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Fixed issue with physics timestep

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dev
Shariq Shah 8 years ago
parent 9b8bc3f241
commit b2874e5786
11 changed files with 2285 additions and 1774 deletions
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  1. 5
      README.md
  2. 455
      assets/test_scene.symtres
  3. 1
      build/genie.lua
  4. BIN
      lib/windows/ode/ode_doubled.dll
  5. BIN
      lib/windows/ode/ode_doubled.pdb
  6. 2
      src/common/common.h
  7. 2
      src/game/main.c
  8. 97
      src/game/physics.c
  9. 6
      src/libsymmetry/entity.c
  10. 2
      src/libsymmetry/entity.h
  11. 25
      src/libsymmetry/game.c

5
README.md
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@ -155,10 +155,11 @@
- ## TODO - ## TODO
- Trimesh support - Proper physics time-step and speed
- Fix lights type not being correctly saved/loaded from file
- Physics Trimesh support
- Debug physics mesh drawing - Debug physics mesh drawing
- Serializing/Deserializing physics data - Serializing/Deserializing physics data
- Proper physics time-step and speed
- Storing entity reference/id in rigidbody - Storing entity reference/id in rigidbody
- Storing rigidbody in entity - Storing rigidbody in entity
- Expose complete physics api with forces/joints etc - Expose complete physics api with forces/joints etc

455
assets/test_scene.symtres
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@ -0,0 +1,455 @@
Entity
{
type : 2
scale : 1.000 1.000 1.000
rotation : 0.000 0.000 0.000 1.000
is_listener : false
position : 0.000 0.000 0.000
parent : NONE
name : ROOT
renderable : false
}
Entity
{
type : 3
scale : 1.000 1.000 1.000
fov : 60.0000
rotation : 0.000 0.000 0.000 1.000
zoom : 1.0000
fbo_has_render_tex : true
resizeable : true
nearz : 0.1000
is_listener : false
position : 10.000 5.000 100.000
farz : 1000.0000
fbo_height : 720
parent : ROOT
ortho : false
fbo_width : 1280
fbo_has_depth_tex : true
name : player
renderable : false
has_fbo : true
clear_color : 0.300 0.600 0.900 1.000
}
Entity
{
type : 5
scale : 1.000 1.000 1.000
material : Blinn_Phong
rotation : 0.000 0.000 0.000 1.000
geometry : default.pamesh
is_listener : false
position : 0.000 50.000 0.000
parent : ROOT
name : Model_Entity
renderable : true
}
Entity
{
type : 5
scale : 400.000 2.000 400.000
material : Blinn_Phong
rotation : 0.000 0.000 0.000 1.000
geometry : default.pamesh
is_listener : false
position : 0.000 0.000 0.000
parent : ROOT
name : Ground
renderable : true
}
Entity
{
type : 4
scale : 1.000 1.000 1.000
inner_angle : 0.3491
falloff : 1.5000
light_type : 2
depth_bias : 0.0005
rotation : 0.000 0.000 0.000 1.000
cast_shadow : false
intensity : 1.0000
color : 0.500 0.500 0.167
radius : 20.0000
is_listener : false
position : 40.000 0.000 120.000
outer_angle : 0.5236
parent : ROOT
name : Light_Ent
pcf_enabled : false
renderable : false
valid : true
}
Entity
{
type : 4
scale : 1.000 1.000 1.000
inner_angle : 0.3491
falloff : 1.5000
light_type : 2
depth_bias : 0.0005
rotation : 0.000 0.000 0.000 1.000
cast_shadow : false
intensity : 1.0000
color : 0.111 0.333 0.250
radius : 20.0000
is_listener : false
position : 180.000 0.000 80.000
outer_angle : 0.5236
