Bug with 2-dimensional Tile Array in isometricRenderer.c

.vscode/settings.json

@@ -1,5 +1,6 @@
 {
     "files.associations": {
-        "inputhandling.h": "c"
+        "inputhandling.h": "c",
+        "isometricmap.h": "c"
     }
 }

Makefile

@@ -1,5 +1,5 @@
-spiel: main.o sprite.o inputHandler.o isometricRenderer.o
-	gcc -o spiel main.o sprite.o inputHandler.o isometricRenderer.o -lraylib -lGL -lm -lpthread -ldl -lrt -lX11
+spiel: main.o sprite.o inputHandler.o isometricRenderer.o isometricMap.o tile.o
+	gcc -o spiel main.o sprite.o inputHandler.o isometricRenderer.o isometricMap.o tile.o -lraylib -lGL -lm -lpthread -ldl -lrt -lX11
 
 main.o: main.c
 	gcc -c main.c -lraylib -lGL -lm -lpthread -ldl -lrt -lX11
@@ -13,5 +13,11 @@ inputHandler.o: inputHandler.c
 isometricRenderer.o: isometricRenderer.c
 	gcc -c isometricRenderer.c -lraylib -lGL -lm -lpthread -ldl -lrt -lX11
 
+isometricMap.o: isometricMap.c
+	gcc -c isometricMap.c -lraylib -lGL -lm -lpthread -ldl -lrt -lX11
+
+tile.o: tile.c
+	gcc -c tile.c -lraylib -lGL -lm -lpthread -ldl -lrt -lX11
+
 clean:
 	rm *.o spiel

isometricMap.c

@@ -0,0 +1,62 @@
+#include "isometricMap.h"
+#include <stdio.h>
+
+IsometricMap * IsometricMapInit(int x, int y){
+    IsometricMap *map = (IsometricMap *) malloc(sizeof(IsometricMap));
+    Texture textures[10];
+    textures[0] = LoadTexture("assets/grass.png");
+    textures[1] = LoadTexture("assets/tower.png");
+    map->tileTextures = &textures;
+
+    //Tile *tiles[x][y];
+    Tile **tiles = (Tile **)malloc(x * sizeof(Tile *));
+    int n = 0;
+    for(n = 0; n < x; ++n){
+        tiles[n] = (Tile *)malloc(y * sizeof(Tile));
+    }
+
+    map->sizeX = x;
+    map->sizeY = y;
+
+    int i = 0;
+    int j = 0;
+
+    for(i=0; i < x; i++){
+        for(i=0; i < y; i++){
+            if(i != j){
+                Tile tmp = {0, i, j};
+                tiles[i][j] = tmp;
+            }
+            else{
+                Tile tmp = {1, i, j};
+                tiles[i][j] = tmp;
+            }
+        }
+    }
+    map->tiles = tiles;
+
+    return map;
+}
+
+
+Vector2 * IsometricMapCalcOffsetForTileAt(int x, int y, int textureSize){
+    
+    Vector2 offset = {0, 0};
+
+    offset.x = x * textureSize/2;
+    offset.y = x * textureSize/4;
+
+    offset.x -= y * textureSize/2;
+    offset.y += y * textureSize/4;
+
+    return &offset;
+}
+
+
+
+
+
+
+
+
+

isometricMap.h

@@ -0,0 +1,24 @@
+#ifndef ISOMETRICMAP_H_
+#define ISOMETRICMAP_H_
+#include "raylib.h"
+#include "tile.c"
+
+typedef struct IsometricMap{
+    Texture *tileTextures;
+    //tiles -> two dimensional Array
+    Tile *tiles;
+    int sizeX;
+    int sizeY;
+} IsometricMap;
+
+void IsometricMapAddTile(IsometricMap isometricMap);
+
+Tile IsometricMapGetTileFromArrayPosition(int x, int y);
+
+Tile IsometricMapGetTileFromWorldCoordinates(float x, float y);
+
+Vector2 * IsometricMapCalcOffsetForTileAt(int x, int y, int textureSize);
+
+IsometricMap * IsometricMapInit(int x, int y);
+
+#endif

isometricRenderer.c

@@ -1,11 +1,12 @@
 #include "isometricRenderer.h"
 #include "raylib.h"
+#include "isometricMap.h"
 #include <stdio.h>
 
 //TODO: Isometric Tilemap Struct, which can be scanned for clicked Tile
 //      General coordinate translation function
 
