WebSVN – Kolibri OS – Diff – /programs/develop/libraries/TinyGL/asm_fork/clip.asm



	fld1
	fdiv dword[ebx+offs_vert_pc+offs_W] ;st0 = 1/v.pc.W

 
	fld dword[ebx+offs_vert_pc+offs_X] ;st0 = v.pc.X
	fmul st0,st1
	fmul dword[eax+GLContext.viewport+offs_vpor_scale+offs_X]
	fadd dword[eax+GLContext.viewport+offs_vpor_trans+offs_X]

	fistp dword[ebx+offs_vert_zp] ;v.zp.x = st0, st0 = st1
 
	fld dword[ebx+offs_vert_pc+offs_Y] ;st0 = v.pc.Y
	fmul st0,st1
	fmul dword[eax+GLContext.viewport+offs_vpor_scale+offs_Y]

	fadd dword[eax+GLContext.viewport+offs_vpor_trans+offs_Y]
	fistp dword[ebx+offs_vert_zp+offs_zbup_y] ;v.zp.y = st0, st0 = st1
 
	fld dword[ebx+offs_vert_pc+offs_Z] ;st0 = v.pc.Z
	fmulp

	fmul dword[eax+GLContext.viewport+offs_vpor_scale+offs_Z]
	fadd dword[eax+GLContext.viewport+offs_vpor_trans+offs_Z]
	fistp dword[ebx+offs_vert_zp+offs_zbup_z] ;v.zp.z = st0, st0 = st1
 
	; color
	cmp dword[eax+GLContext.lighting_enabled],0 ;if (context.lighting_enabled)
	je @f

		stdcall RGBFtoRGBI, dword[ebx+offs_vert_color],dword[ebx+offs_vert_color+4],dword[ebx+offs_vert_color+8]
		jmp .end_if
align 4
	@@:
		; no need to convert to integer if no lighting : take current color
		mov ecx,[eax+GLContext.longcurrent_color]
		mov dword[ebx+offs_vert_zp+offs_zbup_r],ecx
		mov ecx,[eax+GLContext.longcurrent_color+4]
		mov dword[ebx+offs_vert_zp+offs_zbup_g],ecx
		mov ecx,[eax+GLContext.longcurrent_color+8]
		mov dword[ebx+offs_vert_zp+offs_zbup_b],ecx
	.end_if:

  
	; texture
	cmp dword[eax+GLContext.texture_2d_enabled],0
	je @f
		mov eax,[eax+GLContext.current_texture] ;eax = &context.current_texture
		mov eax,[eax] ;eax = context.current_texture

		;[eax+offs_text_images] = im = &context.current_texture.images[0]
 

proc gl_draw_point uses eax ebx, context:dword, p0:dword
	mov ebx,[p0]
	cmp dword[ebx+offs_vert_clip_code],0 ;if (p0.clip_code == 0)
	jne @f
	mov eax,[context]
	cmp dword[eax+GLContext.render_mode],GL_SELECT
	jne .els
		stdcall gl_add_select, eax,dword[ebx+offs_vert_zp+offs_zbup_z],dword[ebx+offs_vert_zp+offs_zbup_z] ;p0.zp.z,p0.zp.z
		jmp @f
align 4
	.els:
		add ebx,offs_vert_zp
		stdcall ZB_plot, dword[eax+GLContext.zb],ebx
	@@:
	ret
endp

 

	cmp dword[edi+offs_vert_clip_code],0
	jne .els_i
	cmp dword[esi+offs_vert_clip_code],0
	jne .els_i
		;if ( (p1.clip_code | p2.clip_code) == 0)
		cmp dword[edx+GLContext.render_mode],GL_SELECT ;if (context.render_mode == GL_SELECT)
		jne .els_1
			stdcall gl_add_select1, edx,dword[edi+offs_vert_zp+offs_zbup_z],\
				dword[esi+offs_vert_zp+offs_zbup_z],dword[esi+offs_vert_zp+offs_zbup_z]
			jmp .end_f
align 4
		.els_1:
			add edi,offs_vert_zp
			add esi,offs_vert_zp
			push esi
			push edi
			push dword[edx+GLContext.zb]
			cmp dword[edx+GLContext.depth_test],0
			je .els_2
				;if (context.depth_test)
				call ZB_line_z ;, dword[edx+GLContext.zb],edi,esi
				jmp .end_f
align 4
			.els_2:
				call ZB_line ;, dword[edx+GLContext.zb],edi,esi
				jmp .end_f
align 4
	.els_i:
		;else if ( (p1.clip_code & p2.clip_code) != 0 )
		mov eax,[edi+offs_vert_clip_code]

 
	add eax,offs_vert_zp ;eax = &q2.zp
	push eax
	sub eax,sizeof.GLVertex ;eax = &q1.zp
	push eax
	push dword[edx+GLContext.zb]
	cmp dword[edx+GLContext.depth_test],0
	je .els_3
		call ZB_line_z ;(context.zb,&q1.zp,&q2.zp)
		jmp .end_f
align 4