parent : ROOT
name : Light_Ent
pcf_enabled : false
renderable : false
valid : true
}
Entity
{
type : 4
scale : 1.000 1.000 1.000
inner_angle : 0.3491
falloff : 1.5000
light_type : 2
depth_bias : 0.0005
rotation : 0.000 0.000 0.000 1.000
cast_shadow : false
intensity : 1.0000
color : 0.200 0.111 0.125
radius : 20.0000
is_listener : false
position : 100.000 0.000 160.000
outer_angle : 0.5236
parent : ROOT
name : Light_Ent
pcf_enabled : false
renderable : false
valid : true
}
Entity
{
type : 4
scale : 1.000 1.000 1.000
inner_angle : 0.3491
falloff : 1.5000
light_type : 2
depth_bias : 0.0005
rotation : 0.000 0.000 0.000 1.000
cast_shadow : false
intensity : 1.0000
color : 0.500 0.167 0.100
radius : 20.0000
is_listener : false
position : 40.000 0.000 200.000
outer_angle : 0.5236
parent : ROOT
name : Light_Ent
pcf_enabled : false
renderable : false
valid : true
}
Entity
{
type : 4
scale : 1.000 1.000 1.000
inner_angle : 0.3491
falloff : 1.5000
light_type : 2
depth_bias : 0.0005
rotation : 0.000 0.000 0.000 1.000
cast_shadow : false
intensity : 1.0000
color : 1.000 1.000 0.111
radius : 20.0000
is_listener : false
position : 20.000 0.000 180.000
outer_angle : 0.5236
parent : ROOT
name : Light_Ent
pcf_enabled : false
renderable : false
valid : true
}
Entity
{
type : 4
scale : 1.000 1.000 1.000
inner_angle : 0.3491
falloff : 1.5000
light_type : 2
depth_bias : 0.0005
rotation : 0.000 0.000 0.000 1.000
cast_shadow : false
intensity : 1.0000
color : 0.167 0.125 1.000
radius : 20.0000
is_listener : false
position : 120.000 0.000 20.000
outer_angle : 0.5236
parent : ROOT
name : Light_Ent
pcf_enabled : false
renderable : false
valid : true
}
Entity
{
type : 4
scale : 1.000 1.000 1.000
inner_angle : 0.3491
falloff : 1.5000
light_type : 2
depth_bias : 0.0005
rotation : 0.000 0.000 0.000 1.000
cast_shadow : false
intensity : 1.0000
color : 1.000 1.000 0.333
radius : 20.0000
is_listener : false
position : 20.000 0.000 60.000
outer_angle : 0.5236
parent : ROOT
name : Light_Ent
pcf_enabled : false
renderable : false
valid : true
}
Entity
{
type : 4
scale : 1.000 1.000 1.000
inner_angle : 0.3491
falloff : 1.5000
light_type : 2
depth_bias : 0.0005
rotation : 0.000 0.000 0.000 1.000
cast_shadow : false
intensity : 1.0000
color : 0.143 0.167 0.200
radius : 20.0000
is_listener : false
position : 140.000 0.000 100.000
outer_angle : 0.5236
parent : ROOT
name : Light_Ent
pcf_enabled : false
renderable : false
valid : true
}
Entity
{
type : 4
scale : 1.000 1.000 1.000
inner_angle : 0.3491
falloff : 1.5000
light_type : 2
depth_bias : 0.0005
rotation : 0.000 0.000 0.000 1.000
cast_shadow : false
intensity : 1.0000
color : 0.167 0.333 0.167
radius : 20.0000
is_listener : false
position : 120.000 0.000 120.000
outer_angle : 0.5236
parent : ROOT
name : Light_Ent
pcf_enabled : false
renderable : false
valid : true
}
Entity
{
type : 4
scale : 1.000 1.000 1.000
inner_angle : 0.3491
falloff : 1.5000
light_type : 2
depth_bias : 0.0005
rotation : 0.000 0.000 0.000 1.000
cast_shadow : false
intensity : 1.0000
color : 0.125 0.250 0.100
radius : 20.0000
is_listener : false
position : 160.000 0.000 200.000
outer_angle : 0.5236
parent : ROOT
name : Light_Ent
pcf_enabled : false
renderable : false
valid : true
