diff options
Diffstat (limited to 'Stars45/TerrainRegion.cpp')
| -rw-r--r-- | Stars45/TerrainRegion.cpp | 556 |
1 files changed, 290 insertions, 266 deletions
diff --git a/Stars45/TerrainRegion.cpp b/Stars45/TerrainRegion.cpp index 429b34d..6e13455 100644 --- a/Stars45/TerrainRegion.cpp +++ b/Stars45/TerrainRegion.cpp @@ -1,266 +1,290 @@ -/* Project Starshatter 4.5
- Destroyer Studios LLC
- Copyright © 1997-2005. All Rights Reserved.
-
- SUBSYSTEM: Stars.exe
- FILE: TerrainRegion.cpp
- AUTHOR: John DiCamillo
-
-
- OVERVIEW
- ========
- Various Heavenly Bodies
-*/
-
-#include "MemDebug.h"
-#include "TerrainRegion.h"
-#include "Sky.h"
-#include "TerrainHaze.h"
-#include "TerrainLayer.h"
-#include "Sim.h"
-#include "Grid.h"
-#include "CameraDirector.h"
-#include "HUDView.h"
-
-#include "Game.h"
-#include "Sound.h"
-#include "Solid.h"
-#include "Sprite.h"
-#include "Light.h"
-#include "Bitmap.h"
-#include "DataLoader.h"
-#include "Scene.h"
-#include "ParseUtil.h"
-
-// +====================================================================+
-
-TerrainRegion::TerrainRegion(StarSystem* s, const char* n, double r, Orbital* p)
-: OrbitalRegion(s, n, 0.0, r, 0.0, p),
-scale(10e3),
-mtnscale(1e3),
-fog_density(0),
-fog_scale(0),
-day_phase(0),
-eclipsed(false)
-{
- type = TERRAIN;
-
- if (primary) {
- orbit = primary->Radius();
- period = primary->Rotation();
- }
-
- clouds_alt_high = 12.0e3;
- clouds_alt_low = 8.0e3;
-
- Update();
-}
-
-// +--------------------------------------------------------------------+
-
-TerrainRegion::~TerrainRegion()
-{
- layers.destroy();
-}
-
-// +--------------------------------------------------------------------+
-
-void
-TerrainRegion::Update()
-{
- if (system && primary) {
- phase = primary->RotationPhase();
- loc = primary->Location() + Point((double) (orbit * cos(phase)),
- (double) (orbit * sin(phase)),
- 0);
- }
-
- if (rep)
- rep->MoveTo(loc.OtherHand());
-
- // calc day phase:
- OrbitalBody* star = system->Bodies()[0];
-
- Point tvpn = Location() - primary->Location();
- Point tvst = star->Location() - primary->Location();
-
- tvpn.Normalize();
- tvst.Normalize();
-
- day_phase = acos(tvpn * tvst) + PI;
-
- Point meridian = tvpn.cross(tvst);
-
- if (meridian.z < 0) {
- day_phase = 2*PI - day_phase;
- }
-
- day_phase *= 24 / (2*PI);
-
- if (!system || system->ActiveRegion() != this)
- return;
-
- // set sky color:
- int base_hour = (int) day_phase;
- double fraction = day_phase - base_hour;
-
- sky_color[24] = Color::Scale(sky_color[base_hour], sky_color[base_hour+1], fraction);
- sun_color[24] = Color::Scale(sun_color[base_hour], sun_color[base_hour+1], fraction);
- fog_color[24] = Color::Scale(fog_color[base_hour], fog_color[base_hour+1], fraction);
- ambient[24] = Color::Scale(ambient[base_hour], ambient[base_hour+1], fraction);
- overcast[24] = Color::Scale(overcast[base_hour], overcast[base_hour+1], fraction);
- cloud_color[24] = Color::Scale(cloud_color[base_hour], cloud_color[base_hour+1], fraction);
- shade_color[24] = Color::Scale(shade_color[base_hour], shade_color[base_hour+1], fraction);
-
- CameraDirector* cam_dir = CameraDirector::GetInstance();
- Sim* sim = Sim::GetSim();
- double alt = 0;
- double dim = 1;
-
- if (cam_dir && cam_dir->GetCamera())
- alt = cam_dir->GetCamera()->Pos().y;
-
- if (alt > 0) {
- if (alt < TERRAIN_ALTITUDE_LIMIT) {
- if (weather.Ceiling() > 0) {
- fog_color[24] = overcast[24];
- sky_color[24] = overcast[24];
- dim = 0.125;
-
- /***
- if (alt < weather.Ceiling()) {
- sky_color[24] = overcast[24];
