Mercurial > hg > Members > kono > Cerium
comparison old/simple_pack/task/create_span.cpp @ 507:735f76483bb2
Reorganization..
author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Mon, 12 Oct 2009 09:39:35 +0900 |
parents | TaskManager/Test/simple_pack/task/create_span.cpp@c2e178b3415f |
children |
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506:1d4a8a86f26b | 507:735f76483bb2 |
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1 #include <iostream> | |
2 #include "polygon_pack.h" | |
3 #include "spu_span.h" | |
4 using namespace std; | |
5 | |
6 | |
7 static float calc(float f1, float f2,int i, float base){ | |
8 float ans; | |
9 ans = f1/f2*i + base; | |
10 return ans; | |
11 } | |
12 | |
13 | |
14 static VertexPack *vMid1(VertexPack *vMid1,VertexPack *vMin, VertexPack *vMid, VertexPack *vMax) { | |
15 float d,d1; | |
16 d = (int)vMax->y-(int)vMin->y; | |
17 d1 = (int)vMid->y - (int)vMin->y; | |
18 vMid1->tex_x = calc(vMax->tex_x - vMin->tex_x, d, (int)d1 , vMin->tex_x | |
19 ); | |
20 vMid1->tex_y = calc(vMax->tex_y - vMin->tex_y, d, (int)d1 , vMin->tex_y | |
21 ); | |
22 vMid1->x = calc(vMax->x - vMin->x, d, (int)d1 , vMin->x); | |
23 vMid1->y = vMid->y; | |
24 vMid1->z = calc(vMax->z - vMin->z, d, (int)d1 , vMin->z); | |
25 //printf("x:%f y:%f z:%f tex_x:%f tex_y:%f\n",vMid1->x,vMid1->y,vMid1->z,vMid1->tex_x, vMid1->tex_y); | |
26 return vMid1; | |
27 } | |
28 | |
29 void half_triangle(SPUSPANLIST *ssl, long *tex_addr, long tex_width, long tex_height, VertexPack *vMin, VertexPack *vMid, VertexPack *vMid1) { | |
30 //void half_triangle(SPANPACK *sp, long *tex_addr, long tex_width, long tex_height, VertexPack *vMin, VertexPack *vMid, VertexPack *vMid1) { | |
31 float tmp_z,tmp_tex1, tmp_tex2 ,tmp_tey1,tmp_tey2; | |
32 float tmp_xpos,tmp_end,tmp_zpos; | |
33 int i; | |
34 //int j; | |
35 float div_y; | |
36 float start_z,end_z; | |
37 float start_tex_x,end_tex_x,start_tex_y,end_tex_y; | |
38 int x,y,length; | |
39 int k =0; | |
40 int l = 1; | |
41 int start_y = (int)vMid->y; | |
42 int end_y = (int)vMin->y; | |
43 | |
44 if (start_y<end_y) { | |
45 int i; i=end_y; end_y=start_y; start_y = i; | |
46 k = 1; | |
47 l = -1; | |
48 } | |
49 | |
50 div_y = start_y - end_y; // > 0 | |
51 | |
52 //cout << "div_y : " << div_y+1 << endl; | |
53 | |
54 for(i = k; i < div_y+1; i++) { | |
55 tmp_xpos = calc(vMid1->x - vMin->x ,div_y, i, vMin->x); | |
56 tmp_end = calc(vMid->x - vMin->x ,div_y, i, vMin->x); | |
57 tmp_z = calc(vMid1->z - vMin->z ,div_y, i, vMin->z); | |
58 tmp_zpos = calc(vMid->z - vMin->z ,div_y, i, vMin->z); | |
59 //printf("x:%f end:%f z:%f zpos:%f\n",tmp_xpos,tmp_end,tmp_z,tmp_zpos); | |
60 | |
61 tmp_tex1 =((i/(div_y)) * vMid1->tex_x) + \ | |
62 ( ((div_y - i)/(div_y)) * vMin->tex_x); | |
63 tmp_tex2 =( (i/(div_y)) * vMid->tex_x) + \ | |
