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



if DEBUG
f_vt db ' gl_vertex_transform',0
end if

 
align 16
proc glopNormal uses ecx esi edi, context:dword, p:dword
	mov esi,[p]
	add esi,4
	mov edi,[context]

	rep movsd
	mov dword[edi],0.0 ;context.current_normal.W = 0.0
	ret
endp

 
align 16
proc glopTexCoord uses ecx esi edi, context:dword, p:dword
	mov esi,[p]
	add esi,4
	mov edi,[context]
	add edi,offs_cont_current_tex_coord
	mov ecx,4
	rep movsd
	ret

endp
 
align 16
proc glopEdgeFlag uses eax ebx, context:dword, p:dword
	mov eax,[context]
	mov ebx,[p]
	mov ebx,[ebx+4] ;ebx = p[1]
	mov dword[eax+offs_cont_current_edge_flag],ebx

	ret
endp
 
align 16
proc glopColor uses eax ecx esi edi, context:dword, p:dword
locals

		stdcall glopMaterial, eax,edi
	@@:
	ret
endp

 
align 16
proc gl_eval_viewport uses eax, context:dword
locals
	zsize dd ? ;float
endl

	fstp dword[eax+offs_vpor_trans+offs_Z]
	ret
endp

 
 
align 16
proc glopBegin uses eax ebx ecx edx, context:dword, p:dword
locals
	tmp M4

 
	bt dword[edx+offs_cont_matrix_model_projection_updated],0

	jnc .end_mmpu
 
	cmp dword[edx+offs_cont_lighting_enabled],0 ;if(context.lighting_enabled)
	jne .if_0
	cmp dword[eax+offs_cont_texture_2d_enabled],0
	jne .if_0
		jmp @f
align 4
	.if_0:
if DEBUG ;context.matrix_stack_ptr[0]
	stdcall gl_print_matrix,dword[edx+offs_cont_matrix_stack_ptr],4
end if

if DEBUG ;context.matrix_model_view_inv
	stdcall dbg_print,txt_sp,txt_nl
	stdcall gl_print_matrix,ebx,4
end if
		jmp .end_if_0
align 4
	@@:
		mov ecx,edx
		add ecx,offs_cont_matrix_model_projection
		; precompute projection matrix
		stdcall gl_M4_Mul, ecx,dword[edx+offs_cont_matrix_stack_ptr+4],dword[edx+offs_cont_matrix_stack_ptr]

	cmp dword[edx+offs_cont_render_mode],GL_SELECT
	jne @f
		mov dword[edx+offs_cont_draw_triangle_front],gl_draw_triangle_select
		mov dword[edx+offs_cont_draw_triangle_back],gl_draw_triangle_select
		jmp .end_if_2
align 4
	@@:

 
	cmp dword[edx+offs_cont_polygon_mode_front],GL_POINT
	jne @f
		mov dword[edx+offs_cont_draw_triangle_front],gl_draw_triangle_point
		jmp .end_if_1
align 4
	@@:
	cmp dword[edx+offs_cont_polygon_mode_front],GL_LINE
	jne @f
		mov dword[edx+offs_cont_draw_triangle_front],gl_draw_triangle_line
		jmp .end_if_1
align 4
	@@: ;default:
		mov dword[edx+offs_cont_draw_triangle_front],gl_draw_triangle_fill

	.end_if_1:
 
	cmp dword[edx+offs_cont_polygon_mode_back],GL_POINT
	jne @f
		mov dword[edx+offs_cont_draw_triangle_back],gl_draw_triangle_point
		jmp .end_if_2
align 4
	@@:
	cmp dword[edx+offs_cont_polygon_mode_back],GL_LINE
	jne @f
		mov dword[edx+offs_cont_draw_triangle_back],gl_draw_triangle_line
		jmp .end_if_2
align 4
	@@: ;default:
	    mov dword[edx+offs_cont_draw_triangle_back],gl_draw_triangle_fill
	.end_if_2:

	ret
endp
 
; coords, tranformation , clip code and projection
; TODO : handle all cases
align 16
proc gl_vertex_transform, context:dword, v:dword
pushad
	mov eax,[context]
	mov edx,[v]
	cmp dword[eax+offs_cont_lighting_enabled],0 ;if (context.lighting_enabled)
	jne @f
	cmp dword[eax+offs_cont_texture_2d_enabled],0
	jne @f
		jmp .els_0
align 4
	@@:
		; eye coordinates needed for lighting
		mov ebx,dword[eax+offs_cont_matrix_stack_ptr]