- dim = 0.125;
- }
- else if (alt < weather.Ceiling() + 500) {
- double thick = (weather.Ceiling() + 500.0 - alt) / 500.0;
- sky_color[24] = sky_color[24] * (1.0 - thick);
- sky_color[24] += overcast[24] * thick;
-
- dim = 1 - thick * 0.875;
- }
- else {
- sky_color[24] = sky_color[24] * (1 - alt/TERRAIN_ALTITUDE_LIMIT);
- }
- ***/
- }
-
- else {
- sky_color[24] = sky_color[24] * (1 - alt/TERRAIN_ALTITUDE_LIMIT);
- }
- }
- else {
- sky_color[24] = Color::Black;
- }
- }
-
- if (system) {
- system->SetSunlight(sun_color[24], dim);
- system->SetBacklight(sky_color[24], dim);
-
- HUDView* hud = HUDView::GetInstance();
- if (hud) {
- Color night_vision = hud->Ambient();
- sky_color[24] += night_vision * 0.15;
- }
- }
-}
-
-// +--------------------------------------------------------------------+
-
-void
-TerrainRegion::LoadSkyColors(const char* bmp_name)
-{
- Bitmap sky_colors_bmp;
-
- DataLoader* loader = DataLoader::GetLoader();
- loader->LoadBitmap(bmp_name, sky_colors_bmp);
-
- int max_color = sky_colors_bmp.Width();
-
- if (max_color > 24)
- max_color = 24;
-
- for (int i = 0; i < 25; i++) {
- sun_color[i] = Color::White;
- sky_color[i] = Color::Black;
- fog_color[i] = Color::White;
- ambient[i] = Color::DarkGray;
- cloud_color[i] = Color::White;
- shade_color[i] = Color::Gray;
- }
-
- for (int i = 0; i < max_color; i++)
- sky_color[i] = sky_colors_bmp.GetColor(i, 0);
-
- if (sky_colors_bmp.Height() > 1)
- for (int i = 0; i < max_color; i++)
- fog_color[i].Set(sky_colors_bmp.GetColor(i, 1).Value() | Color(0,0,0,255).Value());
-
- if (sky_colors_bmp.Height() > 2)
- for (int i = 0; i < max_color; i++)
- ambient[i] = sky_colors_bmp.GetColor(i, 2);
-
- if (sky_colors_bmp.Height() > 3)
- for (int i = 0; i < max_color; i++)
- sun_color[i] = sky_colors_bmp.GetColor(i, 3);
-
- if (sky_colors_bmp.Height() > 4)
- for (int i = 0; i < max_color; i++)
- overcast[i] = sky_colors_bmp.GetColor(i, 4);
-
- if (sky_colors_bmp.Height() > 5)
- for (int i = 0; i < max_color; i++)
- cloud_color[i] = sky_colors_bmp.GetColor(i, 5);
-
- if (sky_colors_bmp.Height() > 6)
- for (int i = 0; i < max_color; i++)
- shade_color[i] = sky_colors_bmp.GetColor(i, 6);
-}
-
-// +--------------------------------------------------------------------+
-
-void
-TerrainRegion::AddLayer(double h, const char* tile, const char* detail)
-{
- TerrainLayer* layer = new(__FILE__,__LINE__) TerrainLayer;
-
- layer->min_height = h;
- layer->tile_name = tile;
-
- if (detail && *detail)
- layer->detail_name = detail;
-
- layers.append(layer);
-}
-
-const Text&
-TerrainRegion::EnvironmentTexture(int face) const
-{
- switch (face) {
- case 0: return env_texture_positive_x;
-
- case 1: if (env_texture_negative_x.length() > 0)
- return env_texture_negative_x;
- return env_texture_positive_x;
-
- case 2: return env_texture_positive_y;
-
- case 3: if (env_texture_negative_y.length() > 0)
- return env_texture_negative_y;
- return env_texture_positive_y;
-
- case 4: if (env_texture_positive_z.length() > 0)
- return env_texture_positive_z;
- return env_texture_positive_x;
-
- case 5: if (env_texture_negative_z.length() > 0)
- return env_texture_negative_z;
- if (env_texture_positive_z.length() > 0)
- return env_texture_positive_z;
- return env_texture_positive_x;
- }
-
- return env_texture_positive_x;
-}
-
