1136 
       mov	eax,.dx13
1137 
       add	.cx1,eax
 1137 
       add	.cx1,eax
1138 
       mov	ebx,.dx23
 1138 
       mov	ebx,.dx23
1139 
       add	.cx2,ebx
 1139 
       add	.cx2,ebx
1140 
       mov	ebx,.dz13
 1140 
       mov	ebx,.dz13
1141 
       add	.cz1,ebx
 1141 
       add	.cz1,ebx
1142 
       mov	edx,.dz23
 1142 
       mov	edx,.dz23
1143 
       add	.cz2,edx
 1143 
       add	.cz2,edx
1144 
 
 1144 
 
1145 
       mov	eax,.dtx13
 1145 
       mov	eax,.dtx13
1146 
       add	.ctx1,eax
 1146 
       add	.ctx1,eax
1147 
       mov	ebx,.dtx23
 1147 
       mov	ebx,.dtx23
1148 
       add	.ctx2,ebx
 1148 
       add	.ctx2,ebx
1149 
       mov	edx,.dty13
 1149 
       mov	edx,.dty13
1150 
       add	.cty1,edx
 1150 
       add	.cty1,edx
1151 
       mov	eax,.dty23
 1151 
       mov	eax,.dty23
1152 
       add	.cty2,eax
 1152 
       add	.cty2,eax
1153 
end if
 1153 
end if
1154 
       inc	ecx
 1154 
       inc	ecx
1155 
       cmp	cx,.y3
 1155 
       cmp	cx,.y3
1156 
       jl	.loop23
 1156 
       jl	.loop23
1157 
    .loop23_done:
 1157 
    .loop23_done:
1158 
 
 1158 
 
1159 
       mov	esp,ebp
 1159 
       mov	esp,ebp
1160 
ret   50
 1160 
ret   50
1161 
 
 1161 
 
1162 
.call_line:
 1162 
.call_line:
1163 
 
 1163 
 
1164 
       pushad
 1164 
       pushad
1165 
       ; xmm0= cby1,cbx1,cz1,cx1
 1165 
       ; xmm0= cby1,cbx1,cz1,cx1
1166 
       ; xmm1= cty1,ctx1,cey1,cex1
 1166 
       ; xmm1= cty1,ctx1,cey1,cex1
1167 
if Ext >= SSE2
 1167 
if Ext >= SSE2
1168 
       sub	esp,8
 1168 
       sub	esp,8
1169 
       shufps	xmm1,xmm1,10110001b
 1169 
       shufps	xmm1,xmm1,10110001b
1170 
       shufps	xmm3,xmm3,10110001b
 1170 
       shufps	xmm3,xmm3,10110001b
1171 
       movlps	[esp],xmm1
 1171 
       movlps	[esp],xmm1
1172 
else
 1172 
else
1173 
       push	dword .cty1
 1173 
       push	dword .cty1
1174 
       push	.ctx1
 1174 
       push	.ctx1
1175 
end if
 1175 
end if
1176 
       push	dword .cz1
 1176 
       push	dword .cz1
1177 
if Ext>=SSE2
 1177 
if Ext>=SSE2
1178 
       sub	esp,8
 1178 
       sub	esp,8
1179 
       movlps	[esp],xmm3
 1179 
       movlps	[esp],xmm3
1180 
else
 1180 
else
1181 
       push	dword .cty2
 1181 
       push	dword .cty2
1182 
       push	.ctx2
 1182 
       push	.ctx2
1183 
end if
 1183 
end if
1184 
       push	dword .cz2
 1184 
       push	dword .cz2
1185 
if Ext>=SSE2
 1185 
if Ext>=SSE2
1186 
       sub	esp,32
 1186 
       sub	esp,32
1187 
       movhps	[esp+24],xmm3
 1187 
       movhps	[esp+24],xmm3
1188 
       shufps	xmm2,xmm2,10110001b
 1188 
       shufps	xmm2,xmm2,10110001b
1189 
       movlps	[esp+16],xmm2
 1189 
       movlps	[esp+16],xmm2
1190 
       movhps	[esp+8],xmm1
 1190 
       movhps	[esp+8],xmm1
1191 
       shufps	xmm0,xmm0,10110001b
 1191 
       shufps	xmm0,xmm0,10110001b
1192 
       movlps	[esp],xmm0 ;================================
 1192 
       movlps	[esp],xmm0 ;================================
1193 
 
 1193 
 
1194 
else
 1194 
else
1195 
       push	dword .cey2
 1195 
       push	dword .cey2
1196 
       push	.cex2
 1196 
       push	.cex2
1197 
       push	dword .cby2
 1197 
       push	dword .cby2
1198 
       push	.cbx2
 1198 
       push	.cbx2
1199 
       push	dword .cey1
 1199 
       push	dword .cey1
1200 
       push	.cex1
 1200 
       push	.cex1
1201 
       push	dword .cby1
 1201 
       push	dword .cby1
1202 
       push	.cbx1
 1202 
       push	.cbx1
1203 
end if
 1203 
end if
1204 
 
 1204 
 
1205 
       push	.tex_ptr
 1205 
       push	.tex_ptr
1206 
       push	.z_buff
 1206 
       push	.z_buff
1207 
       push	.t_emap
 1207 
       push	.t_emap
1208 
       push	.t_bmap
 1208 
       push	.t_bmap
1209 
 
 1209 
 
1210 
       push	ecx
 1210 
       push	ecx
1211 
 
 1211 
 
1212 
       mov	eax,.cx1
 1212 
       mov	eax,.cx1
1213 
       sar	eax,ROUND
 1213 
       sar	eax,ROUND
1214 
       mov	ebx,.cx2
 1214 
       mov	ebx,.cx2
1215 
       sar	ebx,ROUND
 1215 
       sar	ebx,ROUND
1216 
 
 1216 
 
1217 
       call	bump_tex_line_z
 1217 
       call	bump_tex_line_z
1218 
 
 1218 
 
1219 
       popad
 1219 
       popad
1220 
;end if
 1220 
;end if
1221 
ret
 1221 
ret
1222 
bump_tex_line_z:
 1222 
bump_tex_line_z:
1223 
;--------------in: eax - x1
 1223 
;--------------in: eax - x1
1224 
;--------------    ebx - x2
 1224 
;--------------    ebx - x2
1225 
;--------------    edi - pointer to screen buffer
 1225 
;--------------    edi - pointer to screen buffer
1226 
;stack - another parameters :
 1226 
;stack - another parameters :
1227 
.y	equ dword [ebp+4]
 1227 
.y	equ dword [ebp+4]
1228 
.bmap	equ dword [ebp+8]	 ; bump map pointer
 1228 
.bmap	equ dword [ebp+8]	 ; bump map pointer
1229 
.emap	equ dword [ebp+12]	 ; env map pointer
 1229 
.emap	equ dword [ebp+12]	 ; env map pointer
1230 
.z_buff equ dword [ebp+16]	 ; z buffer
 1230 
.z_buff equ dword [ebp+16]	 ; z buffer
1231 
.tex_map equ dword [ebp+20]	 ; texture pointer
 1231 
.tex_map equ dword [ebp+20]	 ; texture pointer
1232 
 