 
		cmp dword[eax+offs_cont_normalize_enabled],0
		je .end_els
			stdcall gl_V3_Norm,edx
		jmp .end_els
align 4
	.els_0:
		; no eye coordinates needed, no normal
		; NOTE: W = 1 is assumed
		mov ebx,eax

		je .els_1
			;if (context.matrix_model_projection_no_w_transform)
			mov ebx,dword[ebx+60] ;ebx = m[15]
			mov dword[esi+12],ebx ;v.pc.W = m[15]
			jmp .end_els
align 4
		.els_1:
			fld dword[ebx+48]  ;st0 = m[12]
			fmul st0,st3       ;st0 *= v.coord.X
			fld dword[ebx+52]  ;st0 = m[13]
			fmul st0,st3       ;st0 *= v.coord.Y

	mov dword[edx+offs_vert_clip_code],eax
popad
	ret
endp

 
align 16
proc glopVertex, context:dword, p:dword
locals
	;ebx = GLVertex * v
	n dd ? ;ebp-4

	; color
	cmp dword[edx+offs_cont_lighting_enabled],0
	je .els_0
		stdcall gl_shade_vertex, edx,ebx
		jmp @f
align 4
	.els_0:
		mov esi,edx
		add esi,offs_cont_current_color
		mov edi,ebx
		add edi,offs_vert_color ;edi = &v.color

			push eax ;&context.current_tex_coord
			mov eax,ebx
			add eax,offs_vert_tex_coord
			stdcall gl_M4_MulV4, eax, dword[edx+offs_cont_matrix_stack_ptr+8]
			jmp @f
align 4
		.els_1:
			mov esi,edx
			add esi,offs_cont_current_tex_coord
			mov edi,ebx
			add edi,offs_vert_tex_coord

	cmp dword[edx+offs_cont_begin_type],GL_POINTS
	jne @f
		stdcall gl_draw_point, edx, dword[edx+offs_cont_vertex] ;dword[edx+...] = &context.vertex[0]
		mov dword[n],0
		jmp .end_f
align 4
	@@:
	cmp dword[edx+offs_cont_begin_type],GL_LINES
	jne @f
		cmp dword[n],2
		jne .end_f

			add eax,sizeof.GLVertex
			stdcall gl_draw_line, edx, eax
			xor eax,eax
			mov dword[n],eax
		jmp .end_f
align 4
	@@:
	cmp dword[edx+offs_cont_begin_type],GL_LINE_STRIP
	je .li_loop
	cmp dword[edx+offs_cont_begin_type],GL_LINE_LOOP
	jne @f

			mov edi,esi
			add edi,2*sizeof.GLVertex
			mov ecx,(sizeof.GLVertex)/4 ;((...)/4) что-бы использовать movsd вместо movsb
			rep movsd ;context.vertex[2] = context.vertex[0]
			jmp .end_f
align 4
		.els_2:
		cmp dword[n],2
		jne .end_f ;else if (n == 2)
			mov eax,[edx+offs_cont_vertex]
			push eax

			stdcall gl_draw_line, edx, eax
			mov ecx,(sizeof.GLVertex)/4 ;((...)/4) что-бы использовать movsd вместо movsb
			rep movsd ;context.vertex[0] = context.vertex[1]
			mov dword[n],1
		jmp .end_f
align 4
	@@:
	cmp dword[edx+offs_cont_begin_type],GL_TRIANGLES
	jne @f
		cmp dword[n],3
		jne .end_f

			sub esp,12
			stdcall gl_draw_triangle, edx ;v0,v1,v2
			xor eax,eax
			mov dword[n],eax
		jmp .end_f
align 4
	@@:
	cmp dword[edx+offs_cont_begin_type],GL_TRIANGLE_STRIP
	jne @f
		cmp dword[edx+offs_cont_vertex_cnt],3 ;if (context.vertex_cnt >= 3)
		jl .end_f

				add eax,sizeof.GLVertex
				mov [esp-12],eax
				sub esp,12
				stdcall gl_draw_triangle, edx ;v2,v1,v0
				jmp .end_f
align 4
			.case_1:
				mov [esp-12],eax
				add eax,sizeof.GLVertex
				mov [esp-8],eax
				add eax,sizeof.GLVertex
				mov [esp-4],eax
				sub esp,12
				stdcall gl_draw_triangle, edx ;v0,v1,v2
		jmp .end_f
align 4
	@@:
	cmp dword[edx+offs_cont_begin_type],GL_TRIANGLE_FAN
	jne @f
		cmp dword[n],3
		jne .end_f