;edi - q
align 16
proc updateTmp uses eax ecx edx, context:dword, p0:dword, p1:dword, t:dword
	mov edx,[context]
	mov eax,[p0]
	cmp dword[edx+GLContext.current_shade_model],GL_SMOOTH ;if (context.current_shade_model == GL_SMOOTH)
	jne .els_0
		mov ecx,[p1]
		fld dword[ecx+offs_vert_color]
		fsub dword[eax+offs_vert_color]
		fmul dword[t]

		mov [edi+offs_vert_color+4],ecx ;q.color.v[1]=p0.color.v[1]
		mov ecx,[eax+offs_vert_color+8]
		mov [edi+offs_vert_color+8],ecx ;q.color.v[2]=p0.color.v[2]
	@@:

 
	cmp dword[edx+GLContext.texture_2d_enabled],0 ;if (context.texture_2d_enabled)
	je @f
		mov ecx,[p1]
		fld dword[ecx+offs_vert_tex_coord+offs_X]
		fsub dword[eax+offs_vert_tex_coord+offs_X]

		je .end_f
		jae @f
			inc dword[front] ;front = norm < 0.0
		@@:
		mov edi,[context]
		mov eax,dword[edi+GLContext.current_front_face]
		xor dword[front],eax ;front ^= context.current_front_face

 
		; back face culling
		cmp dword[edi+GLContext.cull_face_enabled],0
		je .els_1
			; most used case first
			cmp dword[edi+GLContext.current_cull_face],GL_BACK
			jne @f
				cmp dword[front],0
				je .end_f
					stdcall dword[edi+GLContext.draw_triangle_front], edi,ebx,ecx,edx
				jmp .end_f
align 4
			@@:
			cmp dword[edi+GLContext.current_cull_face],GL_FRONT
			jne .end_f
				cmp dword[front],0
				jne .end_f
					stdcall dword[edi+GLContext.draw_triangle_back], edi,ebx,ecx,edx
			jmp .end_f
align 4
		.els_1:
			; no culling
			cmp dword[front],0
			je @f
				stdcall dword[edi+GLContext.draw_triangle_front], edi,ebx,ecx,edx
				jmp .end_f
align 4
			@@:
				stdcall dword[edi+GLContext.draw_triangle_back], edi,ebx,ecx,edx
		jmp .end_f
align 4
	.els_0:
		;eax = cc[2]

	mov ebx,[p1]
	add ebx,offs_vert_zp
	mov ecx,[p2]
	add ecx,offs_vert_zp
	mov edx,[context]
	cmp dword[edx+GLContext.texture_2d_enabled],0
	je .els_i
		;if (context.texture_2d_enabled)
if PROFILE eq 1
	inc dword[count_triangles_textured]
end if
		mov eax,[edx+GLContext.current_texture]
		mov eax,[eax] ;переход по указателю
		;так как offs_text_images+offs_imag_pixmap = 0 то context.current_texture.images[0].pixmap = [eax]
		stdcall ZB_setTexture, [edx+GLContext.zb], [eax],\
			[eax+offs_imag_s_bound],[eax+offs_imag_t_bound],[eax+offs_imag_xsize_log2]
		mov eax,[p0]
		add eax,offs_vert_zp
		push ecx
		push ebx
		push eax
		push dword[edx+GLContext.zb]
		cmp dword[edx+GLContext.matrix_model_projection_no_w_transform],0
		je @f
			call ZB_fillTriangleMappingPerspective
			jmp .end_f
align 4
		@@:

		jmp .end_f
align 4
	.els_i:
		mov eax,[p0]
		add eax,offs_vert_zp
		cmp dword[edx+GLContext.current_shade_model],GL_SMOOTH
		jne .els
			;else if (context.current_shade_model == GL_SMOOTH)
			stdcall ZB_fillTriangleSmooth, dword[edx+GLContext.zb],eax,ebx,ecx
			jmp .end_f
align 4
		.els:
			stdcall ZB_fillTriangleFlat, dword[edx+GLContext.zb],eax,ebx,ecx
	.end_f:
popad
	ret
endp

 

