Rename project.

.gitignore

@@ -1,4 +1,4 @@
 *.o
-wtracer
+toytracer
 *.ppm
 *.png

Makefile

@@ -3,14 +3,14 @@ CXX = g++
 CXXFLAGS  = -std=c++20 -Wall -Wextra -Wno-unused-parameter -march=native -Ofast -flto -fopenmp
 
 DEPS = util.h vec3.h color.h ray.h camera.h hittable.h hittable_list.h sphere.h material.h lodepng.h
-OBJ = wtracer.o material.o vec3.o lodepng.o
+OBJ = main.o material.o vec3.o lodepng.o
 
-TARGET = wtracer
+TARGET = toytracer
 
 all: $(TARGET) run
 
 run: $(TARGET)
-	time -f '%E elapsed' ./wtracer
+	time -f '%E elapsed' ./$(TARGET)
 	eog image.png
 
 %.o: %.cpp $(DEPS)