mm7: Render.cpp comparison

comparison Render.cpp @ 2320:847aba0b7f82

draw terrain distance

author	Ritor1
date	Fri, 21 Mar 2014 01:12:52 +0600
parents	133882370e83
children	53c9d34024d6

comparison

equal deleted inserted replaced

-:9987f93d7e1f
+:847aba0b7f82
 pTilePolygon->dimming_level = 20.0 - floorf(20.0 * _f + 0.5f);
 if ( norm_idx < 0 || norm_idx > uNumTerrainNormals - 1 )
 norm = 0;
 else
 norm = &pTerrainNormals[norm_idx];
-pGame->pLightmapBuilder->StackLights_TerrainFace(norm, &a3a, array_50AC10, 4, 1);//Ritor1: slows
+//pGame->pLightmapBuilder->StackLights_TerrainFace(norm, &a3a, array_50AC10, 4, 1);//Ritor1: slows
-pDecalBuilder->_49BE8A(pTilePolygon, norm, &a3a, array_50AC10, 4, 1);
+//pDecalBuilder->_49BE8A(pTilePolygon, norm, &a3a, array_50AC10, 4, 1);
 //-----------------------------------------------------------------------------------------------
 ++pODMRenderParams->uNumPolygons;
 ++pODMRenderParams->field_44;
 assert(pODMRenderParams->uNumPolygons < 20000);
 {
 memcpy(&array_50AC10[k], &array_73D150[k], sizeof(struct RenderVertexSoft));
 array_50AC10[k]._rhw = 1.0 / (array_73D150[k].vWorldViewPosition.x + 0.0000001000000011686097);
 }
 //---------Draw distance(Дальность отрисовки)-------------------------------
-pODMRenderParams->shading_dist_mist = 0x5000;
+int temp =  pODMRenderParams->shading_dist_mist;
+if ( draw_terrain_dist_mist )
+pODMRenderParams->shading_dist_mist = 0x5000;
 bool neer_clip = array_73D150[0].vWorldViewPosition.x < 8.0
 || array_73D150[1].vWorldViewPosition.x < 8.0
 || array_73D150[2].vWorldViewPosition.x < 8.0
 || array_73D150[3].vWorldViewPosition.x < 8.0;
 bool far_clip = (double)pODMRenderParams->shading_dist_mist < array_73D150[0].vWorldViewPosition.x
 if ( !byte_4D864C || ~pGame->uFlags & 0x80 )
 {
 if ( neer_clip )
 {
 pTilePolygon->uNumVertices = ODM_NearClip(pTilePolygon->uNumVertices);
-//ODM_Project(pTilePolygon->uNumVertices);
+ODM_Project(pTilePolygon->uNumVertices);
 }
 if ( far_clip )
 {
 pTilePolygon->uNumVertices = ODM_FarClip(pTilePolygon->uNumVertices);
-//ODM_Project(pTilePolygon->uNumVertices);
+ODM_Project(pTilePolygon->uNumVertices);
 }
 }
-pODMRenderParams->shading_dist_mist = 0x2000;
+pODMRenderParams->shading_dist_mist = temp;
 // check the transparency and texture (tiles) mapping (проверка прозрачности и наложение текстур (тайлов))----------------------
 bool transparent = false;
 if ( !( pTilePolygon->flags & 1 ) ) // не поддерживается TextureFrameTable
 {
 int ODM_NearClip(unsigned int num_vertices)
 {
 bool current_vertices_flag; // edi@1
 bool next_vertices_flag; // [sp+Ch] [bp-24h]@6
 double t; // st6@10
-//int pNextVertices;
+bool bFound;
+bFound = false;
 if (!num_vertices)
+return 0;
+for (uint i = 0; i < num_vertices; ++i)// есть ли пограничные вершины
+{
+if ( array_50AC10[i].vWorldViewPosition.x > 8.0 )
+{
+bFound = true;
+break;
+}
+}
+if ( !bFound )
 return 0;
 memcpy(&array_50AC10[num_vertices], &array_50AC10[0], sizeof(array_50AC10[0]));
 current_vertices_flag = false;
 next_vertices_flag = false;
 if ( array_50AC10[0].vWorldViewPosition.x <= 8.0 )
 current_vertices_flag = true;
+//check for near clip plane(проверка по ближней границе)
+//
+// v3.__________________. v0
+//   |                  |
+//   |                  |
+//   |                  |
+//  ----------------------- 8.0(near_clip - 8.0)
+//   |                  |
+//   .__________________.
+//  v2                     v1
 int out_num_vertices = 0;
 for (int i = 0; i < num_vertices; ++i)
 {
 next_vertices_flag = array_50AC10[i + 1].vWorldViewPosition.x <= 8.0;//
 {
 bool current_vertices_flag; // [sp+Ch] [bp-28h]@6
 bool next_vertices_flag; // edi@1
 double t; // st6@10
 signed int depth_num_vertices; // [sp+18h] [bp-1Ch]@1
-//int pNextVertices;
 bool bFound;
 //Доп инфо "Программирование трёхмерных игр для windows" Ламот стр 910
 bFound = false;
 if ( current_vertices_flag ^ next_vertices_flag )//одна из граней за границей видимости
 {
 if ( next_vertices_flag )//следующая вершина больше границы видимости(настоящая вершина меньше границы видимости) - v3
 {
