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-rw-r--r--src/common.hpp18
-rw-r--r--src/game.cpp14
-rw-r--r--src/math.hpp45
-rw-r--r--src/render.cpp47
-rw-r--r--src/world.cpp41
5 files changed, 93 insertions, 72 deletions
diff --git a/src/common.hpp b/src/common.hpp
index 6798ec8..e135d56 100644
--- a/src/common.hpp
+++ b/src/common.hpp
@@ -48,11 +48,12 @@ namespace world {
typedef vec_t<int64_t, 2> tile_index_t;
class entity_t;
+ class sector_iterator_t;
class sector_t {
public:
sector_index_t index;
- sf::FloatRect bounds;
+ rectf_t bounds;
std::unordered_set<entity_t*> ents;
bool empty = true;
@@ -62,6 +63,7 @@ namespace world {
class world_t {
procgen::prng_t prng;
procgen::perlin_noise_t perlin;
+
std::map<sector_index_t, sector_t> sectors;
void generate_tile(tile_t *tile, tile_index_t index);
@@ -70,12 +72,12 @@ namespace world {
public:
world_t(void);
sector_t *get_sector(sector_index_t index);
- tile_t *get_tile(ssize_t x, ssize_t y);
+ tile_t *get_tile(tile_index_t index);
// FIXME: iterators instead of returning std::lists
- std::list<sector_t*> get_sectors(sf::FloatRect rect);
- std::list<entity_t*> get_entities(sf::FloatRect rect);
- std::list<entity_t*> get_render_entities(sf::FloatRect rect);
+ std::list<sector_t*> get_sectors(rectf_t rect);
+ std::list<entity_t*> get_entities(rectf_t rect);
+ std::list<entity_t*> get_render_entities(rectf_t rect);
void render(sf::RenderWindow *window);
@@ -93,7 +95,7 @@ namespace world {
size_t cookie = 0;
public:
- sf::FloatRect bounds, render_bounds;
+ rectf_t bounds, render_bounds;
void link(world_t *world);
void unlink();
@@ -179,8 +181,8 @@ namespace render {
void begin_frame(double time_);
void end_frame(void);
void render(game::state_t *game);
- void render(animated_texture_t *anim, sf::FloatRect bounds, bool mirror = false);
- void render(oriented_sprite_t *sprite, sf::FloatRect bounds, float angle);
+ void render(animated_texture_t *anim, rectf_t bounds, bool mirror = false);
+ void render(oriented_sprite_t *sprite, rectf_t bounds, float angle);
};
}
diff --git a/src/game.cpp b/src/game.cpp
index 59b8ad9..725d6f0 100644
--- a/src/game.cpp
+++ b/src/game.cpp
@@ -30,10 +30,8 @@ void state_t::start(void)
human_t &human = *(--humans.end());
- human.bounds.left = 0.33f;
- human.bounds.top = 0;
- human.bounds.width = 0.66f;
- human.bounds.height = 1.0f;
+ human.bounds.v[0] = v2f_t(0.33f, 0);
+ human.bounds.v[1] = human.bounds.v[0] + v2f_t(0.66f, 1.0f);
human.render_bounds = human.bounds;
human.link(&world);
}
@@ -47,11 +45,15 @@ void state_t::tick(void)
human.walking = false;
if (human.stalin < 0) {
+ v2f_t delta;
+
human.walking = true;
human.angle += (rand() & 2 ? 0.2f : -0.2f);
human.unlink();
- human.bounds.left += cos(human.angle) * 0.04;
- human.bounds.top += sin(human.angle) * 0.04;
+ delta = v2f_t(cos(human.angle), sin(human.angle)) * 0.04;