; Render a clipped triangle in line mode
 
align 16
proc gl_draw_triangle_line uses eax ebx ecx edx, context:dword, p0:dword,p1:dword,p2:dword
	mov edx,[context]
	cmp dword[edx+GLContext.depth_test],0
	je .els
		lea ecx,[ZB_line_z]
		jmp @f

	je @f
		mov ebx,eax
		add ebx,offs_vert_zp
		mov eax,[p1]
		add eax,offs_vert_zp
		stdcall ecx,dword[edx+GLContext.zb],ebx,eax
	@@:
	;if (p1.edge_flag) ZB_line_z(context.zb,&p1.zp,&p2.zp)
	mov eax,[p1]
	cmp dword[eax+offs_vert_edge_flag],0
	je @f
		mov ebx,eax
		add ebx,offs_vert_zp
		mov eax,[p2]
		add eax,offs_vert_zp
		stdcall ecx,dword[edx+GLContext.zb],ebx,eax
	@@:
	;if (p2.edge_flag) ZB_line_z(context.zb,&p2.zp,&p0.zp);
	mov eax,[p2]
	cmp dword[eax+offs_vert_edge_flag],0
	je @f
		mov ebx,eax
		add ebx,offs_vert_zp
		mov eax,[p0]
		add eax,offs_vert_zp
		stdcall ecx,dword[edx+GLContext.zb],ebx,eax
	@@:

 
	ret

	mov eax,[p0]
	cmp dword[eax+offs_vert_edge_flag],0
	je @f
		mov ebx,eax
		add ebx,offs_vert_zp
		stdcall ZB_plot,dword[edx+GLContext.zb],ebx
	@@:
	mov eax,[p1]
	cmp dword[eax+offs_vert_edge_flag],0
	je @f
		mov ebx,eax
		add ebx,offs_vert_zp
		stdcall ZB_plot,dword[edx+GLContext.zb],ebx
	@@:
	mov eax,[p2]
	cmp dword[eax+offs_vert_edge_flag],0
	je @f
		mov ebx,eax
		add ebx,offs_vert_zp
		stdcall ZB_plot,dword[edx+GLContext.zb],ebx
	@@:
	ret
endp

