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Diffstat (limited to 'Stars45/Bolt.cpp')
| -rw-r--r-- | Stars45/Bolt.cpp | 200 |
1 files changed, 200 insertions, 0 deletions
diff --git a/Stars45/Bolt.cpp b/Stars45/Bolt.cpp new file mode 100644 index 0000000..f9ffd2c --- /dev/null +++ b/Stars45/Bolt.cpp @@ -0,0 +1,200 @@ +/* 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: Bolt.cpp + AUTHOR: John DiCamillo + + + OVERVIEW + ======== + 3D Bolt (Polygon) Object +*/ + +#include "MemDebug.h" +#include "Bolt.h" +#include "Bitmap.h" +#include "Camera.h" +#include "Video.h" + +void Print(const char* fmt, ...); + +// +--------------------------------------------------------------------+ + +Bolt::Bolt(double len, double wid, Bitmap* tex, int share) + : vset(4), poly(0), texture(tex), length(len), width(wid), shade(1.0), + vpn(0, 1, 0), shared(share) +{ + trans = true; + + loc = Vec3(0.0f, 0.0f, 1000.0f); + + vset.nverts = 4; + + vset.loc[0] = Point( width, 0, 1000); + vset.loc[1] = Point( width, -length, 1000); + vset.loc[2] = Point(-width, -length, 1000); + vset.loc[3] = Point(-width, 0, 1000); + + vset.tu[0] = 0.0f; + vset.tv[0] = 0.0f; + vset.tu[1] = 1.0f; + vset.tv[1] = 0.0f; + vset.tu[2] = 1.0f; + vset.tv[2] = 1.0f; + vset.tu[3] = 0.0f; + vset.tv[3] = 1.0f; + + Plane plane(vset.loc[0], vset.loc[1], vset.loc[2]); + + for (int i = 0; i < 4; i++) { + vset.nrm[i] = plane.normal; + } + + mtl.Ka = Color::White; + mtl.Kd = Color::White; + mtl.Ks = Color::Black; + mtl.Ke = Color::White; + mtl.tex_diffuse = texture; + mtl.tex_emissive = texture; + mtl.blend = Video::BLEND_ADDITIVE; + + poly.nverts = 4; + poly.vertex_set = &vset; + poly.material = &mtl; + poly.verts[0] = 0; + poly.verts[1] = 1; + poly.verts[2] = 2; + poly.verts[3] = 3; + + radius = (float) ((length>width) ? (length) : (width*2)); + + if (texture) { + strncpy_s(name, texture->GetFilename(), 31); + name[31] = 0; + } +} + +// +--------------------------------------------------------------------+ + +Bolt::~Bolt() +{ +} + +// +--------------------------------------------------------------------+ + +void +Bolt::Render(Video* video, DWORD flags) +{ + if ((flags & RENDER_ADDITIVE) == 0) + return; + + if (visible && !hidden && video && life) { + const Camera* camera = video->GetCamera(); + + Point head = loc; + Point tail = origin; + Point vtail = tail - head; + Point vcam = camera->Pos() - loc; + Point vtmp = vcam.cross(vtail); + vtmp.Normalize(); + Point vlat = vtmp * -width; + Vec3 vnrm = camera->vpn() * -1; + + vset.loc[0] = head + vlat; + vset.loc[1] = tail + vlat; + vset.loc[2] = tail - vlat; + vset.loc[3] = head - vlat; + + vset.nrm[0] = vnrm; + vset.nrm[1] = vnrm; + vset.nrm[2] = vnrm; + vset.nrm[3] = vnrm; + + ColorValue white((float) shade, (float) shade, (float) shade); + mtl.Ka = white; + mtl.Kd = white; + mtl.Ks = Color::Black; + mtl.Ke = white; + + video->DrawPolys(1, &poly); + } +} + +// +--------------------------------------------------------------------+ + +void +Bolt::Update() +{ +} + +// +--------------------------------------------------------------------+ + +void +Bolt::TranslateBy(const Point& ref) +{ + loc = loc - ref; + origin = origin - ref; +} + +// +--------------------------------------------------------------------+ + +void +Bolt::SetOrientation(const Matrix& o) +{ + vpn = Point(o(2,0), o(2,1), o(2,2)); + origin = loc + (vpn * -length); +} + +void +Bolt::SetDirection(const Point& v) +{ + vpn = v; + origin = loc + (vpn * -length); +} + +void +Bolt::SetEndPoints(const Point& from, const Point& to) +{ + loc = to; + origin = from; + vpn = to - from; + length = vpn.Normalize(); + radius = (float) length; +} + +void +Bolt::SetTextureOffset(double from, double to) +{ + vset.tu[0] = (float) from; + vset.tu[1] = (float) to; + vset.tu[2] = (float) to; + vset.tu[3] = (float) from; +} + + |