			stdcall gl_draw_triangle, edx ;v0,v1,v2
			mov ecx,(sizeof.GLVertex)/4 ;((...)/4) что-бы использовать movsd вместо movsb
			rep movsd ;context.vertex[1] = context.vertex[2]
			mov dword[n],2
		jmp .end_f
align 4
	@@:
	cmp dword[edx+offs_cont_begin_type],GL_QUADS
	jne @f
		cmp dword[n],4
		jne .end_f

			sub eax,2*sizeof.GLVertex
			stdcall gl_draw_triangle, edx,eax ;v0,v2,v3
			xor eax,eax
			mov dword[n],eax
		jmp .end_f
align 4
	@@:
	cmp dword[edx+offs_cont_begin_type],GL_QUAD_STRIP
	jne @f
		cmp dword[n],4
		jne .end_f

			stdcall gl_draw_triangle, edx ;v1,v3,v2
			mov ecx,(sizeof.GLVertex)/2 ;((...)/2) копируем 2 вершины
			rep movsd ;context.vertex[0] = context.vertex[2], context.vertex[1] = context.vertex[3]
			mov dword[n],2
		jmp .end_f
align 4
	@@:
	cmp dword[edx+offs_cont_begin_type],GL_POLYGON
	je .end_f
;    default:
;       gl_fatal_error("glBegin: type %x not handled\n", c->begin_type);

	mov [edx+offs_cont_vertex_n],ecx
popad
	ret
endp

 
align 16
proc glopEnd uses eax ebx ecx, context:dword, p:dword
	mov eax,[context]

;    assert(c->in_begin == 1);

			push ebx
			add ebx,2*sizeof.GLVertex
			push ebx
			stdcall gl_draw_line, eax
		jmp .end_i
align 4
	.else_i:
	cmp dword[eax+offs_cont_begin_type],GL_POLYGON
	jne .end_i
		mov ebx,dword[eax+offs_cont_vertex_cnt]
		@@: ;while (ebx >= 3)

			push ecx ;ecx = &context.vertex[i]
			sub ecx,sizeof.GLVertex
			push ecx ;ecx = &context.vertex[i-1]
			stdcall gl_draw_triangle, eax,[eax+offs_cont_vertex]
		jmp @b
align 4
	.end_i:
	mov dword[eax+offs_cont_in_begin],0
	ret
endp

