gba-x3dtest
changeset 15:b755fb002f17
foo
| author | John Tsiombikas <nuclear@member.fsf.org> |
|---|---|
| date | Wed, 25 Jun 2014 17:02:48 +0300 |
| parents | c398d834d64a |
| children | 02cf4011f566 |
| files | Makefile src/ggen.c src/mesh.c src/mesh.h src/polyfill.c src/polyfill.h src/x3d.c src/x3d.h |
| diffstat | 8 files changed, 209 insertions(+), 74 deletions(-) [+] |
line diff
1.1 --- a/Makefile Mon Jun 23 10:33:24 2014 +0300 1.2 +++ b/Makefile Wed Jun 25 17:02:48 2014 +0300 1.3 @@ -15,8 +15,8 @@ 1.4 OBJCOPY = $(ARCH)-objcopy 1.5 EMU = vbam 1.6 1.7 -#opt = -O3 -fomit-frame-pointer -mcpu=arm7tdmi -mtune=arm7tdmi 1.8 -dbg = -g 1.9 +opt = -O3 -fomit-frame-pointer -mcpu=arm7tdmi -mtune=arm7tdmi 1.10 +#dbg = -g 1.11 1.12 CFLAGS = $(opt) $(dbg) -pedantic -Wall -I../gbasys/src 1.13 LDFLAGS = ../gbasys/libgbasys.a -lm
2.1 --- a/src/ggen.c Mon Jun 23 10:33:24 2014 +0300 2.2 +++ b/src/ggen.c Wed Jun 25 17:02:48 2014 +0300 2.3 @@ -17,19 +17,25 @@ 2.4 *cptr++ = b; \ 2.5 } while(0) 2.6 2.7 +#define TEXCOORD(u, v) \ 2.8 + do { \ 2.9 + *tptr++ = u; \ 2.10 + *tptr++ = v; \ 2.11 + } while(0) 2.12 + 2.13 int gen_box(struct mesh *m) 2.14 { 2.15 int i; 2.16 - int num_faces = 12; 2.17 - int num_verts = num_faces * 3; 2.18 + int num_faces = 6; 2.19 + int num_verts = num_faces * 4; 2.20 int32_t v[8][3] = { 2.21 {-X1, -X1, -X1}, {X1, -X1, -X1}, {X1, -X1, X1}, {-X1, -X1, X1}, 2.22 {-X1, X1, -X1}, {X1, X1, -X1}, {X1, X1, X1}, {-X1, X1, X1} 2.23 }; 2.24 - int32_t *vptr, *cptr; 2.25 + int32_t *vptr, *cptr, *tptr; 2.26 2.27 2.28 - m->prim = X3D_TRIANGLES; 2.29 + m->prim = X3D_QUADS; 2.30 m->nverts = num_verts; 2.31 if(!(m->verts = malloc(num_verts * 3 * sizeof *m->verts))) { 2.32 return -1; 2.33 @@ -41,71 +47,76 @@ 2.34 } 2.35 cptr = m->colors; 2.36 2.37 + if(!(m->texcoords = malloc(num_verts * 2 * sizeof *m->texcoords))) { 2.38 + return -1; 2.39 + } 2.40 + tptr = m->texcoords; 2.41 + 2.42 /* -Y */ 2.43 VERTEX(v[0][0], v[0][1], v[0][2]); 2.44 VERTEX(v[1][0], v[1][1], v[1][2]); 2.45 VERTEX(v[2][0], v[2][1], v[2][2]); 2.46 - for(i=0; i<3; i++) COLOR(32768, 0, 32768); 2.47 - 2.48 - VERTEX(v[0][0], v[0][1], v[0][2]); 2.49 - VERTEX(v[2][0], v[2][1], v[2][2]); 2.50 VERTEX(v[3][0], v[3][1], v[3][2]); 2.51 - for(i=0; i<3; i++) COLOR(65536, 0, 65536); 2.52 + TEXCOORD(65536, 0); 2.53 + TEXCOORD(0, 0); 2.54 + TEXCOORD(0, 65536); 2.55 + TEXCOORD(65536, 65536); 2.56 + for(i=0; i<4; i++) COLOR(65536, 