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Rev 1245 Rev 6619
Line 45... Line 45...
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	or	edx,ebx 	; if any *one* of them is negative a sign flag is raised
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	or	edx,ebx 	; if any *one* of them is negative a sign flag is raised
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	or	edx,ecx
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	or	edx,ecx
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	test	edx,80008000h	; Check both X&Y at once
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	test	edx,80008000h	; Check both X&Y at once
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	jne	.end_triangle
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	jne	.end_triangle
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 49 
 
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	mov	dx,[size_x_var]
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	cmp	word[.x1],SIZE_X    ; {
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	cmp	word[.x1],dx  ;SIZE_X    ; {
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	jg	.end_triangle
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	jg	.end_triangle
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	cmp	word[.x2],SIZE_X     ; This can be optimized with effort
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	cmp	word[.x2],dx  ;SIZE_X     ; This can be optimized with effort
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	jg	.end_triangle
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	jg	.end_triangle
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	cmp	word[.x3],SIZE_X
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	cmp	word[.x3],dx  ;SIZE_X
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	jg	.end_triangle	; }
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	jg	.end_triangle	; }
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	shr	eax,16
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	shr	eax,16
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    ;---------edx - y position of line
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    ;---------edx - y position of line
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    ;---------edi - pointer to buffer
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    ;---------edi - pointer to buffer
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	jcxz	.end_hor_l
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	jcxz	.end_hor_l
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;        or      edx,edx
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;        or      edx,edx
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;        jl      .end_hor_l
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;        jl      .end_hor_l
- 
 
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	movzx	esi,word[size_y_var]
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	cmp	edx,SIZE_Y
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	cmp	edx,esi  ;SIZE_Y
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	jg	.end_hor_l
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	jg	.end_hor_l
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	push	eax
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	push	eax
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	movzx	eax,word[size_x_var]
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	mov	eax,SIZE_X*3
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	lea	eax,[eax*3]
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   ;     mov     eax,SIZE_X*3
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	mul	edx
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	mul	edx
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	add	edi,eax 	; calculate line begin adress
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	add	edi,eax 	; calculate line begin adress
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	;add     edi,ebx
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	;add     edi,ebx
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	;shl     ebx,1
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	;shl     ebx,1
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	lea	edi,[edi+ebx*2]
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	lea	edi,[edi+ebx*2]