}
Entity
{
type : 5
scale : 1.000 1.000 1.000
material : Blinn_Phong
rotation : 0.000 0.000 0.000 1.000
geometry : default.pamesh
is_listener : false
position : 9.000 0.000 3.000
parent : Model_Entity
name : Suzanne
renderable : true
}
Entity
{
type : 5
scale : 1.000 1.000 1.000
material : Blinn_Phong
rotation : 0.000 0.000 0.000 1.000
geometry : default.pamesh
is_listener : false
position : 3.000 0.000 4.000
parent : Model_Entity
name : Suzanne
renderable : true
}
Entity
{
type : 5
scale : 1.000 1.000 1.000
material : Blinn_Phong
rotation : 0.000 0.000 0.000 1.000
geometry : default.pamesh
is_listener : false
position : 9.000 0.000 5.000
parent : Model_Entity
name : Suzanne
renderable : true
}
Entity
{
type : 5
scale : 1.000 1.000 1.000
material : Blinn_Phong
rotation : 0.000 0.000 0.000 1.000
geometry : default.pamesh
is_listener : false
position : 9.000 0.000 6.000
parent : Model_Entity
name : Suzanne
renderable : true
}
Entity
{
type : 5
scale : 1.000 1.000 1.000
material : Blinn_Phong
rotation : 0.000 0.000 0.000 1.000
geometry : default.pamesh
is_listener : false
position : 10.000 0.000 1.000
parent : Model_Entity
name : Suzanne
renderable : true
}
Entity
{
type : 5
scale : 1.000 1.000 1.000
material : Blinn_Phong
rotation : 0.000 0.000 0.000 1.000
geometry : default.pamesh
is_listener : false
position : 9.000 0.000 8.000
parent : Model_Entity
name : Suzanne
renderable : true
}
Entity
{
type : 5
scale : 1.000 1.000 1.000
material : Blinn_Phong
rotation : 0.000 0.000 0.000 1.000
geometry : default.pamesh
is_listener : false
position : 4.000 0.000 4.000
parent : Model_Entity
name : Suzanne
renderable : true
}
Entity
{
type : 5
scale : 1.000 1.000 1.000
material : Blinn_Phong
rotation : 0.000 0.000 0.000 1.000
geometry : default.pamesh
is_listener : false
position : 6.000 0.000 1.000
parent : Model_Entity
name : Suzanne
renderable : true
}
Entity
{
type : 5
scale : 1.000 1.000 1.000
material : Blinn_Phong
rotation : 0.000 0.000 0.000 1.000
geometry : default.pamesh
is_listener : false
position : 10.000 0.000 5.000
parent : Model_Entity
name : Suzanne
renderable : true
}
Entity
{
type : 5
scale : 1.000 1.000 1.000
material : Blinn_Phong
rotation : 0.000 0.000 0.000 1.000
geometry : default.pamesh
is_listener : false
position : 6.000 0.000 9.000
parent : Model_Entity
name : Suzanne
renderable : true
}
Entity
{
type : 6
scale : 1.000 1.000 1.000
volume : 0.5000
rolloff_factor : 0.9500
rotation : 0.000 0.000 0.000 1.000
loop : true
sound_min_distance : 1.0000
playing : true
is_listener : false
position : 0.000 0.000 0.000
source_filename : sounds/teh_beatz.wav
parent : Suzanne
sound_type : 0
sound_max_distance : 10.0000
name : Sound_Ent
sound_attenuation_type : 1
renderable : false
}

1
build/genie.lua
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@ -104,6 +104,7 @@ solution "Symmetry"
"copy ..\\..\\lib\\windows\\sdl2\\SDL2.dll debug\\ /Y", "copy ..\\..\\lib\\windows\\sdl2\\SDL2.dll debug\\ /Y",
"copy ..\\..\\lib\\windows\\soloud\\soloud_x64_d.dll debug\\ /Y", "copy ..\\..\\lib\\windows\\soloud\\soloud_x64_d.dll debug\\ /Y",
"copy ..\\..\\lib\\windows\\ode\\ode_doubled.dll debug\\ /Y", "copy ..\\..\\lib\\windows\\ode\\ode_doubled.dll debug\\ /Y",
