Initial commit.

1 files changed, 67 insertions, 0 deletions

diff --git a/src/render.cpp b/src/render.cpp
new file mode 100644
index 0000000..218dff0
--- /dev/null
+++ b/src/render.cpp
@@ -0,0 +1,67 @@
+#include "common.hpp"
+
+static sf::RectangleShape wot_rect;
+
+static void draw_tile(sf::RenderWindow *window, float x, float y,
+                      world::tile_t *tile)
+{
+	wot_rect.setSize(sf::Vector2f(1.0f, 1.0f));
+	wot_rect.setPosition(sf::Vector2f(x, y));
+	wot_rect.setFillColor(sf::Color(tile->type, 255 - tile->type, tile->type + 128));
+	wot_rect.setOutlineColor(sf::Color::Transparent);
+	window->draw(wot_rect);
+}
+
+static void draw_sector(sf::RenderWindow *window, world::world_t *world,
+                        world::sector_index_t index)
+{
+	world::sector_t *sector;
+
+	sector = world->get_sector(index);
+
+	for (ssize_t y = 0; y < SECTOR_SIZE; y++)
+	for (ssize_t x = 0; x < SECTOR_SIZE; x++) {
+		draw_tile(window,
+		          index.x * SECTOR_SIZE + x,
+		          index.y * SECTOR_SIZE + y,
+		          sector->tiles + y * SECTOR_SIZE + x);
+	}
+
+	wot_rect.setSize(sf::Vector2f(SECTOR_SIZE, SECTOR_SIZE));
+	wot_rect.setPosition(sf::Vector2f(index.x * 16, index.y * 16));
+	wot_rect.setOutlineColor(sf::Color::Yellow);
+	wot_rect.setOutlineThickness(0.06f);
+	wot_rect.setFillColor(sf::Color::Transparent);
+	window->draw(wot_rect);
+}
+
+void world::world_t::render(sf::RenderWindow *window)
+{
+	sf::Vector2u size = window->getSize();
+	sf::Vector2f A, B, C, D;
+	sf::Rect<float> bbox;
+	sf::Rect<ssize_t> index_box;
+
+	A = window->mapPixelToCoords(sf::Vector2i(0, 0));
+	B = window->mapPixelToCoords(sf::Vector2i(size.x, 0));
+	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.height = std::max({A.y, B.y, C.y, D.y});
+
+	index_box.left = floor(bbox.left / SECTOR_SIZE);
+	index_box.top = floor(bbox.top / SECTOR_SIZE);
+	index_box.width = ceil(bbox.width / SECTOR_SIZE);
+	index_box.height = ceil(bbox.height / SECTOR_SIZE);
+
+	for (ssize_t y = index_box.top; y < index_box.height; y++)
+	for (ssize_t x = index_box.left; x < index_box.width; x++)
+		draw_sector(window, this, world::sector_index_t(x, y));
+}
+
+void interface::state_t::render()
+{
+}