dlls/d3dx8/tests/mesh.c

   1 /*
   2  * Copyright 2008 David Adam
   3  * Copyright 2008 Luis Busquets
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  18  */
  19
  20 #include "d3dx8.h"
  21
  22 #include "wine/test.h"
  23
  24 #define admitted_error 0.0001f
  25
  26 #define compare_vertex_sizes(type, exp) \
  27     got=D3DXGetFVFVertexSize(type); \
  28     ok(got==exp, "Expected: %d, Got: %d\n", exp, got);
  29
  30 static BOOL compare(FLOAT u, FLOAT v)
  31 {
  32     return (fabs(u-v) < admitted_error);
  33 }
  34
  35 static BOOL compare_vec3(D3DXVECTOR3 u, D3DXVECTOR3 v)
  36 {
  37     return ( compare(u.x, v.x) && compare(u.y, v.y) && compare(u.z, v.z) );
  38 }
  39
  40 static void D3DXBoundProbeTest(void)
  41 {
  42     BOOL result;
  43     D3DXVECTOR3 bottom_point, center, top_point, raydirection, rayposition;
  44     FLOAT radius;
  45
  46 /*____________Test the Box case___________________________*/
  47     bottom_point.x = -3.0f; bottom_point.y = -2.0f; bottom_point.z = -1.0f;
  48     top_point.x = 7.0f; top_point.y = 8.0f; top_point.z = 9.0f;
  49
  50     raydirection.x = -4.0f; raydirection.y = -5.0f; raydirection.z = -6.0f;
  51     rayposition.x = 5.0f; rayposition.y = 5.0f; rayposition.z = 11.0f;
  52     result = D3DXBoxBoundProbe(&bottom_point, &top_point, &rayposition, &raydirection);
  53     ok(result == TRUE, "expected TRUE, received FALSE\n");
  54
  55     raydirection.x = 4.0f; raydirection.y = 5.0f; raydirection.z = 6.0f;
  56     rayposition.x = 5.0f; rayposition.y = 5.0f; rayposition.z = 11.0f;
  57     result = D3DXBoxBoundProbe(&bottom_point, &top_point, &rayposition, &raydirection);
  58     ok(result == FALSE, "expected FALSE, received TRUE\n");
  59
  60     rayposition.x = -4.0f; rayposition.y = 1.0f; rayposition.z = -2.0f;
  61     result = D3DXBoxBoundProbe(&bottom_point, &top_point, &rayposition, &raydirection);
  62     ok(result == TRUE, "expected TRUE, received FALSE\n");
  63
  64     bottom_point.x = 1.0f; bottom_point.y = 0.0f; bottom_point.z = 0.0f;
  65     top_point.x = 1.0f; top_point.y = 0.0f; top_point.z = 0.0f;
  66     rayposition.x = 0.0f; rayposition.y = 1.0f; rayposition.z = 0.0f;
  67     raydirection.x = 0.0f; raydirection.y = 3.0f; raydirection.z = 0.0f;
  68     result = D3DXBoxBoundProbe(&bottom_point, &top_point, &rayposition, &raydirection);
  69     ok(result == FALSE, "expected FALSE, received TRUE\n");
  70
  71     bottom_point.x = 1.0f; bottom_point.y = 2.0f; bottom_point.z = 3.0f;
  72     top_point.x = 10.0f; top_point.y = 15.0f; top_point.z = 20.0f;
  73
  74     raydirection.x = 7.0f; raydirection.y = 8.0f; raydirection.z = 9.0f;
  75     rayposition.x = 3.0f; rayposition.y = 7.0f; rayposition.z = -6.0f;
  76     result = D3DXBoxBoundProbe(&bottom_point, &top_point, &rayposition, &raydirection);