0, 65536); 2.57 2.58 /* +Y */ 2.59 + VERTEX(v[4][0], v[4][1], v[4][2]); 2.60 VERTEX(v[7][0], v[7][1], v[7][2]); 2.61 VERTEX(v[6][0], v[6][1], v[6][2]); 2.62 VERTEX(v[5][0], v[5][1], v[5][2]); 2.63 - for(i=0; i<3; i++) COLOR(0, 32768, 0); 2.64 - 2.65 - VERTEX(v[7][0], v[7][1], v[7][2]); 2.66 - VERTEX(v[5][0], v[5][1], v[5][2]); 2.67 - VERTEX(v[4][0], v[4][1], v[4][2]); 2.68 - for(i=0; i<3; i++) COLOR(0, 65536, 0); 2.69 + TEXCOORD(0, 0); 2.70 + TEXCOORD(0, 65536); 2.71 + TEXCOORD(65536, 65536); 2.72 + TEXCOORD(65536, 0); 2.73 + for(i=0; i<4; i++) COLOR(0, 65536, 0); 2.74 2.75 /* -Z */ 2.76 VERTEX(v[0][0], v[0][1], v[0][2]); 2.77 VERTEX(v[4][0], v[4][1], v[4][2]); 2.78 VERTEX(v[5][0], v[5][1], v[5][2]); 2.79 - for(i=0; i<3; i++) COLOR(32768, 32768, 0); 2.80 - 2.81 - VERTEX(v[0][0], v[0][1], v[0][2]); 2.82 - VERTEX(v[5][0], v[5][1], v[5][2]); 2.83 VERTEX(v[1][0], v[1][1], v[1][2]); 2.84 - for(i=0; i<3; i++) COLOR(65536, 65536, 0); 2.85 + TEXCOORD(0, 0); 2.86 + TEXCOORD(0, 65536); 2.87 + TEXCOORD(65536, 65536); 2.88 + TEXCOORD(65536, 0); 2.89 + for(i=0; i<4; i++) COLOR(65536, 65536, 0); 2.90 2.91 /* +Z */ 2.92 VERTEX(v[2][0], v[2][1], v[2][2]); 2.93 VERTEX(v[6][0], v[6][1], v[6][2]); 2.94 VERTEX(v[7][0], v[7][1], v[7][2]); 2.95 - for(i=0; i<3; i++) COLOR(0, 0, 32768); 2.96 - 2.97 - VERTEX(v[2][0], v[2][1], v[2][2]); 2.98 - VERTEX(v[7][0], v[7][1], v[7][2]); 2.99 VERTEX(v[3][0], v[3][1], v[3][2]); 2.100 - for(i=0; i<3; i++) COLOR(0, 0, 65536); 2.101 + TEXCOORD(0, 0); 2.102 + TEXCOORD(0, 65536); 2.103 + TEXCOORD(65536, 65536); 2.104 + TEXCOORD(65536, 0); 2.105 + for(i=0; i<4; i++) COLOR(0, 0, 65536); 2.106 2.107 /* +X */ 2.108 VERTEX(v[1][0], v[1][1], v[1][2]); 2.109 VERTEX(v[5][0], v[5][1], v[5][2]); 2.110 VERTEX(v[6][0], v[6][1], v[6][2]); 2.111 - for(i=0; i<3; i++) COLOR(32768, 0, 0); 2.112 - 2.113 - VERTEX(v[1][0], v[1][1], v[1][2]); 2.114 - VERTEX(v[6][0], v[6][1], v[6][2]); 2.115 VERTEX(v[2][0], v[2][1], v[2][2]); 2.116 - for(i=0; i<3; i++) COLOR(65536, 0, 0); 2.117 + TEXCOORD(0, 0); 2.118 + TEXCOORD(0, 65536); 2.119 + TEXCOORD(65536, 65536); 2.120 + TEXCOORD(65536, 0); 2.121 + for(i=0; i<4; i++) COLOR(65536, 0, 0); 2.122 2.123 /* -X */ 2.124 VERTEX(v[3][0], v[3][1], v[3][2]); 2.125 VERTEX(v[7][0], v[7][1], v[7][2]); 2.126 VERTEX(v[4][0], v[4][1], v[4][2]); 2.127 - for(i=0; i<3; i++) COLOR(0, 32768, 32768); 2.128 - 2.129 - VERTEX(v[3][0], v[3][1], v[3][2]); 2.130 - VERTEX(v[4][0], v[4][1], v[4][2]); 2.131 VERTEX(v[0][0], v[0][1], v[0][2]); 2.132 - for(i=0; i<3; i++) COLOR(0, 65536, 65536); 2.133 + TEXCOORD(0, 0); 2.134 + TEXCOORD(0, 65536); 2.135 + TEXCOORD(65536, 65536); 2.136 + TEXCOORD(65536, 0); 2.137 + for(i=0; i<4; i++) COLOR(0, 65536, 65536); 2.138 2.139 return 0; 2.140 }
