diff options
Diffstat (limited to 'deps/raylib/examples/models/models_heightmap.c')
| -rw-r--r-- | deps/raylib/examples/models/models_heightmap.c | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/deps/raylib/examples/models/models_heightmap.c b/deps/raylib/examples/models/models_heightmap.c new file mode 100644 index 0000000..d59e828 --- /dev/null +++ b/deps/raylib/examples/models/models_heightmap.c @@ -0,0 +1,90 @@ +/******************************************************************************************* +* +* raylib [models] example - Heightmap loading and drawing +* +* Example originally created with raylib 1.8, last time updated with raylib 3.5 +* +* Example licensed under an unmodified zlib/libpng license, which is an OSI-certified, +* BSD-like license that allows static linking with closed source software +* +* Copyright (c) 2015-2024 Ramon Santamaria (@raysan5) +* +********************************************************************************************/ + +#include "raylib.h" + +//------------------------------------------------------------------------------------ +// Program main entry point +//------------------------------------------------------------------------------------ +int main(void) +{ + // Initialization + //-------------------------------------------------------------------------------------- + const int screenWidth = 800; + const int screenHeight = 450; + + InitWindow(screenWidth, screenHeight, "raylib [models] example - heightmap loading and drawing"); + + // Define our custom camera to look into our 3d world + Camera camera = { 0 }; + camera.position = (Vector3){ 18.0f, 21.0f, 18.0f }; // Camera position + camera.target = (Vector3){ 0.0f, 0.0f, 0.0f }; // Camera looking at point + camera.up = (Vector3){ 0.0f, 1.0f, 0.0f }; // Camera up vector (rotation towards target) + camera.fovy = 45.0f; // Camera field-of-view Y + camera.projection = CAMERA_PERSPECTIVE; // Camera projection type + + Image image = LoadImage("resources/heightmap.png"); // Load heightmap image (RAM) + Texture2D texture = LoadTextureFromImage(image); // Convert image to texture (VRAM) + + Mesh mesh = GenMeshHeightmap(image, (Vector3){ 16, 8, 16 }); // Generate heightmap mesh (RAM and VRAM) + Model model = LoadModelFromMesh(mesh); // Load model from generated mesh + + model.materials[0].maps[MATERIAL_MAP_DIFFUSE].texture = texture; // Set map diffuse texture + Vector3 mapPosition = { -8.0f, 0.0f, -8.0f }; // Define model position + + UnloadImage(image); // Unload heightmap image from RAM, already uploaded to VRAM + + SetTargetFPS(60); // Set our game to run at 60 frames-per-second + //-------------------------------------------------------------------------------------- + + // Main game loop + while (!WindowShouldClose()) // Detect window close button or ESC key + { + // Update + //---------------------------------------------------------------------------------- + UpdateCamera(&camera, CAMERA_ORBITAL); + //---------------------------------------------------------------------------------- + + // Draw + //---------------------------------------------------------------------------------- + BeginDrawing(); + + ClearBackground(RAYWHITE); + + BeginMode3D(camera); + + DrawModel(model, mapPosition, 1.0f, RED); + + DrawGrid(20, 1.0f); + + EndMode3D(); + + DrawTexture(texture, screenWidth - texture.width - 20, 20, WHITE); + DrawRectangleLines(screenWidth - texture.width - 20, 20, texture.width, texture.height, GREEN); + + DrawFPS(10, 10); + + EndDrawing(); + //---------------------------------------------------------------------------------- + } + + // De-Initialization + //-------------------------------------------------------------------------------------- + UnloadTexture(texture); // Unload texture + UnloadModel(model); // Unload model + + CloseWindow(); // Close window and OpenGL context + //-------------------------------------------------------------------------------------- + + return 0; +}
\ No newline at end of file |