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#include "app.hpp"
#include "floormat/main.hpp"
#include "floormat/settings.hpp"
#include "shaders/tile.hpp"
#include "main/clickable.hpp"
#include "src/anim-atlas.hpp"
#include "draw/anim.hpp"
#include "src/camera-offset.hpp"
#include "src/world.hpp"
#include <Magnum/Math/Color.h>
#include <Magnum/Math/Vector3.h>
#include "src/RTree.hpp"
namespace floormat {
void app::draw_cursor()
{
constexpr float LINE_WIDTH = 2;
auto& shader = M->shader();
shader.set_tint({1, 0, 0, 1});
const auto inactive_color = 0xff00ffff_rgbaf;
if (cursor.tile && !cursor.in_imgui)
{
const auto draw = [&, pos = *cursor.tile](auto& mesh, const auto& size) {
const auto pt = pos.to_signed();
const Vector3 center{Vector3i(pt[0], pt[1], 0) * iTILE_SIZE};
mesh.draw(shader, {center, size, LINE_WIDTH});
};
if (const auto* ed = _editor.current_tile_editor(); ed)
{
if (!ed->is_anything_selected())
shader.set_tint(inactive_color);
if (ed->mode() == editor_mode::walls)
switch (ed->rotation())
{
case editor_wall_rotation::N: draw(_wireframe_wall_n, TILE_SIZE); break;
case editor_wall_rotation::W: draw(_wireframe_wall_w, TILE_SIZE); break;
}
else if (ed->mode() == editor_mode::floor)
draw(_wireframe_quad, TILE_SIZE2);
}
else if (const auto* ed = _editor.current_scenery_editor(); ed)
{
if (!ed->is_anything_selected())
shader.set_tint(inactive_color);
const auto& sel = ed->get_selected().proto;
draw(_wireframe_quad, TILE_SIZE2);
if (ed->is_anything_selected())
{
shader.set_tint({1, 1, 1, 0.75f});
auto [_f, _w, anim_mesh] = M->meshes();
const auto pos = Vector3i(cursor.tile->to_signed(), 0)*iTILE_SIZE;
anim_mesh.draw(shader, *sel.atlas, sel.frame.r, sel.frame.frame, Vector3(pos), 1);
}
}
}
shader.set_tint({1, 1, 1, 1});
}
void app::draw_collision_boxes()
{
const auto [minx, maxx, miny, maxy] = M->get_draw_bounds();
const auto sz = M->window_size();
auto& world = M->world();
auto& shader = M->shader();
shader.set_tint({0, .5f, 1, 1});
for (std::int16_t y = miny; y <= maxy; y++)
for (std::int16_t x = minx; x <= maxx; x++)
{
const chunk_coords pos{x, y};
auto& c = world[pos];
if (c.empty())
continue;
c.ensure_passability();
const with_shifted_camera_offset o{shader, pos, {minx, miny}, {maxx, maxy}};
if (floormat_main::check_chunk_visible(shader.camera_offset(), sz))
{
constexpr float maxf = 1 << 24, max2f[] = { maxf, maxf }, min2f[] = { -maxf, -maxf };
auto* rtree = c.rtree();
using rtree_type = std::decay_t<decltype(*rtree)>;
using rect_type = typename rtree_type::Rect;
rtree->Search(min2f, max2f, [&](std::uint64_t data, const rect_type& rect) {
[[maybe_unused]] auto x = std::bit_cast<collision_data>(data);
Vector2 start(rect.m_min[0], rect.m_min[1]), end(rect.m_max[0], rect.m_max[1]);
auto size = (end - start);
auto center = Vector3(start + size*.5f, 0.f);
_wireframe_rect.draw(shader, { center, size, 3 });
return true;
});
}
}
shader.set_tint({1, 1, 1, 1});
}
void app::draw()
{
if (_enable_render_bboxes)
draw_collision_boxes();
if (_editor.current_tile_editor() || _editor.current_scenery_editor())
draw_cursor();
draw_ui();
render_menu();
}
clickable_scenery* app::find_clickable_scenery(const Optional<Vector2i>& pixel_)
{
if (!pixel_ || _editor.mode() != editor_mode::none)
return nullptr;
const auto pixel = Vector2ui(*pixel_);
clickable_scenery* item = nullptr;
float depth = -1;
const auto array = M->clickable_scenery();
for (clickable_scenery& c : array)
if (c.depth > depth && c.dest.contains(pixel))
{
const auto pos_ = pixel - c.dest.min() + c.src.min();
const auto pos = c.atlas.group(c.item.r).mirror_from.isEmpty()
? pos_
: Vector2ui(c.src.sizeX() - 1 - pos_[0], pos_[1]);
const auto stride = c.atlas.info().pixel_size[0];
std::size_t idx = pos.y() * stride + pos.x();
fm_debug_assert(idx < c.bitmask.size());
if (c.bitmask[idx])
{
depth = c.depth;
item = &c;
}
}
if (item)
return item;
else
return nullptr;
}
} // namespace floormat
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