Add another hardcoded scene. Also made a test file for hw3 that should cover all the commands.

tests/CMakeLists.txt

@@ -24,6 +24,11 @@ target_include_directories(hw3render PUBLIC ../source/include)
 target_sources(hw3render PRIVATE hw3render.cpp)
 target_link_libraries(hw3render rayonnement)
 
+add_executable(test_render)
+target_include_directories(test_render PUBLIC ../source/include)
+target_sources(test_render PRIVATE test_render.cpp)
+target_link_libraries(test_render rayonnement)
+
 add_executable(ch5_test)
 target_include_directories(ch5_test PUBLIC ../source/include)
 target_sources(ch5_test PRIVATE ch5_test.cpp)
@@ -90,4 +95,6 @@ add_test(NAME Chapter11_Test COMMAND $<TARGET_FILE:ch11_test>)
 add_test(NAME Chapter12_Test COMMAND $<TARGET_FILE:ch12_test>)
 add_test(NAME Chapter13_Test COMMAND $<TARGET_FILE:ch13_test>)
 add_test(NAME Chapter13_ConeBonus COMMAND $<TARGET_FILE:ch13_cone>)
+add_test(NAME Test_Rendering COMMAND $<TARGET_FILE:test_render>)
 add_test(NAME Hw3Render COMMAND $<TARGET_FILE:hw3render> ${CMAKE_CURRENT_SOURCE_DIR}/test.hw3scene)
+add_test(NAME Hw3RenderAllCmds COMMAND $<TARGET_FILE:hw3render> ${CMAKE_CURRENT_SOURCE_DIR}/test_keys.hw3scene)

tests/test_keys.hw3scene

@@ -0,0 +1,26 @@
+# line with a comment
+camera 0 0 -1 0 0 0 0 1 0 50
+
+point 0 4 0 .7 .2 .2
+point 4 -4 0 .2 .7 .2
+point -4 -4 0 .2 .2 .7
+
+color 1 1 1
+ambient 1 1 1
+sphere 0 0 0 .3
+
+color 1 0 0
+diffuse 0.4 0.4 0.4
+specular 0.4 0.4 0.4
+shininess 1
+emission 0 0 0
+
+pushTransform
+scale 0.1 0.1 0.1
+rotate 0 1 0 45
+popTransform
+
+pushTransform
+translate .4 0 0
+sphere 0 0 0 .1
+popTransform