 1232 
 
1233 
.bx1	equ  [ebp+24]	;   ---
 1233 
.bx1	equ  [ebp+24]	;   ---
1234 
.by1	equ  [ebp+28]  ;       |
 1234 
.by1	equ  [ebp+28]  ;       |
1235 
.ex1	equ  [ebp+32]  ;       |
 1235 
.ex1	equ  [ebp+32]  ;       |
1236 
.ey1	equ  [ebp+36]  ;       |
 1236 
.ey1	equ  [ebp+36]  ;       |
1237 
.bx2	equ  [ebp+40]  ;       |
 1237 
.bx2	equ  [ebp+40]  ;       |
1238 
.by2	equ  [ebp+44]  ;       |>   b. map and e. map coords
 1238 
.by2	equ  [ebp+44]  ;       |>   b. map and e. map coords
1239 
.ex2	equ  [ebp+48]  ;       |>   shifted shl ROUND
 1239 
.ex2	equ  [ebp+48]  ;       |>   shifted shl ROUND
1240 
.ey2	equ  [ebp+52]  ;   ---
 1240 
.ey2	equ  [ebp+52]  ;   ---
1241 
.z2	equ  [ebp+56]
 1241 
.z2	equ  [ebp+56]
1242 
.tx2	equ  [ebp+60]
 1242 
.tx2	equ  [ebp+60]
1243 
.ty2	equ  [ebp+64]
 1243 
.ty2	equ  [ebp+64]
1244 
.z1	equ  [ebp+68]
 1244 
.z1	equ  [ebp+68]
1245 
.tx1	equ  [ebp+72]
 1245 
.tx1	equ  [ebp+72]
1246 
.ty1	equ  [ebp+76]
 1246 
.ty1	equ  [ebp+76]
1247 
 
 1247 
 
1248 
 
 1248 
 
1249 
 
 1249 
 
1250 
.x1	equ [ebp-4]
 1250 
.x1	equ [ebp-4]
1251 
.x2	equ [ebp-8]
 1251 
.x2	equ [ebp-8]
1252 
.dbx	equ [ebp-12]
 1252 
.dbx	equ [ebp-12]
1253 
.dby	equ [ebp-16]
 1253 
.dby	equ [ebp-16]
1254 
.dex	equ [ebp-20]
 1254 
.dex	equ [ebp-20]
1255 
.dey	equ [ebp-24]
 1255 
.dey	equ [ebp-24]
1256 
.dz	equ [ebp-28]
 1256 
.dz	equ [ebp-28]
1257 
.dtx	equ [ebp-32]
 1257 
.dtx	equ [ebp-32]
1258 
.dty	equ [ebp-36]
 1258 
.dty	equ [ebp-36]
1259 
 
 1259 
 
1260 
.cbx	equ [ebp-40]
 1260 
.cbx	equ [ebp-40]
1261 
.cby	equ [ebp-44]
 1261 
.cby	equ [ebp-44]
1262 
.cex	equ [ebp-48]
 1262 
.cex	equ [ebp-48]
1263 
.cey	equ [ebp-52]
 1263 
.cey	equ [ebp-52]
1264 
.cz	equ [ebp-56]
 1264 
.cz	equ [ebp-56]
1265 
.czbuff equ [ebp-60]
 1265 
.czbuff equ [ebp-60]
1266 
.ctx	equ [ebp-64]
 1266 
.ctx	equ [ebp-64]
1267 
.cty	equ [ebp-68]
 1267 
.cty	equ [ebp-68]
1268 
.c_scr	equ [ebp-72]
 1268 
.c_scr	equ [ebp-72]
1269 
 
 1269 
 
1270 
.temp1	equ	   ebp-80
 1270 
.temp1	equ	   ebp-80
1271 
.temp2	equ	   ebp-88
 1271 
.temp2	equ	   ebp-88
1272 
.temp3	equ	   ebp-76
 1272 
.temp3	equ	   ebp-76
1273 
.temp4	equ	   ebp-84
 1273 
.temp4	equ	   ebp-84
1274 
.temp5	equ	   ebp-92
 1274 
.temp5	equ	   ebp-92
1275 
 
 1275 
 
1276 
	mov	ebp,esp
 1276 
	mov	ebp,esp
1277 
 
 1277 
 
1278 
	mov	ecx,.y
 1278 
	mov	ecx,.y
1279 
	or	ecx,ecx
 1279 
	or	ecx,ecx
1280 
	jl	.bl_end
 1280 
	jl	.bl_end
1281 
	cmp	ecx,SIZE_Y
 1281 
	cmp	ecx,SIZE_Y
1282 
	jge	.bl_end
 1282 
	jge	.bl_end
1283 
 
 1283 
 
1284 
	cmp	eax,ebx
 1284 
	cmp	eax,ebx
1285 
	jl	.bl_ok
 1285 
	jl	.bl_ok
1286 
	je	.bl_end
 1286 
	je	.bl_end
1287 
 
 1287 
 
1288 
 
 1288 
 
1289 
if Ext=NON
 1289 
if Ext=NON
1290 
	mov	edx,.bx1
 1290 
	mov	edx,.bx1
1291 
	xchg	edx,.bx2
 1291 
	xchg	edx,.bx2
1292 
	mov	.bx1,edx
 1292 
	mov	.bx1,edx
1293 
	mov	edx,.by1
 1293 
	mov	edx,.by1
1294 
	xchg	edx,.by2
 1294 
	xchg	edx,.by2
1295 
	mov	.by1,edx
 1295 
	mov	.by1,edx
1296 
 
 1296 
 
1297 
	mov	edx,.ex1
 1297 
	mov	edx,.ex1
1298 
	xchg	edx,.ex2
 1298 
	xchg	edx,.ex2
1299 
	mov	.ex1,edx
 1299 
	mov	.ex1,edx
1300 
	mov	edx,.ey1
 1300 
	mov	edx,.ey1
1301 
	xchg	edx,.ey2
 1301 
	xchg	edx,.ey2
1302 
	mov	.ey1,edx
 1302 
	mov	.ey1,edx
1303 
 