64 ( ((div_y - i)/(div_y)) * vMin->tex_x); | |
65 | |
66 tmp_tey1 =( (i/(div_y)) * vMid1->tex_y) + \ | |
67 ( ((div_y - i)/(div_y)) * vMin->tex_y); | |
68 tmp_tey2 =( (i/(div_y)) * vMid->tex_y) + \ | |
69 ( ((div_y - i)/(div_y)) * vMin->tex_y); | |
70 if(tmp_xpos > tmp_end) { | |
71 x = (int)tmp_end; | |
72 y = (int)vMin->y + i*l; | |
73 length = (int)(tmp_xpos)-(int)(tmp_end)+1; | |
74 start_z = tmp_zpos; | |
75 end_z = tmp_z; | |
76 start_tex_x = tmp_tex2; | |
77 end_tex_x = tmp_tex1; | |
78 start_tex_y = tmp_tey2; | |
79 end_tex_y = tmp_tey1; | |
80 } else { | |
81 x = (int)tmp_xpos; | |
82 y = (int)vMin->y + i*l; | |
83 length = (int)(tmp_end)-(int)(tmp_xpos)+1; | |
84 start_z = tmp_z; | |
85 end_z = tmp_zpos; | |
86 start_tex_x = tmp_tex1; | |
87 end_tex_x = tmp_tex2; | |
88 start_tex_y = tmp_tey1; | |
89 end_tex_y = tmp_tey2; | |
90 } | |
91 //printf("x:%d y:%d end:%d z:%f zpos:%f\n",x,y,length,start_z , end_z); | |
92 //printf("start_tex_x:%f end_tex_x:%f start_tex_y:%f end_tex_y:%fn",start_tex_x,end_tex_x,start_tex_y,end_tex_y); | |
93 | |
94 //add(tex_addr,tex_width,tex_height,x,y,length,start_z,end_z,start_tex_x,end_tex_x,start_tex_y,end_tex_y); | |
95 | |
96 //y += 540; // window_height = 1080 (1080/2 = 540) | |
97 y += 240; // window_height = 480 (480/2 = 240) | |
98 | |
99 int line_set = y/8; | |
100 | |
101 //y -= 540; // window_height = 1080 (1080/2 = 540) | |
102 y -= 240; // window_height = 480 (480/2 = 240) | |
103 | |
104 int spu_no = line_set%6; | |
105 | |
106 int spp_no = line_set/6; | |
107 int span_no = ssl->ss[spu_no].spp[spp_no].info.size; | |
108 | |
109 ssl->ss[spu_no].spp[spp_no].span[span_no].tex_addr = tex_addr; | |
110 ssl->ss[spu_no].spp[spp_no].span[span_no].tex_width = tex_width; | |
111 ssl->ss[spu_no].spp[spp_no].span[span_no].tex_height = tex_height; | |
112 ssl->ss[spu_no].spp[spp_no].span[span_no].x = x; | |
113 ssl->ss[spu_no].spp[spp_no].span[span_no].y = y; | |
114 ssl->ss[spu_no].spp[spp_no].span[span_no].length_x = length; | |
115 ssl->ss[spu_no].spp[spp_no].span[span_no].start_z = start_z; | |
116 ssl->ss[spu_no].spp[spp_no].span[span_no].end_z = end_z; | |
117 ssl->ss[spu_no].spp[spp_no].span[span_no].tex_x1 = start_tex_x; | |
118 ssl->ss[spu_no].spp[spp_no].span[span_no].tex_x2 = end_tex_x; | |
119 ssl->ss[spu_no].spp[spp_no].span[span_no].tex_y1 = start_tex_y; | |
120 ssl->ss[spu_no].spp[spp_no].span[span_no].tex_y2 = end_tex_y; | |
121 | |
122 ssl->ss[spu_no].spp[spp_no].info.size++; | |
123 } | |
124 } | |
125 | |
126 | |
127 int create_span(void *rbuf,void *wbuf) { | |
128 //POLYGONPACK *polygon = (POLYGONPACK*)rbuf; | |
129 PolygonPack *polygon = (PolygonPack*)rbuf; | |
130 //SPANPACK *sp = (SPANPACK*)wbuf; | |
131 //SPANPACKLIST *spl = (SPANPACKLIST*)wbuf; | |
132 //SPANPACKLIST *spl = polygon->spl; | |
