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#include "anim.hpp"
#include "anim-atlas.hpp"
#include "shaders/tile.hpp"
#include "wireframe.hpp"
#include "quad-floor.hpp"
namespace floormat {
anim_mesh::anim_mesh()
{
_mesh.setCount(6)
.addVertexBuffer(_vertex_buffer, 0, tile_shader::TextureCoordinates{})
.addVertexBuffer(_positions_buffer, 0, tile_shader::Position{})
.setIndexBuffer(_index_buffer, 0, GL::MeshIndexType::UnsignedShort);
CORRADE_INTERNAL_ASSERT(_mesh.isIndexed());
}
std::array<UnsignedShort, 6> anim_mesh::make_index_array()
{
return {{
0, 1, 2,
2, 1, 3,
}};
}
void anim_mesh::draw(tile_shader& shader, const anim_atlas& atlas, const anim_frame& frame, local_coords xy)
{
const auto center = Vector3(xy.x, xy.y, 0.f) * TILE_SIZE;
const auto pos = atlas.frame_quad(center, frame);
_positions_buffer.setSubData(0, pos);
const auto texcoords = atlas.texcoords_for_frame(frame);
_vertex_buffer.setSubData(0, texcoords);
shader.draw(_mesh);
}
} // namespace floormat
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