 1303 
 
1304 
	mov	edx,.tx1
 1304 
	mov	edx,.tx1
1305 
	xchg	edx,.tx2
 1305 
	xchg	edx,.tx2
1306 
	mov	.tx1,edx
 1306 
	mov	.tx1,edx
1307 
	mov	edx,.ty1
 1307 
	mov	edx,.ty1
1308 
	xchg	edx,.ty2
 1308 
	xchg	edx,.ty2
1309 
	mov	.ty1,edx
 1309 
	mov	.ty1,edx
1310 
end if
 1310 
end if
1311 
if Ext = MMX
 1311 
if Ext = MMX
1312 
	movq	mm0,.bx1
 1312 
	movq	mm0,.bx1
1313 
	movq	mm1,.bx2
 1313 
	movq	mm1,.bx2
1314 
	movq	mm2,.ex1
 1314 
	movq	mm2,.ex1
1315 
	movq	mm3,.ex2
 1315 
	movq	mm3,.ex2
1316 
	movq	mm4,.tx1
 1316 
	movq	mm4,.tx1
1317 
	movq	mm5,.tx2
 1317 
	movq	mm5,.tx2
1318 
	movq	.bx2,mm0
 1318 
	movq	.bx2,mm0
1319 
	movq	.bx1,mm1
 1319 
	movq	.bx1,mm1
1320 
	movq	.ex1,mm3
 1320 
	movq	.ex1,mm3
1321 
	movq	.ex2,mm2
 1321 
	movq	.ex2,mm2
1322 
	movq	.tx1,mm5
 1322 
	movq	.tx1,mm5
1323 
	movq	.tx2,mm4
 1323 
	movq	.tx2,mm4
1324 
end if
 1324 
end if
1325 
if Ext>=SSE
 1325 
if Ext>=SSE
1326 
	movups xmm0,.bx1
 1326 
	movups xmm0,.bx1
1327 
	movups xmm1,.bx2
 1327 
	movups xmm1,.bx2
1328 
	movups .bx1,xmm1
 1328 
	movups .bx1,xmm1
1329 
	movups .bx2,xmm0
 1329 
	movups .bx2,xmm0
1330 
	movq	mm0,.tx1
 1330 
	movq	mm0,.tx1
1331 
	movq	mm1,.tx2
 1331 
	movq	mm1,.tx2
1332 
	movq	.tx1,mm1
 1332 
	movq	.tx1,mm1
1333 
	movq	.tx2,mm0
 1333 
	movq	.tx2,mm0
1334 
end if
 1334 
end if
1335 
;if Ext>=SSE2
 1335 
;if Ext>=SSE2
1336 
;        movaps  xmm4,xmm0
 1336 
;        movaps  xmm4,xmm0
1337 
;        movaps  xmm0,xmm2
 1337 
;        movaps  xmm0,xmm2
1338 
;        movaps  xmm2,xmm4
 1338 
;        movaps  xmm2,xmm4
1339 
;        movaps  xmm5,xmm1
 1339 
;        movaps  xmm5,xmm1
1340 
;        movaps  xmm1,xmm3
 1340 
;        movaps  xmm1,xmm3
1341 
;        movaps  xmm3,xmm5
 1341 
;        movaps  xmm3,xmm5
1342 
;else
 1342 
;else
1343 
 
 1343 
 
1344 
	xchg	eax,ebx
 1344 
	xchg	eax,ebx
1345 
	mov	edx,.z1
 1345 
	mov	edx,.z1
1346 
	xchg	edx,.z2
 1346 
	xchg	edx,.z2
1347 
	mov	.z1,edx
 1347 
	mov	.z1,edx
1348 
;end if
 1348 
;end if
1349 
  .bl_ok:
 1349 
  .bl_ok:
1350 
;if Ext >= SSE2
 1350 
;if Ext >= SSE2
1351 
;        shufps  xmm0,xmm0,11100001b
 1351 
;        shufps  xmm0,xmm0,11100001b
1352 
;        shufps  xmm2,xmm2,11100001b
 1352 
;        shufps  xmm2,xmm2,11100001b
1353 
;        movlps  .bx1,xmm0
 1353 
;        movlps  .bx1,xmm0
1354 
;        movlps  .bx2,xmm2
 1354 
;        movlps  .bx2,xmm2
1355 
 
 1355 
 
1356 
 
 1356 
 
1357 
;        shufps  xmm0,xmm0,00011011b
 1357 
;        shufps  xmm0,xmm0,00011011b
1358 
;        shufps  xmm2,xmm2,00011011b
 1358 
;        shufps  xmm2,xmm2,00011011b
1359 
;        movd    eax,xmm0
 1359 
;        movd    eax,xmm0
1360 
;        movd    ebx,xmm2
 1360 
;        movd    ebx,xmm2
1361 
;        shufps  xmm0,xmm0,11000110b
 1361 
;        shufps  xmm0,xmm0,11000110b
1362 
;        shufps  xmm2,xmm2,11000110b
 1362 
;        shufps  xmm2,xmm2,11000110b
1363 
;        movd    .z1,xmm0
 1363 
;        movd    .z1,xmm0
1364 
;        movd    .z2,xmm2
 1364 
;        movd    .z2,xmm2
1365 
;        shufps  xmm1,xmm1,10110001b
 1365 
;        shufps  xmm1,xmm1,10110001b
1366 
;        shufps  xmm3,xmm3,10110001b
 1366 
;        shufps  xmm3,xmm3,10110001b
1367 
;        movlps  .ex1,xmm1
 1367 
;        movlps  .ex1,xmm1
1368 
;        movlps  .ex2,xmm2
 1368 
;        movlps  .ex2,xmm2
1369 
;        movhps  .tx1,xmm1
 1369 
;        movhps  .tx1,xmm1
1370 
;        movhps  .tx2,xmm2
 1370 
;        movhps  .tx2,xmm2
1371 
 
 1371 
 
1372 
;        xchg    eax,ebx
 1372 
;        xchg    eax,ebx
1373 
;        mov     edx,.z1
 1373 
;        mov     edx,.z1
1374 
;        xchg    edx,.z2
 1374 
;        xchg    edx,.z2
1375 
;        mov     .z1,edx
 1375 
;        mov     .z1,edx
1376 
 
 1376 
 
1377 
 
 1377 
 
1378 
;end if
 1378 
;end if
1379 
 
 1379 
 
1380 
	push	eax
 1380 
	push	eax
1381 
	push	ebx	      ;store x1, x2
 1381 
	push	ebx	      ;store x1, x2
1382 
	cmp	dword .x1,SIZE_X
 1382 
	cmp	dword .x1,SIZE_X
1383 
	jge	.bl_end
 1383 
	jge	.bl_end
1384 
	cmp	dword .x2,0
 1384 
	cmp	dword .x2,0
1385 
	jle	.bl_end
 1385 
	jle	.bl_end
1386 
 
