diff options
Diffstat (limited to 'main/camera.cpp')
| -rw-r--r-- | main/camera.cpp | 23 |
1 files changed, 21 insertions, 2 deletions
diff --git a/main/camera.cpp b/main/camera.cpp index 967e1496..2bbadd00 100644 --- a/main/camera.cpp +++ b/main/camera.cpp @@ -5,7 +5,7 @@ namespace floormat { void app::do_camera(float dt) { - constexpr float pixels_per_second = 512; + constexpr float pixels_per_second = 256; if (keys[key::camera_up]) camera_offset += Vector2(0, 1) * dt * pixels_per_second; else if (keys[key::camera_down]) @@ -23,7 +23,7 @@ void app::do_camera(float dt) void app::reset_camera_offset() { - camera_offset = _shader.project({TILE_MAX_DIM*TILE_SIZE[0]/2.f, TILE_MAX_DIM*TILE_SIZE[1]/2.f, 0}); + camera_offset = project({TILE_MAX_DIM*TILE_SIZE[0]/2.f, TILE_MAX_DIM*TILE_SIZE[1]/2.f, 0}); //camera_offset = {}; } @@ -32,4 +32,23 @@ void app::update_window_scale(Vector2i sz) _shader.set_scale(Vector2{sz}); } +Vector2 app::pixel_to_tile(Vector2 position) const +{ + const auto px = position - Vector2{windowSize()}*.5f - camera_offset; + return unproject(px) / Vector2{TILE_SIZE[0]*.5f, TILE_SIZE[1]*.5f} + Vector2{.5f, .5f}; +} + +void app::draw_cursor_tile() +{ + if (_cursor_pos) + { + const auto tile = pixel_to_tile(Vector2(*_cursor_pos)); + if (std::min(tile[0], tile[1]) >= 0 && std::max(tile[0], tile[1]) < (int)TILE_MAX_DIM) + { + const auto x = std::uint8_t(tile[0]), y = std::uint8_t(tile[1]); + draw_wireframe_quad({x, y}); + } + } +} + } // namespace floormat |