139 lines
6.1 KiB
C
139 lines
6.1 KiB
C
#include "logger.h"
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#include "canvas.h"
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#include "exceptions.h"
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#include "ray.h"
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#include <stdio.h>
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#include <sphere.h>
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#include <camera.h>
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#include <math.h>
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#include <assert.h>
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CEXCEPTION_T global_exception;
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void build_world(WORLD_World* world) {
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SPHERE_Sphere* floor = SPHERE_new();
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WORLD_add_object(world, floor);
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MATRIX_Matrix* floor_transform = MATRIX_new_scaling(10, 0.01, 10);
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MATERIAL_Material* material = MATERIAL_new();
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TUPLES_init_color(&material->color, 1, 0.9, 0.9);
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material->specular = 0;
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SPHERE_set_material(floor, material);
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SPHERE_set_transform(floor, floor_transform);
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MATRIX_delete(floor_transform);
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SPHERE_Sphere* left_wall = SPHERE_new();
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WORLD_add_object(world, left_wall);
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MATRIX_Matrix* lwtranslation = MATRIX_new_translation(0, 0, 5);
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MATRIX_Matrix* lwroty = MATRIX_new_rotation_y(-M_PI_4);
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MATRIX_Matrix* lwrotx = MATRIX_new_rotation_x(M_PI_2);
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MATRIX_Matrix* lwscaling = MATRIX_new_scaling(10, 0.01, 10);
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MATRIX_Matrix* tmp1 = MATRIX_multiply(lwtranslation, lwroty);
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MATRIX_Matrix* tmp2 = MATRIX_multiply(tmp1, lwrotx);
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MATRIX_Matrix* tmp3 = MATRIX_multiply(tmp2, lwscaling);
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SPHERE_set_transform(left_wall, tmp3);
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MATRIX_delete_all(lwtranslation, lwroty, lwrotx, lwscaling, tmp1, tmp2, tmp3);
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SPHERE_set_material(left_wall, material);
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SPHERE_Sphere* right_wall = SPHERE_new();
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WORLD_add_object(world, right_wall);
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MATRIX_Matrix* rwtranslation = MATRIX_new_translation(0, 0, 5);
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MATRIX_Matrix* rwroty = MATRIX_new_rotation_y(M_PI_4);
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MATRIX_Matrix* rwrotx = MATRIX_new_rotation_x(M_PI_2);
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MATRIX_Matrix* rwscaling = MATRIX_new_scaling(10, 0.01, 10);
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tmp1 = MATRIX_multiply(rwtranslation, rwroty);
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tmp2 = MATRIX_multiply(tmp1, rwrotx);
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tmp3 = MATRIX_multiply(tmp2, rwscaling);
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SPHERE_set_transform(right_wall, tmp3);
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MATRIX_delete_all(rwtranslation, rwroty, rwrotx, rwscaling, tmp1, tmp2, tmp3);
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SPHERE_set_material(right_wall, material);
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MATERIAL_delete(material);
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SPHERE_Sphere* middle = SPHERE_new();
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WORLD_add_object(world, middle);
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MATRIX_Matrix* middle_transform = MATRIX_new_translation(-0.5, 1, 0.5);
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SPHERE_set_transform(middle, middle_transform);
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MATRIX_delete(middle_transform);
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MATERIAL_Material* middle_material = MATERIAL_new();
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TUPLES_init_color(&middle_material->color, 0.1, 1, 0.5);
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middle_material->diffuse = 0.7;
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middle_material->specular = 0.3;
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SPHERE_set_material(middle, middle_material);
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MATERIAL_delete(middle_material);
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SPHERE_Sphere* right = SPHERE_new();
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WORLD_add_object(world, right);
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MATRIX_Matrix* right_translation = MATRIX_new_translation(1.5, 0.5, -0.5);
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MATRIX_Matrix* right_scaling = MATRIX_new_scaling(0.5, 0.5, 0.5);
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MATRIX_Matrix* right_transform = MATRIX_multiply(right_translation, right_scaling);
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SPHERE_set_transform(right, right_transform);
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MATRIX_delete_all(right_translation, right_scaling, right_transform);
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MATERIAL_Material* right_material = MATERIAL_new();
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TUPLES_init_color(&right_material->color, 0.5, 1, 0.1);
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right_material->diffuse = 0.7;
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right_material->specular = 0.3;
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SPHERE_set_material(right, right_material);
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MATERIAL_delete(right_material);
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SPHERE_Sphere* left = SPHERE_new();
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WORLD_add_object(world, left);
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MATRIX_Matrix* left_translation = MATRIX_new_translation(-1.5, 0.33, -0.75);
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MATRIX_Matrix* left_scaling = MATRIX_new_scaling(0.33, 0.33, 0.33);
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MATRIX_Matrix* left_transform = MATRIX_multiply(left_translation, left_scaling);
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SPHERE_set_transform(left, left_transform);
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MATRIX_delete_all(left_translation, left_scaling, left_transform);
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MATERIAL_Material* left_material = MATERIAL_new();
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TUPLES_init_color(&left_material->color, 1, 0.8, 0.1);
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left_material->diffuse = 0.7;
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left_material->specular = 0.3;
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SPHERE_set_material(left, left_material);
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MATERIAL_delete(left_material);
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}
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int main(void) {
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Try {
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LOGGER_log(LOGGER_INFO, "Building world...\n");
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TUPLES_Point* light_position = TUPLES_new_point(-10, 10, -10);
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TUPLES_Color* light_color = TUPLES_new_color(1, 1, 1);
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LIGHTS_Light* light = LIGHTS_new_pointlight(light_position, light_color);
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TUPLES_delete_all(light_position, light_color);
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CAMERA_Camera* camera = CAMERA_new(1000, 500, M_PI / 3.0);
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TUPLES_Point* from = TUPLES_new_point(0, 1.5, -5);
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TUPLES_Point* to = TUPLES_new_point(0, 1, 0);
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TUPLES_Vector* up = TUPLES_new_vector(0, 1, 0);
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MATRIX_Matrix* camera_transform = CAMERA_view_transform(from, to, up);
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CAMERA_set_transform(camera, camera_transform);
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TUPLES_delete_all(from, to, up);
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MATRIX_delete(camera_transform);
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WORLD_World* world = WORLD_new(light);
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build_world(world);
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LOGGER_log(LOGGER_INFO, "Rendering...\n");
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UTILITIES_Timer* render_timer = UTILITIES_Timer_start();
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CANVAS_Canvas* canvas = CAMERA_render(camera, world);
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UTILITIES_Timer_Results render_results = UTILITIES_Timer_stop(render_timer);
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char *filename = "phong_render_three_spheres.ppm";
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LOGGER_log(LOGGER_INFO, "Writing file %s...\n", filename);
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CANVAS_write_to_file(canvas, filename);
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LOGGER_log(LOGGER_INFO, "Cleaning up...\n");
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WORLD_delete_all_objects(world);
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WORLD_delete(world);
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LIGHTS_delete(light);
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CAMERA_delete(camera);
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CANVAS_delete(canvas);
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LOGGER_log(LOGGER_INFO, "Wall: %.2f User: %.2f System: %.2f\n", render_results.wall_time_seconds,
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render_results.user_time_seconds, render_results.system_time_seconds);
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} Catch(global_exception) {
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if (global_exception == E_MALLOC_FAILED)
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printf("Malloc failed. Exiting\n");
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else if (global_exception == E_FILE_FAILED)
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printf("Failed to open test.ppm\n");
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else
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printf("Unknown exception %i occurred\n", global_exception);
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}
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return 0;
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}
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