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Diffstat (limited to 'examples/models_heightmap.lua')
| -rw-r--r-- | examples/models_heightmap.lua | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/examples/models_heightmap.lua b/examples/models_heightmap.lua new file mode 100644 index 00000000..f78e3af5 --- /dev/null +++ b/examples/models_heightmap.lua @@ -0,0 +1,73 @@ +------------------------------------------------------------------------------------------- +-- +-- raylib [models] example - Heightmap loading and drawing +-- +-- This example has been created using raylib 1.6 (www.raylib.com) +-- raylib is licensed under an unmodified zlib/libpng license (View raylib.h for details) +-- +-- Copyright (c) 2014-2016 Ramon Santamaria (@raysan5) +-- +------------------------------------------------------------------------------------------- + +-- Initialization +------------------------------------------------------------------------------------------- +local screenWidth = 800 +local screenHeight = 450 + +InitWindow(screenWidth, screenHeight, "raylib [models] example - heightmap loading and drawing") + +-- Define our custom camera to look into our 3d world +local camera = Camera(Vector3(18.0, 16.0, 18.0), Vector3(0.0, 0.0, 0.0), Vector3(0.0, 1.0, 0.0), 45.0) + +local image = LoadImage("resources/heightmap.png") -- Load heightmap image (RAM) +local texture = LoadTextureFromImage(image) -- Convert image to texture (VRAM) +local map = LoadHeightmap(image, Vector3(16, 8, 16) -- Load heightmap model with defined size +map.material.texDiffuse = texture -- Set map diffuse texture +local mapPosition = Vector3(-8.0, 0.0, -8.0) -- Set model position (depends on model scaling!) + +UnloadImage(image) -- Unload heightmap image from RAM, already uploaded to VRAM + +SetCameraMode(CAMERA.ORBITAL) -- Set an orbital camera mode +SetCameraPosition(camera.position) -- Set internal camera position to match our custom camera position + +SetTargetFPS(60) -- Set our game to run at 60 frames-per-second +---------------------------------------------------------------------------------------- + +-- Main game loop +while not WindowShouldClose() do -- Detect window close button or ESC key + -- Update + --------------------------------------------------------------------------------------- + UpdateCamera(&camera) -- Update internal camera and our camera + --------------------------------------------------------------------------------------- + + -- Draw + --------------------------------------------------------------------------------------- + BeginDrawing() + + ClearBackground(RAYWHITE) + + Begin3dMode(camera) + + -- NOTE: Model is scaled to 1/4 of its original size (128x128 units) + DrawModel(map, mapPosition, 1.0, RED) + + DrawGrid(20, 1.0) + + End3dMode() + + DrawTexture(texture, screenWidth - texture.width - 20, 20, WHITE) + DrawRectangleLines(screenWidth - texture.width - 20, 20, texture.width, texture.height, GREEN) + + DrawFPS(10, 10) + + EndDrawing() + --------------------------------------------------------------------------------------- +end + +-- De-Initialization +------------------------------------------------------------------------------------------- +UnloadTexture(texture) -- Unload texture +UnloadModel(map) -- Unload model + +CloseWindow() -- Close window and OpenGL context +-------------------------------------------------------------------------------------------
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