Rev 6243	Rev 6523
Line 17...	Line 17...
17	fld1	17	fld1
18	fdiv dword[ebx+offs_vert_pc+offs_W] ;st0 = 1/v.pc.W	18	fdiv dword[ebx+offs_vert_pc+offs_W] ;st0 = 1/v.pc.W
Line 19...	Line 19...
19		19
20	fld dword[ebx+offs_vert_pc+offs_X] ;st0 = v.pc.X	20	fld dword[ebx+offs_vert_pc+offs_X] ;st0 = v.pc.X
21	fmul st0,st1	21	fmul st0,st1
22	fmul dword[eax+offs_cont_viewport+offs_vpor_scale+offs_X]	22	fmul dword[eax+GLContext.viewport+offs_vpor_scale+offs_X]
23	fadd dword[eax+offs_cont_viewport+offs_vpor_trans+offs_X]	23	fadd dword[eax+GLContext.viewport+offs_vpor_trans+offs_X]
Line 24...	Line 24...
24	fistp dword[ebx+offs_vert_zp] ;v.zp.x = st0, st0 = st1	24	fistp dword[ebx+offs_vert_zp] ;v.zp.x = st0, st0 = st1
25		25
26	fld dword[ebx+offs_vert_pc+offs_Y] ;st0 = v.pc.Y	26	fld dword[ebx+offs_vert_pc+offs_Y] ;st0 = v.pc.Y
27	fmul st0,st1	27	fmul st0,st1
28	fmul dword[eax+offs_cont_viewport+offs_vpor_scale+offs_Y]	28	fmul dword[eax+GLContext.viewport+offs_vpor_scale+offs_Y]
Line 29...	Line 29...
29	fadd dword[eax+offs_cont_viewport+offs_vpor_trans+offs_Y]	29	fadd dword[eax+GLContext.viewport+offs_vpor_trans+offs_Y]
30	fistp dword[ebx+offs_vert_zp+offs_zbup_y] ;v.zp.y = st0, st0 = st1	30	fistp dword[ebx+offs_vert_zp+offs_zbup_y] ;v.zp.y = st0, st0 = st1
31		31
32	fld dword[ebx+offs_vert_pc+offs_Z] ;st0 = v.pc.Z	32	fld dword[ebx+offs_vert_pc+offs_Z] ;st0 = v.pc.Z
33	fmulp	33	fmulp
Line 34...	Line 34...
34	fmul dword[eax+offs_cont_viewport+offs_vpor_scale+offs_Z]	34	fmul dword[eax+GLContext.viewport+offs_vpor_scale+offs_Z]
35	fadd dword[eax+offs_cont_viewport+offs_vpor_trans+offs_Z]	35	fadd dword[eax+GLContext.viewport+offs_vpor_trans+offs_Z]
36	fistp dword[ebx+offs_vert_zp+offs_zbup_z] ;v.zp.z = st0, st0 = st1	36	fistp dword[ebx+offs_vert_zp+offs_zbup_z] ;v.zp.z = st0, st0 = st1
37		37
38	; color	38	; color
39	cmp dword[eax+offs_cont_lighting_enabled],0 ;if (context.lighting_enabled)	39	cmp dword[eax+GLContext.lighting_enabled],0 ;if (context.lighting_enabled)
40	je @f	40	je @f
Line 48...	Line 48...
48	stdcall RGBFtoRGBI, dword[ebx+offs_vert_color],dword[ebx+offs_vert_color+4],dword[ebx+offs_vert_color+8]	48	stdcall RGBFtoRGBI, dword[ebx+offs_vert_color],dword[ebx+offs_vert_color+4],dword[ebx+offs_vert_color+8]
49	jmp .end_if	49	jmp .end_if
50	align 4	50	align 4
51	@@:	51	@@:
52	; no need to convert to integer if no lighting : take current color	52	; no need to convert to integer if no lighting : take current color
53	mov ecx,[eax+offs_cont_longcurrent_color]	53	mov ecx,[eax+GLContext.longcurrent_color]
54	mov dword[ebx+offs_vert_zp+offs_zbup_r],ecx	54	mov dword[ebx+offs_vert_zp+offs_zbup_r],ecx
55	mov ecx,[eax+offs_cont_longcurrent_color+4]	55	mov ecx,[eax+GLContext.longcurrent_color+4]
56	mov dword[ebx+offs_vert_zp+offs_zbup_g],ecx	56	mov dword[ebx+offs_vert_zp+offs_zbup_g],ecx
57	mov ecx,[eax+offs_cont_longcurrent_color+8]	57	mov ecx,[eax+GLContext.longcurrent_color+8]
58	mov dword[ebx+offs_vert_zp+offs_zbup_b],ecx	58	mov dword[ebx+offs_vert_zp+offs_zbup_b],ecx
59	.end_if:	59	.end_if:
Line 60...	Line 60...
60		60
61	; texture	61	; texture
62	cmp dword[eax+offs_cont_texture_2d_enabled],0	62	cmp dword[eax+GLContext.texture_2d_enabled],0
63	je @f	63	je @f
64	mov eax,[eax+offs_cont_current_texture] ;eax = &context.current_texture	64	mov eax,[eax+GLContext.current_texture] ;eax = &context.current_texture
