TerrainHaze.cpp

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/*  Project Starshatter 4.5
        Destroyer Studios LLC
        Copyright © 1997-2005. All Rights Reserved.

        SUBSYSTEM:    Stars.exe
        FILE:         TerrainHaze.cpp
        AUTHOR:       John DiCamillo


        OVERVIEW
        ========
*/

#include "MemDebug.h"
#include "Terrain.h"
#include "TerrainHaze.h"
#include "TerrainRegion.h"

#include "Light.h"
#include "CameraView.h"
#include "Bitmap.h"
#include "DataLoader.h"
#include "Game.h"

// +====================================================================+

static Bitmap terrain_texture;

// +--------------------------------------------------------------------+

TerrainHaze::TerrainHaze()
: tregion(0)
{
}

// +--------------------------------------------------------------------+

TerrainHaze::~TerrainHaze()
{
}

// +--------------------------------------------------------------------+

void
TerrainHaze::Render(Video* video, DWORD flags)
{
        if (flags & RENDER_ADDITIVE)
        return;

        if (model) {
                if (!Luminous()) {
                        SetLuminous(true);
                        model->SetDynamic(true);
                }

                Surface* surface = model->GetSurfaces().first();

                if (!surface) return;

                int i;
                DWORD sky = 0;
                DWORD fog = 0;

                if (tregion) {
                        sky = tregion->SkyColor().Value();
                        fog = tregion->FogColor().Value();
                }

                // clear the solid lights to ambient:
                VertexSet* vset = surface->GetVertexSet();

                for (i = 0; i < vset->nverts; i++) {
                        if (vset->loc[i].y > 0)
                        vset->diffuse[i] = sky;
                        else
                        vset->diffuse[i] = fog;
                }

                InvalidateSurfaceData();
                Solid::Render(video, flags);
        }
}

// +--------------------------------------------------------------------+

int
TerrainHaze::CheckRayIntersection(Point Q, Point w, double len, Point& ipt, bool ttpas)
{
        return 0;
}