1/*******************************************************************************************
2*
3* raylib [models] example - Load 3d model with animations and play them
4*
5* This example has been created using raylib 2.5 (www.raylib.com)
6* raylib is licensed under an unmodified zlib/libpng license (View raylib.h for details)
7*
8* Example contributed by Culacant (@culacant) and reviewed by Ramon Santamaria (@raysan5)
9*
10* Copyright (c) 2019 Culacant (@culacant) and Ramon Santamaria (@raysan5)
11*
12********************************************************************************************
13*
14* To export a model from blender, make sure it is not posed, the vertices need to be in the
15* same position as they would be in edit mode.
16* and that the scale of your models is set to 0. Scaling can be done from the export menu.
17*
18********************************************************************************************/
19
20#include <stdlib.h>
21#include "raylib.h"
22
23int main(void)
24{
25 // Initialization
26 //--------------------------------------------------------------------------------------
27 const int screenWidth = 800;
28 const int screenHeight = 450;
29
30 InitWindow(screenWidth, screenHeight, "raylib [models] example - model animation");
31
32 // Define the camera to look into our 3d world
33 Camera camera = { 0 };
34 camera.position = (Vector3){ 10.0f, 10.0f, 10.0f }; // Camera position
35 camera.target = (Vector3){ 0.0f, 0.0f, 0.0f }; // Camera looking at point
36 camera.up = (Vector3){ 0.0f, 1.0f, 0.0f }; // Camera up vector (rotation towards target)
37 camera.fovy = 45.0f; // Camera field-of-view Y
38 camera.type = CAMERA_PERSPECTIVE; // Camera mode type
39
40 Model model = LoadModel("resources/guy/guy.iqm"); // Load the animated model mesh and basic data
41 Texture2D texture = LoadTexture("resources/guy/guytex.png"); // Load model texture and set material
42 SetMaterialTexture(&model.materials[0], MAP_DIFFUSE, texture); // Set model material map texture
43
44 Vector3 position = { 0.0f, 0.0f, 0.0f }; // Set model position
45
46 // Load animation data
47 int animsCount = 0;
48 ModelAnimation *anims = LoadModelAnimations("resources/guy/guyanim.iqm", &animsCount);
49 int animFrameCounter = 0;
50
51 SetCameraMode(camera, CAMERA_FREE); // Set free camera mode
52
53 SetTargetFPS(60); // Set our game to run at 60 frames-per-second
54 //--------------------------------------------------------------------------------------
55
56 // Main game loop
57 while (!WindowShouldClose()) // Detect window close button or ESC key
58 {
59 // Update
60 //----------------------------------------------------------------------------------
61 UpdateCamera(&camera);
62
63 // Play animation when spacebar is held down
64 if (IsKeyDown(KEY_SPACE))
65 {
66 animFrameCounter++;
67 UpdateModelAnimation(model, anims[0], animFrameCounter);
68 if (animFrameCounter >= anims[0].frameCount) animFrameCounter = 0;
69 }
70 //----------------------------------------------------------------------------------
71
72 // Draw
73 //----------------------------------------------------------------------------------
74 BeginDrawing();
75
76 ClearBackground(RAYWHITE);
77
78 BeginMode3D(camera);
79
80 DrawModelEx(model, position, (Vector3){ 1.0f, 0.0f, 0.0f }, -90.0f, (Vector3){ 1.0f, 1.0f, 1.0f }, WHITE);
81
82 for (int i = 0; i < model.boneCount; i++)
83 {
84 DrawCube(anims[0].framePoses[animFrameCounter][i].translation, 0.2f, 0.2f, 0.2f, RED);
85 }
86
87 DrawGrid(10, 1.0f); // Draw a grid
88
89 EndMode3D();
90
91 DrawText("PRESS SPACE to PLAY MODEL ANIMATION", 10, 10, 20, MAROON);
92 DrawText("(c) Guy IQM 3D model by @culacant", screenWidth - 200, screenHeight - 20, 10, GRAY);
93
94 EndDrawing();
95 //----------------------------------------------------------------------------------
96 }
97
98 // De-Initialization
99 //--------------------------------------------------------------------------------------
100 UnloadTexture(texture); // Unload texture
101
102 // Unload model animations data
103 for (int i = 0; i < animsCount; i++) UnloadModelAnimation(anims[i]);
104 RL_FREE(anims);
105
106 UnloadModel(model); // Unload model
107
108 CloseWindow(); // Close window and OpenGL context
109 //--------------------------------------------------------------------------------------
110
111 return 0;
112}
113