3.1 --- a/src/mesh.c Mon Jun 23 10:33:24 2014 +0300 3.2 +++ b/src/mesh.c Wed Jun 25 17:02:48 2014 +0300 3.3 @@ -7,6 +7,7 @@ 3.4 m->prim = X3D_TRIANGLES; 3.5 m->verts = 0; 3.6 m->colors = 0; 3.7 + m->texcoords = 0; 3.8 m->nverts = 0; 3.9 } 3.10 3.11 @@ -14,6 +15,7 @@ 3.12 { 3.13 free(m->verts); 3.14 free(m->colors); 3.15 + free(m->texcoords); 3.16 } 3.17 3.18 void draw_mesh(struct mesh *m) 3.19 @@ -22,9 +24,13 @@ 3.20 if(m->colors) { 3.21 x3d_color_array(m->nverts, m->colors); 3.22 } 3.23 + if(m->texcoords) { 3.24 + x3d_texcoord_array(m->nverts, m->texcoords); 3.25 + } 3.26 3.27 x3d_draw(m->prim, m->nverts); 3.28 3.29 x3d_vertex_array(0, 0); 3.30 x3d_color_array(0, 0); 3.31 + x3d_texcoord_array(0, 0); 3.32 }
4.1 --- a/src/mesh.h Mon Jun 23 10:33:24 2014 +0300 4.2 +++ b/src/mesh.h Wed Jun 25 17:02:48 2014 +0300 4.3 @@ -9,6 +9,7 @@ 4.4 4.5 int32_t *verts; 4.6 int32_t *colors; 4.7 + int32_t *texcoords; 4.8 int nverts; 4.9 }; 4.10
5.1 --- a/src/polyfill.c Mon Jun 23 10:33:24 2014 +0300 5.2 +++ b/src/polyfill.c Wed Jun 25 17:02:48 2014 +0300 5.3 @@ -5,14 +5,18 @@ 5.4 #include "fixed.h" 5.5 #include "gbasys.h" 5.6 5.7 +/* TODO: constant interpolant optimization */ 5.8 + 5.9 #define VNEXT(x, n) (((x) + 1) % (n)) 5.10 #define VPREV(x, n) ((x) > 0 ? (x) - 1 : (n) - 1) 5.11 5.12 -static void fill_scanline_pal(int y, int x0, int x1, uint8_t color); 5.13 -static void fill_scanline_rgb(int y, int x0, int x1, uint16_t color); 5.14 +static void fill_scanline_pal(int y, int32_t x0, int32_t x1, int32_t u0, int32_t u1, 5.15 + int32_t v0, int32_t v1, uint8_t color); 5.16 +static void fill_scanline_rgb(int y, int32_t x0, int32_t x1, int32_t u0, int32_t u1, 5.17 + int32_t v0, int32_t v1, uint16_t color); 5.18 static int winding(int32_t x0, int32_t y0, int32_t x1, int32_t y1); 5.19 5.20 -void draw_poly(int num, const pvec3 *verts, uint16_t color) 5.21 +void draw_poly(int num, const pvec3 *verts, const pvec2 *tex, uint16_t color) 5.22 { 5.23 int i, topidx = 0, botidx = 0; 5.24 int lidx[2] = {-1, -1}, ridx[2] = {-1, -1}; 5.25 @@ -22,6 +26,8 @@ 5.26 int start, end; 5.27 pvec3 