Rev 5418	Rev 6145
Line 1...	Line 1...
1	if DEBUG	1	if DEBUG
2	f_vt db ' gl_vertex_transform',0	2	f_vt db ' gl_vertex_transform',0
3	end if	3	end if
Line 4...	Line 4...
4		4
5	align 4	5	align 16
6	proc glopNormal uses ecx esi edi, context:dword, p:dword	6	proc glopNormal uses ecx esi edi, context:dword, p:dword
7	mov esi,[p]	7	mov esi,[p]
8	add esi,4	8	add esi,4
9	mov edi,[context]	9	mov edi,[context]
Line 12...	Line 12...
12	rep movsd	12	rep movsd
13	mov dword[edi],0.0 ;context.current_normal.W = 0.0	13	mov dword[edi],0.0 ;context.current_normal.W = 0.0
14	ret	14	ret
15	endp	15	endp
Line 16...	Line 16...
16		16
17	align 4	17	align 16
18	proc glopTexCoord uses ecx esi edi, context:dword, p:dword	18	proc glopTexCoord uses ecx esi edi, context:dword, p:dword
19	mov esi,[p]	19	mov esi,[p]
20	add esi,4	20	add esi,4
21	mov edi,[context]	21	mov edi,[context]
22	add edi,offs_cont_current_tex_coord	22	add edi,offs_cont_current_tex_coord
23	mov ecx,4	23	mov ecx,4
24	rep movsd	24	rep movsd
25	ret	25	ret
Line 26...	Line 26...
26	endp	26	endp
27		27
28	align 4	28	align 16
29	proc glopEdgeFlag uses eax ebx, context:dword, p:dword	29	proc glopEdgeFlag uses eax ebx, context:dword, p:dword
30	mov eax,[context]	30	mov eax,[context]
31	mov ebx,[p]	31	mov ebx,[p]
32	mov ebx,[ebx+4] ;ebx = p[1]	32	mov ebx,[ebx+4] ;ebx = p[1]
33	mov dword[eax+offs_cont_current_edge_flag],ebx	33	mov dword[eax+offs_cont_current_edge_flag],ebx
Line 34...	Line 34...
34	ret	34	ret
35	endp	35	endp
36		36
37	align 4	37	align 16
38	proc glopColor uses eax ecx esi edi, context:dword, p:dword	38	proc glopColor uses eax ecx esi edi, context:dword, p:dword
39	locals	39	locals
Line 67...	Line 67...
67	stdcall glopMaterial, eax,edi	67	stdcall glopMaterial, eax,edi
68	@@:	68	@@:
69	ret	69	ret
70	endp	70	endp
Line 71...	Line 71...
71		71
72	align 4	72	align 16
73	proc gl_eval_viewport uses eax, context:dword	73	proc gl_eval_viewport uses eax, context:dword
74	locals	74	locals
75	zsize dd ? ;float	75	zsize dd ? ;float
76	endl	76	endl
Line 113...	Line 113...
113	fstp dword[eax+offs_vpor_trans+offs_Z]	113	fstp dword[eax+offs_vpor_trans+offs_Z]
114	ret	114	ret
115	endp	115	endp
Line 116...	Line 116...
116		116
117		117
118	align 4	118	align 16
119	proc glopBegin uses eax ebx ecx edx, context:dword, p:dword	119	proc glopBegin uses eax ebx ecx edx, context:dword, p:dword
120	locals	120	locals
121	tmp M4	121	tmp M4
Line 132...	Line 132...
132		132
133	bt dword[edx+offs_cont_matrix_model_projection_updated],0	133	bt dword[edx+offs_cont_matrix_model_projection_updated],0
Line 134...	Line 134...
134	jnc .end_mmpu	134	jnc .end_mmpu
-		135
-		136	cmp dword[edx+offs_cont_lighting_enabled],0 ;if(context.lighting_enabled)
-		137	jne .if_0
135		138	cmp dword[eax+offs_cont_texture_2d_enabled],0
-		139	jne .if_0
-		140	jmp @f
136	cmp dword[edx+offs_cont_lighting_enabled],0 ;if(context.lighting_enabled)	141	align 4
137	je @f	142	.if_0:
138	if DEBUG ;context.matrix_stack_ptr[0]	143	if DEBUG ;context.matrix_stack_ptr[0]
139	stdcall gl_print_matrix,dword[edx+offs_cont_matrix_stack_ptr],4	144	stdcall gl_print_matrix,dword[edx+offs_cont_matrix_stack_ptr],4
140	end if	145	end if
Line 153...	Line 158...
153	if DEBUG ;context.matrix_model_view_inv	158	if DEBUG ;context.matrix_model_view_inv
154	stdcall dbg_print,txt_sp,txt_nl	159	stdcall dbg_print,txt_sp,txt_nl
155	stdcall gl_print_matrix,ebx,4	160	stdcall gl_print_matrix,ebx,4
156	end if	161	end if
157	jmp .end_if_0	162	jmp .end_if_0
-		163	align 4
158	@@:	164	@@:
