diff options
| author | Stanislaw Halik <sthalik@misaki.pl> | 2022-10-25 16:37:58 +0200 |
|---|---|---|
| committer | Stanislaw Halik <sthalik@misaki.pl> | 2022-10-25 16:37:58 +0200 |
| commit | f1df7c20129a1f1cc47c47e5731efd10f8e49aeb (patch) | |
| tree | 0241e953981404e50a5c1fcd6d49f583ecf5995e /draw/floor-mesh.cpp | |
| parent | a00ac8b5fed9d03cb2b3eafb4cd7d04546e341b1 (diff) | |
rename in draw/
Diffstat (limited to 'draw/floor-mesh.cpp')
| -rw-r--r-- | draw/floor-mesh.cpp | 87 |
1 files changed, 0 insertions, 87 deletions
diff --git a/draw/floor-mesh.cpp b/draw/floor-mesh.cpp deleted file mode 100644 index d7e45e71..00000000 --- a/draw/floor-mesh.cpp +++ /dev/null @@ -1,87 +0,0 @@ -#include "floor-mesh.hpp" -#include "shaders/tile-shader.hpp" -#include "tile.hpp" -#include "chunk.hpp" -#include "tile-atlas.hpp" -#include <Magnum/GL/MeshView.h> - -namespace floormat { - -constexpr auto quad_index_count = 6; - -floor_mesh::floor_mesh() -{ - _mesh.setCount((int)(quad_index_count * TILE_COUNT)) - .addVertexBuffer(_positions_buffer, 0, tile_shader::Position{}) - .addVertexBuffer(_vertex_buffer, 0, tile_shader::TextureCoordinates{}) - .setIndexBuffer(_index_buffer, 0, GL::MeshIndexType::UnsignedShort); -} - -void floor_mesh::set_tile(quad_data& data, tile& x) -{ - if (x.ground_image) - { - auto texcoords = x.ground_image.atlas->texcoords_for_id(x.ground_image.variant); - for (size_t i = 0; i < 4; i++) - data[i] = { texcoords[i] }; - } - else - for (size_t i = 0; i < 4; i++) - data[i] = {}; -} - -void floor_mesh::draw(tile_shader& shader, chunk& c) -{ - //_vertex_buffer.setData({nullptr, sizeof(quad_data) * TILE_COUNT}, Magnum::GL::BufferUsage::DynamicDraw); // orphan the buffer - std::array<quad_data, TILE_COUNT> data; - for (auto& [x, idx, pt] : c) { - set_tile(data[idx], x); - } - _vertex_buffer.setSubData(0, data); - Magnum::GL::MeshView mesh{_mesh}; - - tile_atlas* last_atlas = nullptr; - std::size_t last_pos = 0; - - const auto do_draw = [&](std::size_t i, tile_atlas* atlas) { - if (atlas == last_atlas) - return; - if (auto len = i - last_pos; last_atlas != nullptr && len > 0) - { - last_atlas->texture().bind(0); - mesh.setCount((int)(quad_index_count * len)); - mesh.setIndexRange((int)(last_pos*quad_index_count), 0, quad_index_count*TILE_COUNT - 1); - shader.draw(mesh); - } - last_atlas = atlas; - last_pos = i; - }; - - for (auto& [x, i, pt] : c) - do_draw(i, x.ground_image.atlas.get()); - do_draw(TILE_COUNT, nullptr); -} - -std::array<std::array<UnsignedShort, 6>, TILE_COUNT> floor_mesh::make_index_array() -{ - // NOLINTNEXTLINE(cppcoreguidelines-pro-type-member-init) - std::array<std::array<UnsignedShort, quad_index_count>, TILE_COUNT> array; - for (std::size_t i = 0; i < std::size(array); i++) - array[i] = tile_atlas::indices(i); - return array; -} - -std::array<std::array<Vector3, 4>, TILE_COUNT> floor_mesh::make_position_array() -{ - std::array<std::array<Vector3, 4>, TILE_COUNT> array; - constexpr float X = TILE_SIZE[0], Y = TILE_SIZE[1]; - for (std::size_t j = 0, k = 0; j < TILE_MAX_DIM; j++) - for (std::size_t i = 0; i < TILE_MAX_DIM; i++, k++) - { - Vector3 center {(float)(X*i), (float)(Y*j), 0}; - array[k] = { tile_atlas::floor_quad(center, {X, Y}) }; - } - return array; -} - -} // namespace floormat |
