From 3c487c5cd69c53d6fea948643c0a76df03516605 Mon Sep 17 00:00:00 2001 From: Aki Date: Fri, 1 Apr 2022 21:23:39 +0200 Subject: Moved Stars45 to StarsEx --- Stars45/TerrainApron.cpp | 334 ----------------------------------------------- 1 file changed, 334 deletions(-) delete mode 100644 Stars45/TerrainApron.cpp (limited to 'Stars45/TerrainApron.cpp') diff --git a/Stars45/TerrainApron.cpp b/Stars45/TerrainApron.cpp deleted file mode 100644 index 6c605cf..0000000 --- a/Stars45/TerrainApron.cpp +++ /dev/null @@ -1,334 +0,0 @@ -/* Starshatter: The Open Source Project - Copyright (c) 2021-2022, Starshatter: The Open Source Project Contributors - Copyright (c) 2011-2012, Starshatter OpenSource Distribution Contributors - Copyright (c) 1997-2006, Destroyer Studios LLC. - - AUTHOR: John DiCamillo - - - OVERVIEW - ======== -*/ - -#include "Terrain.h" -#include "TerrainApron.h" -#include "TerrainRegion.h" - -#include "CameraView.h" -#include "Bitmap.h" -#include "DataLoader.h" -#include "Game.h" -#include "Light.h" -#include "Scene.h" - -// +====================================================================+ - -const int PATCH_SIZE = 17; -const int HALF_PATCH_SIZE = 8; -const int MAX_VERTS = PATCH_SIZE * PATCH_SIZE; -const int NUM_INDICES_TRI = 3; - -// +--------------------------------------------------------------------+ - -TerrainApron::TerrainApron(Terrain* terr,const Bitmap* patch, const Rect& r, -const Point& p1, const Point& p2) -: terrain(terr), rect(r) -{ - size = fabs(p2.x - p1.x); - scale = size / (PATCH_SIZE-1); - mtnscale = 1.3 * (p2.y - p1.y); - base = p1.y; - - terrain_width = patch->Width(); - - loc = (p1 + p2) * 0.5; - loc.y = base; - - radius = (float) (size * 0.75); - heights = new float[MAX_VERTS]; - - float* pHeight = heights; - - int i, j; - - for (i = 0; i < PATCH_SIZE; i++) { - int ty = rect.y + i; - - if (ty < 0) - ty = 0; - - if (ty > patch->Height()-1) - ty = patch->Height()-1; - - for (j = 0; j < PATCH_SIZE; j++) { - int tx = rect.x + (PATCH_SIZE-1 - j); - - if (tx < 0) - tx = 0; - - if (tx > patch->Width()-1) - tx = patch->Width()-1; - - *pHeight++ = (float) (patch->GetColor(tx,ty).Red() * mtnscale); - } - } -} - -// +--------------------------------------------------------------------+ - -TerrainApron::~TerrainApron() -{ - delete [] heights; -} - -// +--------------------------------------------------------------------+ - -void -TerrainApron::SetScales(double s, double m, double b) -{ - scale = s; - mtnscale = m; - base = b; -} - -// +--------------------------------------------------------------------+ - -bool -TerrainApron::BuildApron() -{ - int i, j; - - int detail_size = PATCH_SIZE-1; - int ds1 = PATCH_SIZE; - int nverts = MAX_VERTS; - int npolys = detail_size * detail_size * 2; - - model = new Model; - model->SetLuminous(true); - model->SetDynamic(true); - - Material* mtl = new Material; - mtl->Ka = ColorValue(0.5f, 0.5f, 0.5f); - mtl->Kd = ColorValue(0.3f, 0.6f, 0.2f); - mtl->Ks = Color::Black; - - mtl->tex_diffuse = terrain->ApronTexture(); - strcpy_s(mtl->name, "Terrain Apron"); - - model->GetMaterials().append(mtl); - - Surface* s = new Surface; - VertexSet* vset = 0; - - if (s) { - s->SetName("default"); - s->CreateVerts(nverts); - s->CreatePolys(npolys); - s->AddIndices(npolys*NUM_INDICES_TRI); - - vset = s->GetVertexSet(); - - ZeroMemory(vset->loc, nverts * sizeof(Vec3)); - ZeroMemory(vset->diffuse, nverts * sizeof(DWORD)); - ZeroMemory(vset->specular, nverts * sizeof(DWORD)); - ZeroMemory(vset->tu, nverts * sizeof(float)); - ZeroMemory(vset->tv, nverts * sizeof(float)); - ZeroMemory(vset->rw, nverts * sizeof(float)); - - - // initialize vertices - Vec3* pVert = vset->loc; - float* pTu = vset->tu; - float* pTv = vset->tv; - double dt = (1.0/3.0) / (double) detail_size; - double tu0 = (double) rect.x / rect.w / 3.0 + (1.0/3.0); - double tv0 = (double) rect.y / rect.h / 3.0; - - for (i = 0; i < ds1; i++) { - for (j = 0; j < ds1; j++) { - *pVert++ = Vec3((float) (j* scale - (HALF_PATCH_SIZE*scale)), - (float) (heights[i*PATCH_SIZE + j]), - (float) (i* scale - (HALF_PATCH_SIZE*scale))); - - *pTu++ = (float) (tu0 - j*dt); - *pTv++ = (float) (tv0 + i*dt); - } - } - - // create the polys - for (i = 0; i < npolys; i++) { - Poly* p = s->GetPolys() + i; - p->nverts = 3; - p->vertex_set = vset; - p->material = mtl; - p->visible = 1; - p->sortval = 0; - } - - int index = 0; - - // build main patch polys: - for (i = 0; i < detail_size; i++) { - for (j = 0; j < detail_size; j++) { - // first triangle - Poly* p = s->GetPolys() + index++; - p->verts[0] = (ds1 * (i ) + (j )); - p->verts[1] = (ds1 * (i ) + (j+1)); - p->verts[2] = (ds1 * (i+1) + (j+1)); - - // second triangle - p = s->GetPolys() + index++; - p->verts[0] = (ds1 * (i ) + (j )); - p->verts[1] = (ds1 * (i+1) + (j+1)); - p->verts[2] = (ds1 * (i+1) + (j )); - } - } - - // update the verts and colors of each poly: - for (i = 0; i < npolys; i++) { - Poly* p = s->GetPolys() + i; - Plane& plane = p->plane; - WORD* v = p->verts; - - plane = Plane(vset->loc[v[0]] + loc, - vset->loc[v[1]] + loc, - vset->loc[v[2]] + loc); - } - - // create continguous segments for each material: - s->Normalize(); - - Segment* segment = new Segment(npolys, s->GetPolys(), mtl, model); - s->GetSegments().append(segment); - - model->AddSurface(s); - - - // copy vertex normals: - Vec3 normal = Vec3(0, 1, 0); - - for (i = 0; i < ds1; i++) { - for (j = 0; j < ds1; j++) { - vset->nrm[i*ds1+j] = normal; - } - } - } - - return true; -} - -// +--------------------------------------------------------------------+ - -int -TerrainApron::CollidesWith(Graphic& o) -{ - return 0; -} - -// +--------------------------------------------------------------------+ - -void -TerrainApron::Update() -{ -} - -// +--------------------------------------------------------------------+ - -void -TerrainApron::Illuminate(Color ambient, List& lights) -{ - if (!model || model->NumVerts() < 1) return; - Surface* s = model->GetSurfaces().first(); - if (!s) return; - - // clear the solid lights to ambient: - VertexSet* vset = s->GetVertexSet(); - int nverts = vset->nverts; - DWORD aval = ambient.Value(); - - for (int i = 0; i < nverts; i++) { - vset->diffuse[i] = aval; - } - - TerrainRegion* trgn = terrain->GetRegion(); - bool eclipsed = false; - - // for each light: - ListIter iter = lights; - while (++iter) { - Light* light = iter.value(); - - if (light->CastsShadow()) - eclipsed = light->Location().y < -100; - - if (!light->CastsShadow() || !eclipsed) { - Vec3 vl = light->Location(); - vl.Normalize(); - - for (int i = 0; i < nverts; i++) { - Vec3& nrm = vset->nrm[i]; - double val = 0; - - if (light->IsDirectional()) { - double gain = vl * nrm; - - if (gain > 0) { - val = light->Intensity() * (0.85 * gain); - - if (val > 1) - val = 1; - } - } - - if (val > 0.01) - vset->diffuse[i] = ((light->GetColor().dim(val)) + vset->diffuse[i]).Value(); - } - } - } - - InvalidateSurfaceData(); -} - -// +--------------------------------------------------------------------+ - -void -TerrainApron::Render(Video* video, DWORD flags) -{ - if (!video || (flags & RENDER_ADDITIVE) || (flags & RENDER_ADD_LIGHT)) return; - - if (!model) - BuildApron(); - - if (scene) { - Illuminate(scene->Ambient(), scene->Lights()); - } - - double visibility = terrain->GetRegion()->GetWeather().Visibility(); - FLOAT fog_density = (FLOAT) (terrain->GetRegion()->FogDensity() * 2.5e-5 * 1/visibility); - - video->SetRenderState(Video::LIGHTING_ENABLE, false); - video->SetRenderState(Video::SPECULAR_ENABLE, false); - video->SetRenderState(Video::FOG_ENABLE, true); - video->SetRenderState(Video::FOG_COLOR, terrain->GetRegion()->FogColor().Value()); - video->SetRenderState(Video::FOG_DENSITY, *((DWORD*) &fog_density)); - - Solid::Render(video, flags); - - video->SetRenderState(Video::LIGHTING_ENABLE, true); - video->SetRenderState(Video::SPECULAR_ENABLE, true); - video->SetRenderState(Video::FOG_ENABLE, false); -} - -// +--------------------------------------------------------------------+ - -int -TerrainApron::CheckRayIntersection(Point Q, Point w, double len, Point& ipt, bool ttpas) -{ - // compute leading edge of ray: - Point sun = Q + w*len; - - if (sun.y < loc.y) - return 1; - - return 0; -} -- cgit v1.1