133 SPUSPANLIST *ssl = polygon->ssl; | |
134 VertexPack *vMin, *vMid, *vMax, *vMid10; | |
135 VertexPack ver; | |
136 vMid10 = &ver; | |
137 | |
138 //cout << "create_span:spl->size = " << spl->size << endl; | |
139 //cout << "create_span:spl->dline[0].span = " << spl->dline[0].span << endl; | |
140 | |
141 //for(int i=0; i<spl->size; i++) | |
142 for(int i=0; i<6; i++) // 6 = number of SPU | |
143 { | |
144 ssl->ss[i].length = 0; | |
145 //for(int t=0; t<10; t++) // window_height = 1080 ( 1080/8/6 = 22.5 ) | |
146 for(int t=0; t<10; t++) // window_height = 480 (480/8/6 = 10) | |
147 { | |
148 ssl->ss[i].spp[t].info.size = 0; | |
149 } | |
150 } | |
151 | |
152 //sp->info.size = 0; | |
153 | |
154 //cout << sizeof(SPANPACK) << endl; | |
155 //cout << "polygon size : " << polygon->info.size << endl; | |
156 | |
157 for(int a=0; a<polygon->info.size; a++) { | |
158 //cout << "a = " << a << endl; | |
159 //cout << "polygon size : " << polygon->info.size << endl; | |
160 if(polygon->tri[a].ver1.y <= polygon->tri[a].ver2.y) { | |
161 if(polygon->tri[a].ver2.y <= polygon->tri[a].ver3.y) { | |
162 vMin = &polygon->tri[a].ver1; | |
163 vMid = &polygon->tri[a].ver2; | |
164 vMax = &polygon->tri[a].ver3; | |
165 } else if(polygon->tri[a].ver3.y <= polygon->tri[a].ver1.y) { | |
166 vMin = &polygon->tri[a].ver3; | |
167 vMid = &polygon->tri[a].ver1; | |
168 vMax = &polygon->tri[a].ver2; | |
169 } else { | |
170 vMin = &polygon->tri[a].ver1; | |
171 vMid = &polygon->tri[a].ver3; | |
172 vMax = &polygon->tri[a].ver2; | |
173 } | |
174 } else { | |
175 if(polygon->tri[a].ver1.y <= polygon->tri[a].ver3.y) { | |
176 vMin = &polygon->tri[a].ver2; | |
177 vMid = &polygon->tri[a].ver1; | |
178 vMax = &polygon->tri[a].ver3; | |
179 } else if(polygon->tri[a].ver3.y <= polygon->tri[a].ver2.y) { | |
180 vMin = &polygon->tri[a].ver3; | |
181 vMid = &polygon->tri[a].ver2; | |
182 vMax = &polygon->tri[a].ver1; | |
183 } else { | |
184 vMin = &polygon->tri[a].ver2; | |
185 vMid = &polygon->tri[a].ver3; | |
186 vMax = &polygon->tri[a].ver1; | |
187 } | |
188 } | |
189 | |
190 //cout << vMid->y << endl; | |
191 //cout << vMin->y << endl; | |
192 | |
193 vMid1(vMid10,vMin,vMid,vMax); | |
194 | |
195 half_triangle(ssl,polygon->tri[a].tex_addr,polygon->tri[a].tex_width,polygon->tri[a].tex_height,vMin,vMid,vMid10); | |
196 half_triangle(ssl,polygon->tri[0].tex_addr,polygon->tri[0].tex_width,polygon->tri[0].tex_height,vMax,vMid,vMid10); | |
197 //printf("x:%d y:%d end:%d z:%f zpos:%f\n",sp->span[0].x,sp->span[0].y,sp->span[0].length_x,sp->span[0].start_z , sp->span[0].end_z); | |
198 } | |
199 //printf("create_span x:%d y:%d end:%d z:%f zpos:%f\n",sp->span[0].x,sp->span[0].y,sp->span[0].length_x,sp->span[0].start_z , sp->span[0].end_z); | |
200 return 0; | |
201 | |
202 //return sizeof(SPANPACKLIST); | |
203 } |