+ human.bounds[0] += delta;
+ human.bounds[1] += delta;
+ human.render_bounds = human.bounds;
human.link(&world);
}
diff --git a/src/math.hpp b/src/math.hpp
index b958092..f20cc99 100644
--- a/src/math.hpp
+++ b/src/math.hpp
@@ -44,6 +44,12 @@ public:
return v[i];
}
+ void broadcast(T x)
+ {
+ for (size_t i = 0; i < N; i++)
+ v[i] = x;
+ }
+
// Comparison
friend bool operator==(const vec_t<T, N> &a, const vec_t<T, N> &b)
@@ -205,27 +211,48 @@ public:
}
};
-// Shorthands
-typedef vec_t<float, 2> v2f_t;
-typedef vec_t<double, 2> v2d_t;
-
template <typename T, size_t N>
class rect_t {
public:
- vec_t<T, N> a, b;
+ vec_t<T, N> v[2];
rect_t() = default;
- rect_t(vec_t<T, N> a_, vec_t<T, N> b_)
+ rect_t(vec_t<T, N> a, vec_t<T, N> b)
{
- a = a_;
- b = b_;
+ v[0] = a;
+ v[1] = b;
+ }
+
+ vec_t<T, N>& operator[](size_t i)
+ {
+ return v[i];
+ }
+
+ const vec_t<T, N>& operator[](size_t i) const
+ {
+ return v[i];
+ }
+
+ bool intersects(const rect_t<T, N> &b) const
+ {
+ for (size_t i = 0; i < N; i++)
+ if (v[1][i] < b[0][i] || v[0][i] > b[1][i])
+ return false;
+
+ return true;
}
friend std::ostream& operator<<(std::ostream& stream, rect_t<T, N> r)
{
- stream << "(" << r.a << ", " << r.b << ")";
+ stream << "(" << r[0] << ", " << r[1] << ")";
return stream;
}
};
+// Shorthands
+typedef vec_t<float, 2> v2f_t;
+typedef vec_t<double, 2> v2d_t;
+typedef rect_t<float, 2> rectf_t;
+typedef rect_t<double, 2> rectd_t;
+
diff --git a/src/render.cpp b/src/render.cpp
index 0353f97..5e7d1a4 100644
--- a/src/render.cpp
+++ b/src/render.cpp
@@ -3,14 +3,13 @@
static sf::RectangleShape wot_rect;
-static void draw_tile(sf::RenderWindow *window, float x, float y,
- world::tile_t *tile)
+static void draw_tile(sf::RenderWindow *window, v2f_t x, world::tile_t *tile)
{
sf::Color color;
wot_rect.setTexture(NULL);
wot_rect.setSize(sf::Vector2f(1.0f, 1.0f));
- wot_rect.setPosition(sf::Vector2f(x, y));
+ wot_rect.setPosition(x);
switch (tile->type) {
case -1:
@@ -41,16 +40,8 @@ static void draw_sector(sf::RenderWindow *window, world::sector_t *sector)
{
for (ssize_t y = 0; y < SECTOR_SIZE; y++)
for (ssize_t x = 0; x < SECTOR_SIZE; x++)
- draw_tile(window,
- sector->bounds.left + x, sector->bounds.top + y,
+ draw_tile(window, sector->bounds.v[0] + v2f_t(x, y),
sector->tiles + y * SECTOR_SIZE + x);
-
- /*if ((sector->index.x & 2) ^ (sector->index.y & 2)) {
- wot_rect.setSize(sf::Vector2f(SECTOR_SIZE, SECTOR_SIZE));
- wot_rect.setPosition(sf::Vector2f(sector->bounds.left, sector->bounds.top));
- wot_rect.setFillColor(sf::Color(0, 0, 0, 50));
- window->draw(wot_rect);
- }*/
}
void interface::state_t::render()
@@ -78,8 +69,8 @@ void state_t::end_frame(void)
void state_t::render(game::state_t *game)
{
sf::Vector2u size = window->getSize();
- sf::Vector2f A, B, C, D;
- sf::Rect<float> bbox;
+ v2f_t A, B, C, D;
+ rectf_t bbox;
std::list<world::entity_t*> ents;