 //t = far_clip - v2.x / v3.x - v2.x (формула получения точки пересечения отрезка с плоскостью)
+t = (pODMRenderParams->shading_dist_mist - array_50AC10[i].vWorldViewPosition.x) / (array_50AC10[i].vWorldViewPosition.x - array_50AC10[i + 1].vWorldViewPosition.x);
+array_507D30[depth_num_vertices].vWorldViewPosition.x = pODMRenderParams->shading_dist_mist;
+//New_y = v2.y + (v3.y - v2.y)*t
+array_507D30[depth_num_vertices].vWorldViewPosition.y = array_50AC10[i].vWorldViewPosition.y + (array_50AC10[i].vWorldViewPosition.y - array_50AC10[i + 1].vWorldViewPosition.y) * t;
+//New_z = v2.z + (v3.z - v2.z)*t
+array_507D30[depth_num_vertices].vWorldViewPosition.z = array_50AC10[i].vWorldViewPosition.z + (array_50AC10[i].vWorldViewPosition.z - array_50AC10[i + 1].vWorldViewPosition.z) * t;
+array_507D30[depth_num_vertices].u = array_50AC10[i].u + (array_50AC10[i].u - array_50AC10[i + 1].u) * t;
+array_507D30[depth_num_vertices].v = array_50AC10[i].v + (array_50AC10[i].v - array_50AC10[i + 1].v) * t;
+array_507D30[depth_num_vertices]._rhw = 1.0 / pODMRenderParams->shading_dist_mist;
+}
+else//настоящая вершина больше границы видимости(следующая вершина меньше границы видимости) - v0
+{
+//t = far_clip - v1.x / v0.x - v1.x
 t = (pODMRenderParams->shading_dist_mist - array_50AC10[i].vWorldViewPosition.x) / (array_50AC10[i + 1].vWorldViewPosition.x - array_50AC10[i].vWorldViewPosition.x);
 array_507D30[depth_num_vertices].vWorldViewPosition.x = pODMRenderParams->shading_dist_mist;
-//New_y = v2.y + (v3.y - v2.y)*t
+//New_y = (v0.y - v1.y)*t + v1.y
 array_507D30[depth_num_vertices].vWorldViewPosition.y = array_50AC10[i].vWorldViewPosition.y + (array_50AC10[i + 1].vWorldViewPosition.y - array_50AC10[i].vWorldViewPosition.y) * t;
-//New_z = v2.z + (v3.z - v2.z)*t
+//New_z = (v0.z - v1.z)*t + v1.z
 array_507D30[depth_num_vertices].vWorldViewPosition.z = array_50AC10[i].vWorldViewPosition.z + (array_50AC10[i + 1].vWorldViewPosition.z - array_50AC10[i].vWorldViewPosition.z) * t;
 array_507D30[depth_num_vertices].u = array_50AC10[i].u + (array_50AC10[i + 1].u - array_50AC10[i].u) * t;
 array_507D30[depth_num_vertices].v = array_50AC10[i].v + (array_50AC10[i + 1].v - array_50AC10[i].v) * t;
 array_507D30[depth_num_vertices]._rhw = 1.0 / pODMRenderParams->shading_dist_mist;
 }
-else//настоящая вершина больше границы видимости(следующая вершина меньше границы видимости) - v0
-{
-//t = far_clip - v1.x / v0.x - v1.x
-t = (pODMRenderParams->shading_dist_mist - array_50AC10[i].vWorldViewPosition.x) / (array_50AC10[i + 1].vWorldViewPosition.x - array_50AC10[i].vWorldViewPosition.x);
-array_507D30[depth_num_vertices].vWorldViewPosition.x = pODMRenderParams->shading_dist_mist;
-//New_y = (v0.y - v1.y)*t + v1.y
-array_507D30[depth_num_vertices].vWorldViewPosition.y = array_50AC10[i + 1].vWorldViewPosition.y + (array_50AC10[i].vWorldViewPosition.y - array_50AC10[i + 1].vWorldViewPosition.y) * t;
-//New_z = (v0.z - v1.z)*t + v1.z
-array_507D30[depth_num_vertices].vWorldViewPosition.z = array_50AC10[i + 1].vWorldViewPosition.z + (array_50AC10[i].vWorldViewPosition.z - array_50AC10[i + 1].vWorldViewPosition.z) * t;
-array_507D30[depth_num_vertices].u = array_50AC10[i + 1].u + (array_50AC10[i].u - array_50AC10[i + 1].u) * t;
-array_507D30[depth_num_vertices].v = array_50AC10[i + 1].v + (array_50AC10[i].v - array_50AC10[i + 1].v) * t;
-array_507D30[depth_num_vertices]._rhw = 1.0 / pODMRenderParams->shading_dist_mist;
-}
 ++depth_num_vertices;
 }
 if ( !next_vertices_flag )//оба в границе видимости
 {
 memcpy(&array_507D30[depth_num_vertices], &array_50AC10[i + 1], sizeof(array_507D30[depth_num_vertices]));
 depth_num_vertices++;
 }
 current_vertices_flag = next_vertices_flag;
-}
-for (uint i = 0; i < depth_num_vertices; ++i)// есть ли пограничные вершины
-{
-if ( array_507D30[i].vWorldViewPosition.x > pODMRenderParams->shading_dist_mist )
-{
-__debugbreak();
-}
 }
 return depth_num_vertices >= 3 ? depth_num_vertices : 0;
 }
 //----- (0047840D) --------------------------------------------------------

Mercurial > mm7

comparison Render.cpp @ 2320:847aba0b7f82