diff options
Diffstat (limited to 'src/camera-offset.cpp')
| -rw-r--r-- | src/camera-offset.cpp | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/src/camera-offset.cpp b/src/camera-offset.cpp index 335a9b65..7c5be7f3 100644 --- a/src/camera-offset.cpp +++ b/src/camera-offset.cpp @@ -6,18 +6,22 @@ namespace floormat { static_assert(sizeof(short) == 2); -with_shifted_camera_offset::with_shifted_camera_offset(tile_shader& shader, short x, short y) : +with_shifted_camera_offset::with_shifted_camera_offset(tile_shader& shader, chunk_coords c, chunk_coords first, chunk_coords last) : _shader{shader}, - _offset{shader.camera_offset()} + _camera{shader.camera_offset()}, + _depth{shader.depth_offset()} { constexpr auto chunk_size = TILE_MAX_DIM20d*dTILE_SIZE; - const auto offset = _offset + tile_shader::project(Vector3d(x, y, 0) * chunk_size); - _shader.set_camera_offset(offset); + const auto offset = _camera + tile_shader::project(Vector3d(c.x, c.y, 0) * chunk_size); + const auto len_x = (float)(last.x - first.x), cx = (float)(c.x - first.x), cy = (float)(c.y - first.y); + const float depth_offset = _depth + shader.depth_tile_size*(cy*TILE_MAX_DIM*len_x*TILE_MAX_DIM + cx*TILE_MAX_DIM); + + _shader.set_camera_offset(offset, depth_offset); } with_shifted_camera_offset::~with_shifted_camera_offset() { - _shader.set_camera_offset(_offset); + _shader.set_camera_offset(_camera, _depth); } } // namespace floormat |