  77     ok(result == TRUE, "expected TRUE, received FALSE\n");
  78
  79     bottom_point.x = 0.0f; bottom_point.y = 0.0f; bottom_point.z = 0.0f;
  80     top_point.x = 1.0f; top_point.y = 1.0f; top_point.z = 1.0f;
  81
  82     raydirection.x = 0.0f; raydirection.y = 1.0f; raydirection.z = .0f;
  83     rayposition.x = -3.0f; rayposition.y = 0.0f; rayposition.z = 0.0f;
  84     result = D3DXBoxBoundProbe(&bottom_point, &top_point, &rayposition, &raydirection);
  85     ok(result == FALSE, "expected FALSE, received TRUE\n");
  86
  87     raydirection.x = 1.0f; raydirection.y = 0.0f; raydirection.z = .0f;
  88     rayposition.x = -3.0f; rayposition.y = 0.0f; rayposition.z = 0.0f;
  89     result = D3DXBoxBoundProbe(&bottom_point, &top_point, &rayposition, &raydirection);
  90     ok(result == TRUE, "expected TRUE, received FALSE\n");
  91
  92 /*____________Test the Sphere case________________________*/
  93     radius = sqrt(77.0f);
  94     center.x = 1.0f; center.y = 2.0f; center.z = 3.0f;
  95     raydirection.x = 2.0f; raydirection.y = -4.0f; raydirection.z = 2.0f;
  96
  97     rayposition.x = 5.0f; rayposition.y = 5.0f; rayposition.z = 9.0f;
  98     result = D3DXSphereBoundProbe(&center, radius, &rayposition, &raydirection);
  99     ok(result == TRUE, "expected TRUE, received FALSE\n");
 100
 101     rayposition.x = 45.0f; rayposition.y = -75.0f; rayposition.z = 49.0f;
 102     result = D3DXSphereBoundProbe(&center, radius, &rayposition, &raydirection);
 103     ok(result == FALSE, "expected FALSE, received TRUE\n");
 104
 105     rayposition.x = 5.0f; rayposition.y = 7.0f; rayposition.z = 9.0f;
 106     result = D3DXSphereBoundProbe(&center, radius, &rayposition, &raydirection);
 107     ok(result == FALSE, "expected FALSE, received TRUE\n");
 108
 109     rayposition.x = 5.0f; rayposition.y = 11.0f; rayposition.z = 9.0f;
 110     result = D3DXSphereBoundProbe(&center, radius, &rayposition, &raydirection);
 111     ok(result == FALSE, "expected FALSE, received TRUE\n");
 112 }
 113
 114 static void D3DXComputeBoundingBoxTest(void)
 115 {
 116     D3DXVECTOR3 exp_max, exp_min, got_max, got_min, vertex[5];
 117     HRESULT hr;
 118
 119     vertex[0].x = 1.0f; vertex[0].y = 1.0f; vertex[0].z = 1.0f;
 120     vertex[1].x = 1.0f; vertex[1].y = 1.0f; vertex[1].z = 1.0f;
 121     vertex[2].x = 1.0f; vertex[2].y = 1.0f; vertex[2].z = 1.0f;
 122     vertex[3].x = 1.0f; vertex[3].y = 1.0f; vertex[3].z = 1.0f;
 123     vertex[4].x = 9.0f; vertex[4].y = 9.0f; vertex[4].z = 9.0f;
 124
 125     exp_min.x = 1.0f; exp_min.y = 1.0f; exp_min.z = 1.0f;
 126     exp_max.x = 1.0f; exp_max.y = 1.0f; exp_max.z = 1.0f;
 127
 128     hr = D3DXComputeBoundingBox(&vertex[3],2,D3DFVF_XYZ,&got_min,&got_max);
 129
 130     ok( hr == D3D_OK, "Expected D3D_OK, got %#x\n", hr);