 1386 
 
1387 
	mov	ebx,.x2
 1387 
	mov	ebx,.x2
1388 
	sub	ebx,.x1
 1388 
	sub	ebx,.x1
1389 
 
 1389 
 
1390 
if Ext>=SSE
 1390 
if Ext>=SSE
1391 
 
 1391 
 
1392 
       sub	 esp,28
 1392 
       sub	 esp,28
1393 
       cvtsi2ss  xmm3,ebx	     ;rcps
 1393 
       cvtsi2ss  xmm3,ebx	     ;rcps
1394 
       shufps	 xmm3,xmm3,0
 1394 
       shufps	 xmm3,xmm3,0
1395 
; float using SSE variant  ::-->
 1395 
; float using SSE variant  ::-->
1396 
;       movups    xmm0,.bx1  ; new
 1396 
;       movups    xmm0,.bx1  ; new
1397 
;       movups    xmm1,.bx2  ; new
 1397 
;       movups    xmm1,.bx2  ; new
1398 
 
 1398 
 
1399 
       cvtpi2ps  xmm0,.bx1 ;mm0    ; variant fixed point
 1399 
       cvtpi2ps  xmm0,.bx1 ;mm0    ; variant fixed point
1400 
       movlhps	 xmm0,xmm0
 1400 
       movlhps	 xmm0,xmm0
1401 
       cvtpi2ps  xmm0,.ex1 ;mm2
 1401 
       cvtpi2ps  xmm0,.ex1 ;mm2
1402 
       cvtpi2ps  xmm1,.bx2 ;mm1
 1402 
       cvtpi2ps  xmm1,.bx2 ;mm1
1403 
       movlhps	 xmm1,xmm1
 1403 
       movlhps	 xmm1,xmm1
1404 
       cvtpi2ps  xmm1,.ex2 ;mm3
 1404 
       cvtpi2ps  xmm1,.ex2 ;mm3
1405 
       subps	 xmm1,xmm0
 1405 
       subps	 xmm1,xmm0
1406 
 
 1406 
 
1407 
       divps	 xmm1,xmm3
 1407 
       divps	 xmm1,xmm3
1408 
 
 1408 
 
1409 
       shufps	 xmm1,xmm1,10110001b
 1409 
       shufps	 xmm1,xmm1,10110001b
1410 
;       movups    .dey,xmm1  ; new
 1410 
;       movups    .dey,xmm1  ; new
1411 
       cvtps2pi  mm0,xmm1	   ; mm0 -> 2 delta dwords
 1411 
       cvtps2pi  mm0,xmm1	   ; mm0 -> 2 delta dwords
1412 
       movhlps	 xmm1,xmm1
 1412 
       movhlps	 xmm1,xmm1
1413 
       cvtps2pi  mm1,xmm1
 1413 
       cvtps2pi  mm1,xmm1
1414 
       movq	 .dey,mm0
 1414 
       movq	 .dey,mm0
1415 
       movq	 .dby,mm1
 1415 
       movq	 .dby,mm1
1416 
 
 1416 
 
1417 
       movd	 mm2,.z1
 1417 
       movd	 mm2,.z1
1418 
       movd	 mm3,.z2
 1418 
       movd	 mm3,.z2
1419 
 
 1419 
 
1420 
       cvtpi2ps  xmm0,.tx1 ;mm0
 1420 
       cvtpi2ps  xmm0,.tx1 ;mm0
1421 
       movlhps	 xmm0,xmm0
 1421 
       movlhps	 xmm0,xmm0
1422 
       cvtpi2ps  xmm0,mm2
 1422 
       cvtpi2ps  xmm0,mm2
1423 
       cvtpi2ps  xmm1,.tx2 ;mm1
 1423 
       cvtpi2ps  xmm1,.tx2 ;mm1
1424 
       movlhps	 xmm1,xmm1
 1424 
       movlhps	 xmm1,xmm1
1425 
       cvtpi2ps  xmm1,mm3
 1425 
       cvtpi2ps  xmm1,mm3
1426 
;       movups    xmm0,,z1  ; new
 1426 
;       movups    xmm0,,z1  ; new
1427 
;       movups    xmm1,.z2  ; new
 1427 
;       movups    xmm1,.z2  ; new
1428 
       subps	 xmm1,xmm0
 1428 
       subps	 xmm1,xmm0
1429 
 
 1429 
 
1430 
       divps	 xmm1,xmm3
 1430 
       divps	 xmm1,xmm3
1431 
 
 1431 
 
1432 
;       movups    .dz,xmm1  ;new
 1432 
;       movups    .dz,xmm1  ;new
1433 
 
 1433 
 
1434 
       shufps	 xmm1,xmm1,10110100b
 1434 
       shufps	 xmm1,xmm1,10110100b
1435 
       cvtps2pi  mm0,xmm1	   ; mm0 -> 2 delta dwords
 1435 
       cvtps2pi  mm0,xmm1	   ; mm0 -> 2 delta dwords
1436 
       movhlps	 xmm1,xmm1
 1436 
       movhlps	 xmm1,xmm1
1437 
       cvtps2pi  mm1,xmm1
 1437 
       cvtps2pi  mm1,xmm1
1438 
       movd	 .dz,mm0
 1438 
       movd	 .dz,mm0
1439 
       movq	 .dty,mm1
 1439 
       movq	 .dty,mm1
1440 
 
 1440 
 
1441 
else
 1441 
else
1442 
 
 1442 
 
1443 
	mov	eax,.bx2       ; calc .dbx
 1443 
	mov	eax,.bx2       ; calc .dbx
1444 
	sub	eax,.bx1
 1444 
	sub	eax,.bx1
1445 
	cdq
 1445 
	cdq
1446 
	idiv	ebx
 1446 
	idiv	ebx
1447 
	push	eax
 1447 
	push	eax
1448 
 
 1448 
 
1449 
	mov	eax,.by2       ; calc .dby
 1449 
	mov	eax,.by2       ; calc .dby
1450 
	sub	eax,.by1
 1450 
	sub	eax,.by1
1451 
	cdq
 1451 
	cdq
1452 
	idiv	ebx
 1452 
	idiv	ebx
1453 
	push	eax
 1453 
	push	eax
1454 
 
 1454 
 
1455 
	mov	eax,.ex2       ; calc .dex
 1455 
	mov	eax,.ex2       ; calc .dex
1456 
	sub	eax,.ex1
 1456 
	sub	eax,.ex1
1457 
	cdq
 1457 
	cdq
1458 
	idiv	ebx
 1458 
	idiv	ebx
1459 
	push	eax
 1459 
	push	eax
1460 
 
 1460 
 
1461 
	mov	eax,.ey2       ; calc .dey
 1461 
	mov	eax,.ey2       ; calc .dey
1462 
	sub	eax,.ey1
 1462 
	sub	eax,.ey1
1463 
	cdq
 1463 
	cdq
1464 
	idiv	ebx
 1464 
	idiv	ebx
1465 
	push	eax
 1465 
	push	eax
1466 
 