65	mov eax,[eax] ;eax = context.current_texture	65	mov eax,[eax] ;eax = context.current_texture
Line 66...	Line 66...
66	;[eax+offs_text_images] = im = &context.current_texture.images[0]	66	;[eax+offs_text_images] = im = &context.current_texture.images[0]
67		67
Line 114...	Line 114...
114	proc gl_draw_point uses eax ebx, context:dword, p0:dword	114	proc gl_draw_point uses eax ebx, context:dword, p0:dword
115	mov ebx,[p0]	115	mov ebx,[p0]
116	cmp dword[ebx+offs_vert_clip_code],0 ;if (p0.clip_code == 0)	116	cmp dword[ebx+offs_vert_clip_code],0 ;if (p0.clip_code == 0)
117	jne @f	117	jne @f
118	mov eax,[context]	118	mov eax,[context]
119	cmp dword[eax+offs_cont_render_mode],GL_SELECT	119	cmp dword[eax+GLContext.render_mode],GL_SELECT
120	jne .els	120	jne .els
121	stdcall gl_add_select, eax,dword[ebx+offs_vert_zp+offs_zbup_z],dword[ebx+offs_vert_zp+offs_zbup_z] ;p0.zp.z,p0.zp.z	121	stdcall gl_add_select, eax,dword[ebx+offs_vert_zp+offs_zbup_z],dword[ebx+offs_vert_zp+offs_zbup_z] ;p0.zp.z,p0.zp.z
122	jmp @f	122	jmp @f
123	align 4	123	align 4
124	.els:	124	.els:
125	add ebx,offs_vert_zp	125	add ebx,offs_vert_zp
126	stdcall ZB_plot, dword[eax+offs_cont_zb],ebx	126	stdcall ZB_plot, dword[eax+GLContext.zb],ebx
127	@@:	127	@@:
128	ret	128	ret
129	endp	129	endp
Line 130...	Line 130...
130		130
Line 283...	Line 283...
283	cmp dword[edi+offs_vert_clip_code],0	283	cmp dword[edi+offs_vert_clip_code],0
284	jne .els_i	284	jne .els_i
285	cmp dword[esi+offs_vert_clip_code],0	285	cmp dword[esi+offs_vert_clip_code],0
286	jne .els_i	286	jne .els_i
287	;if ( (p1.clip_code \| p2.clip_code) == 0)	287	;if ( (p1.clip_code \| p2.clip_code) == 0)
288	cmp dword[edx+offs_cont_render_mode],GL_SELECT ;if (context.render_mode == GL_SELECT)	288	cmp dword[edx+GLContext.render_mode],GL_SELECT ;if (context.render_mode == GL_SELECT)
289	jne .els_1	289	jne .els_1
290	stdcall gl_add_select1, edx,dword[edi+offs_vert_zp+offs_zbup_z],\	290	stdcall gl_add_select1, edx,dword[edi+offs_vert_zp+offs_zbup_z],\
291	dword[esi+offs_vert_zp+offs_zbup_z],dword[esi+offs_vert_zp+offs_zbup_z]	291	dword[esi+offs_vert_zp+offs_zbup_z],dword[esi+offs_vert_zp+offs_zbup_z]
292	jmp .end_f	292	jmp .end_f
293	align 4	293	align 4
294	.els_1:	294	.els_1:
295	add edi,offs_vert_zp	295	add edi,offs_vert_zp
296	add esi,offs_vert_zp	296	add esi,offs_vert_zp
297	push esi	297	push esi
298	push edi	298	push edi
299	push dword[edx+offs_cont_zb]	299	push dword[edx+GLContext.zb]
300	cmp dword[edx+offs_cont_depth_test],0	300	cmp dword[edx+GLContext.depth_test],0
301	je .els_2	301	je .els_2
302	;if (context.depth_test)	302	;if (context.depth_test)
303	call ZB_line_z ;, dword[edx+offs_cont_zb],edi,esi	303	call ZB_line_z ;, dword[edx+GLContext.zb],edi,esi
304	jmp .end_f	304	jmp .end_f
305	align 4	305	align 4
306	.els_2:	306	.els_2:
307	call ZB_line ;, dword[edx+offs_cont_zb],edi,esi	307	call ZB_line ;, dword[edx+GLContext.zb],edi,esi
308	jmp .end_f	308	jmp .end_f
309	align 4	309	align 4
310	.els_i:	310	.els_i:
311	;else if ( (p1.clip_code & p2.clip_code) != 0 )	311	;else if ( (p1.clip_code & p2.clip_code) != 0 )
312	mov eax,[edi+offs_vert_clip_code]	312	mov eax,[edi+offs_vert_clip_code]
Line 449...	Line 449...
449		449
450	add eax,offs_vert_zp ;eax = &q2.zp	450	add eax,offs_vert_zp ;eax = &q2.zp
451	push eax	451	push eax
452	sub eax,sizeof.GLVertex ;eax = &q1.zp	452	sub eax,sizeof.GLVertex ;eax = &q1.zp