 131     ok( compare_vec3(exp_min,got_min), "Expected min: (%f, %f, %f), got: (%f, %f, %f)\n", exp_min.x,exp_min.y,exp_min.z,got_min.x,got_min.y,got_min.z);
 132     ok( compare_vec3(exp_max,got_max), "Expected max: (%f, %f, %f), got: (%f, %f, %f)\n", exp_max.x,exp_max.y,exp_max.z,got_max.x,got_max.y,got_max.z);
 133
 134 /*________________________*/
 135
 136     vertex[0].x = 2.0f; vertex[0].y = 5.9f; vertex[0].z = -1.2f;
 137     vertex[1].x = -1.87f; vertex[1].y = 7.9f; vertex[1].z = 7.4f;
 138     vertex[2].x = 7.43f; vertex[2].y = -0.9f; vertex[2].z = 11.9f;
 139     vertex[3].x = -6.92f; vertex[3].y = 6.3f; vertex[3].z = -3.8f;
 140     vertex[4].x = 11.4f; vertex[4].y = -8.1f; vertex[4].z = 4.5f;
 141
 142     exp_min.x = -6.92f; exp_min.y = -0.90f; exp_min.z = -3.80f;
 143     exp_max.x = 7.43f; exp_max.y = 7.90f; exp_max.z = 11.9f;
 144
 145     hr = D3DXComputeBoundingBox(&vertex[0],5,D3DFVF_XYZ,&got_min,&got_max);
 146
 147     ok( hr == D3D_OK, "Expected D3D_OK, got %#x\n", hr);
 148     ok( compare_vec3(exp_min,got_min), "Expected min: (%f, %f, %f), got: (%f, %f, %f)\n", exp_min.x,exp_min.y,exp_min.z,got_min.x,got_min.y,got_min.z);
 149     ok( compare_vec3(exp_max,got_max), "Expected max: (%f, %f, %f), got: (%f, %f, %f)\n", exp_max.x,exp_max.y,exp_max.z,got_max.x,got_max.y,got_max.z);
 150
 151 /*________________________*/
 152
 153     vertex[0].x = 2.0f; vertex[0].y = 5.9f; vertex[0].z = -1.2f;
 154     vertex[1].x = -1.87f; vertex[1].y = 7.9f; vertex[1].z = 7.4f;
 155     vertex[2].x = 7.43f; vertex[2].y = -0.9f; vertex[2].z = 11.9f;
 156     vertex[3].x = -6.92f; vertex[3].y = 6.3f; vertex[3].z = -3.8f;
 157     vertex[4].x = 11.4f; vertex[4].y = -8.1f; vertex[4].z = 4.5f;
 158
 159     exp_min.x = -1.87f; exp_min.y = -0.90f; exp_min.z = -1.20f;
 160     exp_max.x = 7.43f; exp_max.y = 7.90f; exp_max.z = 11.9f;
 161
 162     hr = D3DXComputeBoundingBox(&vertex[0],4,D3DFVF_XYZ,&got_min,&got_max);
 163
 164     ok( hr == D3D_OK, "Expected D3D_OK, got %#x\n", hr);
 165     ok( compare_vec3(exp_min,got_min), "Expected min: (%f, %f, %f), got: (%f, %f, %f)\n", exp_min.x,exp_min.y,exp_min.z,got_min.x,got_min.y,got_min.z);
 166     ok( compare_vec3(exp_max,got_max), "Expected max: (%f, %f, %f), got: (%f, %f, %f)\n", exp_max.x,exp_max.y,exp_max.z,got_max.x,got_max.y,got_max.z);
 167
 168 /*________________________*/
 169     hr = D3DXComputeBoundingBox(NULL,5,D3DFVF_XYZ,&got_min,&got_max);
 170     ok( hr == D3DERR_INVALIDCALL, "Expected D3DERR_INVALIDCALL, got %#x\n", hr);
 171
 172 /*________________________*/
 173     hr = D3DXComputeBoundingBox(&vertex[3],5,D3DFVF_XYZ,NULL,&got_max);
 174     ok( hr == D3DERR_INVALIDCALL, "Expected D3DERR_INVALIDCALL, got %#x\n", hr);
 175
 176 /*________________________*/