159	mov ecx,edx	165	mov ecx,edx
160	add ecx,offs_cont_matrix_model_projection	166	add ecx,offs_cont_matrix_model_projection
161	; precompute projection matrix	167	; precompute projection matrix
162	stdcall gl_M4_Mul, ecx,dword[edx+offs_cont_matrix_stack_ptr+4],dword[edx+offs_cont_matrix_stack_ptr]	168	stdcall gl_M4_Mul, ecx,dword[edx+offs_cont_matrix_stack_ptr+4],dword[edx+offs_cont_matrix_stack_ptr]
Line 205...	Line 211...
205	cmp dword[edx+offs_cont_render_mode],GL_SELECT	211	cmp dword[edx+offs_cont_render_mode],GL_SELECT
206	jne @f	212	jne @f
207	mov dword[edx+offs_cont_draw_triangle_front],gl_draw_triangle_select	213	mov dword[edx+offs_cont_draw_triangle_front],gl_draw_triangle_select
208	mov dword[edx+offs_cont_draw_triangle_back],gl_draw_triangle_select	214	mov dword[edx+offs_cont_draw_triangle_back],gl_draw_triangle_select
209	jmp .end_if_2	215	jmp .end_if_2
-		216	align 4
210	@@:	217	@@:
Line 211...	Line 218...
211		218
212	cmp dword[edx+offs_cont_polygon_mode_front],GL_POINT	219	cmp dword[edx+offs_cont_polygon_mode_front],GL_POINT
213	jne @f	220	jne @f
214	mov dword[edx+offs_cont_draw_triangle_front],gl_draw_triangle_point	221	mov dword[edx+offs_cont_draw_triangle_front],gl_draw_triangle_point
-		222	jmp .end_if_1
215	jmp .end_if_1	223	align 4
216	@@:	224	@@:
217	cmp dword[edx+offs_cont_polygon_mode_front],GL_LINE	225	cmp dword[edx+offs_cont_polygon_mode_front],GL_LINE
218	jne @f	226	jne @f
219	mov dword[edx+offs_cont_draw_triangle_front],gl_draw_triangle_line	227	mov dword[edx+offs_cont_draw_triangle_front],gl_draw_triangle_line
-		228	jmp .end_if_1
220	jmp .end_if_1	229	align 4
221	@@: ;default:	230	@@: ;default:
222	mov dword[edx+offs_cont_draw_triangle_front],gl_draw_triangle_fill	231	mov dword[edx+offs_cont_draw_triangle_front],gl_draw_triangle_fill
Line 223...	Line 232...
223	.end_if_1:	232	.end_if_1:
224		233
225	cmp dword[edx+offs_cont_polygon_mode_back],GL_POINT	234	cmp dword[edx+offs_cont_polygon_mode_back],GL_POINT
226	jne @f	235	jne @f
-		236	mov dword[edx+offs_cont_draw_triangle_back],gl_draw_triangle_point
227	mov dword[edx+offs_cont_draw_triangle_back],gl_draw_triangle_point	237	jmp .end_if_2
228	jmp .end_if_2	238	align 4
229	@@:	239	@@:
230	cmp dword[edx+offs_cont_polygon_mode_back],GL_LINE	240	cmp dword[edx+offs_cont_polygon_mode_back],GL_LINE
231	jne @f	241	jne @f
-		242	mov dword[edx+offs_cont_draw_triangle_back],gl_draw_triangle_line
232	mov dword[edx+offs_cont_draw_triangle_back],gl_draw_triangle_line	243	jmp .end_if_2
233	jmp .end_if_2	244	align 4
234	@@: ;default:	245	@@: ;default:
235	mov dword[edx+offs_cont_draw_triangle_back],gl_draw_triangle_fill	246	mov dword[edx+offs_cont_draw_triangle_back],gl_draw_triangle_fill
236	.end_if_2:	247	.end_if_2:
Line 237...	Line 248...
237	ret	248	ret
238	endp	249	endp
239		250
240	; coords, tranformation , clip code and projection	251	; coords, tranformation , clip code and projection
241	; TODO : handle all cases	252	; TODO : handle all cases
242	align 4	253	align 16
243	proc gl_vertex_transform, context:dword, v:dword	254	proc gl_vertex_transform, context:dword, v:dword
244	pushad	255	pushad
-		256	mov eax,[context]
-		257	mov edx,[v]
-		258	cmp dword[eax+offs_cont_lighting_enabled],0 ;if (context.lighting_enabled)
245	mov eax,[context]	259	jne @f
-		260	cmp dword[eax+offs_cont_texture_2d_enabled],0
-		261	jne @f
246	mov edx,[v]	262	jmp .els_0
247	cmp dword[eax+offs_cont_lighting_enabled],0 ;if (context.lighting_enabled)	263	align 4
248	je .els_0	264	@@:
