diff options
Diffstat (limited to 'nGenEx/Graphic.cpp')
-rw-r--r-- | nGenEx/Graphic.cpp | 364 |
1 files changed, 194 insertions, 170 deletions
diff --git a/nGenEx/Graphic.cpp b/nGenEx/Graphic.cpp index 892610c..551da18 100644 --- a/nGenEx/Graphic.cpp +++ b/nGenEx/Graphic.cpp @@ -1,170 +1,194 @@ -/* Project nGenEx
- Destroyer Studios LLC
- Copyright © 1997-2004. All Rights Reserved.
-
- SUBSYSTEM: nGenEx.lib
- FILE: Graphic.cpp
- AUTHOR: John DiCamillo
-
-
- OVERVIEW
- ========
- Abstract 3D Graphic Object
-*/
-
-#include "MemDebug.h"
-#include "Graphic.h"
-#include "Scene.h"
-#include "Projector.h"
-
-// +--------------------------------------------------------------------+
-
-int Graphic::id_key = 1;
-
-// +--------------------------------------------------------------------+
-
-Graphic::Graphic()
-: id(id_key++), visible(true), loc(0.0f, 0.0f, 0.0f),
-radius(0.0f), infinite(0), foreground(0), hidden(0), life(-1),
-trans(false), shadow(false), luminous(false), depth(0.0f), scene(0)
-{
- screen_rect.x = 0;
- screen_rect.y = 0;
- screen_rect.w = 0;
- screen_rect.h = 0;
-
- ZeroMemory(name, sizeof(name));
- strcpy_s(name, "Graphic");
-}
-
-// +--------------------------------------------------------------------+
-
-Graphic::~Graphic()
-{ }
-
-int
-Graphic::operator < (const Graphic& g) const
-{
- if (!infinite && g.infinite)
- return 1;
-
- else if (infinite && !g.infinite)
- return 0;
-
- double za = fabs(Depth());
- double zb = fabs(g.Depth());
-
- return (za < zb);
-}
-
-int
-Graphic::operator <= (const Graphic& g) const
-{
- if (!infinite && g.infinite)
- return 1;
-
- else if (infinite && !g.infinite)
- return 0;
-
- double za = fabs(Depth());
- double zb = fabs(g.Depth());
-
- return (za <= zb);
-}
-
-// +--------------------------------------------------------------------+
-
-void
-Graphic::SetInfinite(bool b)
-{
- infinite = (BYTE) b;
-
- if (infinite)
- depth = 1.0e9f;
-}
-
-// +--------------------------------------------------------------------+
-
-int
-Graphic::Nearer(Graphic* a, Graphic* b)
-{
- if (a->depth < b->depth) return -1;
- else if (a->depth == b->depth) return 0;
- else return 1;
-}
-
-// +--------------------------------------------------------------------+
-
-int
-Graphic::Farther(Graphic* a, Graphic* b)
-{
- if (a->depth > b->depth) return -1;
- else if (a->depth == b->depth) return 0;
- else return 1;
-}
-
-// +--------------------------------------------------------------------+
-
-void
-Graphic::Destroy()
-{
- if (scene)
- scene->DelGraphic(this);
-
- delete this;
-}
-
-// +--------------------------------------------------------------------+
-
-int
-Graphic::CollidesWith(Graphic& o)
-{
- Point delta_loc = loc - o.loc;
-
- // bounding spheres test:
- if (delta_loc.length() > radius + o.radius)
- return 0;
-
- return 1;
-}
-
-// +--------------------------------------------------------------------+
-
-int
-Graphic::CheckRayIntersection(Point Q, Point w, double len, Point& ipt,
-bool treat_translucent_polys_as_solid)
-{
- return 0;
-}
-
-// +--------------------------------------------------------------------+
-
-void
-Graphic::ProjectScreenRect(Projector* p)
-{
- screen_rect.x = 2000;
- screen_rect.y = 2000;
- screen_rect.w = 0;
- screen_rect.h = 0;
-}
-
-// +--------------------------------------------------------------------+
-
-bool
-Graphic::CheckVisibility(Projector& projector)
-{
- if (projector.IsVisible( Location(), Radius()) &&
- projector.ApparentRadius(Location(), Radius()) > 1) {