453	push eax	453	push eax
454	push dword[edx+offs_cont_zb]	454	push dword[edx+GLContext.zb]
455	cmp dword[edx+offs_cont_depth_test],0	455	cmp dword[edx+GLContext.depth_test],0
456	je .els_3	456	je .els_3
457	call ZB_line_z ;(context.zb,&q1.zp,&q2.zp)	457	call ZB_line_z ;(context.zb,&q1.zp,&q2.zp)
458	jmp .end_f	458	jmp .end_f
459	align 4	459	align 4
Line 590...	Line 590...
590	;edi - q	590	;edi - q
591	align 16	591	align 16
592	proc updateTmp uses eax ecx edx, context:dword, p0:dword, p1:dword, t:dword	592	proc updateTmp uses eax ecx edx, context:dword, p0:dword, p1:dword, t:dword
593	mov edx,[context]	593	mov edx,[context]
594	mov eax,[p0]	594	mov eax,[p0]
595	cmp dword[edx+offs_cont_current_shade_model],GL_SMOOTH ;if (context.current_shade_model == GL_SMOOTH)	595	cmp dword[edx+GLContext.current_shade_model],GL_SMOOTH ;if (context.current_shade_model == GL_SMOOTH)
596	jne .els_0	596	jne .els_0
597	mov ecx,[p1]	597	mov ecx,[p1]
598	fld dword[ecx+offs_vert_color]	598	fld dword[ecx+offs_vert_color]
599	fsub dword[eax+offs_vert_color]	599	fsub dword[eax+offs_vert_color]
600	fmul dword[t]	600	fmul dword[t]
Line 619...	Line 619...
619	mov [edi+offs_vert_color+4],ecx ;q.color.v[1]=p0.color.v[1]	619	mov [edi+offs_vert_color+4],ecx ;q.color.v[1]=p0.color.v[1]
620	mov ecx,[eax+offs_vert_color+8]	620	mov ecx,[eax+offs_vert_color+8]
621	mov [edi+offs_vert_color+8],ecx ;q.color.v[2]=p0.color.v[2]	621	mov [edi+offs_vert_color+8],ecx ;q.color.v[2]=p0.color.v[2]
622	@@:	622	@@:
Line 623...	Line 623...
623		623
624	cmp dword[edx+offs_cont_texture_2d_enabled],0 ;if (context.texture_2d_enabled)	624	cmp dword[edx+GLContext.texture_2d_enabled],0 ;if (context.texture_2d_enabled)
625	je @f	625	je @f
626	mov ecx,[p1]	626	mov ecx,[p1]
627	fld dword[ecx+offs_vert_tex_coord+offs_X]	627	fld dword[ecx+offs_vert_tex_coord+offs_X]
628	fsub dword[eax+offs_vert_tex_coord+offs_X]	628	fsub dword[eax+offs_vert_tex_coord+offs_X]
Line 707...	Line 707...
707	je .end_f	707	je .end_f
708	jae @f	708	jae @f
709	inc dword[front] ;front = norm < 0.0	709	inc dword[front] ;front = norm < 0.0
710	@@:	710	@@:
711	mov edi,[context]	711	mov edi,[context]
712	mov eax,dword[edi+offs_cont_current_front_face]	712	mov eax,dword[edi+GLContext.current_front_face]
713	xor dword[front],eax ;front ^= context.current_front_face	713	xor dword[front],eax ;front ^= context.current_front_face
Line 714...	Line 714...
714		714
715	; back face culling	715	; back face culling
716	cmp dword[edi+offs_cont_cull_face_enabled],0	716	cmp dword[edi+GLContext.cull_face_enabled],0
717	je .els_1	717	je .els_1
718	; most used case first	718	; most used case first
719	cmp dword[edi+offs_cont_current_cull_face],GL_BACK	719	cmp dword[edi+GLContext.current_cull_face],GL_BACK
720	jne @f	720	jne @f
721	cmp dword[front],0	721	cmp dword[front],0
722	je .end_f	722	je .end_f
723	stdcall dword[edi+offs_cont_draw_triangle_front], edi,ebx,ecx,edx	723	stdcall dword[edi+GLContext.draw_triangle_front], edi,ebx,ecx,edx
724	jmp .end_f	724	jmp .end_f
725	align 4	725	align 4
726	@@:	726	@@:
727	cmp dword[edi+offs_cont_current_cull_face],GL_FRONT	727	cmp dword[edi+GLContext.current_cull_face],GL_FRONT
728	jne .end_f	728	jne .end_f
729	cmp dword[front],0	729	cmp dword[front],0
730	jne .end_f	730	jne .end_f
731	stdcall dword[edi+offs_cont_draw_triangle_back], edi,ebx,ecx,edx	731	stdcall dword[edi+GLContext.draw_triangle_back], edi,ebx,ecx,edx
