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adding multiple blocs

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kbz_8
2025-05-22 12:11:47 +02:00
parent aa77ca018a
commit e9708f7e2e
7 changed files with 66 additions and 33 deletions
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10
Application/Block.h
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@@ -5,6 +5,16 @@
#include <ScopGraphics.h>
enum class BlockType : std::uint32_t
{
Air = 0,
Dirt,
Stone,
EndEnum
};
constexpr std::size_t BlocksCount = static_cast<std::size_t>(BlockType::EndEnum);
static const std::vector<Scop::Vertex> BLOCK_MESH = {
//Front face
Scop::Vertex{ Scop::Vec4f{ 0.0f, 0.0f, 1.0f, 1.0f }, Scop::Vec4f{ 0.0f, 0.0f, 1.0f, 1.0f }, Scop::Vec2f{ 0.0f, 0.0f } },

77
Application/Chunk.cpp
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@@ -4,6 +4,22 @@
#define POS_TO_INDEX(posx, posz) (posx * CHUNK_SIZE.x + posz)
constexpr Scop::Vec2ui SPRITE_SIZE = { 16, 16 };
constexpr Scop::Vec2ui ATLAS_SIZE = { 64, 64 };
constexpr Scop::Vec2f SPRITE_UNIT = Scop::Vec2f(SPRITE_SIZE) / Scop::Vec2f(ATLAS_SIZE);
constexpr std::array<Scop::Vec2ui, BlocksCount> BLOCKS_TO_ATLAS = {
Scop::Vec2ui{ 0, 0 }, // Air
Scop::Vec2ui{ 0, 0 }, // Dirt
Scop::Vec2ui{ 1, 0 }, // Stone
};
Scop::Vec2f GetAtlasOffset(BlockType type)
{
Scop::Vec2ui pos = BLOCKS_TO_ATLAS[static_cast<std::uint32_t>(type)];
return Scop::Vec2f(Scop::Vec2f(pos.x, SPRITE_SIZE.y - pos.y - 1) * SPRITE_UNIT);
}
Chunk::Chunk(World& world, Scop::Vec2i offset) : m_offset(offset), m_position(std::move(offset) * Scop::Vec2i{ CHUNK_SIZE.x, CHUNK_SIZE.z }), m_world(world)
{
}
@@ -37,7 +53,8 @@ void Chunk::GenerateMesh()
{
for(std::int32_t y = 0; y < CHUNK_SIZE.y; y++)
{
if(!GetBlock(Scop::Vec3i(x, y, z)))
BlockType type = static_cast<BlockType>(GetBlock(Scop::Vec3i(x, y, z)));
if(type == BlockType::Air)
continue;
if(!GetBlock(Scop::Vec3i(x, y, z + 1)))
@@ -49,10 +66,10 @@ void Chunk::GenerateMesh()
m_mesh_index_data.push_back(offset + 3);
m_mesh_index_data.push_back(offset + 1);
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[0].position + Scop::Vec3f(x, y, z), BLOCK_MESH[0].normal, BLOCK_MESH[0].uv));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[1].position + Scop::Vec3f(x, y, z), BLOCK_MESH[1].normal, BLOCK_MESH[1].uv));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[2].position + Scop::Vec3f(x, y, z), BLOCK_MESH[2].normal, BLOCK_MESH[2].uv));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[3].position + Scop::Vec3f(x, y, z), BLOCK_MESH[3].normal, BLOCK_MESH[3].uv));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[0].position + Scop::Vec3f(x, y, z), BLOCK_MESH[0].normal, GetAtlasOffset(type) + (Scop::Vec2f(SPRITE_UNIT) * BLOCK_MESH[0].uv)));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[1].position + Scop::Vec3f(x, y, z), BLOCK_MESH[1].normal, GetAtlasOffset(type) + (Scop::Vec2f(SPRITE_UNIT) * BLOCK_MESH[1].uv)));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[2].position + Scop::Vec3f(x, y, z), BLOCK_MESH[2].normal, GetAtlasOffset(type) + (Scop::Vec2f(SPRITE_UNIT) * BLOCK_MESH[2].uv)));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[3].position + Scop::Vec3f(x, y, z), BLOCK_MESH[3].normal, GetAtlasOffset(type) + (Scop::Vec2f(SPRITE_UNIT) * BLOCK_MESH[3].uv)));
offset += 4;
}
@@ -66,10 +83,10 @@ void Chunk::GenerateMesh()
m_mesh_index_data.push_back(offset + 1);