"copy ..\\..\\lib\\windows\\ode\\ode_doubled.pdb debug\\ /Y",
"rmdir debug\\assets", "rmdir debug\\assets",
"mklink /D debug\\assets ..\\..\\..\\assets" "mklink /D debug\\assets ..\\..\\..\\assets"
} }

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lib/windows/ode/ode_doubled.dll
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lib/windows/ode/ode_doubled.pdb
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2
src/common/common.h
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@ -66,6 +66,8 @@ struct Physics_Api
Rigidbody (*box_create)(float length, float width, float height); Rigidbody (*box_create)(float length, float width, float height);
void (*body_set_moved_callback)(Rigidbody body, RigidbodyMoveCB callback); void (*body_set_moved_callback)(Rigidbody body, RigidbodyMoveCB callback);
void (*body_kinematic_set)(Rigidbody body); void (*body_kinematic_set)(Rigidbody body);
void (*body_mass_set)(Rigidbody body, float mass);
float (*body_mass_get)(Rigidbody body);
}; };
struct Sound_Api struct Sound_Api

2
src/game/main.c
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@ -132,6 +132,8 @@ int main(int argc, char** args)
.body_rotation_set = &physics_body_rotation_set, .body_rotation_set = &physics_body_rotation_set,
.body_rotation_get = &physics_body_rotation_get, .body_rotation_get = &physics_body_rotation_get,
.body_kinematic_set = &physics_body_kinematic_set, .body_kinematic_set = &physics_body_kinematic_set,
.body_mass_set = &physics_body_mass_set,
.body_mass_get = &physics_body_mass_get,
.body_set_moved_callback = &physics_body_set_moved_callback, .body_set_moved_callback = &physics_body_set_moved_callback,
.plane_create = &physics_plane_create, .plane_create = &physics_plane_create,
.box_create = &physics_box_create .box_create = &physics_box_create

97
src/game/physics.c
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@ -34,7 +34,15 @@ void physics_init(void)
log_message("Physics world created"); log_message("Physics world created");
Physics.space = dHashSpaceCreate(0); Physics.space = dHashSpaceCreate(0);
Physics.contact_group = dJointGroupCreate(0); Physics.contact_group = dJointGroupCreate(0);
Physics.step_size = 0.16; Physics.step_size = 0.016;
dWorldSetCFM(Physics.world,1e-5);
dWorldSetAutoDisableFlag(Physics.world, 1);
dWorldSetLinearDamping( Physics.world, 0.00001);
dWorldSetAngularDamping( Physics.world, 0.005);
dWorldSetMaxAngularSpeed( Physics.world, 200);
dWorldSetContactMaxCorrectingVel( Physics.world,0.1);
dWorldSetContactSurfaceLayer( Physics.world,0.001);
} }
} }
@ -52,11 +60,19 @@ void physics_cleanup(void)
void physics_step(float delta_time) void physics_step(float delta_time)
{ {
//if(delta_time <= 0.f) delta_time = Physics.step_size;
//dSpaceCollide(Physics.space, NULL, physics_near_callback);
//dWorldQuickStep(Physics.world, delta_time);
////dWorldStep(Physics.world, Physics.step_size);
//dJointGroupEmpty(Physics.contact_group);
int steps = (int)ceilf(delta_time / Physics.step_size); int steps = (int)ceilf(delta_time / Physics.step_size);
//log_message("Num steps : %d", steps);
for(int i = 0; i < steps; i++) for(int i = 0; i < steps; i++)
{ {
dSpaceCollide(Physics.space, NULL, physics_near_callback); dSpaceCollide(Physics.space, NULL, physics_near_callback);