 1466 
 
1467 
 
 1467 
 
1468 
	mov	eax,.z2        ; calc .dz
 1468 
	mov	eax,.z2        ; calc .dz
1469 
	sub	eax,.z1
 1469 
	sub	eax,.z1
1470 
	cdq
 1470 
	cdq
1471 
	idiv	ebx
 1471 
	idiv	ebx
1472 
	push	eax
 1472 
	push	eax
1473 
 
 1473 
 
1474 
	mov	eax,.tx2       ; calc .dtx
 1474 
	mov	eax,.tx2       ; calc .dtx
1475 
	sub	eax,.tx1
 1475 
	sub	eax,.tx1
1476 
	cdq
 1476 
	cdq
1477 
	idiv	ebx
 1477 
	idiv	ebx
1478 
	push	eax
 1478 
	push	eax
1479 
 
 1479 
 
1480 
	mov	eax,.ty2       ; calc .dty
 1480 
	mov	eax,.ty2       ; calc .dty
1481 
	sub	eax,.ty1
 1481 
	sub	eax,.ty1
1482 
	cdq
 1482 
	cdq
1483 
	idiv	ebx
 1483 
	idiv	ebx
1484 
	push	eax
 1484 
	push	eax
1485 
 
 1485 
 
1486 
end if
 1486 
end if
1487 
	cmp	dword .x1,0	    ; set correctly begin variable
 1487 
	cmp	dword .x1,0	    ; set correctly begin variable
1488 
	jge	@f	      ; CLIPPING ON FUNCTION
 1488 
	jge	@f	      ; CLIPPING ON FUNCTION
1489 
			      ; cutting triangle exceedes screen
 1489 
			      ; cutting triangle exceedes screen
1490 
	mov	ebx,.x1
 1490 
	mov	ebx,.x1
1491 
	neg	ebx
 1491 
	neg	ebx
1492 
 
 1492 
 
1493 
;if Ext >= SSE
 1493 
;if Ext >= SSE
1494 
 
 1494 
 
1495 
;        cvtsi2ss xmm0,ebx
 1495 
;        cvtsi2ss xmm0,ebx
1496 
;        shufps   xmm0,xmm0,0
 1496 
;        shufps   xmm0,xmm0,0
1497 
;        movups   xmm1,.dey
 1497 
;        movups   xmm1,.dey
1498 
;        mulps    xmm1,xmm0
 1498 
;        mulps    xmm1,xmm0
1499 
;        shufps   xmm1,xmm1,00011011b
 1499 
;        shufps   xmm1,xmm1,00011011b
1500 
;        movups   xmm2,.bx1
 1500 
;        movups   xmm2,.bx1
1501 
;        addps    xmm2,xmm1
 1501 
;        addps    xmm2,xmm1
1502 
;        movups   .bx1,xmm2
 1502 
;        movups   .bx1,xmm2
1503 
 
 1503 
 
1504 
	mov	eax,.dz
 1504 
	mov	eax,.dz
1505 
	imul	ebx	      ; eax = .dz * abs(.x1)
 1505 
	imul	ebx	      ; eax = .dz * abs(.x1)
1506 
	add	.z1,eax
 1506 
	add	.z1,eax
1507 
	mov	dword .x1,0
 1507 
	mov	dword .x1,0
1508 
 
 1508 
 
1509 
	mov	eax,.dbx
 1509 
	mov	eax,.dbx
1510 
	imul	ebx
 1510 
	imul	ebx
1511 
	add    .bx1,eax
 1511 
	add    .bx1,eax
1512 
 
 1512 
 
1513 
	mov	eax,.dby
 1513 
	mov	eax,.dby
1514 
	imul	ebx
 1514 
	imul	ebx
1515 
	add	.by1,eax
 1515 
	add	.by1,eax
1516 
 
 1516 
 
1517 
	mov	eax,.dex
 1517 
	mov	eax,.dex
1518 
	imul	ebx
 1518 
	imul	ebx
1519 
	add	.ex1,eax
 1519 
	add	.ex1,eax
1520 
 
 1520 
 
1521 
	mov	eax,.dey
 1521 
	mov	eax,.dey
1522 
	imul	ebx
 1522 
	imul	ebx
1523 
	add	.ey1,eax
 1523 
	add	.ey1,eax
1524 
 
 1524 
 
1525 
	mov	eax,.dtx
 1525 
	mov	eax,.dtx
1526 
	imul	ebx
 1526 
	imul	ebx
1527 
	add	.tx1,eax
 1527 
	add	.tx1,eax
1528 
 
 1528 
 
1529 
	mov	eax,.dty
 1529 
	mov	eax,.dty
1530 
	imul	ebx
 1530 
	imul	ebx
1531 
	add	.ty1,eax
 1531 
	add	.ty1,eax
1532 
 
 1532 
 
1533 
      @@:
 1533 
      @@:
1534 
	cmp	dword .x2,SIZE_X
 1534 
	cmp	dword .x2,SIZE_X
1535 
	jl	@f
 1535 
	jl	@f
1536 
	mov	dword .x2,SIZE_X
 1536 
	mov	dword .x2,SIZE_X
1537 
      @@:
 1537 
      @@:
1538 
	mov	eax,SIZE_X	 ;calc memory begin in buffers
 1538 
	mov	eax,SIZE_X	 ;calc memory begin in buffers
1539 
	mul	.y
 1539 
	mul	.y
1540 
	add	eax,.x1
 1540 
	add	eax,.x1
1541 
	lea	esi,[4*eax]
 1541 
	lea	esi,[4*eax]
1542 
	add	esi,.z_buff	  ; z-buffer filled with dd variables
 1542 
	add	esi,.z_buff	  ; z-buffer filled with dd variables
1543 
	lea	eax,[eax*3]
 1543 
	lea	eax,[eax*3]
1544 
	add	edi,eax
 1544 
	add	edi,eax
1545 
 
 1545 
 
1546 
 
 1546 
 
1547 
	mov	ecx,.x2
 1547 
	mov	ecx,.x2
1548 
	sub	ecx,.x1
 1548 
	sub	ecx,.x1
1549 
	; init current variables
 1549 
	; init current variables
1550 
	push	dword .bx1   ; current b, e and t shifted shl ROUND   .cbx
 1550 
	push	dword .bx1   ; current b, e and t shifted shl ROUND   .cbx
1551 
	push	dword .by1					   ;  .cby
 1551 
	push	dword .by1					   ;  .cby
1552 
	push	dword .ex1					   ;  .cex
 1552 
	push	dword .ex1					   ;  .cex
1553 
	push	dword .ey1					   ;  .cey
 1553 
	push	dword .ey1					   ;  .cey
1554 
 
