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Show glow on thruster usage

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main
Cameron Murphy Reikes 2 years ago
parent 22c19e3a22
commit 821c98e876
6 changed files with 111 additions and 34 deletions
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27
gamestate.c
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@ -313,6 +313,8 @@ void ser_grid(char **out, struct Grid *g)
ser_float(out, grid_rotation(g));
ser_float(out, grid_angular_velocity(g));
ser_float(out, g->total_energy_capacity);
for (int i = 0; i < MAX_BOXES_PER_GRID; i++)
{
bool exists = g->boxes[i].shape != NULL;
@ -350,6 +352,8 @@ void des_grid(char **in, struct Grid *g, struct GameState *gs)
cpBodySetAngle(g->body, rot);
cpBodySetAngularVelocity(g->body, angular_vel);
des_float(in, &g->total_energy_capacity);
for (int i = 0; i < MAX_BOXES_PER_GRID; i++)
{
bool exists = false;
@ -543,15 +547,6 @@ struct Grid *closest_to_point_in_radius(struct GameState *gs, V2 point, float ra
return NULL;
}
// for random generation
static float hash11(float p)
{
p = fract(p * .1031);
p *= p + 33.33;
p *= p + p;
return fract(p);
}
V2 thruster_direction(struct Box *box)
{
assert(box->type == BoxThruster);
@ -676,6 +671,8 @@ void process(struct GameState *gs, float dt)
// set thruster thrust from movement
{
float energy_available = g->total_energy_capacity;
V2 target_direction = {0};
if (V2length(p->input.movement) > 0.0f)
{
@ -690,7 +687,13 @@ void process(struct GameState *gs, float dt)
float wanted_thrust = -V2dot(target_direction, thruster_direction(&g->boxes[ii]));
wanted_thrust = clamp01(wanted_thrust);
float needed_energy = wanted_thrust * THRUSTER_ENERGY_USED_PER_SECOND * dt;
energy_available -= needed_energy;
if(energy_available > 0.0f)
g->boxes[ii].thrust = wanted_thrust;
else
g->boxes[ii].thrust = 0.0f;
}
}
// cpBodyApplyForceAtWorldPoint(g->body, v2_to_cp(V2scale(p->input.movement, 5.0f)), v2_to_cp(grid_com(g)));
@ -814,6 +817,12 @@ void process(struct GameState *gs, float dt)
}
}
}
gs->grids[i].total_energy_capacity = 0.0f;
for(int ii = 0; ii < batteries_len; ii++)
{
gs->grids[i].total_energy_capacity += 1.0f - batteries[ii]->energy_used;
}
}
cpSpaceStep(gs->space, dt);