249	; eye coordinates needed for lighting	265	; eye coordinates needed for lighting
250	mov ebx,dword[eax+offs_cont_matrix_stack_ptr]	266	mov ebx,dword[eax+offs_cont_matrix_stack_ptr]
Line 354...	Line 370...
354		370
355	cmp dword[eax+offs_cont_normalize_enabled],0	371	cmp dword[eax+offs_cont_normalize_enabled],0
356	je .end_els	372	je .end_els
357	stdcall gl_V3_Norm,edx	373	stdcall gl_V3_Norm,edx
-		374	jmp .end_els
358	jmp .end_els	375	align 4
359	.els_0:	376	.els_0:
360	; no eye coordinates needed, no normal	377	; no eye coordinates needed, no normal
361	; NOTE: W = 1 is assumed	378	; NOTE: W = 1 is assumed
362	mov ebx,eax	379	mov ebx,eax
Line 407...	Line 424...
407	je .els_1	424	je .els_1
408	;if (context.matrix_model_projection_no_w_transform)	425	;if (context.matrix_model_projection_no_w_transform)
409	mov ebx,dword[ebx+60] ;ebx = m[15]	426	mov ebx,dword[ebx+60] ;ebx = m[15]
410	mov dword[esi+12],ebx ;v.pc.W = m[15]	427	mov dword[esi+12],ebx ;v.pc.W = m[15]
411	jmp .end_els	428	jmp .end_els
-		429	align 4
412	.els_1:	430	.els_1:
413	fld dword[ebx+48] ;st0 = m[12]	431	fld dword[ebx+48] ;st0 = m[12]
414	fmul st0,st3 ;st0 *= v.coord.X	432	fmul st0,st3 ;st0 *= v.coord.X
415	fld dword[ebx+52] ;st0 = m[13]	433	fld dword[ebx+52] ;st0 = m[13]
416	fmul st0,st3 ;st0 *= v.coord.Y	434	fmul st0,st3 ;st0 *= v.coord.Y
Line 440...	Line 458...
440	mov dword[edx+offs_vert_clip_code],eax	458	mov dword[edx+offs_vert_clip_code],eax
441	popad	459	popad
442	ret	460	ret
443	endp	461	endp
Line 444...	Line 462...
444		462
445	align 4	463	align 16
446	proc glopVertex, context:dword, p:dword	464	proc glopVertex, context:dword, p:dword
447	locals	465	locals
448	;ebx = GLVertex * v	466	;ebx = GLVertex * v
449	n dd ? ;ebp-4	467	n dd ? ;ebp-4
Line 495...	Line 513...
495	; color	513	; color
496	cmp dword[edx+offs_cont_lighting_enabled],0	514	cmp dword[edx+offs_cont_lighting_enabled],0
497	je .els_0	515	je .els_0
498	stdcall gl_shade_vertex, edx,ebx	516	stdcall gl_shade_vertex, edx,ebx
499	jmp @f	517	jmp @f
-		518	align 4
500	.els_0:	519	.els_0:
501	mov esi,edx	520	mov esi,edx
502	add esi,offs_cont_current_color	521	add esi,offs_cont_current_color
503	mov edi,ebx	522	mov edi,ebx
504	add edi,offs_vert_color ;edi = &v.color	523	add edi,offs_vert_color ;edi = &v.color
Line 516...	Line 535...
516	push eax ;&context.current_tex_coord	535	push eax ;&context.current_tex_coord
517	mov eax,ebx	536	mov eax,ebx
518	add eax,offs_vert_tex_coord	537	add eax,offs_vert_tex_coord
519	stdcall gl_M4_MulV4, eax, dword[edx+offs_cont_matrix_stack_ptr+8]	538	stdcall gl_M4_MulV4, eax, dword[edx+offs_cont_matrix_stack_ptr+8]
520	jmp @f	539	jmp @f
-		540	align 4
521	.els_1:	541	.els_1:
522	mov esi,edx	542	mov esi,edx
523	add esi,offs_cont_current_tex_coord	543	add esi,offs_cont_current_tex_coord
524	mov edi,ebx	544	mov edi,ebx
525	add edi,offs_vert_tex_coord	545	add edi,offs_vert_tex_coord
Line 540...	Line 560...
540	cmp dword[edx+offs_cont_begin_type],GL_POINTS	560	cmp dword[edx+offs_cont_begin_type],GL_POINTS
541	jne @f	561	jne @f
542	stdcall gl_draw_point, edx, dword[edx+offs_cont_vertex] ;dword[edx+...] = &context.vertex[0]	562	stdcall gl_draw_point, edx, dword[edx+offs_cont_vertex] ;dword[edx+...] = &context.vertex[0]
543	mov dword[n],0	563	mov dword[n],0
544	jmp .end_f	564	jmp .end_f
-		565	align 4
545	@@:	566	@@:
546	cmp dword[edx+offs_cont_begin_type],GL_LINES	567	cmp dword[edx+offs_cont_begin_type],GL_LINES
547	jne @f	568	jne @f
548	cmp dword[n],2	569	cmp dword[n],2
549	jne .end_f	570	jne .end_f
Line 552...	Line 573...