A = window->mapPixelToCoords(sf::Vector2i(0, 0));
@@ -87,10 +78,10 @@ void state_t::render(game::state_t *game)
C = window->mapPixelToCoords(sf::Vector2i(0, size.y));
D = window->mapPixelToCoords(sf::Vector2i(size.x, size.y));
- bbox.left = std::min({A.x, B.x, C.x, D.x});
- bbox.top = std::min({A.y, B.y, C.y, D.y});
- bbox.width = std::max({A.x, B.x, C.x, D.x}) - bbox.left;
- bbox.height = std::max({A.y, B.y, C.y, D.y}) - bbox.top;
+ bbox[0][0] = std::min({A[0], B[0], C[0], D[0]});
+ bbox[0][1] = std::min({A[1], B[1], C[1], D[1]});
+ bbox[1][0] = std::max({A[0], B[0], C[0], D[0]});
+ bbox[1][1] = std::max({A[1], B[1], C[1], D[1]});
for (world::sector_t *sector : game->world.get_sectors(bbox))
draw_sector(window, sector);
@@ -99,15 +90,14 @@ void state_t::render(game::state_t *game)
ents.sort(
[](const world::entity_t *x, const world::entity_t *y) -> bool
{
- return x->bounds.top + x->bounds.height
- < y->bounds.top + y->bounds.height;
+ return x->bounds[1][0] < y->bounds[1][0];
});
for (world::entity_t *ent : ents)
ent->render_to(this);
}
-void state_t::render(animated_texture_t *anim, sf::FloatRect bounds, bool mirror){
+void state_t::render(animated_texture_t *anim, rectf_t bounds, bool mirror){
size_t frame;
if (!anim)
@@ -122,20 +112,21 @@ void state_t::render(animated_texture_t *anim, sf::FloatRect bounds, bool mirror
wot_rect.setFillColor(sf::Color::White);
if (!mirror) {
- wot_rect.setPosition(bounds.left, bounds.top);
- wot_rect.setSize(sf::Vector2f(bounds.width, bounds.height));
+ wot_rect.setPosition(bounds[0]);
+ wot_rect.setSize(bounds[1] - bounds[0]);
} else {
- wot_rect.setPosition(bounds.left + bounds.width, bounds.top);
- wot_rect.setSize(sf::Vector2f(bounds.width, bounds.height));
- wot_rect.setScale(sf::Vector2f(-1, 1));
+ float dx = bounds[1][0] - bounds[0][0];
+ wot_rect.setPosition(bounds[0] + v2f_t(dx, 0));
+ wot_rect.setSize(bounds[1] - bounds[0]);
+ wot_rect.setScale(v2f_t(-1, 1));
}
window->draw(wot_rect);
wot_rect.setTexture(NULL);
- wot_rect.setScale(sf::Vector2f(1, 1));
+ wot_rect.setScale(v2f_t(1, 1));
}
-void state_t::render(oriented_sprite_t *sprite, sf::FloatRect bounds, float angle)
+void state_t::render(oriented_sprite_t *sprite, rectf_t bounds, float angle)
{
size_t index;
bool mirror;
diff --git a/src/world.cpp b/src/world.cpp
index c18a7ab..511de12 100644
--- a/src/world.cpp
+++ b/src/world.cpp
@@ -43,10 +43,9 @@ void world_t::generate_tile(tile_t *tile, tile_index_t x)
void world_t::generate(sector_t *sector, sector_index_t index)
{
sector->index = index;
- sector->bounds.left = index[0] * SECTOR_SIZE;
- sector->bounds.top = index[1] * SECTOR_SIZE;
- sector->bounds.width = SECTOR_SIZE;
- sector->bounds.height = SECTOR_SIZE;
+
+ sector->bounds.v[0] = (v2f_t)index * SECTOR_SIZE;
+ sector->bounds.v[1].broadcast(SECTOR_SIZE);
std::cout << "generating " << index << "\n";