dWorldQuickStep(Physics.world, Physics.step_size); dWorldQuickStep(Physics.world, Physics.step_size);
//dWorldStep(Physics.world, Physics.step_size);
dJointGroupEmpty(Physics.contact_group); dJointGroupEmpty(Physics.contact_group);
} }
} }
@ -116,39 +132,59 @@ void physics_near_callback(void* data, dGeomID o1, dGeomID o2)
assert(o1); assert(o1);
assert(o2); assert(o2);
if(dGeomIsSpace(o1) || dGeomIsSpace(o2)) //if(dGeomIsSpace(o1) || dGeomIsSpace(o2))
{ //{
fprintf(stderr, "testing space %p %p\n", (void*)o1, (void*)o2); // fprintf(stderr, "testing space %p %p\n", (void*)o1, (void*)o2);
// colliding a space with something // // colliding a space with something
dSpaceCollide2(o1, o2, data, &physics_near_callback); // dSpaceCollide2(o1, o2, data, &physics_near_callback);
// Note we do not want to test intersections within a space, // // Note we do not want to test intersections within a space,
// only between spaces. // // only between spaces.
return; // return;
} //}
// fprintf(stderr,"testing geoms %p %p\n", o1, o2); // fprintf(stderr,"testing geoms %p %p\n", o1, o2);
const int N = 32; // exit without doing anything if the two bodies are connected by a joint
dContact contact[32]; dBodyID b1 = dGeomGetBody(o1);
int n = dCollide(o1, o2, N, &(contact[0].geom), sizeof(dContact)); dBodyID b2 = dGeomGetBody(o2);
if (b1 && b2 && dAreConnectedExcluding(b1,b2,dJointTypeContact))
return;
if(o1 == o2)
log_message("same body!");
#define MAX_CONTACTS 8
dContact contact[MAX_CONTACTS];
for (int i = 0; i < MAX_CONTACTS; i++)
{
//contact[i].surface.mode = dContactBounce | dContactSoftCFM;
contact[i].surface.mode = dContactBounce | dContactSoftCFM;
contact[i].surface.mu = dInfinity;
contact[i].surface.mu2 = 0;
contact[i].surface.bounce = 0.1;
contact[i].surface.bounce_vel = 0.1;
contact[i].surface.soft_cfm = 0.01;
}
int n = dCollide(o1, o2, MAX_CONTACTS, &(contact[0].geom), sizeof(dContact));
if(n > 0) if(n > 0)
{ {
for(int i = 0; i<n; i++) log_message("Collision!");
for(int i = 0; i < n; i++)
{ {
// Paranoia <-- not working for some people, temporarily removed for 0.6 //contact[i].surface.slip1 = 0.7;
//dIASSERT(dVALIDVEC3(contact[i].geom.pos)); //contact[i].surface.slip2 = 0.7;
//dIASSERT(dVALIDVEC3(contact[i].geom.normal)); //contact[i].surface.mode = dContactSoftERP | dContactSoftCFM | dContactApprox1 | dContactSlip1 | dContactSlip2;
//dIASSERT(!dIsNan(contact[i].geom.depth)); //contact[i].surface.mu = 50.0; // was: dInfinity
contact[i].surface.slip1 = 0.7; //contact[i].surface.soft_erp = 0.96;
contact[i].surface.slip2 = 0.7; //contact[i].surface.soft_cfm = 0.04;
contact[i].surface.mode = dContactSoftERP | dContactSoftCFM | dContactApprox1 | dContactSlip1 | dContactSlip2;
contact[i].surface.mu = 50.0; // was: dInfinity
contact[i].surface.soft_erp = 0.96;
contact[i].surface.soft_cfm = 0.04;
dJointID c = dJointCreateContact(Physics.world, Physics.contact_group, &contact[i]); dJointID c = dJointCreateContact(Physics.world, Physics.contact_group, &contact[i]);
dJointAttach(c, dJointAttach(c, b1, b2);
dGeomGetBody(contact[i].geom.g1), /*dGeomGetBody(contact[i].geom.g1),
dGeomGetBody(contact[i].geom.g2)); dGeomGetBody(contact[i].geom.g2));*/
} }
} }
} }
