archivemuh

archive/dusksdl2/display/overworld/CMakeLists.txt

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+# Copyright (c) 2025 Dominic Masters
+#
+# This software is released under the MIT License.
+# https://opensource.org/licenses/MIT
+
+# Sources
+target_sources(${DUSK_TARGET_NAME}
+  PRIVATE
+    renderoverworld.c
+)

archive/dusksdl2/display/overworld/renderoverworld.c

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+/**
+ * Copyright (c) 2025 Dominic Masters
+ * 
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#include "renderoverworld.h"
+#include "util/memory.h"
+#include "assert/assert.h"
+#include "display/camera/camera.h"
+#include "entity/entity.h"
+#include "display/spritebatch/spritebatch.h"
+
+renderoverworld_t RENDER_OVERWORLD;
+
+void renderOverworldInit(void) {
+  memoryZero(&RENDER_OVERWORLD, sizeof(RENDER_OVERWORLD));
+
+  for(uint8_t i = 0; i < CHUNK_MAP_COUNT; i++) {
+    renderchunk_t *chunk = &RENDER_OVERWORLD.chunks[i];
+
+    meshInit(
+      &chunk->meshBase,
+      GL_TRIANGLES,
+      CHUNK_TILE_COUNT * QUAD_VERTEX_COUNT,
+      chunk->verticesBase
+    );
+
+    meshInit(
+      &chunk->meshBaseOverlay,
+      GL_TRIANGLES,
+      CHUNK_TILE_COUNT,
+      chunk->verticesBaseOverlay
+    );
+  }
+}
+
+void renderOverworldDraw(void) {
+  cameraOverworldPush();
+
+  for(uint8_t i = 0; i < CHUNK_MAP_COUNT; i++) {
+    renderchunk_t *chunk = &RENDER_OVERWORLD.chunks[i];
+    meshDraw(&chunk->meshBase, -1, -1);
+  }
+
+  for(uint8_t i = 0; i < ENTITY_COUNT_MAX; i++) {
+    entity_t *entity = &ENTITIES[i];
+    if(entity->type == ENTITY_TYPE_NULL) continue;
+
+    float_t x = (entity->x * TILE_WIDTH_HEIGHT) + entity->subX;
+    float_t y = (entity->y * TILE_WIDTH_HEIGHT) + entity->subY;
+
+    // Draw the entity
+    spriteBatchPush(
+      NULL,
+      x, y,
+      x + TILE_WIDTH_HEIGHT, y + TILE_WIDTH_HEIGHT,
+      0xFF, 0x00, 0xFF, 0XFF,
+      0.0f, 0.0f, 1.0f, 1.0f
+    );
+  }
+
+  spriteBatchFlush();
+  cameraOverworldPop();
+}
+
+void renderChunkUpdated(chunk_t *chunk) {
+  uint8_t r, g, b;
+  assertNotNull(chunk, "Chunk pointer is null");
+
+  int32_t chunkIndex = chunk - CHUNK_MAP.chunks;
+  assertTrue(
+    chunkIndex >= 0 && chunkIndex < CHUNK_MAP_COUNT,
+    "Chunk index out of bounds"
+  );
+
+  for(uint32_t i = 0; i < CHUNK_TILE_COUNT; i++) {
+    tile_t base = chunk->tilesBase[i];
+    tile_t overlay = chunk->tilesBaseOverlay[i];
+
+    float_t posX = (i % CHUNK_WIDTH) + (chunk->x * CHUNK_WIDTH);
+    float_t posY = (i / CHUNK_WIDTH) + (chunk->y * CHUNK_HEIGHT);
+
+    switch(base) {
+      case 0:
+        r = 0; g = 0; b = 0; // Black for empty
+        break;
+      case 1:
+        r = 34; g = 139; b = 34; // Forest Green
+        break;
+      case 2:
+        r = 0; g = 191; b = 255; // Deep Sky Blue
+        break;
+      case 3:
+        r = 139; g = 69; b = 19; // Saddle Brown
+        break;
+      case 4:
+        r = 255; g = 255; b = 0; // Yellow
+        break;
+      default:
+        r = 255; g = 20; b = 147; // Pink for unknown
+        break;
+    }
+    
+    quadBuffer(
+      &RENDER_OVERWORLD.chunks[chunkIndex].verticesBase[i * QUAD_VERTEX_COUNT],
+      posX * TILE_WIDTH_HEIGHT,
+      posY * TILE_WIDTH_HEIGHT,
+      (posX + 1) * TILE_WIDTH_HEIGHT,
+      (posY + 1) * TILE_WIDTH_HEIGHT,
+      r, g, b, 255,
+      0, 0, 1, 1
+    );
+  }
+}
+
+void renderOverworldDispose(void) {
+  // Clean up overworld rendering resources here
+  for(uint8_t i = 0; i < CHUNK_MAP_COUNT; i++) {
+    renderchunk_t *chunk = &RENDER_OVERWORLD.chunks[i];
+    meshDispose(&chunk->meshBase);
+    meshDispose(&chunk->meshBaseOverlay);
+  }
+}

archive/dusksdl2/display/overworld/renderoverworld.h

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+/**
+ * Copyright (c) 2025 Dominic Masters
+ * 
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#pragma once
+#include "world/chunk.h"
+#include "display/mesh/quad.h"
+
+typedef struct {
+  mesh_t meshBase;
+  meshvertex_t verticesBase[CHUNK_TILE_COUNT * QUAD_VERTEX_COUNT];
+  
+  mesh_t meshBaseOverlay;
+  meshvertex_t verticesBaseOverlay[CHUNK_TILE_COUNT];
+} renderchunk_t;
+
+typedef struct {
+  renderchunk_t chunks[CHUNK_MAP_COUNT];
+} renderoverworld_t;
+
+extern renderoverworld_t RENDER_OVERWORLD;
+
+/**
+ * Initializes the render overworld.
+ */
+void renderOverworldInit(void);
+
+/**
+ * Draws the render overworld.
+ */
+void renderOverworldDraw(void);
+
+/**
+ * Disposes of the render overworld.
+ */
+void renderOverworldDispose(void);