 177     hr = D3DXComputeBoundingBox(&vertex[3],5,D3DFVF_XYZ,&got_min,NULL);
 178     ok( hr == D3DERR_INVALIDCALL, "Expected D3DERR_INVALIDCALL, got %#x\n", hr);
 179 }
 180
 181 static void D3DXComputeBoundingSphereTest(void)
 182 {
 183     D3DXVECTOR3 exp_cen, got_cen, vertex[5];
 184     FLOAT exp_rad, got_rad;
 185     HRESULT hr;
 186
 187     vertex[0].x = 1.0f; vertex[0].y = 1.0f; vertex[0].z = 1.0f;
 188     vertex[1].x = 1.0f; vertex[1].y = 1.0f; vertex[1].z = 1.0f;
 189     vertex[2].x = 1.0f; vertex[2].y = 1.0f; vertex[2].z = 1.0f;
 190     vertex[3].x = 1.0f; vertex[3].y = 1.0f; vertex[3].z = 1.0f;
 191     vertex[4].x = 9.0f; vertex[4].y = 9.0f; vertex[4].z = 9.0f;
 192
 193     exp_rad = 6.928203f;
 194     exp_cen.x = 5.0; exp_cen.y = 5.0; exp_cen.z = 5.0;
 195
 196     hr = D3DXComputeBoundingSphere(&vertex[3],2,D3DFVF_XYZ,&got_cen,&got_rad);
 197
 198     ok( hr == D3D_OK, "Expected D3D_OK, got %#x\n", hr);
 199     ok( compare(exp_rad, got_rad), "Expected radius: %f, got radius: %f\n", exp_rad, got_rad);
 200     ok( compare_vec3(exp_cen,got_cen), "Expected center: (%f, %f, %f), got center: (%f, %f, %f)\n", exp_cen.x,exp_cen.y,exp_cen.z,got_cen.x,got_cen.y,got_cen.z);
 201
 202 /*________________________*/
 203
 204     vertex[0].x = 2.0f; vertex[0].y = 5.9f; vertex[0].z = -1.2f;
 205     vertex[1].x = -1.87f; vertex[1].y = 7.9f; vertex[1].z = 7.4f;
 206     vertex[2].x = 7.43f; vertex[2].y = -0.9f; vertex[2].z = 11.9f;
 207     vertex[3].x = -6.92f; vertex[3].y = 6.3f; vertex[3].z = -3.8f;
 208     vertex[4].x = 11.4f; vertex[4].y = -8.1f; vertex[4].z = 4.5f;
 209
 210     exp_rad = 13.707883f;
 211     exp_cen.x = 2.408f; exp_cen.y = 2.22f; exp_cen.z = 3.76f;
 212
 213     hr = D3DXComputeBoundingSphere(&vertex[0],5,D3DFVF_XYZ,&got_cen,&got_rad);
 214
 215     ok( hr == D3D_OK, "Expected D3D_OK, got %#x\n", hr);
 216     ok( compare(exp_rad, got_rad), "Expected radius: %f, got radius: %f\n", exp_rad, got_rad);
 217     ok( compare_vec3(exp_cen,got_cen), "Expected center: (%f, %f, %f), got center: (%f, %f, %f)\n", exp_cen.x,exp_cen.y,exp_cen.z,got_cen.x,got_cen.y,got_cen.z);
 218
 219 /*________________________*/
 220     hr = D3DXComputeBoundingSphere(NULL,5,D3DFVF_XYZ,&got_cen,&got_rad);
 221     ok( hr == D3DERR_INVALIDCALL, "Expected D3DERR_INVALIDCALL, got %#x\n", hr);
 222
 223 /*________________________*/
 224     hr = D3DXComputeBoundingSphere(&vertex[3],5,D3DFVF_XYZ,NULL,&got_rad);
 225     ok( hr == D3DERR_INVALIDCALL, "Expected D3DERR_INVALIDCALL, got %#x\n", hr);
 226
 227 /*________________________*/
 228     hr = D3DXComputeBoundingSphere(&vertex[3],5,D3DFVF_XYZ,&got_cen,NULL);
 229     ok( hr == D3DERR_INVALIDCALL, "Expected D3DERR_INVALIDCALL, got %#x\n", hr);
 230 }
 231
 232 static void D3DXGetFVFVertexSizeTest(void)
 233 {
 234     UINT got;
 235
