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Rev 5159 Rev 8069
Line 22... Line 22...
22 
endl
 22 
endl
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pushad
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pushad
Line 24... Line 24...
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 24 
 
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	mov eax,[p1]
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	mov eax,[p1]
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	mov ebx,[p2]
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	mov ebx,[p2]
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	mov ecx,[ebx+offs_zbup_y]
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	mov ecx,[ebx+ZBufferPoint.y]
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	cmp [eax+offs_zbup_y], ecx ;if (p1.y > p2.y)
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	cmp [eax+ZBufferPoint.y], ecx ;if (p1.y > p2.y)
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	jg @f
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	jg @f
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	jl .end_0 ;if (p1.y != p2.y)
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	jl .end_0 ;if (p1.y != p2.y)
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	mov ecx,[ebx+offs_zbup_x]
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	mov ecx,[ebx+ZBufferPoint.x]
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	cmp [eax+offs_zbup_x], ecx ;if (p1.x > p2.x)
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	cmp [eax+ZBufferPoint.x], ecx ;if (p1.x > p2.x)
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	jle .end_0 ;if (p1.x <= p2.x)
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	jle .end_0 ;if (p1.x <= p2.x)
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	@@: ;if (p1.y > p2.y || (p1.y == p2.y && p1.x > p2.x))
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	@@: ;if (p1.y > p2.y || (p1.y == p2.y && p1.x > p2.x))
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		mov [p1],ebx
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		mov [p1],ebx
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		mov [p2],eax
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		mov [p2],eax
Line 37... Line 37...
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	.end_0:
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	.end_0:
38 
 
 38 
 
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	mov eax,[zb]
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	mov eax,[zb]
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	mov edx,[eax+offs_zbuf_xsize]
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	mov edx,[eax+ZBuffer.xsize]
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	mov [sx],edx
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	mov [sx],edx
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	mov ecx,[p1]
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	mov ecx,[p1]
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	mov edi,[eax+offs_zbuf_linesize]
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	mov edi,[eax+ZBuffer.linesize]
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	imul edi,[ecx+offs_zbup_y]
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	imul edi,[ecx+ZBufferPoint.y]
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	mov edx,[ecx+offs_zbup_x]
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	mov edx,[ecx+ZBufferPoint.x]
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	imul edx,PSZB
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	imul edx,PSZB
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	add edi,edx
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	add edi,edx
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	add edi,[eax+offs_zbuf_pbuf] ;edi = (zb.pbuf + zb.linesize*p1.y + p1.x*PSZB)
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	add edi,[eax+ZBuffer.pbuf] ;edi = (zb.pbuf + zb.linesize*p1.y + p1.x*PSZB)
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if INTERP_Z eq 1
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if INTERP_Z eq 1
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	mov edx,[ecx+offs_zbup_y]
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	mov edx,[ecx+ZBufferPoint.y]
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	imul edx,[sx]
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	imul edx,[sx]
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	add edx,[ecx+offs_zbup_x]
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	add edx,[ecx+ZBufferPoint.x]
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	shl edx,1
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	shl edx,1
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	add edx,[eax+offs_zbuf_zbuf]
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	add edx,[eax+ZBuffer.zbuf]
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	mov [pz],edx ;pz = zb.zbuf + (p1.y*sx + p1.x)
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	mov [pz],edx ;pz = zb.zbuf + (p1.y*sx + p1.x)
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	mov edx,[ecx+offs_zbup_z]
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	mov edx,[ecx+ZBufferPoint.z]
Line 57... Line 57...
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	mov [z],edx ;z = p1.z
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	mov [z],edx ;z = p1.z
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end if
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end if
59 
 
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	mov ebx,[p2]
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	mov ebx,[p2]
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	mov eax,[ebx+offs_zbup_x]
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	mov eax,[ebx+ZBufferPoint.x]
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	sub eax,[ecx+offs_zbup_x]
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	sub eax,[ecx+ZBufferPoint.x]
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	mov [d_x],eax ;d_x = p2.x - p1.x
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	mov [d_x],eax ;d_x = p2.x - p1.x
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	mov eax,[ebx+offs_zbup_y]
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	mov eax,[ebx+ZBufferPoint.y]
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	sub eax,[ecx+offs_zbup_y]
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	sub eax,[ecx+ZBufferPoint.y]
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	mov [d_y],eax ;d_y = p2.y - p1.y
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	mov [d_y],eax ;d_y = p2.y - p1.y
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if TGL_FEATURE_RENDER_BITS eq 24
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if TGL_FEATURE_RENDER_BITS eq 24
68 
	; for 24 bits, we store the colors in different variables
 68 
	; for 24 bits, we store the colors in different variables
69 
	mov eax,[ebx+offs_zbup_r]
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	mov eax,[ebx+ZBufferPoint.r]
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	shr eax,8
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	shr eax,8
71 
	mov [r],eax ;r = p2.r >> 8
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	mov [r],eax ;r = p2.r >> 8
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	mov eax,[ebx+offs_zbup_g]
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	mov eax,[ebx+ZBufferPoint.g]
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	shr eax,8
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	shr eax,8
74 
	mov [g],eax ;g = p2.g >> 8
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	mov [g],eax ;g = p2.g >> 8
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	mov eax,[ebx+offs_zbup_b]
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	mov eax,[ebx+ZBufferPoint.b]
Line 76... Line 76...
76 
	shr eax,8
 76 
	shr eax,8
Line 121... Line 121...
121 
	mov eax,d_x
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	mov eax,d_x
122 
	mov [n],eax
 122 
	mov [n],eax
123 
if INTERP_Z eq 1
 123 
if INTERP_Z eq 1
124 
	mov ebx,[p1]
 124 
	mov ebx,[p1]
125 
	mov eax,[p2]
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	mov eax,[p2]
126 
	mov eax,[eax+offs_zbup_z]
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	mov eax,[eax+ZBufferPoint.z]
127 
	cmp eax,[ebx+offs_zbup_z]
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	cmp eax,[ebx+ZBufferPoint.z]
128 
	jg .mz_0
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	jg .mz_0
129 
	je .mz_1
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	je .mz_1
130 
		;if(p2.z
 130 
		;if(p2.z
131 
		sub eax,[ebx+offs_zbup_z]
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		sub eax,[ebx+ZBufferPoint.z]
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		neg eax
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		neg eax
133 
		inc eax
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		inc eax
134 
		xor edx,edx
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		xor edx,edx
135 
		div dword[n]
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		div dword[n]
136 
		neg eax
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		neg eax
137 
		inc eax
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		inc eax
138 
		jmp .mz_2
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		jmp .mz_2
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	.mz_0:
 139 
	.mz_0:
140 
	sub eax,[ebx+offs_zbup_z]
 140 
	sub eax,[ebx+ZBufferPoint.z]
141 
	xor edx,edx
 141 
	xor edx,edx
142 
	div dword[n]
 142 
	div dword[n]
143 
	jmp .mz_2
 143 
	jmp .mz_2
144 
	.mz_1:
 144 
	.mz_1:
145 
		xor eax,eax
 145 
		xor eax,eax