@ -167,6 +203,9 @@ Rigidbody physics_box_create(float length, float width, float height)
dGeomID box = dCreateBox(Physics.space, length, height, width); dGeomID box = dCreateBox(Physics.space, length, height, width);
dBodyID body = dBodyCreate(Physics.world); dBodyID body = dBodyCreate(Physics.world);
dGeomSetBody(box, body); dGeomSetBody(box, body);
dBodySetAngularVel(body, 0, 0, 0);
dBodySetLinearVel(body, 0, 0, 0);
dBodySetTorque(body, 0, 0, 0);
return body; return body;
} }
@ -182,7 +221,9 @@ float physics_body_mass_get(Rigidbody body)
void physics_body_mass_set(Rigidbody body, float mass) void physics_body_mass_set(Rigidbody body, float mass)
{ {
/*dMass dmass;
dMassAdjust(&dmass, mass);
dBodySetMass(body, &dmass);*/
} }
void physics_body_kinematic_set(Rigidbody body) void physics_body_kinematic_set(Rigidbody body)

6
src/libsymmetry/entity.c
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@ -649,3 +649,9 @@ void entity_apply_sound_params(struct Entity* entity)
platform->sound.update_3d(); platform->sound.update_3d();
if(sound_source->playing) platform->sound.source_instance_play(sound_source->source_instance); if(sound_source->playing) platform->sound.source_instance_play(sound_source->source_instance);
} }
void entity_on_rigidbody_move(Rigidbody body_A, Rigidbody body_B)
{
}

2
src/libsymmetry/entity.h
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@ -141,6 +141,6 @@ bool entity_write(struct Entity* entity, struct Parser_Object* object)
struct Entity* entity_read(struct Parser_Object* object); struct Entity* entity_read(struct Parser_Object* object);
const char* entity_type_name_get(struct Entity* entity); const char* entity_type_name_get(struct Entity* entity);
void entity_apply_sound_params(struct Entity* entity); // Convenience function to sync the data set in entity's sound_source with the actual sound source's instance void entity_apply_sound_params(struct Entity* entity); // Convenience function to sync the data set in entity's sound_source with the actual sound source's instance
void entity_on_rigidbody_move(Rigidbody body_A, Rigidbody body_B);
#endif #endif

25
src/libsymmetry/game.c
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@ -118,8 +118,9 @@ void scene_setup(void)
// vec3 viewer_pos = {10, 5, 100}; // vec3 viewer_pos = {10, 5, 100};
// transform_set_position(player, &viewer_pos); // transform_set_position(player, &viewer_pos);
// int render_width, render_height; // int render_width, render_height;
// render_width = 1024; //struct Hashmap* config = platform->config.get();
// render_height = 768; //render_width = hashmap_int_get(config, "render_width");
//render_height = hashmap_int_get(config, "render_height");
// camera_create(player, render_width, render_height); // camera_create(player, render_width, render_height);
// camera_attach_fbo(player, render_width, render_height, 1, 1, 1); // camera_attach_fbo(player, render_width, render_height, 1, 1, 1);
// vec4_fill(&player->camera.clear_color, 0.3f, 0.6f, 0.9f, 1.0f); // vec4_fill(&player->camera.clear_color, 0.3f, 0.6f, 0.9f, 1.0f);
@ -195,7 +196,7 @@ void scene_setup(void)
// /* model_set_material_param(screen_model, "diffuse_color", &color); */ // /* model_set_material_param(screen_model, "diffuse_color", &color); */
