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#include <assert.h>
#include <glfw3.h>
#include "animation.h"
#include "camera.h"
#include "core.h"
#include "loaders.h"
#include "log.h"
#include "maths.h"
#include "maths_types.h"
#include "pbr.h"
#include "render.h"
#include "render_types.h"
int main() {
double currentFrame = glfwGetTime();
double lastFrame = currentFrame;
double delta_time;
Core_Bringup("Skinned Animation", NULL);
ModelHandle handle = ModelLoad_gltf("assets/models/gltf/SimpleSkin/glTF/SimpleSkin.gltf", false);
Model* simple_skin = MODEL_GET(handle);
RenderEnt_darray* rend_ents = RenderEnt_darray_new(1);
// Okay, right here we've loaded the model. let's assert some facts
// assert(simple_skin->animations->len == 1);
// assert(simple_skin->animations->data[0].rotation != NULL);
// assert(simple_skin->animations->data[0].translation == NULL);
// assert(simple_skin->animations->data[0].scale == NULL);
// mesh* m = &simple_skin->meshes->data[0];
// assert(m->is_skinned);
// assert(m->bones->len == 2); // 1 root and 1 extra joint
// assert(false);
// model_upload_meshes(&core->renderer, simple_skin);
// scene our_scene = make_default_scene();
Vec3 cam_pos = vec3_create(1.5, 2.2, 8);
Camera cam = Camera_Create(cam_pos, VEC3_NEG_Z, VEC3_Y, deg_to_rad(45.0));
SetCamera(cam);
// Main loop
const f32 camera_lateral_speed = 0.2;
const f32 camera_zoom_speed = 0.10;
// animation
// animation_clip track = simple_skin->animations->data[0];
CASSERT(AnimationClip_darray_len(simple_skin->animations) > 0);
AnimationClip track = simple_skin->animations->data[0];
f64 total_time = 0.0;
while (!ShouldExit()) {
Frame_Begin();
currentFrame = glfwGetTime();
delta_time = currentFrame - lastFrame;
lastFrame = currentFrame;
total_time += delta_time;
// printf("delta time %f\n", deltaTime);
f64 t = fmod(total_time, track.channels->data[0].max);
INFO("Delta time %f Animation time: %f", delta_time, t);
// bone rotation
// Quat rot = animation_sample(track.rotation, t).rotation;
// m->bones->data[1].transform_components.rotation = rot;
// quat rot = quat_ident();
// Transform tf = transform_create(VEC3_ZERO, quat_ident(), 1.0);
// TODO: Drawing should still just use the PBR pipeline
Mesh* m = Mesh_Get(simple_skin->meshes[0]);
RenderEnt render_ents[1] = { (RenderEnt){ .mesh = simple_skin->meshes[0],
.material = m->material,
.armature = &m->armature,
.affine = mat4_ident(),
.flags = 0 } };
// ModelExtractRenderEnts(rend_ents, handle, mat4_translation(vec3(0, 0, 0)), 0);
// draw_skinned_model(&core->renderer, &game.camera, simple_skin, tf, &our_scene);
Animation_Tick(&track, &m->armature, t);
Render_RenderEntities(render_ents, 1);
Animation_VisualiseJoints(&m->armature);
RenderEnt_darray_clear(rend_ents);
Frame_End();
}
INFO("Shutting down");
return 0;
}
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