v0, v1; 5.28 5.29 + int32_t lu, lv, ru, rv, ldudy, ldvdy, rdudy, rdvdy; /* texture interpolants */ 5.30 + 5.31 v0.x = verts[1].x - verts[0].x; 5.32 v0.y = verts[1].y - verts[0].y; 5.33 5.34 @@ -63,6 +69,10 @@ 5.35 } 5.36 lx = verts[lidx[0]].x; 5.37 ldxdy = x16div(verts[lidx[1]].x - lx, ldy); 5.38 + lu = tex[lidx[0]].x; 5.39 + ldudy = x16div(tex[lidx[1]].x - lu, ldy); 5.40 + lv = tex[lidx[0]].y; 5.41 + ldvdy = x16div(tex[lidx[1]].y - lv, ldy); 5.42 5.43 /* find starting right edge */ 5.44 ridx[1] = VNEXT(ridx[0], num); 5.45 @@ -80,6 +90,10 @@ 5.46 } 5.47 rx = verts[ridx[0]].x; 5.48 rdxdy = x16div(verts[ridx[1]].x - rx, rdy); 5.49 + ru = tex[ridx[0]].x; 5.50 + rdudy = x16div(tex[ridx[1]].x - ru, rdy); 5.51 + rv = tex[ridx[0]].y; 5.52 + rdvdy = x16div(tex[ridx[1]].y - rv, rdy); 5.53 5.54 start = topy >> 16; 5.55 end = boty >> 16; 5.56 @@ -88,7 +102,6 @@ 5.57 5.58 y = topy; 5.59 for(i=start; i<=end; i++) { 5.60 - short x0, x1; 5.61 5.62 if(y >= verts[lidx[1]].y) { 5.63 lx = verts[lidx[1]].x; 5.64 @@ -98,10 +111,18 @@ 5.65 if(ldy < 0) { 5.66 break; 5.67 } 5.68 + 5.69 + lu = tex[lidx[0]].x; 5.70 + lv = tex[lidx[0]].y; 5.71 + 5.72 if(ldy) { 5.73 ldxdy = x16div(verts[lidx[1]].x - lx, ldy); 5.74 + ldudy = x16div(tex[lidx[1]].x - lu, ldy); 5.75 + ldvdy = x16div(tex[lidx[1]].y - lv, ldy); 5.76 } else { 5.77 ldxdy = verts[lidx[1]].x - lx; 5.78 + ldudy = tex[lidx[1]].x - lu; 5.79 + ldvdy = tex[lidx[1]].y - lv; 5.80 } 5.81 } 5.82 if(y >= verts[ridx[1]].y) { 5.83 @@ -112,81 +133,145 @@ 5.84 if(rdy < 0) { 5.85 break; 5.86 } 5.87 + 5.88 + ru = tex[ridx[0]].x; 5.89 + rv = tex[ridx[0]].y; 5.90 + 5.91 if(rdy) { 5.92 rdxdy = x16div(verts[ridx[1]].x - rx, rdy); 5.93 + rdudy = x16div(tex[ridx[1]].x - ru, rdy); 5.94 + rdvdy = x16div(tex[ridx[1]].y - rv, rdy); 5.95 } else { 5.96 rdxdy = verts[ridx[1]].x - rx; 5.97 + rdudy = tex[ridx[1]].x - ru; 5.98 + rdvdy = tex[ridx[1]].y - rv; 5.99 } 5.100 } 5.101 5.102 - x0 = lx >> 16; 5.103 - x1 = rx >> 16; 5.104 - 5.105 - if(i >= 0) {// && x0 < x1) { 5.106 + if(i >= 0) { 5.107 #ifdef PALMODE 5.108 - fill_scanline_pal(i, x0, x1, (uint8_t)color); 5.109 + fill_scanline_pal(i, lx, rx, lu, ru, lv, rv, (uint8_t)color); 5.110 #else 5.111 - fill_scanline_rgb(i, x0, x1, color); 5.112 + fill_scanline_rgb(i, lx, rx, lu, ru, lv, rv, color); 5.113 #endif 5.114 } 5.115 5.116 lx += ldxdy; 5.117 rx += rdxdy; 5.118 y += 65536; 5.119 + 5.120 + lu += ldudy; 5.121 + lv += ldvdy; 5.122 + ru += rdudy; 5.123 + rv += rdvdy; 5.124 } 5.125 } 5.126 5.127 5.128 -static void fill_scanline_pal(int y, int x0, int x1, uint8_t color) 5.129 +static void fill_scanline_pal(int y, int32_t x0, int32_t x1, int32_t u0, int32_t u1, 5.130 + int32_t v0, int32_t v1, uint8_t color) 5.131 { 5.132 -#if 1 5.133 - int i, num_pairs, num_pix = x1 - x0; 5.134 - uint16_t *pixels = (uint16_t*)back_buffer->pixels + (y * WIDTH + x0) / 2; 5.135 + int ix0, ix1; 5.136 + int32_t dx; 5.137 + int32_t u, v, dudx, dvdx; 5.138 + 5.139 + int i, num_pairs, num_pix; 5.140 + uint16_t *pixels; 5.141 uint16_t colpair = (uint16_t)color | ((uint16_t)color << 8); 5.142 5.143 - if(x0 & 1) { 5.144 + if(x0 > x1) { 5.145 + int32_t tmp = x0; 5.146 + x0 = x1; 5.147 + x1 = tmp; 5.148 + } 5.149 + 5.150 + dx = x1 - x0; 5.151 + 5.152 + u = u0; 5.153 + v = v0; 5.154 + if(dx) { 5.155 + dudx = x16div(u1 - u0, dx); 5.156 + dvdx = x16div(v1 - v0, dx); 5.157 + } else { 5.158 + dudx = u1 - u0; 5.159 + dvdx = v1 - v0; 5.160 + } 5.161 + 5.162 + ix0 = (x0 + 32768) >> 16; 5.163 + ix1 = (x1 + 32768) >> 16; 5.164 + 5.165 + if(ix0 < 0) ix0 = 0; 5.166 + if(ix1 >= WIDTH - 1) ix1 = WIDTH - 1; 5.167 + 5.168 + num_pix = ix1 - ix0; 5.169 + pixels = (uint16_t*)back_buffer->pixels + (y * WIDTH + ix0) / 2; 5.170 + 5.171 + if(ix0 & 1) { 5.172 uint16_t pix = *pixels & 0xff; 5.173 *pixels++ = pix | ((uint16_t)color << 8); 5.174 --num_pix; 5.175 + u += dudx; 5.176 + v += dvdx; 5.177 } 5.178 5.179 num_pairs = (num_pix & 0xfffe) / 2; 5.180 5.181 for(i=0; i<num_pairs; i++) { 5.182 *pixels++ = colpair; 5.183 + u += dudx * 2; 5.184 + v += dvdx * 2; 5.185 } 5.186 5.187 if(num_pix & 1) { 5.188 uint16_t pix = *pixels & 0xff00; 5.189 *pixels = pix | color; 5.190 } 5.191 -#else 5.192 - int i; 5.193 - uint8_t *pixels = (uint8_t*)back_buffer->pixels + y * WIDTH + x0; 5.194 - 5.195 - for(i=x0; i<x1; i++) { 5.196 - *pixels++ = color; 5.197 - } 5.198 -#endif 5.199 } 5.200 5.201 -static void fill_scanline_rgb(int y, int x0, int x1, uint16_t color) 5.202 +static void fill_scanline_rgb(int y, int32_t x0, int32_t x1, int32_t u0, int32_t u1, 5.203 + int32_t v0, int32_t v1, uint16_t color) 5.204 { 5.205 - int i; 5.206 + int i, ix0, ix1; 5.207 uint16_t *pixels; 5.208 + int32_t dx; 5.209 + int32_t u, v, dudx, dvdx; 5.210 5.211 if(x0 > x1) { 5.212 - i = x0; 5.213 + int32_t tmp = x0; 5.214 x0 = x1; 5.215 - x1 = i; 5.216 + x1 = tmp; 5.217 } 5.218 