Cornellbox demo mit gigantischem licht

examples.c

@@ -75,10 +75,10 @@ void exampleCornell( int width, int height, int channels, unsigned char **image)
     cam1.screenDistance = 0.6;
     cam1.width = 1.080;
     cam1.height = 1.080;
-    int objectCount = 13;
+    int objectCount = 19;
     object objectList[objectCount];
 
-    cube makroObj1 = createCuboid((vec3){-1,-2,3}, (vec3){1.5,0,0}, (vec3){0,1.5,0}, (vec3){0,0,1.5},(RGBA){1,1,0.5,1});
+    cube makroObj1 = createCuboid((vec3){1,-2,2.2}, (vec3){0.75,0,0.75}, (vec3){0,1.2,0}, (vec3){-0.75,0,0.75},(RGBA){1,1,0.5,1});
     objectList[0] = (object){1, &(makroObj1.quad1), 0};
     objectList[1] = (object){1, &(makroObj1.quad2), 0};
     objectList[2] = (object){1, &(makroObj1.quad3), 0};
@@ -86,7 +86,7 @@ void exampleCornell( int width, int height, int channels, unsigned char **image)
     objectList[4] = (object){1, &(makroObj1.quad5), 0};
     objectList[5] = (object){1, &(makroObj1.quad6), 0};
 
-    quad light1 = (quad){(vec3){-0.5,1.9,2.5}, (vec3){0,0,1}, (vec3){1,0,0}, (vec3){0,-1,0}, (RGBA){1,1,1,1}};
+    quad light1 = (quad){(vec3){-2,1.9,0.5}, (vec3){0,0,4}, (vec3){4,0,0}, (vec3){0,-1,0}, (RGBA){1,1,1,1}};
     objectList[6] = (object){1, &(light1), 1};
 
     cube makroObj2 = createCuboid((vec3){-2,-2,-0.1}, (vec3){4,0,0}, (vec3){0,4,0}, (vec3){0,0,4},(RGBA){1,1,1,1});
@@ -104,6 +104,14 @@ void exampleCornell( int width, int height, int channels, unsigned char **image)
     objectList[11] = (object){1, &(makroObj2.quad5), 0};
     objectList[12] = (object){1, &(makroObj2.quad6), 0};
 
+    cube makroObj3 = createCuboid((vec3){-1,-2,2.5}, (vec3){0.75,0,0.45}, (vec3){0,2,0}, (vec3){-0.45,0,0.75},(RGBA){1,0.5,1,1});
+    objectList[13] = (object){1, &(makroObj3.quad1), 0};
+    objectList[14] = (object){1, &(makroObj3.quad2), 0};
+    objectList[15] = (object){1, &(makroObj3.quad3), 0};
+    objectList[16] = (object){1, &(makroObj3.quad4), 0};
+    objectList[17] = (object){1, &(makroObj3.quad5), 0};
+    objectList[18] = (object){1, &(makroObj3.quad6), 0};
+
 
 
     displaySzene(objectList, objectCount, cam1, width, height, channels, image);

main.c

@@ -13,8 +13,8 @@
 #include "collision.h"
 #include "raytrace.h"
 int main() {
-    int width = 1080;
-    int height = 1080;
+    int width = 720;
+    int height = 720;
     int channels = 4;
     unsigned char *image = (unsigned char*)malloc(width * height * channels );
 

raytrace.c

@@ -7,8 +7,9 @@
 #include "helper.h"
 #include <math.h>
 #define epsilon 1e-8
-#define RAYSPERPIXEL 100
-#define lightBounces 6
+#define RAYSPERPIXEL 40
+#define lightBounces 5
+#define GLOBALILLUMINATION 0.1
 enum objectType {
     SPHERETYPE,
     QUADTYPE
@@ -25,6 +26,7 @@ RGBA getRayColor(RGBA colorList[], bool isLightList[]) {
     }
 
     if (firstLightHitIndex == -1) {
+        //rayColor = (RGBA){GLOBALILLUMINATION * colorList[0].r,GLOBALILLUMINATION * colorList[0].g,GLOBALILLUMINATION * colorList[0].b,1};
         rayColor = (RGBA){0,0,0,1};
         return rayColor;
     }