// /* model_set_material_param(screen_model, "diffuse_texture", &cam->render_tex); */ // /* model_set_material_param(screen_model, "diffuse_texture", &cam->render_tex); */
// const int MAX_LIGHTS = 3; // const int MAX_LIGHTS = 10;
// for(int i = 0; i < MAX_LIGHTS; i++) // for(int i = 0; i < MAX_LIGHTS; i++)
// { // {
// int x = rand() % MAX_LIGHTS; // int x = rand() % MAX_LIGHTS;
@ -219,12 +220,12 @@ void scene_setup(void)
// struct Sound_Source* sound_source = &sound_ent->sound_source; // struct Sound_Source* sound_source = &sound_ent->sound_source;
//sound_source->source_filename = str_new("sounds/teh_beatz.wav"); //sound_source->source_filename = str_new("sounds/teh_beatz.wav");
// sound_source->type = ST_WAV; // sound_source->type = ST_WAV;
// sound_source->attenuation_type = SA_LINEAR; // sound_source->attenuation_type = SA_INVERSE;
// sound_source->rolloff_factor = 0.95f; // sound_source->rolloff_factor = 0.95f;
// sound_source->loop = true; // sound_source->loop = true;
// sound_source->volume = 1.f; // sound_source->volume = 0.5f;
// sound_source->min_distance = 1.f; // sound_source->min_distance = 1.f;
// sound_source->max_distance = 50.f; // sound_source->max_distance = 10.f;
// sound_source->playing = true; // sound_source->playing = true;
// sound_source->source_instance = 0; // sound_source->source_instance = 0;
@ -240,7 +241,7 @@ void scene_setup(void)
struct Entity* player = entity_find("player"); struct Entity* player = entity_find("player");
game_state->player_node = player->id; game_state->player_node = player->id;
struct Entity* suz = entity_find("Suzanne"); struct Entity* suz = entity_find("Model_Entity");
suz_id = suz->id; suz_id = suz->id;
/*struct Camera* camera = &player->camera; /*struct Camera* camera = &player->camera;
camera->ortho = true; camera->ortho = true;
@ -250,12 +251,14 @@ void scene_setup(void)
} }
platform->physics.plane_create(0, 1, 0, 0); platform->physics.plane_create(0, 1, 0, 0);
Rigidbody box = platform->physics.box_create(5, 5, 5); Rigidbody box = platform->physics.box_create(2.5, 2.5, 2.5);
platform->physics.body_position_set(box, 0.f, 50.f, 0.f); platform->physics.body_position_set(box, 0.f, 50.f, 0.f);
platform->physics.body_mass_set(box, 10.f);
platform->physics.body_set_moved_callback(box, on_box_move); platform->physics.body_set_moved_callback(box, on_box_move);
/*Rigidbody ground_box = platform->physics.box_create(1000, 5, 1000); Rigidbody plane = platform->physics.plane_create(0, 1, 0, 0);
platform->physics.body_position_set(ground_box, 0.f, 0.f, 0.f); //Rigidbody ground_box = platform->physics.box_create(1000, 1, 1000);
/*platform->physics.body_position_set(ground_box, 0.f, 0.f, 0.f);
platform->physics.body_kinematic_set(ground_box);*/ platform->physics.body_kinematic_set(ground_box);*/
} }
@ -1717,5 +1720,5 @@ void on_box_move(Rigidbody body)
quat_assign(&suz->transform.rotation, &rot); quat_assign(&suz->transform.rotation, &rot);
transform_set_position(suz, &pos); transform_set_position(suz, &pos);
log_message("Pos : %.3f, %.3f, %.3f", pos.x, pos.y, pos.z); //log_message("Pos : %.3f, %.3f, %.3f", pos.x, pos.y, pos.z);
} }
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