5.219 - if(x0 < 0) x0 = 0; 5.220 - if(x1 >= WIDTH - 1) x1 = WIDTH - 1; 5.221 + dx = x1 - x0; 5.222 5.223 - pixels = (uint16_t*)back_buffer->pixels + y * WIDTH + x0; 5.224 - for(i=x0; i<x1; i++) { 5.225 - *pixels++ = color; 5.226 + u = u0; 5.227 + v = v0; 5.228 + if(dx) { 5.229 + dudx = x16div(u1 - u0, dx); 5.230 + dvdx = x16div(v1 - v0, dx); 5.231 + } else { 5.232 + dudx = u1 - u0; 5.233 + dvdx = v1 - v0; 5.234 + } 5.235 + 5.236 + ix0 = (x0 + 32768) >> 16; 5.237 + ix1 = (x1 + 32768) >> 16; 5.238 + 5.239 + if(ix0 < 0) ix0 = 0; 5.240 + if(ix1 >= WIDTH - 1) ix1 = WIDTH - 1; 5.241 + 5.242 + pixels = (uint16_t*)back_buffer->pixels + y * WIDTH + ix0; 5.243 + for(i=ix0; i<ix1; i++) { 5.244 + /**pixels++ = color;*/ 5.245 + int cr = u >> 8; 5.246 + int cg = v >> 8; 5.247 + if(cr > 255) cr = 255; 5.248 + if(cg > 255) cg = 255; 5.249 + 5.250 + *pixels++ = RGB(cr, cg, 0); 5.251 + 5.252 + u += dudx; 5.253 + v += dvdx; 5.254 } 5.255 } 5.256
6.1 --- a/src/polyfill.h Mon Jun 23 10:33:24 2014 +0300 6.2 +++ b/src/polyfill.h Wed Jun 25 17:02:48 2014 +0300 6.3 @@ -7,7 +7,11 @@ 6.4 int32_t x, y, z; 6.5 } pvec3; 6.6 6.7 -void draw_poly(int num, const pvec3 *verts, uint16_t color); 6.8 +typedef struct pvec2 { 6.9 + int32_t x, y; 6.10 +} pvec2; 6.11 + 6.12 +void draw_poly(int num, const pvec3 *verts, const pvec2 *tex, uint16_t color); 6.13 6.14 void draw_point(const pvec3 *v, uint16_t color); 6.15
7.1 --- a/src/x3d.c Mon Jun 23 10:33:24 2014 +0300 7.2 +++ b/src/x3d.c Wed Jun 25 17:02:48 2014 +0300 7.3 @@ -17,7 +17,8 @@ 7.4 int32_t m[12]; 7.5 }; 7.6 7.7 -static void proc_vertex(const int32_t *vin, const int32_t *cin, pvec3 *vout, pvec3 *cout); 7.8 +static void proc_vertex(const int32_t *vin, const int32_t *cin, const int32_t *tin, 7.9 + pvec3 *vout, pvec3 *cout, pvec2 *tout); 7.10 static int dump_frame(struct pixel_buffer *frame); 7.11 7.12 7.13 @@ -39,8 +40,11 @@ 7.14 static unsigned short vertex_count; 7.15 static const int32_t *color_array; 7.16 static unsigned short color_count; 7.17 +static const int32_t *texcoord_array; 7.18 +static unsigned short texcoord_count; 7.19 7.20 static int32_t im_color[3]; 7.21 +static int32_t im_texcoord[2]; 7.22 static uint8_t im_color_index; 7.23 7.24 void x3d_projection(int fov, int32_t aspect, int32_t nearz, int32_t farz) 7.25 @@ -163,11 +167,18 @@ 7.26 color_count = count; 7.27 } 7.28 7.29 +void x3d_texcoord_array(int count, const int32_t *ptr) 7.30 +{ 