Update examples to raylib 2.5 -WIP-

Remove old examples

1 files changed, 163 insertions, 0 deletions

diff --git a/examples/web/models/models_obj_viewer.c b/examples/web/models/models_obj_viewer.c
new file mode 100644
index 0000000..44c9947
--- /dev/null
+++ b/examples/web/models/models_obj_viewer.c
@@ -0,0 +1,163 @@
+/*******************************************************************************************
+*
+*   raylib [models] example - OBJ models viewer
+*
+*   This example has been created using raylib 2.0 (www.raylib.com)
+*   raylib is licensed under an unmodified zlib/libpng license (View raylib.h for details)
+*
+*   Copyright (c) 2014-2019 Ramon Santamaria (@raysan5)
+*
+********************************************************************************************/
+
+#include "raylib.h"
+
+#include <string.h>        // Required for: strcpy()
+
+#if defined(PLATFORM_WEB)
+    #include <emscripten/emscripten.h>
+#endif
+
+//----------------------------------------------------------------------------------
+// Global Variables Definition
+//----------------------------------------------------------------------------------
+const int screenWidth = 800;
+const int screenHeight = 450;
+
+// NOTE: Textures MUST be loaded after Window initialization (OpenGL context is required)
+
+Camera camera = { 0 };
+
+Model model = { 0 };
+Texture2D texture = { 0 };
+
+Vector3 position = { 0.0f, 0.0f, 0.0f };
+BoundingBox bounds = { 0 };
+bool selected = false;              // Selected object flag
+
+char objFilename[64] = "turret.obj";
+
+//----------------------------------------------------------------------------------
+// Module Functions Declaration
+//----------------------------------------------------------------------------------
+void UpdateDrawFrame(void);     // Update and Draw one frame
+
+//----------------------------------------------------------------------------------
+// Program Main Entry Point
+//----------------------------------------------------------------------------------
+int main()
+{
+    // Initialization
+    //--------------------------------------------------------------------------------------
+    InitWindow(screenWidth, screenHeight, "raylib example - obj viewer");
+
+    // Define the camera to look into our 3d world
+    camera = (Camera){{ 30.0f, 30.0f, 30.0f }, { 0.0f, 10.0f, 0.0f }, { 0.0f, 1.0f, 0.0f }, 45.0f, 0 };
+
+    model = LoadModel("resources/models/turret.obj");               // Load default model obj
+    texture = LoadTexture("resources/models/turret_diffuse.png");   // Load default model texture
+    model.materials[0].maps[MAP_DIFFUSE].texture = texture;         // Bind texture to model
+
+    bounds = MeshBoundingBox(model.meshes[0]);  // Set model bounds
+
+    SetCameraMode(camera, CAMERA_FREE);         // Set a free camera mode
+
+#if defined(PLATFORM_WEB)
+    emscripten_set_main_loop(UpdateDrawFrame, 0, 1);
+#else
+    SetTargetFPS(60);               // Set our game to run at 60 frames-per-second
+    //--------------------------------------------------------------------------------------
+    
+    // Main game loop
+    while (!WindowShouldClose())    // Detect window close button or ESC key
+    {
+        UpdateDrawFrame();
+    }
+#endif
+
+    // De-Initialization
+    //--------------------------------------------------------------------------------------
+    UnloadModel(model);         // Unload model
+
+    ClearDroppedFiles();        // Clear internal buffers
+
+    CloseWindow();              // Close window and OpenGL context
+    //--------------------------------------------------------------------------------------
+
+    return 0;
+}
+
+//----------------------------------------------------------------------------------
+// Module Functions Definition
+//----------------------------------------------------------------------------------
+void UpdateDrawFrame(void)
+{
+    // Update
+    //----------------------------------------------------------------------------------
+    if (IsFileDropped())
+    {
+        int count = 0;
+        char **droppedFiles = GetDroppedFiles(&count);
+
+        if (count == 1)
+        {
+            if (IsFileExtension(droppedFiles[0], ".obj"))
+            {
+                for (int i = 0; i < model.meshCount; i++) UnloadMesh(&model.meshes[i]);
+                model.meshes = LoadMeshes(droppedFiles[0], &model.meshCount);
+                bounds = MeshBoundingBox(model.meshes[0]);
+            }
+            else if (IsFileExtension(droppedFiles[0], ".png"))
+            {
+                UnloadTexture(texture);
+                texture = LoadTexture(droppedFiles[0]);
+                model.materials[0].maps[MAP_DIFFUSE].texture = texture;
+            }
+
+            strcpy(objFilename, GetFileName(droppedFiles[0]));
+        }
+
+        ClearDroppedFiles();    // Clear internal buffers
+    }
+
+    UpdateCamera(&camera);
+
+    // Select model on mouse click
+    if (IsMouseButtonPressed(MOUSE_LEFT_BUTTON))
+    {
+        // Check collision between ray and box
+        if (CheckCollisionRayBox(GetMouseRay(GetMousePosition(), camera), bounds)) selected = !selected;
+        else selected = false;
+    }
+    //----------------------------------------------------------------------------------
+
+    // Draw
+    //----------------------------------------------------------------------------------
+    BeginDrawing();
+
+        ClearBackground(RAYWHITE);
+
+        BeginMode3D(camera);
+
+            DrawModel(model, position, 1.0f, WHITE);   // Draw 3d model with texture
+
+            DrawGrid(20.0, 10.0);        // Draw a grid
+
+            if (selected) DrawBoundingBox(bounds, GREEN);
+
+        EndMode3D();
+
+        DrawText("Free camera default controls:", 10, 20, 10, DARKGRAY);
+        DrawText("- Mouse Wheel to Zoom in-out", 20, 40, 10, GRAY);
+        DrawText("- Mouse Wheel Pressed to Pan", 20, 60, 10, GRAY);
+        DrawText("- Alt + Mouse Wheel Pressed to Rotate", 20, 80, 10, GRAY);
+        DrawText("- Alt + Ctrl + Mouse Wheel Pressed for Smooth Zoom", 20, 100, 10, GRAY);
+
+        DrawText("Drag & drop .obj/.png to load mesh/texture.", 10, GetScreenHeight() - 20, 10, DARKGRAY);
+        DrawText(FormatText("Current file: %s", objFilename), 250, GetScreenHeight() - 20, 10, GRAY);
+        if (selected) DrawText("MODEL SELECTED", GetScreenWidth() - 110, 10, 10, GREEN);
+
+        DrawText("(c) Turret 3D model by Alberto Cano", screenWidth - 200, screenHeight - 20, 10, GRAY);
+
+    EndDrawing();
+    //----------------------------------------------------------------------------------
+}