 236     compare_vertex_sizes (D3DFVF_XYZ, 12);
 237
 238     compare_vertex_sizes (D3DFVF_XYZB3, 24);
 239
 240     compare_vertex_sizes (D3DFVF_XYZB5, 32);
 241
 242     compare_vertex_sizes (D3DFVF_XYZ | D3DFVF_NORMAL, 24);
 243
 244     compare_vertex_sizes (D3DFVF_XYZ | D3DFVF_DIFFUSE, 16);
 245
 246     compare_vertex_sizes (
 247         D3DFVF_XYZ |
 248         D3DFVF_TEX1 |
 249         D3DFVF_TEXCOORDSIZE1(0), 16);
 250     compare_vertex_sizes (
 251         D3DFVF_XYZ |
 252         D3DFVF_TEX2 |
 253         D3DFVF_TEXCOORDSIZE1(0) |
 254         D3DFVF_TEXCOORDSIZE1(1), 20);
 255
 256     compare_vertex_sizes (
 257         D3DFVF_XYZ |
 258         D3DFVF_TEX1 |
 259         D3DFVF_TEXCOORDSIZE2(0), 20);
 260
 261     compare_vertex_sizes (
 262         D3DFVF_XYZ |
 263         D3DFVF_TEX2 |
 264         D3DFVF_TEXCOORDSIZE2(0) |
 265         D3DFVF_TEXCOORDSIZE2(1), 28);
 266
 267     compare_vertex_sizes (
 268         D3DFVF_XYZ |
 269         D3DFVF_TEX6 |
 270         D3DFVF_TEXCOORDSIZE2(0) |
 271         D3DFVF_TEXCOORDSIZE2(1) |
 272         D3DFVF_TEXCOORDSIZE2(2) |
 273         D3DFVF_TEXCOORDSIZE2(3) |
 274         D3DFVF_TEXCOORDSIZE2(4) |
 275         D3DFVF_TEXCOORDSIZE2(5), 60);
 276
 277     compare_vertex_sizes (
 278         D3DFVF_XYZ |
 279         D3DFVF_TEX8 |
 280         D3DFVF_TEXCOORDSIZE2(0) |
 281         D3DFVF_TEXCOORDSIZE2(1) |
 282         D3DFVF_TEXCOORDSIZE2(2) |
 283         D3DFVF_TEXCOORDSIZE2(3) |
 284         D3DFVF_TEXCOORDSIZE2(4) |
 285         D3DFVF_TEXCOORDSIZE2(5) |
 286         D3DFVF_TEXCOORDSIZE2(6) |
 287         D3DFVF_TEXCOORDSIZE2(7), 76);
 288
 289     compare_vertex_sizes (
 290         D3DFVF_XYZ |
 291         D3DFVF_TEX1 |
 292         D3DFVF_TEXCOORDSIZE3(0), 24);
 293
 294     compare_vertex_sizes (
 295         D3DFVF_XYZ |
 296         D3DFVF_TEX4 |
 297         D3DFVF_TEXCOORDSIZE3(0) |
 298         D3DFVF_TEXCOORDSIZE3(1) |
 299         D3DFVF_TEXCOORDSIZE3(2) |
 300         D3DFVF_TEXCOORDSIZE3(3), 60);
 301
 302     compare_vertex_sizes (
 303         D3DFVF_XYZ |
 304         D3DFVF_TEX1 |
 305         D3DFVF_TEXCOORDSIZE4(0), 28);
 306
 307     compare_vertex_sizes (
 308         D3DFVF_XYZ |
 309         D3DFVF_TEX2 |
 310         D3DFVF_TEXCOORDSIZE4(0) |
 311         D3DFVF_TEXCOORDSIZE4(1), 44);
 312
 313     compare_vertex_sizes (
 314         D3DFVF_XYZ |
 315         D3DFVF_TEX3 |
 316         D3DFVF_TEXCOORDSIZE4(0) |
 317         D3DFVF_TEXCOORDSIZE4(1) |
 318         D3DFVF_TEXCOORDSIZE4(2), 60);
 319
 320     compare_vertex_sizes (
 321         D3DFVF_XYZB5 |
 322         D3DFVF_NORMAL |
 323         D3DFVF_DIFFUSE |
 324         D3DFVF_SPECULAR |
 325         D3DFVF_TEX8 |
 326         D3DFVF_TEXCOORDSIZE4(0) |
 327         D3DFVF_TEXCOORDSIZE4(1) |