732	jmp .end_f	732	jmp .end_f
733	align 4	733	align 4
734	.els_1:	734	.els_1:
735	; no culling	735	; no culling
736	cmp dword[front],0	736	cmp dword[front],0
737	je @f	737	je @f
738	stdcall dword[edi+offs_cont_draw_triangle_front], edi,ebx,ecx,edx	738	stdcall dword[edi+GLContext.draw_triangle_front], edi,ebx,ecx,edx
739	jmp .end_f	739	jmp .end_f
740	align 4	740	align 4
741	@@:	741	@@:
742	stdcall dword[edi+offs_cont_draw_triangle_back], edi,ebx,ecx,edx	742	stdcall dword[edi+GLContext.draw_triangle_back], edi,ebx,ecx,edx
743	jmp .end_f	743	jmp .end_f
744	align 4	744	align 4
745	.els_0:	745	.els_0:
746	;eax = cc[2]	746	;eax = cc[2]
Line 1033...	Line 1033...
1033	mov ebx,[p1]	1033	mov ebx,[p1]
1034	add ebx,offs_vert_zp	1034	add ebx,offs_vert_zp
1035	mov ecx,[p2]	1035	mov ecx,[p2]
1036	add ecx,offs_vert_zp	1036	add ecx,offs_vert_zp
1037	mov edx,[context]	1037	mov edx,[context]
1038	cmp dword[edx+offs_cont_texture_2d_enabled],0	1038	cmp dword[edx+GLContext.texture_2d_enabled],0
1039	je .els_i	1039	je .els_i
1040	;if (context.texture_2d_enabled)	1040	;if (context.texture_2d_enabled)
1041	if PROFILE eq 1	1041	if PROFILE eq 1
1042	inc dword[count_triangles_textured]	1042	inc dword[count_triangles_textured]
1043	end if	1043	end if
1044	mov eax,[edx+offs_cont_current_texture]	1044	mov eax,[edx+GLContext.current_texture]
1045	mov eax,[eax] ;переход по указателю	1045	mov eax,[eax] ;переход по указателю
1046	;так как offs_text_images+offs_imag_pixmap = 0 то context.current_texture.images[0].pixmap = [eax]	1046	;так как offs_text_images+offs_imag_pixmap = 0 то context.current_texture.images[0].pixmap = [eax]
1047	stdcall ZB_setTexture, [edx+offs_cont_zb], [eax],\	1047	stdcall ZB_setTexture, [edx+GLContext.zb], [eax],\
1048	[eax+offs_imag_s_bound],[eax+offs_imag_t_bound],[eax+offs_imag_xsize_log2]	1048	[eax+offs_imag_s_bound],[eax+offs_imag_t_bound],[eax+offs_imag_xsize_log2]
1049	mov eax,[p0]	1049	mov eax,[p0]
1050	add eax,offs_vert_zp	1050	add eax,offs_vert_zp
1051	push ecx	1051	push ecx
1052	push ebx	1052	push ebx
1053	push eax	1053	push eax
1054	push dword[edx+offs_cont_zb]	1054	push dword[edx+GLContext.zb]
1055	cmp dword[edx+offs_cont_matrix_model_projection_no_w_transform],0	1055	cmp dword[edx+GLContext.matrix_model_projection_no_w_transform],0
1056	je @f	1056	je @f
1057	call ZB_fillTriangleMappingPerspective	1057	call ZB_fillTriangleMappingPerspective
1058	jmp .end_f	1058	jmp .end_f
1059	align 4	1059	align 4
1060	@@:	1060	@@:
Line 1062...	Line 1062...
1062	jmp .end_f	1062	jmp .end_f
1063	align 4	1063	align 4
1064	.els_i:	1064	.els_i:
1065	mov eax,[p0]	1065	mov eax,[p0]
1066	add eax,offs_vert_zp	1066	add eax,offs_vert_zp
1067	cmp dword[edx+offs_cont_current_shade_model],GL_SMOOTH	1067	cmp dword[edx+GLContext.current_shade_model],GL_SMOOTH
1068	jne .els	1068	jne .els
1069	;else if (context.current_shade_model == GL_SMOOTH)	1069	;else if (context.current_shade_model == GL_SMOOTH)
1070	stdcall ZB_fillTriangleSmooth, dword[edx+offs_cont_zb],eax,ebx,ecx	1070	stdcall ZB_fillTriangleSmooth, dword[edx+GLContext.zb],eax,ebx,ecx
1071	jmp .end_f	1071	jmp .end_f
1072	align 4	1072	align 4
1073	.els:	1073	.els:
1074	stdcall ZB_fillTriangleFlat, dword[edx+offs_cont_zb],eax,ebx,ecx	1074	stdcall ZB_fillTriangleFlat, dword[edx+GLContext.zb],eax,ebx,ecx
1075	.end_f:	1075	.end_f:
1076	popad	1076	popad
1077	ret	1077	ret