@@ -71,26 +70,26 @@ sector_t *world_t::get_sector(sector_index_t index)
return sector;
}
-tile_t *world_t::get_tile(ssize_t x, ssize_t y)
+tile_t *world_t::get_tile(tile_index_t index)
{
- sector_index_t index;
+ sector_index_t sector_index;
sector_t *sector;
- ssize_t tx, ty;
+ int64_t tx, ty;
- index[0] = divide_rmi(x, (ssize_t)SECTOR_SIZE, &tx);
- index[1] = divide_rmi(y, (ssize_t)SECTOR_SIZE, &ty);
- sector = get_sector(index);
+ sector_index[0] = divide_rmi(index[0], (int64_t)SECTOR_SIZE, &tx);
+ sector_index[1] = divide_rmi(index[1], (int64_t)SECTOR_SIZE, &ty);
+ sector = get_sector(sector_index);
return sector->tiles + ty * SECTOR_SIZE + tx;
}
-std::list<sector_t*> world_t::get_sectors(sf::FloatRect rect)
+std::list<sector_t*> world_t::get_sectors(rectf_t rect)
{
sector_index_t base, upper;
std::list<sector_t*> list;
- base = sector_index_at(v2f_t(rect.left, rect.top));
- upper = sector_index_at(v2f_t(rect.left + rect.width, rect.top + rect.height));
+ base = sector_index_at(rect.v[0]);
+ upper = sector_index_at(rect.v[1]);
for (int64_t y = base[1]; y <= upper[1]; y++)
for (int64_t x = base[0]; x <= upper[0]; x++) {
@@ -101,7 +100,7 @@ std::list<sector_t*> world_t::get_sectors(sf::FloatRect rect)
return list;
}
-std::list<entity_t*> world_t::get_render_entities(sf::FloatRect rect)
+std::list<entity_t*> world_t::get_entities(rectf_t rect)
{
static size_t cookie = 0;
std::list<entity_t*> list;
@@ -113,7 +112,7 @@ std::list<entity_t*> world_t::get_render_entities(sf::FloatRect rect)
if (ent->cookie == cookie)
continue;
- if (!rect.intersects(ent->render_bounds))
+ if (!rect.intersects(ent->bounds))
continue;
ent->cookie = cookie;
@@ -124,7 +123,7 @@ std::list<entity_t*> world_t::get_render_entities(sf::FloatRect rect)
return list;
}
-std::list<entity_t*> world_t::get_entities(sf::FloatRect rect)
+std::list<entity_t*> world_t::get_render_entities(rectf_t rect)
{
static size_t cookie = 0;
std::list<entity_t*> list;
@@ -136,7 +135,7 @@ std::list<entity_t*> world_t::get_entities(sf::FloatRect rect)
if (ent->cookie == cookie)
continue;
- if (!rect.intersects(ent->bounds))
+ if (!rect.intersects(ent->render_bounds))
continue;
ent->cookie = cookie;
@@ -173,12 +172,12 @@ void entity_t::link(world_t *world)
//total.bounds.width = std::max(bounds.width, render_bounds.width);
//total.bounds.height = std::max(bounds.height, render_bounds.height);
- fx = floor(bounds.left);
- fy = floor(bounds.top);
+ fx = floor(bounds[0][0]);
+ fy = floor(bounds[0][1]);
base = sector_index_at(v2f_t(fx, fy));
- xlip = bounds.left + bounds.width - (base[0] + 1) * SECTOR_SIZE;
- ylip = bounds.top + bounds.height - (base[1] + 1) * SECTOR_SIZE;
+ xlip = bounds[1][0] - (base[0] + 1) * SECTOR_SIZE;
+ ylip = bounds[1][1] - (base[1] + 1) * SECTOR_SIZE;
if (xlip > 0.0f)
xsecs = ceil(xlip / SECTOR_SIZE) + 1;
generated by cgit (git 2.34.1) at 2024-12-25 08:16:29 +0000