-void IsometricRendererRenderMap(IsometricRenderer *renderer, int height){
+void IsometricRendererDrawMap(IsometricRenderer *renderer, int height){
     float originX = 0.0f;
     float originY = 0.0f;
 
@@ -15,12 +16,12 @@ void IsometricRendererRenderMap(IsometricRenderer *renderer, int height){
     int amount = 1;
     for(i=0; i<=height; i++){
         for(j=0; j<amount; j++){
-            float x = originX - amount/2 * renderer->texture.width  + j * renderer->texture.width;
+            float x = originX - amount/2 * renderer->texture->width  + j * renderer->texture->width;
             if(amount%2 == 1){
-                x -= renderer->texture.width/2;
+                x -= renderer->texture->width/2;
             }
-            float y = i * renderer->texture.height/4;
-            DrawTexture(renderer->texture, x, y, WHITE);
+            float y = i * renderer->texture->height/4;
+            DrawTexture(*renderer->texture, x, y, WHITE);
 
         }
         if(i < height/2){
@@ -31,6 +32,30 @@ void IsometricRendererRenderMap(IsometricRenderer *renderer, int height){
         }
 
     }
+}
+
+void IsometricRendererRenderIsometricMap(IsometricMap *map){
+
+    float originX = 0.0f;
+    float originY = 0.0f;
+
+    int i = 0;
+    int j = 0;
+    for(i=0; i < map->sizeX; i++){
+        for(j=0; j < map->sizeY; j++){
+            Vector2 *offset = IsometricMapCalcOffsetForTileAt(i,j, map->tileTextures[0].width);
+            float x = originX + offset->x;
+            float y = originY + offset->y;
+
 
+            // TODO: Komischer "Bug"
+            // map sollte ein 2-dimensionaler Array aus Tiles sein
+            // -> 2 Dimensionaler Array aus pointern
+            // wird in IsometricMapInit erzeugt
+            int textureId = (*(*map->tiles[i])[j]).textureId;
+
+            DrawTexture(map->tileTextures[textureId], x, y, WHITE);
+        }
+    }
 
 }

isometricRenderer.h

@@ -1,11 +1,14 @@
 #ifndef ISOMETRICRENDERER_H_
 #define ISOMETRICRENDERER_H_
 #include "raylib.h"
+#include "isometricMap.h"
 
 typedef struct IsometricRenderer{
-    Texture texture;
+    Texture *texture;
 } IsometricRenderer;
 
-void renderMap(int width, int height);
+void IsometricRendererDrawMap(IsometricRenderer *renderer, int height);
+
+void IsometricRendererRenderIsometricMap(IsometricMap *map);
 
 #endif

main.c

@@ -4,6 +4,7 @@
 #include "inputHandler.h"
 #include "raymath.h"
 #include "isometricRenderer.h"
+#include "isometricMap.h"
 
 int main(){
 
@@ -15,7 +16,8 @@ int main(){
     texture = LoadTexture("assets/amulet.png");
 
     Texture2D isometricTexture = LoadTexture("assets/grass.png");
-    IsometricRenderer isometricRenderer = {isometricTexture};
+    IsometricRenderer *isometricRenderer = (IsometricRenderer *) malloc(sizeof(IsometricRenderer));
+    isometricRenderer->texture = &isometricTexture;
 
     int spriteAmount = 0;
     Sprite cursorSprite = {&texture, 450, 225};
@@ -29,6 +31,8 @@ int main(){
 
     SpriteAdd(sprites, &spriteAmount, &texture, 0, 0);
 
+    IsometricMap *map = IsometricMapInit(10, 10); 
+
     SetTargetFPS(60);
     while(!WindowShouldClose()){
 
@@ -38,7 +42,9 @@ int main(){
 
         BeginMode2D(camera);
 
-        IsometricRendererRenderMap(&isometricRenderer, 50);
+        //IsometricRendererRenderMap(&isometricRenderer, 50);
+
+        IsometricRendererRenderIsometricMap(map);
 
         int i;
         //int length = sizeof(sprites)/sizeof(sprites[0]);

tile.c

@@ -0,0 +1,2 @@
+#include "tile.h"
+

tile.h

@@ -0,0 +1,11 @@
+#ifndef TILE_H_
+#define TILE_H_
+#include "raylib.h"
+
+typedef struct Tile{
+    int textureId;
+    int x;
+    int y;
+} Tile;
+
+#endif