 328         D3DFVF_TEXCOORDSIZE4(2) |
 329         D3DFVF_TEXCOORDSIZE4(3) |
 330         D3DFVF_TEXCOORDSIZE4(4) |
 331         D3DFVF_TEXCOORDSIZE4(5) |
 332         D3DFVF_TEXCOORDSIZE4(6) |
 333         D3DFVF_TEXCOORDSIZE4(7), 180);
 334 }
 335
 336 static void D3DXIntersectTriTest(void)
 337 {
 338     BOOL exp_res, got_res;
 339     D3DXVECTOR3 position, ray, vertex[3];
 340     FLOAT exp_dist, got_dist, exp_u, got_u, exp_v, got_v;
 341
 342     vertex[0].x = 1.0f; vertex[0].y = 0.0f; vertex[0].z = 0.0f;
 343     vertex[1].x = 2.0f; vertex[1].y = 0.0f; vertex[1].z = 0.0f;
 344     vertex[2].x = 1.0f; vertex[2].y = 1.0f; vertex[2].z = 0.0f;
 345
 346     position.x = -14.5f; position.y = -23.75f; position.z = -32.0f;
 347
 348     ray.x = 2.0f; ray.y = 3.0f; ray.z = 4.0f;
 349
 350     exp_res = TRUE; exp_u = 0.5f; exp_v = 0.25f; exp_dist = 8.0f;
 351
 352     got_res = D3DXIntersectTri(&vertex[0],&vertex[1],&vertex[2],&position,&ray,&got_u,&got_v,&got_dist);
 353     ok( got_res == exp_res, "Expected result = %d, got %d\n",exp_res,got_res);
 354     ok( compare(exp_u,got_u), "Expected u = %f, got %f\n",exp_u,got_u);
 355     ok( compare(exp_v,got_v), "Expected v = %f, got %f\n",exp_v,got_v);
 356     ok( compare(exp_dist,got_dist), "Expected distance = %f, got %f\n",exp_dist,got_dist);
 357
 358 /*Only positive ray is taken in account*/
 359
 360     vertex[0].x = 1.0f; vertex[0].y = 0.0f; vertex[0].z = 0.0f;
 361     vertex[1].x = 2.0f; vertex[1].y = 0.0f; vertex[1].z = 0.0f;
 362     vertex[2].x = 1.0f; vertex[2].y = 1.0f; vertex[2].z = 0.0f;
 363
 364     position.x = 17.5f; position.y = 24.25f; position.z = 32.0f;
 365
 366     ray.x = 2.0f; ray.y = 3.0f; ray.z = 4.0f;
 367
 368     exp_res = FALSE;
 369
 370     got_res = D3DXIntersectTri(&vertex[0],&vertex[1],&vertex[2],&position,&ray,&got_u,&got_v,&got_dist);
 371     ok( got_res == exp_res, "Expected result = %d, got %d\n",exp_res,got_res);
 372
 373 /*Intersection between ray and triangle in a same plane is considered as empty*/
 374
 375     vertex[0].x = 4.0f; vertex[0].y = 0.0f; vertex[0].z = 0.0f;
 376     vertex[1].x = 6.0f; vertex[1].y = 0.0f; vertex[1].z = 0.0f;
 377     vertex[2].x = 4.0f; vertex[2].y = 2.0f; vertex[2].z = 0.0f;
 378
 379     position.x = 1.0f; position.y = 1.0f; position.z = 0.0f;
 380
 381     ray.x = 1.0f; ray.y = 0.0f; ray.z = 0.0f;
 382
 383     exp_res = FALSE;
 384
 385     got_res = D3DXIntersectTri(&vertex[0],&vertex[1],&vertex[2],&position,&ray,&got_u,&got_v,&got_dist);
 386     ok( got_res == exp_res, "Expected result = %d, got %d\n",exp_res,got_res);
 387 }
 388
 389 START_TEST(mesh)
 390 {
 391     D3DXBoundProbeTest();
 392     D3DXComputeBoundingBoxTest();
 393     D3DXComputeBoundingSphereTest();
 394     D3DXGetFVFVertexSizeTest();
 395     D3DXIntersectTriTest();
 396 }