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100
main.c
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@ -41,6 +41,7 @@ static float zoom_target = 300.0f;
static float zoom = 300.0f;
static sg_image image_itemframe;
static sg_image image_itemframe_selected;
static sg_image image_thrusterburn;
static int cur_editing_boxtype = -1;
static int cur_editing_rotation = 0;
@ -133,6 +134,7 @@ static void init(void)
{
boxes[i].image = load_image(boxes[i].image_path);
}
image_thrusterburn = load_image("loaded/thrusterburn.png");
image_itemframe = load_image("loaded/itemframe.png");
image_itemframe_selected = load_image("loaded/itemframe_selected.png");
}
@ -185,24 +187,37 @@ static void init(void)
}
}
static void drawbox(V2 boxpos, float rot, float damage, enum BoxType type, enum Rotation rotation)
{
float halfbox = BOX_SIZE / 2.0f;
sgp_push_transform();
sgp_rotate_at(rot, boxpos.x, boxpos.y);
// static void drawbox(V2 boxpos, float rot, float damage, enum BoxType type, enum Rotation rotation)
// {
sgp_set_image(0, boxinfo(type).image);
sgp_rotate_at(rotangle(rotation), boxpos.x, boxpos.y);
sgp_draw_textured_rect(boxpos.x - halfbox, boxpos.y - halfbox, BOX_SIZE, BOX_SIZE);
sgp_reset_image(0);
// sgp_push_transform();
// sgp_rotate_at(rot, boxpos.x, boxpos.y);
if (damage > 0.0f)
{
sgp_set_color(0.5f, 0.1f, 0.1f, damage);
sgp_draw_filled_rect(boxpos.x - halfbox, boxpos.y - halfbox, BOX_SIZE, BOX_SIZE);
}
// sgp_set_image(0, boxinfo(type).image);
// sgp_rotate_at(rotangle(rotation), boxpos.x, boxpos.y);
sgp_pop_transform();
// sgp_reset_image(0);
// if (damage > 0.0f)
// {
// sgp_set_color(0.5f, 0.1f, 0.1f, damage);
// }
// sgp_pop_transform();
// }
static void draw_color_rect_centered(V2 center, float size)
{
float halfbox = size / 2.0f;
sgp_draw_filled_rect(center.x - halfbox, center.y - halfbox, size, size);
}
static void draw_texture_centered(V2 center, float size)
{
float halfbox = size / 2.0f;
sgp_draw_textured_rect(center.x - halfbox, center.y - halfbox, BOX_SIZE, BOX_SIZE);
}
static void draw_circle(V2 point, float radius)
@ -435,12 +450,12 @@ static void frame(void)
};
cur_input_frame.movement = input;
cur_input_frame.inhabit = keypressed[SAPP_KEYCODE_G].pressed;
cur_input_frame.dobuild = mouse_pressed;
cur_input_frame.grid_index = grid_index;
if (cur_input_frame.dobuild)
if (mouse_pressed && cur_editing_boxtype != -1)
{
cur_input_frame.dobuild = mouse_pressed;
cur_input_frame.build_type = cur_editing_boxtype;
cur_input_frame.build_rotation = cur_editing_rotation;
cur_input_frame.grid_index = grid_index;
if (grid_index != -1)
{
cur_input_frame.build = grid_world_to_local(&gs.grids[cur_input_frame.grid_index], build_preview.pos);
@ -535,9 +550,19 @@ static void frame(void)
}
// building preview
if(cur_editing_boxtype != -1){
if (cur_editing_boxtype != -1)
{
sgp_set_color(0.5f, 0.5f, 0.5f, (sin(time * 9.0f) + 1.0) / 3.0f + 0.2);
drawbox(build_preview.pos, build_preview.grid_rotation, 0.0f, cur_editing_boxtype, cur_editing_rotation);
sgp_push_transform();
sgp_set_image(0, boxinfo(cur_editing_boxtype).image);
sgp_rotate_at(build_preview.grid_rotation + rotangle(cur_editing_rotation), build_preview.pos.x, build_preview.pos.y);
draw_texture_centered(build_preview.pos, BOX_SIZE);
// drawbox(build_preview.pos, build_preview.grid_rotation, 0.0f, cur_editing_boxtype, cur_editing_rotation);
sgp_reset_image(0);
sgp_pop_transform();
}
// grids
@ -560,7 +585,7 @@ static void frame(void)
dbg_line(box_pos(b), V2add(box_pos(b), V2scale(thruster_force(b), -1.0f)));
}
}
if(b->type == BoxBattery)
if (b->type == BoxBattery)
{
float cur_alpha = sgp_get_color().a;
Color from = WHITE;
@ -568,7 +593,36 @@ static void frame(void)
Color result = Collerp(from, to, b->energy_used);
sgp_set_color(result.r, result.g, result.b, cur_alpha);
}
drawbox(box_pos(b), grid_rotation(g), b->damage, b->type, b->rotation);
sgp_push_transform();
sgp_rotate_at(grid_rotation(g) + rotangle(b->rotation), box_pos(b).x, box_pos(b).y);
if (b->type == BoxThruster)
{
sgp_push_transform();
sgp_set_color(1.0f, 1.0f, 1.0f, 1.0f);
sgp_set_image(0, image_thrusterburn);
// float scaling = 1.0 + (hash11(time*3.0)/2.0)*lerp(0.0, 0.07, b->thrust);
// printf("%f\n", b->thrust);
float scaling = 0.95 + lerp(0.0, 0.3,b->thrust);
// float scaling = 1.1;
// sgp_translate(-(scaling*BOX_SIZE - BOX_SIZE), 0.0);
// sgp_scale(scaling, 1.0);
sgp_scale_at(scaling, 1.0, box_pos(b).x, box_pos(b).y);
draw_texture_centered(box_pos(b), BOX_SIZE);
sgp_reset_image(0);
sgp_pop_transform();
}
sgp_set_image(0, boxinfo(b->type).image);
draw_texture_centered(box_pos(b), BOX_SIZE);
sgp_reset_image(0);
sgp_set_color(0.5f, 0.1f, 0.1f, b->damage);
draw_color_rect_centered(box_pos(b), BOX_SIZE);
sgp_pop_transform();
}
sgp_set_color(1.0f, 0.0f, 0.0f, 1.0f);
V2 vel = grid_vel(&gs.grids[i]);
@ -650,7 +704,7 @@ void event(const sapp_event *e)
}
int key_num = e->key_code - SAPP_KEYCODE_0;
int target_box = key_num - 1;
if(target_box < BoxLast)
if (target_box < BoxLast)
{
cur_editing_boxtype = target_box;
}