 1554 
 
1555 
	push	dword .z1    ; current z shl CATMULL_SHIFT         ; .cz
 1555 
	push	dword .z1    ; current z shl CATMULL_SHIFT         ; .cz
1556 
	push	esi					     ; .czbuff
 1556 
	push	esi					     ; .czbuff
1557 
 
 1557 
 
1558 
	push	dword .tx1	;         .ctx
 1558 
	push	dword .tx1	;         .ctx
1559 
	push	dword .ty1	;         .cty
 1559 
	push	dword .ty1	;         .cty
1560 
	push	edi	  ;         .c_scr
 1560 
	push	edi	  ;         .c_scr
1561 
;if Ext = SSE2
 1561 
if Ext = SSE2
1562 
;        mov    eax,TEXTURE_SIZE
 1562 
	mov    eax,TEXTURE_SIZE
1563 
;        movd   xmm1,eax
 1563 
	movd   xmm1,eax
1564 
;        shufps xmm1,xmm1,0
 1564 
	shufps xmm1,xmm1,0
1565 
;        push   dword  TEX_X
 1565 
	push   dword  TEX_X
1566 
;        push   dword  -TEX_X
 1566 
	push   dword  -TEX_X
1567 
;        push   dword  1
 1567 
	push   dword  1
1568 
;        push   dword  -1
 1568 
	push   dword  -1
1569 
;        movups xmm2,[esp]
 1569 
	movups xmm2,[esp]
1570 
;        movd   xmm3,.bmap
 1570 
	movd   xmm3,.bmap
1571 
;        shufps xmm3,xmm3,0
 1571 
	shufps xmm3,xmm3,0
1572 
;end if
 1572 
end if
1573 
 
 1573 
 
1574 
if Ext>=MMX
 1574 
if Ext>=MMX
1575 
	movq	mm7,.cty
 1575 
	movq	mm7,.cty
1576 
	movq	mm6,.cby
 1576 
	movq	mm6,.cby
1577 
	movq	mm5,.cey
 1577 
	movq	mm5,.cey
1578 
;        movq    mm4,.dtyq
 1578 
;        movq    mm4,.dtyq
1579 
;        movq    mm3,.dbyq
 1579 
;        movq    mm3,.dbyq
1580 
end if
 1580 
end if
1581 
 
 1581 
 
1582 
     .draw:
 1582 
     .draw:
1583 
    ; if TEX = SHIFTING   ;bump drawing only in shifting mode
 1583 
    ; if TEX = SHIFTING   ;bump drawing only in shifting mode
1584 
	mov	esi,.czbuff	 ; .czbuff current address in buffer
 1584 
	mov	esi,.czbuff	 ; .czbuff current address in buffer
1585 
	mov	ebx,.cz 	 ; .cz - cur z position
 1585 
	mov	ebx,.cz 	 ; .cz - cur z position
1586 
	cmp	ebx,dword[esi]
 1586 
	cmp	ebx,dword[esi]
1587 
	jge	.skip
 1587 
	jge	.skip
1588 
if Ext=NON
 1588 
if Ext=NON
1589 
	mov	eax,.cby
 1589 
	mov	eax,.cby
1590 
	shr	eax,ROUND
 1590 
	shr	eax,ROUND
1591 
	mov	esi,.cbx
 1591 
	mov	esi,.cbx
1592 
	shr	esi,ROUND
 1592 
	shr	esi,ROUND
1593 
else
 1593 
else
1594 
	movq	mm1,mm6
 1594 
	movq	mm1,mm6
1595 
	psrld	mm1,ROUND
 1595 
	psrld	mm1,ROUND
1596 
	movd	eax,mm1
 1596 
	movd	eax,mm1
1597 
	psrlq	mm1,32
 1597 
	psrlq	mm1,32
1598 
	movd	esi,mm1
 1598 
	movd	esi,mm1
1599 
end if
 1599 
end if
1600 
 
 1600 
 
1601 
	shl	eax,TEX_SHIFT
 1601 
	shl	eax,TEX_SHIFT
1602 
	add	esi,eax 	;-  ; esi - current bump map index
 1602 
	add	esi,eax 	;-  ; esi - current bump map index
1603 
 
 1603 
 
1604 
;if Ext = SSE2
 1604 
if Ext = SSE2
1605 
;
 1605 
 
1606 
;        movd    xmm0,esi
 1606 
	movd	xmm0,esi
1607 
;        shufps  xmm0,xmm0,0
 1607 
	shufps	xmm0,xmm0,0
1608 
;        paddd   xmm0,xmm2
 1608 
	paddd	xmm0,xmm2
1609 
;        pand    xmm0,xmm1
 1609 
	pand	xmm0,xmm1
1610 
;        paddd   xmm0,xmm3
 1610 
	paddd	xmm0,xmm3
1611 
;
 1611 
 
1612 
;        movd    ebx,xmm0
 1612 
	movd	ebx,xmm0
1613 
;        movzx   eax,byte[ebx]
 1613 
	movzx	eax,byte[ebx]
1614 
;
 1614 
;
1615 
;        shufps  xmm0,xmm0,11100001b
 1615 
;        shufps  xmm0,xmm0,11100001b
- 
 
 1616 
	psrldq	xmm0,4
1616 
;        movd    ebx,xmm0
 1617 
	movd	ebx,xmm0
1617 
;        movzx   ebx,byte[ebx]
 1618 
	movzx	ebx,byte[ebx]
1618 
;        sub     eax,ebx
 1619 
	sub	eax,ebx
1619 
;
 1620 
;
1620 
;        shufps  xmm0,xmm0,11111110b
 1621 
;        shufps  xmm0,xmm0,11111110b
- 
 
 1622 
	psrldq	xmm0,4
1621 
;        movd    ebx,xmm0
 1623 
	movd	ebx,xmm0
1622 
;        movzx   edx, byte [ebx]
 1624 
	movzx	edx, byte [ebx]
1623 
;
 1625 
;
1624 
;        shufps  xmm0,xmm0,11111111b
 1626 
;        shufps  xmm0,xmm0,11111111b
- 
 
 1627 
	psrldq	xmm0,4
1625 
;        movd    ebx,xmm0
 1628 
	movd	ebx,xmm0
1626 
;        movzx   ebx, byte [ebx]
 1629 
	movzx	ebx, byte [ebx]
1627 
;        sub     edx,ebx
 1630 
	sub	edx,ebx
1628 
;
 1631 
;
1629 
;else
 1632 
else
1630 
	mov	ebx,esi
 1633 
;        mov     ebx,esi
- 
 