552	add eax,sizeof.GLVertex	573	add eax,sizeof.GLVertex
553	stdcall gl_draw_line, edx, eax	574	stdcall gl_draw_line, edx, eax
554	xor eax,eax	575	xor eax,eax
555	mov dword[n],eax	576	mov dword[n],eax
556	jmp .end_f	577	jmp .end_f
-		578	align 4
557	@@:	579	@@:
558	cmp dword[edx+offs_cont_begin_type],GL_LINE_STRIP	580	cmp dword[edx+offs_cont_begin_type],GL_LINE_STRIP
559	je .li_loop	581	je .li_loop
560	cmp dword[edx+offs_cont_begin_type],GL_LINE_LOOP	582	cmp dword[edx+offs_cont_begin_type],GL_LINE_LOOP
561	jne @f	583	jne @f
Line 566...	Line 588...
566	mov edi,esi	588	mov edi,esi
567	add edi,2*sizeof.GLVertex	589	add edi,2*sizeof.GLVertex
568	mov ecx,(sizeof.GLVertex)/4 ;((...)/4) что-бы использовать movsd вместо movsb	590	mov ecx,(sizeof.GLVertex)/4 ;((...)/4) что-бы использовать movsd вместо movsb
569	rep movsd ;context.vertex[2] = context.vertex[0]	591	rep movsd ;context.vertex[2] = context.vertex[0]
570	jmp .end_f	592	jmp .end_f
-		593	align 4
571	.els_2:	594	.els_2:
572	cmp dword[n],2	595	cmp dword[n],2
573	jne .end_f ;else if (n == 2)	596	jne .end_f ;else if (n == 2)
574	mov eax,[edx+offs_cont_vertex]	597	mov eax,[edx+offs_cont_vertex]
575	push eax	598	push eax
Line 579...	Line 602...
579	stdcall gl_draw_line, edx, eax	602	stdcall gl_draw_line, edx, eax
580	mov ecx,(sizeof.GLVertex)/4 ;((...)/4) что-бы использовать movsd вместо movsb	603	mov ecx,(sizeof.GLVertex)/4 ;((...)/4) что-бы использовать movsd вместо movsb
581	rep movsd ;context.vertex[0] = context.vertex[1]	604	rep movsd ;context.vertex[0] = context.vertex[1]
582	mov dword[n],1	605	mov dword[n],1
583	jmp .end_f	606	jmp .end_f
-		607	align 4
584	@@:	608	@@:
585	cmp dword[edx+offs_cont_begin_type],GL_TRIANGLES	609	cmp dword[edx+offs_cont_begin_type],GL_TRIANGLES
586	jne @f	610	jne @f
587	cmp dword[n],3	611	cmp dword[n],3
588	jne .end_f	612	jne .end_f
Line 595...	Line 619...
595	sub esp,12	619	sub esp,12
596	stdcall gl_draw_triangle, edx ;v0,v1,v2	620	stdcall gl_draw_triangle, edx ;v0,v1,v2
597	xor eax,eax	621	xor eax,eax
598	mov dword[n],eax	622	mov dword[n],eax
599	jmp .end_f	623	jmp .end_f
-		624	align 4
600	@@:	625	@@:
601	cmp dword[edx+offs_cont_begin_type],GL_TRIANGLE_STRIP	626	cmp dword[edx+offs_cont_begin_type],GL_TRIANGLE_STRIP
602	jne @f	627	jne @f
603	cmp dword[edx+offs_cont_vertex_cnt],3 ;if (context.vertex_cnt >= 3)	628	cmp dword[edx+offs_cont_vertex_cnt],3 ;if (context.vertex_cnt >= 3)
604	jl .end_f	629	jl .end_f
Line 617...	Line 642...
617	add eax,sizeof.GLVertex	642	add eax,sizeof.GLVertex
618	mov [esp-12],eax	643	mov [esp-12],eax
619	sub esp,12	644	sub esp,12
620	stdcall gl_draw_triangle, edx ;v2,v1,v0	645	stdcall gl_draw_triangle, edx ;v2,v1,v0
621	jmp .end_f	646	jmp .end_f
-		647	align 4
622	.case_1:	648	.case_1:
623	mov [esp-12],eax	649	mov [esp-12],eax
624	add eax,sizeof.GLVertex	650	add eax,sizeof.GLVertex
625	mov [esp-8],eax	651	mov [esp-8],eax
626	add eax,sizeof.GLVertex	652	add eax,sizeof.GLVertex
627	mov [esp-4],eax	653	mov [esp-4],eax
628	sub esp,12	654	sub esp,12
629	stdcall gl_draw_triangle, edx ;v0,v1,v2	655	stdcall gl_draw_triangle, edx ;v0,v1,v2
630	jmp .end_f	656	jmp .end_f
-		657	align 4
631	@@:	658	@@:
632	cmp dword[edx+offs_cont_begin_type],GL_TRIANGLE_FAN	659	cmp dword[edx+offs_cont_begin_type],GL_TRIANGLE_FAN
633	jne @f	660	jne @f
634	cmp dword[n],3	661	cmp dword[n],3
635	jne .end_f	662	jne .end_f
Line 645...	Line 672...
645	stdcall gl_draw_triangle, edx ;v0,v1,v2	672	stdcall gl_draw_triangle, edx ;v0,v1,v2