7.31 + texcoord_array = ptr; 7.32 + texcoord_count = count; 7.33 +} 7.34 + 7.35 int x3d_draw(int prim, int vnum) 7.36 { 7.37 int i, j, pverts = prim; 7.38 const int32_t *vptr = vertex_array; 7.39 const int32_t *cptr = color_array; 7.40 + const int32_t *tptr = texcoord_array; 7.41 #ifndef PALMODE 7.42 short cr, cg, cb; 7.43 #endif 7.44 @@ -185,14 +196,20 @@ 7.45 __FUNCTION__, vnum, color_count); 7.46 vnum = color_count; 7.47 } 7.48 + if(texcoord_array && vnum > texcoord_count) { 7.49 + logmsg(LOG_DBG, "%s called with vnum=%d, but current texcoord array has %d elements\n", 7.50 + __FUNCTION__, vnum, texcoord_count); 7.51 + vnum = texcoord_count; 7.52 + } 7.53 7.54 for(i=0; i<vnum; i+=pverts) { 7.55 /* process vertices */ 7.56 pvec3 vpos[4]; 7.57 pvec3 col[4]; 7.58 + pvec2 tex[4]; 7.59 7.60 for(j=0; j<pverts; j++) { 7.61 - proc_vertex(vptr, cptr, vpos + j, col + j); 7.62 + proc_vertex(vptr, cptr, tptr, vpos + j, col + j, tex + j); 7.63 7.64 if(vpos[j].z <= proj_near) { 7.65 goto skip_prim; 7.66 @@ -200,6 +217,7 @@ 7.67 7.68 vptr += 3; 7.69 if(cptr) cptr += 3; 7.70 + if(tptr) tptr += 2; 7.71 } 7.72 7.73 #ifdef PALMODE 7.74 @@ -239,7 +257,7 @@ 7.75 7.76 case X3D_TRIANGLES: 7.77 case X3D_QUADS: 7.78 - draw_poly(pverts, vpos, color); 7.79 + draw_poly(pverts, vpos, tex, color); 7.80 if(dbg_fill_dump) { 7.81 dump_frame(back_buffer); 7.82 } 7.83 @@ -252,7 +270,8 @@ 7.84 return 0; 7.85 } 7.86 7.87 -static void proc_vertex(const int32_t *vin, const int32_t *cin, pvec3 *vout, pvec3 *cout) 7.88 +static void proc_vertex(const int32_t *vin, const int32_t *cin, const int32_t *tin, 7.89 + pvec3 *vout, pvec3 *cout, pvec2 *tout) 7.90 { 7.91 int i; 7.92 int32_t tvert[3]; 7.93 @@ -283,6 +302,14 @@ 7.94 cout->y = im_color[1]; 7.95 cout->z = im_color[2]; 7.96 } 7.97 + 7.98 + if(texcoord_array) { 7.99 + tout->x = tin[0]; 7.100 + tout->y = tin[1]; 7.101 + } else { 7.102 + tout->x = im_texcoord[0]; 7.103 + tout->y = im_texcoord[1]; 7.104 + } 7.105 } 7.106 7.107 void x3d_color_index(int cidx)
8.1 --- a/src/x3d.h Mon Jun 23 10:33:24 2014 +0300 8.2 +++ b/src/x3d.h Wed Jun 25 17:02:48 2014 +0300 8.3 @@ -23,6 +23,7 @@ 8.4 8.5 void x3d_vertex_array(int count, const int32_t *ptr); 8.6 void x3d_color_array(int count, const int32_t *ptr); 8.7 +void x3d_texcoord_array(int count, const int32_t *ptr); 8.8 8.9 int x3d_draw(int prim, int vnum); 8.10 int x3d_draw_indexed(int prim, int count, uint16_t *ptr);