void CSegment::Read (CFile& cf)
{
#if DBG
if (Index () == nDbgSeg)
nDbgSeg = nDbgSeg;
#endif
if (gameStates.app.bD2XLevel) {
m_owner = cf.ReadByte ();
m_group = cf.ReadByte ();
}
else {
m_owner = -1;
m_group = -1;
}
ubyte flags = bNewFileFormat ? cf.ReadByte () : 0x7f;
if (gameData.segs.nLevelVersion == 5) { // d2 SHAREWARE level
ReadType (cf, flags);
ReadVerts (cf);
ReadChildren (cf, flags);
}
else {
ReadChildren (cf, flags);
ReadVerts (cf);
if (gameData.segs.nLevelVersion <= 1) { // descent 1 level
ReadType (cf, flags);
}
}
m_objects = -1;
if (gameData.segs.nLevelVersion <= 5) // descent 1 thru d2 SHAREWARE level
m_xAvgSegLight = fix (cf.ReadShort ()) << 4;
// Read the walls as a 6 byte array
flags = bNewFileFormat ? cf.ReadByte () : 0x3f;
int i;
for (i = 0; i < MAX_SIDES_PER_SEGMENT; i++)
m_sides [i].ReadWallNum (cf, (flags & (1 << i)) != 0);
ushort sideVerts [4];
for (i = 0; i < MAX_SIDES_PER_SEGMENT; i++) {
::GetCorners (Index (), i, sideVerts);
m_sides [i].Read (cf, sideVerts, m_children [i] == -1);
}
}
void PezInitialize()
{
TweakBar = TwNewBar("TweakBar");
TwDefine(" GLOBAL help='This example shows how to integrate AntTweakBar with GLUT and OpenGL.' "); // Message added to the help bar.
TwDefine(" TweakBar size='200 400' color='96 216 224' "); // change default tweak bar size and color
TwAddVarRW(TweakBar, "Theta", TW_TYPE_FLOAT, &Scene.Theta, " min=0.01 max=6.28 step=0.01 ");
TwAddVarRW(TweakBar, "TargetVector", TW_TYPE_DIR3F, &TargetVector, " ");
TwAddVarRW(TweakBar, "TargetScale", TW_TYPE_FLOAT, &TargetScale, " min=0.01 max=10.00 step=0.01 ");
TwAddVarRW(TweakBar, "EyeVector", TW_TYPE_DIR3F, &EyeVector, " ");
TwAddVarRW(TweakBar, "EyeScale", TW_TYPE_FLOAT, &EyeScale, " min=0.01 max=10.00 step=0.01 ");
TwAddVarRW(TweakBar, "YScale", TW_TYPE_FLOAT, &YScale, " min=0.01 max=10.00 step=0.01 ");
TwAddVarRW(TweakBar, "YOffset", TW_TYPE_FLOAT, &YOffset, " min=0.01 max=10.00 step=0.01 ");
TwAddVarRW(TweakBar, "TessLevel", TW_TYPE_FLOAT, &TessLevel, " min=1.0 max=10.00 step=0.01 ");
TwAddButton(TweakBar, "Lookup AO", LookupAoCallback, 0, "");
TwAddVarRW(TweakBar, "Show AO", TW_TYPE_BOOL8, &ShowAO, "");
PezConfig cfg = PezGetConfig();
pezAddPath("../Cover/PostTess/", ".glsl");
Scene.DisplayProgram = LoadProgram("PostTess.VS", "PostTess.TessControl", "PostTess.TessEval", 0, "PostTess.Display");
Scene.FloorProgram = LoadProgram("PostTess.VS", "PostTess.TessControl", "PostTess.TessEval", 0, "PostTess.Floor");
Scene.OffscreenProgram = LoadProgram("PostTess.VS", "PostTess.TessControl", "PostTess.TessEval", 0, "PostTess.Offscreen");
Scene.QuadProgram = LoadProgram("PostTess.Quad.VS", 0, 0, 0, "PostTess.Quad.FS");
Scene.Theta = 2.36f;
Scene.Surfaces = CreateSurfaces(cfg.Width, cfg.Height, 4, 3);
GLenum err = glGetError();
pezCheck(err == GL_NO_ERROR, "OpenGL error.\n");
Scene.QuadVao = CreateQuad();
ReadVerts("../Cover/PreTess/City.dat");
glEnable(GL_DEPTH_TEST);
glClearColor(0, 0, 0, 0);
glGenTextures(1, &Scene.CompositeTexture);
glBindTexture(GL_TEXTURE_2D, Scene.CompositeTexture);
glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA32F, cfg.Width, cfg.Height, GL_FALSE, GL_RGBA, GL_FLOAT, 0);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
err = glGetError();
pezCheck(err == GL_NO_ERROR, "OpenGL error.\n");
}