 1634 
;        dec     ebx
1631 
	dec	ebx
 1635 
	lea	ebx,[esi-1]
1632 
	and	ebx,TEXTURE_SIZE
 1636 
	and	ebx,TEXTURE_SIZE
1633 
	add	ebx,.bmap
 1637 
	add	ebx,.bmap
1634 
	movzx	eax,byte [ebx]
 1638 
	movzx	eax,byte [ebx]
1635 
 
 1639 
 
1636 
	mov	ebx,esi
 1640 
;        mov     ebx,esi
- 
 
 1641 
;        inc     ebx
1637 
	inc	ebx
 1642 
	lea	ebx,[esi+1]
1638 
	and	ebx,TEXTURE_SIZE
 1643 
	and	ebx,TEXTURE_SIZE
1639 
	add	ebx,.bmap
 1644 
	add	ebx,.bmap
1640 
	movzx	ebx,byte [ebx]
 1645 
	movzx	ebx,byte [ebx]
1641 
	sub	eax,ebx
 1646 
	sub	eax,ebx
1642 
 
 1647 
 
1643 
	mov	ebx,esi
 1648 
;        mov     ebx,esi
- 
 
 1649 
;        sub     ebx,TEX_X
1644 
	sub	ebx,TEX_X
 1650 
	lea	ebx,[esi-TEX_X]
1645 
	and	ebx,TEXTURE_SIZE
 1651 
	and	ebx,TEXTURE_SIZE
1646 
	add	ebx,.bmap
 1652 
	add	ebx,.bmap
1647 
	movzx	edx,byte [ebx]
 1653 
	movzx	edx,byte [ebx]
1648 
 
 1654 
 
1649 
	mov	ebx,esi
 1655 
;        mov     ebx,esi
- 
 
 1656 
;        add     ebx,TEX_X
1650 
	add	ebx,TEX_X
 1657 
	lea	ebx,[esi+TEX_X]
1651 
	and	ebx,TEXTURE_SIZE
 1658 
	and	ebx,TEXTURE_SIZE
1652 
	add	ebx,.bmap
 1659 
	add	ebx,.bmap
1653 
	movzx	ebx,byte [ebx]
 1660 
	movzx	ebx,byte [ebx]
1654 
	sub	edx,ebx
 1661 
	sub	edx,ebx
1655 
;end if
 1662 
end if
1656 
 
 1663 
 
1657 
     ;  eax - horizontal sub    modificated x coord
 1664 
     ;  eax - horizontal sub    modificated x coord
1658 
     ;  edx - vertical   sub    modificated y coord
 1665 
     ;  edx - vertical   sub    modificated y coord
1659 
if Ext=NON
 1666 
if Ext=NON
1660 
	mov	ebx,.cex       ;.cex - current env map X
 1667 
	mov	ebx,.cex       ;.cex - current env map X
1661 
	shr	ebx,ROUND
 1668 
	shr	ebx,ROUND
1662 
	add	eax,ebx
 1669 
	add	eax,ebx
1663 
 
 1670 
 
1664 
 
 1671 
 
1665 
	mov	ebx,.cey       ;.cey - current  env map y
 1672 
	mov	ebx,.cey       ;.cey - current  env map y
1666 
	shr	ebx,ROUND
 1673 
	shr	ebx,ROUND
1667 
	add	edx,ebx
 1674 
	add	edx,ebx
1668 
 
 1675 
 
1669 
else
 1676 
else
1670 
	movq	mm1,mm5        ; mm5 - copy of cur env coords
 1677 
	movq	mm1,mm5        ; mm5 - copy of cur env coords
1671 
	psrld	mm1,ROUND
 1678 
	psrld	mm1,ROUND
1672 
	movd	ebx,mm1
 1679 
	movd	ebx,mm1
1673 
	psrlq	mm1,32
 1680 
	psrlq	mm1,32
1674 
	add	eax,ebx
 1681 
	add	eax,ebx
1675 
	movd	ebx,mm1
 1682 
	movd	ebx,mm1
1676 
	add	edx,ebx
 1683 
	add	edx,ebx
1677 
;        movq    qword[.temp1],mm3
 1684 
;        movq    qword[.temp1],mm3
1678 
;        add     eax,dword [.temp1]
 1685 
;        add     eax,dword [.temp1]
1679 
;        add     edx,dword [.temp1+4]
 1686 
;        add     edx,dword [.temp1+4]
1680 
end if
 1687 
end if
1681 
 
 1688 
 
1682 
	or	eax,eax
 1689 
	or	eax,eax
1683 
	jl	.black
 1690 
	jl	.black
1684 
	cmp	eax,TEX_X
 1691 
	cmp	eax,TEX_X
1685 
	jg	.black
 1692 
	jg	.black
1686 
	or	edx,edx
 1693 
	or	edx,edx
1687 
	jl	.black
 1694 
	jl	.black
1688 
	cmp	edx,TEX_Y
 1695 
	cmp	edx,TEX_Y
1689 
	jg	.black
 1696 
	jg	.black
1690 
 
 1697 
 
1691 
	shl	edx,TEX_SHIFT	; zaburzenie w emapie = zaburzenie w teksturze
 1698 
	shl	edx,TEX_SHIFT	; zaburzenie w emapie = zaburzenie w teksturze
1692 
	add	edx,eax 	; proponuje nie stawiac czarnego pixela tylko
 1699 
	add	edx,eax 	; proponuje nie stawiac czarnego pixela tylko
1693 
	lea	esi,[edx*3]	; niezaburzony.
 1700 
	lea	esi,[edx*3]	; niezaburzony.
1694 
	add	esi,.emap	;
 1701 
	add	esi,.emap	;
1695 
	lodsd
 1702 
	lodsd
1696 
 
 1703 
 
1697 
if Ext=NON
 1704 
if Ext=NON
1698 
	mov	edx,.cty
 1705 
	mov	edx,.cty
1699 
	shr	edx,ROUND  ; sar
 1706 
	shr	edx,ROUND  ; sar
1700 
 
 1707 
 
1701 
	mov	edi,.ctx
 1708 
	mov	edi,.ctx
1702 
	shr	edi,ROUND  ; sar
 1709 
	shr	edi,ROUND  ; sar
1703 
else
 1710 
else
1704 
	movq	mm1,mm7
 1711 
	movq	mm1,mm7
1705 
	psrld	mm1,ROUND
 1712 
	psrld	mm1,ROUND
1706 
	movd	edx,mm1
 1713 
	movd	edx,mm1
1707 
	psrlq	mm1,32
 1714 
	psrlq	mm1,32
1708 
	movd	edi,mm1
 1715 
	movd	edi,mm1
1709 
 