tests/test_render.cpp

@@ -0,0 +1,133 @@
+/*
+ *  DoRayMe - a quick and dirty Raytracer
+ *  Render test for reflection in chapter 13.
+ *
+ *  Created by Manoël Trapier
+ *  Copyright (c) 2020 986-Studio.
+ *
+ */
+#include <world.h>
+#include <light.h>
+#include <sphere.h>
+#include <plane.h>
+#include <cube.h>
+#include <cylinder.h>
+#include <material.h>
+#include <colour.h>
+#include <canvas.h>
+#include <camera.h>
+
+#include <pattern.h>
+#include <strippattern.h>
+#include <gradientpattern.h>
+#include <checkerspattern.h>
+#include <ringpattern.h>
+
+#include <transformation.h>
+
+int main()
+{
+    World w = World();
+
+    /* Add light */
+    Light light = Light(POINT_LIGHT, Point(-5, 5, -5), Colour(1, 1, 1));
+    w.addLight(&light);
+
+    /* ----------------------------- */
+
+    /* Environment */
+    Plane p1 = Plane();
+    p1.setTransform(translation(0, 0, 5) * rotationX(-M_PI/2));
+    p1.material.pattern = new CheckersPattern(Colour(1, 1, 1), Colour(0.1, 0.1, 0.1));
+    w.addObject(&p1);
+
+    Plane p2 = Plane();
+    p2.setTransform( translation(0, 0, -6) * rotationX(-M_PI/2) );
+    p2.material.pattern = new CheckersPattern(Colour(1, 1, 1), Colour(0.1, 0.1, 0.1));
+    w.addObject(&p2);
+
+    Plane p3 = Plane();
+    p3.setTransform(translation(-6, 0, 0) * rotationZ(M_PI/2) );
+    p3.material.pattern = new CheckersPattern(Colour(1, 1, 1), Colour(0.1, 0.1, 0.1));
+    w.addObject(&p3);
+
+    Plane p4 = Plane();
+    p3.setTransform(translation(6, 0, 0) * rotationZ(M_PI/2) );
+    p3.material.pattern = new CheckersPattern(Colour(1, 1, 1), Colour(0.1, 0.1, 0.1));
+    w.addObject(&p3);
+
+    Plane p5 = Plane();
+    p5.material.pattern = new CheckersPattern(Colour(1, 1, 1), Colour(0.1, 0.1, 0.1));
+    w.addObject(&p5);
+
+    /* ----------------------------- */
+
+    /* Big Sphere */
+    Sphere bigS = Sphere();
+    bigS.setTransform(translation(-0.5, 1, 2) * scaling(2, 2, 2));
+    bigS.material.colour = Colour(0, 0.4, 0.4);
+    bigS.material.shininess = 50;
+    bigS.material.specular = 1;
+    bigS.material.reflective = 0.8;
+    w.addObject(&bigS);
+
+    /* Small Sphere */
+    Sphere smaS = Sphere();
+    smaS.setTransform(translation(2.2, 1, -1));
+    smaS.material.colour = Colour(0.4, 0, 0.4);
+    smaS.material.shininess = 50;
+    smaS.material.specular = 1;
+    smaS.material.reflective = 0.2;
+    w.addObject(&smaS);
+
+    /* Cylinder */
+    Cylinder cyl = Cylinder();
+    cyl.setTransform(translation(-3.5, 0, 1));
+    cyl.isClosed = true;
+    cyl.minCap = -1;
+    cyl.maxCap = 3;
+    cyl.material.colour = Colour(0.4, 1, 0.4);
+    cyl.material.shininess = 20;
+    cyl.material.specular = 1;
+    cyl.material.reflective = 0.01;
+    cyl.material.pattern = new GradientPattern(Colour(0.4, 1, 0.4), Colour(1.0, 0.2, 1.0));
+    cyl.material.pattern->setTransform(scaling(1.1, 1.1, 1.1) * rotationY(M_PI / 2));
+    w.addObject(&cyl);
+
+    /* Cube */
+    Cube cub = Cube();
+    cub.setTransform(translation(0.6, 0.4, -1) * scaling(0.4, 0.4, 0.4) * rotationY(deg_to_rad(60)));
+    cub.material.colour = Colour(1, 0, 0.4);
+    cub.material.shininess = 50;
+    cub.material.specular = 1;
+    cub.material.reflective = 0.3;
+    w.addObject(&cub);
+
+    /* Glass cube */
+    Cube gcub = Cube();
+    gcub.setTransform(translation(-0.5, 0.6, -0.8) *  scaling(0.6, 0.6, 0.6) * rotationY(deg_to_rad(40)));
+    gcub.dropShadow = false;
+    gcub.material.colour = Colour(0, 0.4, 0.1);
+    gcub.material.specular = 1;
+    gcub.material.shininess = 400;
+    gcub.material.ambient = 0.1;
+    gcub.material.diffuse = 0.3;
+    gcub.material.reflective = 1;
+    gcub.material.transparency = 1;
+    gcub.material.refractiveIndex = 0.3;
+    w.addObject(&gcub);
+    /* ----------------------------- */
+
+    /* Set the camera */
+    Camera camera = Camera(400, 200, deg_to_rad(90));
+    camera.setTransform(viewTransform(Point(-2, 2.5, -3.5),
+                                      Point(2, 0, 3),
+                                      Vector(0, 1, 0)));
+
+    /* Now render it */
+    Canvas image = camera.render(w, 20);
+
+    image.SaveAsPNG("test_renter.png");
+
+    return 0;
+}