A new scene and some optimisations.

2020-03-12 17:45:29 +00:00
parent 7a43a98816
commit c858b4dcde
11 changed files with 259 additions and 50 deletions
--- a/tests/dragon_scene.cpp
+++ b/tests/dragon_scene.cpp
@@ -0,0 +1,143 @@
+/*
+ *  DoRayMe - a quick and dirty Raytracer
+ *  Render test for OBJ File using teapots in chapter 15.
+ *
+ *  Created by Manoël Trapier
+ *  Copyright (c) 2020 986-Studio.
+ *
+ */
+#include <world.h>
+#include <light.h>
+#include <plane.h>
+#include <cube.h>
+#include <sphere.h>
+#include <material.h>
+#include <colour.h>
+#include <canvas.h>
+#include <camera.h>
+#include <objfile.h>
+
+#include <pattern.h>
+#include <strippattern.h>
+#include <gradientpattern.h>
+#include <checkerspattern.h>
+#include <ringpattern.h>
+
+#include <transformation.h>
+#include <cylinder.h>
+
+int main()
+{
+    World w = World();
+
+    /* Add lights */
+   /* Light light1 = Light(POINT_LIGHT, Point(10, 100, 10), Colour(.1, .1, .1));
+    w.addLight(&light1);
+    Light light2 = Light(POINT_LIGHT, Point(10, 100, -10), Colour(.1, .1, .2));
+    w.addLight(&light2);
+    Light light3 = Light(POINT_LIGHT, Point(-10, 100, 10), Colour(.1, .1, .1));
+    w.addLight(&light3);
+    Light light4 = Light(POINT_LIGHT, Point(-10, 100, -10), Colour(.1, .1, .1));
+    w.addLight(&light4);*/
+
+    Light light1 = Light(POINT_LIGHT, Point(0, 100, 0), Colour(.3, .3, .3));
+    w.addLight(&light1);
+
+
+    Point lightPos = Point(3.8, 6.8, 4.5);
+    Light mouthLight = Light(POINT_LIGHT, lightPos, Colour(0.5, 0.5, 0.5));
+    w.addLight(&mouthLight);
+
+    Light mainLight = Light(POINT_LIGHT,  Point(8, 10, 16), Colour(1, 1, 1));
+    w.addLight(&mainLight);
+
+    /* ----------------------------- */
+#if 0
+    /* Spot light */
+    Sphere spot = Sphere();
+    spot.dropShadow = false;
+    spot.setTransform(translation(lightPos.x, lightPos.y, lightPos.z) * scaling(0.2, 0.2, 0.2));
+    w.addObject(&spot);
+
+    Cylinder X = Cylinder();
+    X.minCap = 0;
+    X.maxCap = 4;
+    Cylinder Y = Cylinder();
+    Y.minCap = 0;
+    Y.maxCap = 4;
+    Cylinder Z = Cylinder();
+    Z.minCap = 0;
+    Z.maxCap = 4;
+    Z.materialSet = Y.materialSet = X.materialSet = true;
+    X.material.ambient = 1;
+    X.material.specular = 0;
+    X.material.diffuse = 0;
+    Z.material = Y.material = X.material;
+    Z.dropShadow = Y.dropShadow = X.dropShadow = false;
+    X.material.colour = Colour(1, 0, 0);
+    Y.material.colour = Colour(0, 1, 0);
+    Z.material.colour = Colour(0, 0, 1);
+
+    Y.setTransform(translation(lightPos.x, lightPos.y, lightPos.z) * scaling(0.1, 1, 0.1));
+    X.setTransform(translation(lightPos.x, lightPos.y, lightPos.z) * rotationZ(M_PI/2) *  scaling(0.1, 1, 0.1));
+    Z.setTransform(translation(lightPos.x, lightPos.y, lightPos.z) * rotationX(M_PI/2) *  scaling(0.1, 1, 0.1));
+    w.addObject(&X);
+    w.addObject(&Y);
+    w.addObject(&Z);
+#endif
+
+    /* Floor */
+    Material floorMaterial;
+    floorMaterial.colour = Colour(0.2, 0.3, 0.3);
+    floorMaterial.reflective = 0.3;
+    floorMaterial.specular = 0.4;
+    floorMaterial.shininess = 5;
+    floorMaterial.ambient = 0;
+    floorMaterial.diffuse = 0.8;
+
+    /* Let's use a cube for the floor */
+    Cube floor = Cube();
+    floor.setMaterial(floorMaterial);
+    floor.setTransform(translation(0, -0.1, 0) * scaling(10, 0.1, 10));
+    w.addObject(&floor);
+
+    Material dragonMat;
+    dragonMat.colour = Colour(0.23, 0.75, 0.39);
+    dragonMat.reflective = 0.9;
+    dragonMat.transparency = 0.99;
+    dragonMat.specular = 0.9;
+    dragonMat.shininess = 50;
+    dragonMat.refractiveIndex = 1.6;
+    dragonMat.ambient = 0;
+    dragonMat.diffuse = 0.7;
+
+    Shape *dragon = OBJFile("dragon.obj").getBaseGroup();
+    dragon->setTransform(rotationY(M_PI * 0.75) * scaling(2, 2, 2));
+    dragon->setMaterial(dragonMat);
+    w.addObject(dragon);
+
+    /* ----------------------------- */
+/*
+    FILE *fpOut = fopen("dragon_worlddump.json", "wt");
+    if (fpOut)
+    {
+        w.dumpMe(fpOut);
+        fclose(fpOut);
+    }
+*/
+    OctreeOptimisation opt;
+    w.finalise(opt);
+
+    /* Set the camera */
+    Camera camera = Camera(800, 600, M_PI/2);
+    camera.setTransform(viewTransform(Point(-5, 10, 13),
+                                      Point(0, 1, 0),
+                                      Vector(0, 1, 0)));
+
+    /* Now render it */
+    Canvas image = camera.render(w, 5);
+
+    image.SaveAsPNG("ch15_teapot_objfile.png");
+
+    return 0;
+}