+/* Starshatter OpenSource Distribution + Copyright (c) 1997-2004, Destroyer Studios LLC. + All Rights Reserved. + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions are met: + + * Redistributions of source code must retain the above copyright notice, + this list of conditions and the following disclaimer. + * Redistributions in binary form must reproduce the above copyright notice, + this list of conditions and the following disclaimer in the documentation + and/or other materials provided with the distribution. + * Neither the name "Destroyer Studios" nor the names of its contributors + may be used to endorse or promote products derived from this software + without specific prior written permission. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE + LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + POSSIBILITY OF SUCH DAMAGE. + + SUBSYSTEM: Stars.exe + FILE: TerrainRegion.cpp + AUTHOR: John DiCamillo + + + OVERVIEW + ======== + Various Heavenly Bodies +*/ + +#include "MemDebug.h" +#include "TerrainRegion.h" +#include "Sky.h" +#include "TerrainHaze.h" +#include "TerrainLayer.h" +#include "Sim.h" +#include "Grid.h" +#include "CameraDirector.h" +#include "HUDView.h" + +#include "Game.h" +#include "Sound.h" +#include "Solid.h" +#include "Sprite.h" +#include "Light.h" +#include "Bitmap.h" +#include "DataLoader.h" +#include "Scene.h" +#include "ParseUtil.h" + +// +====================================================================+ + +TerrainRegion::TerrainRegion(StarSystem* s, const char* n, double r, Orbital* p) +: OrbitalRegion(s, n, 0.0, r, 0.0, p), +scale(10e3), +mtnscale(1e3), +fog_density(0), +fog_scale(0), +day_phase(0), +eclipsed(false) +{ + type = TERRAIN; + + if (primary) { + orbit = primary->Radius(); + period = primary->Rotation(); + } + + clouds_alt_high = 12.0e3; + clouds_alt_low = 8.0e3; + + Update(); +} + +// +--------------------------------------------------------------------+ + +TerrainRegion::~TerrainRegion() +{ + layers.destroy(); +} + +// +--------------------------------------------------------------------+ + +void +TerrainRegion::Update() +{ + if (system && primary) { + phase = primary->RotationPhase(); + loc = primary->Location() + Point((double) (orbit * cos(phase)), + (double) (orbit * sin(phase)), + 0); + } + + if (rep) + rep->MoveTo(loc.OtherHand()); + + // calc day phase: + OrbitalBody* star = system->Bodies()[0]; + + Point tvpn = Location() - primary->Location(); + Point tvst = star->Location() - primary->Location(); + + tvpn.Normalize(); + tvst.Normalize(); + + day_phase = acos(tvpn * tvst) + PI; + + Point meridian = tvpn.cross(tvst); + + if (meridian.z < 0) { + day_phase = 2*PI - day_phase; + } + + day_phase *= 24 / (2*PI); + + if (!system || system->ActiveRegion() != this) + return; + + // set sky color: + int base_hour = (int) day_phase; + double fraction = day_phase - base_hour; + + sky_color[24] = Color::Scale(sky_color[base_hour], sky_color[base_hour+1], fraction); + sun_color[24] = Color::Scale(sun_color[base_hour], sun_color[base_hour+1], fraction); + fog_color[24] = Color::Scale(fog_color[base_hour], fog_color[base_hour+1], fraction); + ambient[24] = Color::Scale(ambient[base_hour], ambient[base_hour+1], fraction); + overcast[24] = Color::Scale(overcast[base_hour], overcast[base_hour+1], fraction); + cloud_color[24] = Color::Scale(cloud_color[base_hour], cloud_color[base_hour+1], fraction); + shade_color[24] = Color::Scale(shade_color[base_hour], shade_color[base_hour+1], fraction); + + CameraDirector* cam_dir = CameraDirector::GetInstance(); + Sim* sim = Sim::GetSim(); + double alt = 0; + double dim = 1; + + if (cam_dir && cam_dir->GetCamera()) + alt = cam_dir->GetCamera()->Pos().y; + + if (alt > 0) { + if (alt < TERRAIN_ALTITUDE_LIMIT) { + if (weather.Ceiling() > 0) { + fog_color[24] = overcast[24]; + sky_color[24] = overcast[24]; + dim = 0.125; + + /*** + if (alt < weather.Ceiling()) { + sky_color[24] = overcast[24]; + dim = 0.125; + } + else if (alt < weather.Ceiling() + 500) { + double thick = (weather.Ceiling() + 500.0 - alt) / 500.0; + sky_color[24] = sky_color[24] * (1.0 - thick); + sky_color[24] += overcast[24] * thick; + + dim = 1 - thick * 0.875; + } + else { + sky_color[24] = sky_color[24] * (1 - alt/TERRAIN_ALTITUDE_LIMIT); + } + ***/ + } + + else { + sky_color[24] = sky_color[24] * (1 - alt/TERRAIN_ALTITUDE_LIMIT); + } + } + else { + sky_color[24] = Color::Black; + } + } + + if (system) { + system->SetSunlight(sun_color[24], dim); + system->SetBacklight(sky_color[24], dim); + + HUDView* hud = HUDView::GetInstance(); + if (hud) { + Color night_vision = hud->Ambient(); + sky_color[24] += night_vision * 0.15; + } + } +} + +// +--------------------------------------------------------------------+ + +void +TerrainRegion::LoadSkyColors(const char* bmp_name) +{ + Bitmap sky_colors_bmp; + + DataLoader* loader = DataLoader::GetLoader(); + loader->LoadBitmap(bmp_name, sky_colors_bmp); + + int max_color = sky_colors_bmp.Width(); + + if (max_color > 24) + max_color = 24; + + for (int i = 0; i < 25; i++) { + sun_color[i] = Color::White; + sky_color[i] = Color::Black; + fog_color[i] = Color::White; + ambient[i] = Color::DarkGray; + cloud_color[i] = Color::White; + shade_color[i] = Color::Gray; + } + + for (int i = 0; i < max_color; i++) + sky_color[i] = sky_colors_bmp.GetColor(i, 0); + + if (sky_colors_bmp.Height() > 1) + for (int i = 0; i < max_color; i++) + fog_color[i].Set(sky_colors_bmp.GetColor(i, 1).Value() | Color(0,0,0,255).Value()); + + if (sky_colors_bmp.Height() > 2) + for (int i = 0; i < max_color; i++) + ambient[i] = sky_colors_bmp.GetColor(i, 2); + + if (sky_colors_bmp.Height() > 3) + for (int i = 0; i < max_color; i++) + sun_color[i] = sky_colors_bmp.GetColor(i, 3); + + if (sky_colors_bmp.Height() > 4) + for (int i = 0; i < max_color; i++) + overcast[i] = sky_colors_bmp.GetColor(i, 4); + + if (sky_colors_bmp.Height() > 5) + for (int i = 0; i < max_color; i++) + cloud_color[i] = sky_colors_bmp.GetColor(i, 5); + + if (sky_colors_bmp.Height() > 6) + for (int i = 0; i < max_color; i++) + shade_color[i] = sky_colors_bmp.GetColor(i, 6); +} + +// +--------------------------------------------------------------------+ + +void +TerrainRegion::AddLayer(double h, const char* tile, const char* detail) +{ + TerrainLayer* layer = new(__FILE__,__LINE__) TerrainLayer; + + layer->min_height = h; + layer->tile_name = tile; + + if (detail && *detail) + layer->detail_name = detail; + + layers.append(layer); +} + +const Text& +TerrainRegion::EnvironmentTexture(int face) const +{ + switch (face) { + case 0: return env_texture_positive_x; + + case 1: if (env_texture_negative_x.length() > 0) + return env_texture_negative_x; + return env_texture_positive_x; + + case 2: return env_texture_positive_y; + + case 3: if (env_texture_negative_y.length() > 0) + return env_texture_negative_y; + return env_texture_positive_y; + + case 4: if (env_texture_positive_z.length() > 0) + return env_texture_positive_z; + return env_texture_positive_x; + + case 5: if (env_texture_negative_z.length() > 0) + return env_texture_negative_z; + if (env_texture_positive_z.length() > 0) + return env_texture_positive_z; + return env_texture_positive_x; + } + + return env_texture_positive_x; +} + |