Advancec Frustum Culling & fixes

2023-11-16 16:42:57 +02:00
parent 11f004b582
commit 883dcbf168
12 changed files with 178 additions and 53 deletions
@@ -3,6 +3,8 @@
 #include "../lighting/Lightmap.h"

 Chunk::Chunk(int xpos, int zpos) : x(xpos), z(zpos){
+	bottom = 0;
+	top = CHUNK_H;
 	voxels = new voxel[CHUNK_VOL];
 	for (size_t i = 0; i < CHUNK_VOL; i++) {
 		voxels[i].id = 2;
@@ -30,6 +32,22 @@ bool Chunk::isEmpty(){
 	return true;
 }

+void Chunk::updateHeights() {
+	for (int i = 0; i < CHUNK_VOL; i++) {
+		if (voxels[i].id != 0) {
+			bottom = i / (CHUNK_D * CHUNK_W);
+			break;
+		}
+	}
+
+	for (int i = CHUNK_VOL - 1; i > -1; i--) {
+		if (voxels[i].id != 0) {
+			top = i / (CHUNK_D * CHUNK_W) + 1;
+			break;
+		}
+	}
+}
+
 Chunk* Chunk::clone() const {
 	Chunk* other = new Chunk(x,z);
 	for (int i = 0; i < CHUNK_VOL; i++)