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2000 mario79 1 
;---------------------------------------------------------------------
2 
; ÓÑÒÀÍÎÂÈÒÜ ÔÎÍ
3 
background:
4 
	cmp	[soi],0
5 
	je	.end
2163 mario79 6 
 
2000 mario79 7 
	cmp	[bgrmode],dword 2
2163 mario79 8 
	ja	.stretch_crop
9 
 
2000 mario79 10 
	mov	ecx,[img_width]	;	øèðèíà
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	test	ecx,ecx
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	jz	.end
13 
	mov	edx,[img_high]	; âûñîòà 
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	test	edx,edx
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	jz	.end
16 
	mcall	15,1	; set size
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18 
	mov	esi,ecx
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	imul	esi,edx
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	lea	esi,[esi*3]
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	mov	ecx,[soi]
22 
 
23 
	xor	edx,edx
24 
 
25 
	cmp	[img_resolution],24
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	je	@f
2163 mario79 27 
 
2000 mario79 28 
	push	dword image_file
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	call	[convert_Conv_24b]
2163 mario79 30 
 
2000 mario79 31 
	mov	ecx,[raw_pointer_2]
2163 mario79 32 
	add	ecx,44
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	mcall	15,5		;15,5 set data
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	mcall	68,13,[raw_pointer_2]
2000 mario79 35 
	jmp	.set_mode
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@@:
2163 mario79 37 
	mcall	15,5		; 15,5 set data
2000 mario79 38 
.set_mode:
2163 mario79 39 
	mcall	15,4,[bgrmode]	; 15,4 set mode
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	dec	ebx		; 15,3 redraw background
2000 mario79 41 
	mcall
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.end:
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	ret
2163 mario79 44 
;---------------------------------------------------------------------
45 
.stretch_crop:
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;	cmp	[bgrmode],dword 3
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;	jne	.stretch_inscribe
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	xor	eax,eax
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	mov	[stretch_start_coordinates],eax
50 
 
51 
	mcall	14
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53 
	mov	ebx,eax
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	and	eax,0xffff
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	inc	eax
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	mov	[screen_high],eax
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	shr	ebx,16
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	inc	ebx
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	mov	[screen_width],ebx
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61 
	xchg	eax,ebx
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	call	calculate_relation
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	mov	[screen_relation],eax
64 
 
65 
	mov	eax,[img_width]
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	mov	ebx,[img_high]
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	call	calculate_relation
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	mov	[picture_relation],eax
69 
 
70 
	cmp	eax,[screen_relation]
71 
	jb	@f
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; Y = Yimg
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; X = Yimg*Xscreen/Yscreen
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	mov	eax,[img_high]
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	mov	[stretch_img_high],eax
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	mov	eax,[img_high]
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	imul	eax,dword [screen_width]
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	mov	ebx,[screen_high]
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	call	integer_division
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	mov	[stretch_img_width],eax
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	mov	ebx,[img_width]
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	sub	ebx,eax
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	shr	ebx,1
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	mov	[stretch_start_coordinates.x],bx
85 
	jmp	.continue
86 
@@:
87 
; X = Ximg
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; Y = Ximg*Yscreen/Xscreen
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	mov	eax,[img_width]
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	mov	[stretch_img_width],eax
91 
	mov	eax,[img_width]
92 
	imul	eax,dword [screen_high]
93 
	mov	ebx,[screen_width]
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	call	integer_division
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	mov	[stretch_img_high],eax
96 
	mov	ebx,[img_high]
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	sub	ebx,eax
98 
	shr	ebx,1
99 
	mov	[stretch_start_coordinates.y],bx
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.continue:
101 
	mov	ebx,[screen_width]
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	shl	ebx,16
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	add	ebx,[screen_high]
104 
 
105 
	mov	eax,[stretch_img_width]
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	shl	eax,16
107 
	add	eax,[stretch_img_high]
108 
 
109 
	push	dword eax			; eax - crop size
110 
	push	dword 0				; edi - background color
111 
	push	dword 1				; esi - filtering
112 
	push	dword 0				; edx - scaling mode
113 
	push	dword [stretch_start_coordinates]	; ecx - start_coordinates
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	push	ebx				; ebx - new_size
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	push	dword image_file		; eax -  convert data table
116 
 
117 
	call	[Scaling_Start]
118 
	call	background_1
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	ret
120 
 
121 
;---------------------------------------------------------------------
122 
;.stretch_inscribe:
123 
;	ret
124 
;---------------------------------------------------------------------
125 
background_1:
126 
	mov	ecx,[screen_width]	;[crop_img_width]	; øèðèíà
127 
	test	ecx,ecx
128 
	jz	.end
129 
	mov	edx,[screen_high]	;[crop_img_high]	; âûñîòà 
130 
	test	edx,edx
131 
	jz	.end
132 
	mcall	15,1	; set size
133 
 
134 
	mov	esi,ecx
135 
	imul	esi,edx
136 
	lea	esi,[esi*3]
137 
	mov	ecx,[raw_pointer_2]	;[soi]
138 
	mov	eax,[ecx+28]
139 
	add	ecx,eax
140 
 
141 
	xor	edx,edx
142 
 
143 
	mov	eax,[raw_pointer_2]
144 
	mov	eax,[eax+12]		;overall depth of the pixel
145 
	cmp	al,24
146 
	je	@f
147 
 
148 
	mov	eax,[raw_pointer_2]
149 
	mov	[crop_raw_pointer],eax
150 
 
151 
	push	dword crop_image_file
152 
	call	[convert_Conv_24b]
153 
 
154 
	mov	ecx,[crop_raw_pointer_2]
155 
	add	ecx,44
156 
	mcall	15,5		;15,5 set data
157 
	mcall	68,13,[crop_raw_pointer_2]
158 
	jmp	.set_mode
159 
@@:
160 
	mcall	15,5		; 15,5 set data
161 
.set_mode:
162 
	xor	ecx,ecx
163 
	inc	ecx
164 
;	mov	ecx,[bgrmode]
165 
	mcall	15,4		; 15,4 set mode
166 
	dec	ebx		; 15,3 redraw background
167 
	mcall
168 
.end:
169 
	mov	ecx,[raw_pointer_2]
170 
	mcall	68,13
171 
	ret
2000 mario79 172 
;---------------------------------------------------------------------