646	mov ecx,(sizeof.GLVertex)/4 ;((...)/4) что-бы использовать movsd вместо movsb	673	mov ecx,(sizeof.GLVertex)/4 ;((...)/4) что-бы использовать movsd вместо movsb
647	rep movsd ;context.vertex[1] = context.vertex[2]	674	rep movsd ;context.vertex[1] = context.vertex[2]
648	mov dword[n],2	675	mov dword[n],2
649	jmp .end_f	676	jmp .end_f
-		677	align 4
650	@@:	678	@@:
651	cmp dword[edx+offs_cont_begin_type],GL_QUADS	679	cmp dword[edx+offs_cont_begin_type],GL_QUADS
652	jne @f	680	jne @f
653	cmp dword[n],4	681	cmp dword[n],4
654	jne .end_f	682	jne .end_f
Line 670...	Line 698...
670	sub eax,2*sizeof.GLVertex	698	sub eax,2*sizeof.GLVertex
671	stdcall gl_draw_triangle, edx,eax ;v0,v2,v3	699	stdcall gl_draw_triangle, edx,eax ;v0,v2,v3
672	xor eax,eax	700	xor eax,eax
673	mov dword[n],eax	701	mov dword[n],eax
674	jmp .end_f	702	jmp .end_f
-		703	align 4
675	@@:	704	@@:
676	cmp dword[edx+offs_cont_begin_type],GL_QUAD_STRIP	705	cmp dword[edx+offs_cont_begin_type],GL_QUAD_STRIP
677	jne @f	706	jne @f
678	cmp dword[n],4	707	cmp dword[n],4
679	jne .end_f	708	jne .end_f
Line 696...	Line 725...
696	stdcall gl_draw_triangle, edx ;v1,v3,v2	725	stdcall gl_draw_triangle, edx ;v1,v3,v2
697	mov ecx,(sizeof.GLVertex)/2 ;((...)/2) копируем 2 вершины	726	mov ecx,(sizeof.GLVertex)/2 ;((...)/2) копируем 2 вершины
698	rep movsd ;context.vertex[0] = context.vertex[2], context.vertex[1] = context.vertex[3]	727	rep movsd ;context.vertex[0] = context.vertex[2], context.vertex[1] = context.vertex[3]
699	mov dword[n],2	728	mov dword[n],2
700	jmp .end_f	729	jmp .end_f
-		730	align 4
701	@@:	731	@@:
702	cmp dword[edx+offs_cont_begin_type],GL_POLYGON	732	cmp dword[edx+offs_cont_begin_type],GL_POLYGON
703	je .end_f	733	je .end_f
704	; default:	734	; default:
705	; gl_fatal_error("glBegin: type %x not handled\n", c->begin_type);	735	; gl_fatal_error("glBegin: type %x not handled\n", c->begin_type);
Line 710...	Line 740...
710	mov [edx+offs_cont_vertex_n],ecx	740	mov [edx+offs_cont_vertex_n],ecx
711	popad	741	popad
712	ret	742	ret
713	endp	743	endp
Line 714...	Line 744...
714		744
715	align 4	745	align 16
716	proc glopEnd uses eax ebx ecx, context:dword, p:dword	746	proc glopEnd uses eax ebx ecx, context:dword, p:dword
717	mov eax,[context]	747	mov eax,[context]
Line 718...	Line 748...
718	; assert(c->in_begin == 1);	748	; assert(c->in_begin == 1);
Line 725...	Line 755...
725	push ebx	755	push ebx
726	add ebx,2*sizeof.GLVertex	756	add ebx,2*sizeof.GLVertex
727	push ebx	757	push ebx
728	stdcall gl_draw_line, eax	758	stdcall gl_draw_line, eax
729	jmp .end_i	759	jmp .end_i
-		760	align 4
730	.else_i:	761	.else_i:
731	cmp dword[eax+offs_cont_begin_type],GL_POLYGON	762	cmp dword[eax+offs_cont_begin_type],GL_POLYGON
732	jne .end_i	763	jne .end_i
733	mov ebx,dword[eax+offs_cont_vertex_cnt]	764	mov ebx,dword[eax+offs_cont_vertex_cnt]
734	@@: ;while (ebx >= 3)	765	@@: ;while (ebx >= 3)
Line 741...	Line 772...
741	push ecx ;ecx = &context.vertex[i]	772	push ecx ;ecx = &context.vertex[i]
742	sub ecx,sizeof.GLVertex	773	sub ecx,sizeof.GLVertex
743	push ecx ;ecx = &context.vertex[i-1]	774	push ecx ;ecx = &context.vertex[i-1]
744	stdcall gl_draw_triangle, eax,[eax+offs_cont_vertex]	775	stdcall gl_draw_triangle, eax,[eax+offs_cont_vertex]
745	jmp @b	776	jmp @b
-		777	align 4
746	.end_i:	778	.end_i:
747	mov dword[eax+offs_cont_in_begin],0	779	mov dword[eax+offs_cont_in_begin],0
748	ret	780	ret
749	endp	781	endp

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(root)/programs/develop/libraries/TinyGL/asm_fork/vertex.asm – Rev 5418 → 6145