 1716 
 
1710 
end if
 1717 
end if
1711 
 
 1718 
 
1712 
	shl	edx,TEX_SHIFT
 1719 
	shl	edx,TEX_SHIFT
1713 
	add	edi,edx
 1720 
	add	edi,edx
1714 
	and	edi,TEXTURE_SIZE
 1721 
	and	edi,TEXTURE_SIZE
1715 
	lea	esi,[edi*3]
 1722 
	lea	esi,[edi*3]
1716 
	add	esi,.tex_map
 1723 
	add	esi,.tex_map
1717 
 
 1724 
 
1718 
if Ext=NON
 1725 
if Ext=NON
1719 
	mov	edx,eax
 1726 
	mov	edx,eax
1720 
	lodsd
 1727 
	lodsd
1721 
	push	ax
 1728 
	push	ax
1722 
	mul	dl
 1729 
	mul	dl
1723 
	mov	dl,ah
 1730 
	mov	dl,ah
1724 
	pop	ax
 1731 
	pop	ax
1725 
	shr	ax,8
 1732 
	shr	ax,8
1726 
	mul	dh
 1733 
	mul	dh
1727 
	mov	al,dl
 1734 
	mov	al,dl
1728 
	mov	edi,.c_scr
 1735 
	mov	edi,.c_scr
1729 
	stosw
 1736 
	stosw
1730 
	shr	edx,16
 1737 
	shr	edx,16
1731 
	shr	eax,16
 1738 
	shr	eax,16
1732 
	mul	dl
 1739 
	mul	dl
1733 
	shr	ax,8
 1740 
	shr	ax,8
1734 
	stosb
 1741 
	stosb
1735 
else
 1742 
else
1736 
	movd	   mm0,eax
 1743 
	movd	   mm0,eax
1737 
	pxor	   mm1,mm1
 1744 
	pxor	   mm1,mm1
1738 
	punpcklbw  mm0,mm1
 1745 
	punpcklbw  mm0,mm1
1739 
	movd	   mm2,[esi]
 1746 
	movd	   mm2,[esi]
1740 
	punpcklbw  mm2,mm1
 1747 
	punpcklbw  mm2,mm1
1741 
	pmullw	   mm0,mm2
 1748 
	pmullw	   mm0,mm2
1742 
	psrlw	   mm0,8
 1749 
	psrlw	   mm0,8
1743 
	packuswb   mm0,mm1
 1750 
	packuswb   mm0,mm1
1744 
	mov	   edi,.c_scr
 1751 
	mov	   edi,.c_scr
1745 
	movd	   [edi],mm0
 1752 
	movd	   [edi],mm0
1746 
 
 1753 
 
1747 
end if
 1754 
end if
1748 
 
 1755 
 
1749 
	jmp	.actual_zbuff	; actualize z buffer
 1756 
	jmp	.actual_zbuff	; actualize z buffer
1750 
     @@:
 1757 
     @@:
1751 
     .black:
 1758 
     .black:
1752 
	xor	eax,eax
 1759 
	xor	eax,eax
1753 
	mov	edi,.c_scr
 1760 
	mov	edi,.c_scr
1754 
	stosd
 1761 
	stosd
1755 
     .actual_zbuff:
 1762 
     .actual_zbuff:
1756 
	mov	eax,.cz
 1763 
	mov	eax,.cz
1757 
	mov	edi,.czbuff
 1764 
	mov	edi,.czbuff
1758 
	stosd
 1765 
	stosd
1759 
 
 1766 
 
1760 
      .skip:
 1767 
      .skip:
1761 
	add	dword .czbuff,4
 1768 
	add	dword .czbuff,4
1762 
	add	dword .c_scr,3
 1769 
	add	dword .c_scr,3
1763 
 
 1770 
 
1764 
if Ext=NON
 1771 
if Ext=NON
1765 
	mov	eax,.dbx
 1772 
	mov	eax,.dbx
1766 
	add	.cbx,eax
 1773 
	add	.cbx,eax
1767 
	mov	ebx,.dby
 1774 
	mov	ebx,.dby
1768 
	add	.cby,ebx
 1775 
	add	.cby,ebx
1769 
 
 1776 
 
1770 
	mov	edx,.dex
 1777 
	mov	edx,.dex
1771 
	add	.cex,edx
 1778 
	add	.cex,edx
1772 
	mov	eax,.dey
 1779 
	mov	eax,.dey
1773 
	add	.cey,eax
 1780 
	add	.cey,eax
1774 
 
 1781 
 
1775 
	mov	ebx,.dtx
 1782 
	mov	ebx,.dtx
1776 
	add	.ctx,ebx
 1783 
	add	.ctx,ebx
1777 
	mov	edx,.dty
 1784 
	mov	edx,.dty
1778 
	add	.cty,edx
 1785 
	add	.cty,edx
1779 
 
 1786 
 
1780 
else
 1787 
else
1781 
	paddd	mm7,.dty
 1788 
	paddd	mm7,.dty
1782 
	paddd	mm6,.dby
 1789 
	paddd	mm6,.dby
1783 
	paddd	mm5,.dey
 1790 
	paddd	mm5,.dey
1784 
end if
 1791 
end if
1785 
	mov	eax,.dz
 1792 
	mov	eax,.dz
1786 
	add	.cz,eax
 1793 
	add	.cz,eax
1787 
 
 1794 
 
1788 
	dec	ecx
 1795 
	dec	ecx
1789 
	jnz	.draw
 1796 
	jnz	.draw
1790 
 
 1797 
 
1791 
  .bl_end:
 1798 
  .bl_end:
1792 
	mov	esp,ebp
 1799 
	mov	esp,ebp
1793 
ret 76
 1800 
ret 76
1794 
;Ext = MMX
 1801 
;Ext = MMX
1795 
 
 1802 
 
1796 
;     else
 1803 
;     else
1797 
;        movq    mm5, qword[.temp1]  ;-
 1804 
;        movq    mm5, qword[.temp1]  ;-
1798 
;        paddd   mm5, qword[.temp5]  ; .temp5 == low dword = TEX_X, high dword = -TEX_X
 1805 
;        paddd   mm5, qword[.temp5]  ; .temp5 == low dword = TEX_X, high dword = -TEX_X
1799 
;        pand    mm5, qword[.temp3]  ; .temp3 == low = high dword = TEX_SIZE
 1806 
;        pand    mm5, qword[.temp3]  ; .temp3 == low = high dword = TEX_SIZE
1800 
;        paddd   mm5, qword[.temp4]  ; .temp4 == low = high dword = offset .bmap
 1807 
;        paddd   mm5, qword[.temp4]  ; .temp4 == low = high dword = offset .bmap
1801 
;        movd    ebx,mm5
 1808 
;        movd    ebx,mm5
1802 
;        psrlq   mm5,32
 1809 
;        psrlq   mm5,32
1803 
;     end if
 1810 
;     end if