6
server.c
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@ -21,13 +21,17 @@ void server(void *data)
box_new(&gs.grids[0].boxes[0], &gs, &gs.grids[0], (V2){0});
box_new(&gs.grids[0].boxes[1], &gs, &gs.grids[0], (V2){0, BOX_SIZE});
box_new(&gs.grids[0].boxes[2], &gs, &gs.grids[0], (V2){0, BOX_SIZE*2.0});
gs.grids[0].boxes[2].type = BoxBattery;
box_new(&gs.grids[0].boxes[3], &gs, &gs.grids[0], (V2){BOX_SIZE, BOX_SIZE*2.0});
gs.grids[0].boxes[3].type = BoxThruster;
gs.grids[0].boxes[3].rotation = Right;
box_new(&gs.grids[0].boxes[4], &gs, &gs.grids[0], (V2){0, BOX_SIZE*3.0});
gs.grids[0].boxes[4].type = BoxThruster;
gs.grids[0].boxes[4].rotation = Up;
grid_new(&gs.grids[1], &gs, (V2){.x = -BOX_SIZE*1.5, .y = 0.0});
box_new(&gs.grids[1].boxes[0], &gs, &gs.grids[1], (V2){0});
@ -158,7 +162,6 @@ void server(void *data)
continue; // don't reprocess inputs already processed
struct InputFrame cur_input = received.inputs[i];
gs.players[player_slot].input.movement = cur_input.movement;
gs.players[player_slot].input.grid_index = cur_input.grid_index;
// for these "event" inputs, only modify the current input if the event is true.
// while processing the gamestate, will mark it as false once processed. This
@ -169,6 +172,7 @@ void server(void *data)
}
if (cur_input.dobuild)
{
gs.players[player_slot].input.grid_index = cur_input.grid_index;
gs.players[player_slot].input.build = cur_input.build;
gs.players[player_slot].input.dobuild = cur_input.dobuild;
gs.players[player_slot].input.build_type = cur_input.build_type;

10
types.h
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@ -126,6 +126,7 @@ struct GameState
struct Grid
{
cpBody *body;
float total_energy_capacity; // updated every frame by thruster logic
struct Box
{
@ -338,6 +339,15 @@ static V2 V2lerp(V2 a, V2 b, float factor)
return to_return;
}
// for random generation
static float hash11(float p)
{
p = fract(p * .1031);
p *= p + 33.33;
p *= p + p;
return fract(p);
}
typedef struct Color
{
float r, g, b, a;

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