-
- visible = true;
- }
- else {
- visible = false;
- screen_rect.x = 2000;
- screen_rect.y = 2000;
- screen_rect.w = 0;
- screen_rect.h = 0;
- }
-
- return visible;
-}
+/* 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: nGenEx.lib + FILE: Graphic.cpp + AUTHOR: John DiCamillo + + + OVERVIEW + ======== + Abstract 3D Graphic Object +*/ + +#include "MemDebug.h" +#include "Graphic.h" +#include "Scene.h" +#include "Projector.h" + +// +--------------------------------------------------------------------+ + +int Graphic::id_key = 1; + +// +--------------------------------------------------------------------+ + +Graphic::Graphic() + : id(id_key++), visible(true), loc(0.0f, 0.0f, 0.0f), + radius(0.0f), infinite(0), foreground(0), hidden(0), life(-1), + trans(false), shadow(false), luminous(false), depth(0.0f), scene(0) +{ + screen_rect.x = 0; + screen_rect.y = 0; + screen_rect.w = 0; + screen_rect.h = 0; + + ZeroMemory(name, sizeof(name)); + strcpy_s(name, "Graphic"); +} + +// +--------------------------------------------------------------------+ + +Graphic::~Graphic() +{ } + +int +Graphic::operator < (const Graphic& g) const +{ + if (!infinite && g.infinite) + return 1; + + else if (infinite && !g.infinite) + return 0; + + double za = fabs(Depth()); + double zb = fabs(g.Depth()); + + return (za < zb); +} + +int +Graphic::operator <= (const Graphic& g) const +{ + if (!infinite && g.infinite) + return 1; + + else if (infinite && !g.infinite) + return 0; + + double za = fabs(Depth()); + double zb = fabs(g.Depth()); + + return (za <= zb); +} + +// +--------------------------------------------------------------------+ + +void +Graphic::SetInfinite(bool b) +{ + infinite = (BYTE) b; + + if (infinite) + depth = 1.0e9f; +} + +// +--------------------------------------------------------------------+ + +int +Graphic::Nearer(Graphic* a, Graphic* b) +{ + if (a->depth < b->depth) return -1; + else if (a->depth == b->depth) return 0; + else return 1; +} + +// +--------------------------------------------------------------------+ + +int +Graphic::Farther(Graphic* a, Graphic* b) +{ + if (a->depth > b->depth) return -1; + else if (a->depth == b->depth) return 0; + else return 1; +} + +// +--------------------------------------------------------------------+ + +void +Graphic::Destroy() +{ + if (scene) + scene->DelGraphic(this); + + delete this; +} + +// +--------------------------------------------------------------------+ + +int +Graphic::CollidesWith(Graphic& o) +{ + Point delta_loc = loc - o.loc; + + // bounding spheres test: + if (delta_loc.length() > radius + o.radius) + return 0; + + return 1; +} + +// +--------------------------------------------------------------------+ + +int +Graphic::CheckRayIntersection(Point Q, Point w, double len, Point& ipt, +bool treat_translucent_polys_as_solid) +{ + return 0; +} + +// +--------------------------------------------------------------------+ + +void +Graphic::ProjectScreenRect(Projector* p) +{ + screen_rect.x = 2000; + screen_rect.y = 2000; + screen_rect.w = 0; + screen_rect.h = 0; +} + +// +--------------------------------------------------------------------+ + +bool +Graphic::CheckVisibility(Projector& projector) +{ + if (projector.IsVisible( Location(), Radius()) && + projector.ApparentRadius(Location(), Radius()) > 1) { + + visible = true; + } + else { + visible = false; + screen_rect.x = 2000; + screen_rect.y = 2000; + screen_rect.w = 0; + screen_rect.h = 0; + } + + return visible; +} |