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Rev

Rev 307 | Only display areas with differences | Regard whitespace | Details | Blame | Last modification | View Log | RSS feed

Rev 307 Rev 5158
1 
;esi - screen size
 1 
;esi - screen size
2 
;edi - pointer to image
 2 
;edi - pointer to image
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csi_width equ [esi+2]
 3 
csi_width equ [esi+2]
4 
csi_height equ [esi]
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csi_height equ [esi]
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csi_bitspp equ [esi+4]
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csi_bitspp equ [esi+4]
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csi_bytesps equ [esi+6]
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csi_bytesps equ [esi+6]
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 7 
 
8 
 
 8 
 
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copy_screen_to_image:
 9 
copy_screen_to_image:
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pusha
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pusha
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	xor	edx,edx
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	xor	edx,edx
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	xor	ecx,ecx
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	xor	ecx,ecx
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	xor	ebx,ebx
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	xor	ebx,ebx
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 14 
 
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	bt	dword [use_rect.flags],1
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	bt	dword [use_rect.flags],1
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	jc	copy_area
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	jc	copy_area
17 
 
 17 
 
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	cmp	csi_bitspp,word 24
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	cmp	csi_bitspp,word 24
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	je	.next_str_24
 19 
	je	.next_str_24
- 
 
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	cmp	csi_bitspp,word 16
- 
 
 21 
	je	.next_str_16
20 
 
 22 
 
21 
.next_str_32:
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.next_str_32:
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	push	edx ebx
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	push	edx ebx
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	xor	ebx,ebx
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	xor	ebx,ebx
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@@:
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@@:
25 
	;push    eax
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	;push	 eax
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	mov	eax,[gs:edx]
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	mov	eax,[gs:edx]
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	mov	[edi+ecx],ax
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	mov	[edi+ecx],ax
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	shr	eax,8
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	shr	eax,8
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	mov	[edi+ecx+2],ah
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	mov	[edi+ecx+2],ah
30 
	;pop     eax
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	;pop	 eax
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	add	ecx,3
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	add	ecx,3
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	add	edx,4;eax
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	add	edx,4;eax
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	inc	bx
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	inc	bx
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	cmp	bx,csi_width
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	cmp	bx,csi_width
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	jl     @b
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	jl     @b
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	pop	ebx edx
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	pop	ebx edx
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	add	edx,csi_bytesps
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	add	edx,csi_bytesps
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	inc	bx
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	inc	bx
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	cmp	bx,csi_height
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	cmp	bx,csi_height
40 
	jl	.next_str_32
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	jl	.next_str_32
41 
popa
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popa
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ret
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ret
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44 
.next_str_24:
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.next_str_24:
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	push	edx ebx
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	push	edx ebx
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	xor	ebx,ebx
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	xor	ebx,ebx
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@@:
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@@:
48 
	;push    eax
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	;push	 eax
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	mov	eax,[gs:edx]
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	mov	eax,[gs:edx]
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	mov	[edi+ecx],ax
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	mov	[edi+ecx],ax
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	shr	eax,8
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	shr	eax,8
52 
	mov	[edi+ecx+2],ah
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	mov	[edi+ecx+2],ah
53 
	;pop     eax
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	;pop	 eax
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	add	ecx,3
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	add	ecx,3
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	add	edx,3;eax
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	add	edx,3;eax
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	inc	bx
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	inc	bx
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	cmp	bx,csi_width
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	cmp	bx,csi_width
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	jl     @b
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	jl     @b
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	pop	ebx edx
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	pop	ebx edx
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	add	edx,csi_bytesps
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	add	edx,csi_bytesps
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	inc	bx
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	inc	bx
62 
	cmp	bx,csi_height
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	cmp	bx,csi_height
63 
	jl	.next_str_24
 65 
	jl	.next_str_24
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popa
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popa
- 
 
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ret
- 
 
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- 
 
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.next_str_16:
- 
 
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	push	edx ebx
- 
 
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	xor	ebx,ebx
- 
 
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@@:
- 
 
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	;push	 eax
- 
 
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	mov	eax,[gs:edx]
- 
 
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	shl	eax, 3
- 
 
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	ror	eax, 8
- 
 
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	shl	ax, 2
- 
 
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	ror	eax, 8
- 
 
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	shl	al, 3
- 
 
 80 
	mov	[edi+ecx+2],al
- 
 
 81 
	rol	eax, 16
- 
 
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	mov	[edi+ecx],ax
- 
 
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	;pop	 eax
- 
 
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	add	ecx,3
- 
 
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	add	edx,2
- 
 
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	inc	bx
- 
 
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	cmp	bx,csi_width
- 
 
 88 
	jl     @b
- 
 
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	pop	ebx edx
- 
 
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	add	edx,csi_bytesps
- 
 
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	inc	bx
- 
 
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	cmp	bx,csi_height
- 
 
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	jl	.next_str_16
- 
 
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popa
65 
ret
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ret
66 
 
 96 
 
67 
copy_area:
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copy_area:
68 
	mov	eax,[scr.bytesps]
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	mov	eax,[scr.bytesps]
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	mov	ebx,eax
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	mov	ebx,eax
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	movzx	ecx,word [rect.top]
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	movzx	ecx,word [rect.top]
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	mul	ecx
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	mul	ecx
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	movzx	ecx,word [rect.width]
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	movzx	ecx,word [rect.width]
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	shl	ecx,2
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	shl	ecx,2
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	sub	ebx,ecx
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	sub	ebx,ecx
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	movzx	ecx,word [rect.left]
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	movzx	ecx,word [rect.left]
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	shl	ecx,2
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	shl	ecx,2
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	add	eax,ecx
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	add	eax,ecx
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	movzx	ecx,word [rect.height]
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	movzx	ecx,word [rect.height]
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	mov	edx,eax
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	mov	edx,eax
80 
.next_str:
 110 
.next_str:
81 
	movzx	esi,word [rect.width]
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	movzx	esi,word [rect.width]
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.next_pixel:
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.next_pixel:
83 
	mov	eax,[gs:edx]
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	mov	eax,[gs:edx]
84 
	mov	[edi],ax
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	mov	[edi],ax
85 
	shr	eax,8
 115 
	shr	eax,8
86 
	mov	[edi+2],ah
 116 
	mov	[edi+2],ah
87 
	add	edx,4
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	add	edx,4
88 
	add	edi,3
 118 
	add	edi,3
89 
	dec	esi
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	dec	esi
90 
	jnz	.next_pixel
 120 
	jnz	.next_pixel
91 
	add	edx,ebx
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	add	edx,ebx
92 
	loop	.next_str
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	loop	.next_str
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popa
 123 
popa
94 
ret
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ret