1078	endp	1078	endp
Line 1079...	Line 1079...
1079		1079
Line 1080...	Line 1080...
1080	; Render a clipped triangle in line mode	1080	; Render a clipped triangle in line mode
1081		1081
1082	align 16	1082	align 16
1083	proc gl_draw_triangle_line uses eax ebx ecx edx, context:dword, p0:dword,p1:dword,p2:dword	1083	proc gl_draw_triangle_line uses eax ebx ecx edx, context:dword, p0:dword,p1:dword,p2:dword
1084	mov edx,[context]	1084	mov edx,[context]
1085	cmp dword[edx+offs_cont_depth_test],0	1085	cmp dword[edx+GLContext.depth_test],0
1086	je .els	1086	je .els
1087	lea ecx,[ZB_line_z]	1087	lea ecx,[ZB_line_z]
1088	jmp @f	1088	jmp @f
Line 1097...	Line 1097...
1097	je @f	1097	je @f
1098	mov ebx,eax	1098	mov ebx,eax
1099	add ebx,offs_vert_zp	1099	add ebx,offs_vert_zp
1100	mov eax,[p1]	1100	mov eax,[p1]
1101	add eax,offs_vert_zp	1101	add eax,offs_vert_zp
1102	stdcall ecx,dword[edx+offs_cont_zb],ebx,eax	1102	stdcall ecx,dword[edx+GLContext.zb],ebx,eax
1103	@@:	1103	@@:
1104	;if (p1.edge_flag) ZB_line_z(context.zb,&p1.zp,&p2.zp)	1104	;if (p1.edge_flag) ZB_line_z(context.zb,&p1.zp,&p2.zp)
1105	mov eax,[p1]	1105	mov eax,[p1]
1106	cmp dword[eax+offs_vert_edge_flag],0	1106	cmp dword[eax+offs_vert_edge_flag],0
1107	je @f	1107	je @f
1108	mov ebx,eax	1108	mov ebx,eax
1109	add ebx,offs_vert_zp	1109	add ebx,offs_vert_zp
1110	mov eax,[p2]	1110	mov eax,[p2]
1111	add eax,offs_vert_zp	1111	add eax,offs_vert_zp
1112	stdcall ecx,dword[edx+offs_cont_zb],ebx,eax	1112	stdcall ecx,dword[edx+GLContext.zb],ebx,eax
1113	@@:	1113	@@:
1114	;if (p2.edge_flag) ZB_line_z(context.zb,&p2.zp,&p0.zp);	1114	;if (p2.edge_flag) ZB_line_z(context.zb,&p2.zp,&p0.zp);
1115	mov eax,[p2]	1115	mov eax,[p2]
1116	cmp dword[eax+offs_vert_edge_flag],0	1116	cmp dword[eax+offs_vert_edge_flag],0
1117	je @f	1117	je @f
1118	mov ebx,eax	1118	mov ebx,eax
1119	add ebx,offs_vert_zp	1119	add ebx,offs_vert_zp
1120	mov eax,[p0]	1120	mov eax,[p0]
1121	add eax,offs_vert_zp	1121	add eax,offs_vert_zp
1122	stdcall ecx,dword[edx+offs_cont_zb],ebx,eax	1122	stdcall ecx,dword[edx+GLContext.zb],ebx,eax
1123	@@:	1123	@@:
Line 1124...	Line 1124...
1124		1124
1125	ret	1125	ret
Line 1132...	Line 1132...
1132	mov eax,[p0]	1132	mov eax,[p0]
1133	cmp dword[eax+offs_vert_edge_flag],0	1133	cmp dword[eax+offs_vert_edge_flag],0
1134	je @f	1134	je @f
1135	mov ebx,eax	1135	mov ebx,eax
1136	add ebx,offs_vert_zp	1136	add ebx,offs_vert_zp
1137	stdcall ZB_plot,dword[edx+offs_cont_zb],ebx	1137	stdcall ZB_plot,dword[edx+GLContext.zb],ebx
1138	@@:	1138	@@:
1139	mov eax,[p1]	1139	mov eax,[p1]
1140	cmp dword[eax+offs_vert_edge_flag],0	1140	cmp dword[eax+offs_vert_edge_flag],0
1141	je @f	1141	je @f
1142	mov ebx,eax	1142	mov ebx,eax
1143	add ebx,offs_vert_zp	1143	add ebx,offs_vert_zp
1144	stdcall ZB_plot,dword[edx+offs_cont_zb],ebx	1144	stdcall ZB_plot,dword[edx+GLContext.zb],ebx
1145	@@:	1145	@@:
1146	mov eax,[p2]	1146	mov eax,[p2]
1147	cmp dword[eax+offs_vert_edge_flag],0	1147	cmp dword[eax+offs_vert_edge_flag],0
1148	je @f	1148	je @f
1149	mov ebx,eax	1149	mov ebx,eax
1150	add ebx,offs_vert_zp	1150	add ebx,offs_vert_zp
1151	stdcall ZB_plot,dword[edx+offs_cont_zb],ebx	1151	stdcall ZB_plot,dword[edx+GLContext.zb],ebx
1152	@@:	1152	@@:
1153	ret	1153	ret
1154	endp	1154	endp

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(root)/programs/develop/libraries/TinyGL/asm_fork/clip.asm – Rev 6243 → 6523