m_mesh_index_data.push_back(offset);
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[4].position + Scop::Vec3f(x, y, z), BLOCK_MESH[4].normal, BLOCK_MESH[4].uv));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[5].position + Scop::Vec3f(x, y, z), BLOCK_MESH[5].normal, BLOCK_MESH[5].uv));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[6].position + Scop::Vec3f(x, y, z), BLOCK_MESH[6].normal, BLOCK_MESH[6].uv));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[7].position + Scop::Vec3f(x, y, z), BLOCK_MESH[7].normal, BLOCK_MESH[7].uv));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[4].position + Scop::Vec3f(x, y, z), BLOCK_MESH[4].normal, GetAtlasOffset(type) + (Scop::Vec2f(SPRITE_UNIT) * BLOCK_MESH[4].uv)));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[5].position + Scop::Vec3f(x, y, z), BLOCK_MESH[5].normal, GetAtlasOffset(type) + (Scop::Vec2f(SPRITE_UNIT) * BLOCK_MESH[5].uv)));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[6].position + Scop::Vec3f(x, y, z), BLOCK_MESH[6].normal, GetAtlasOffset(type) + (Scop::Vec2f(SPRITE_UNIT) * BLOCK_MESH[6].uv)));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[7].position + Scop::Vec3f(x, y, z), BLOCK_MESH[7].normal, GetAtlasOffset(type) + (Scop::Vec2f(SPRITE_UNIT) * BLOCK_MESH[7].uv)));
offset += 4;
}
@@ -83,10 +100,10 @@ void Chunk::GenerateMesh()
m_mesh_index_data.push_back(offset + 2);
m_mesh_index_data.push_back(offset + 3);
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[8].position + Scop::Vec3f(x, y, z), BLOCK_MESH[0].normal, BLOCK_MESH[8].uv));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[9].position + Scop::Vec3f(x, y, z), BLOCK_MESH[9].normal, BLOCK_MESH[9].uv));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[10].position + Scop::Vec3f(x, y, z), BLOCK_MESH[10].normal, BLOCK_MESH[10].uv));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[11].position + Scop::Vec3f(x, y, z), BLOCK_MESH[11].normal, BLOCK_MESH[11].uv));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[8].position + Scop::Vec3f(x, y, z), BLOCK_MESH[0].normal, GetAtlasOffset(type) + (Scop::Vec2f(SPRITE_UNIT) * BLOCK_MESH[8].uv)));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[9].position + Scop::Vec3f(x, y, z), BLOCK_MESH[9].normal, GetAtlasOffset(type) + (Scop::Vec2f(SPRITE_UNIT) * BLOCK_MESH[9].uv)));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[10].position + Scop::Vec3f(x, y, z), BLOCK_MESH[10].normal, GetAtlasOffset(type) + (Scop::Vec2f(SPRITE_UNIT) * BLOCK_MESH[10].uv)));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[11].position + Scop::Vec3f(x, y, z), BLOCK_MESH[11].normal, GetAtlasOffset(type) + (Scop::Vec2f(SPRITE_UNIT) * BLOCK_MESH[11].uv)));
offset += 4;
}
@@ -100,10 +117,10 @@ void Chunk::GenerateMesh()
m_mesh_index_data.push_back(offset);
m_mesh_index_data.push_back(offset + 2);
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[12].position + Scop::Vec3f(x, y, z), BLOCK_MESH[12].normal, BLOCK_MESH[12].uv));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[13].position + Scop::Vec3f(x, y, z), BLOCK_MESH[13].normal, BLOCK_MESH[13].uv));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[14].position + Scop::Vec3f(x, y, z), BLOCK_MESH[14].normal, BLOCK_MESH[14].uv));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[15].position + Scop::Vec3f(x, y, z), BLOCK_MESH[15].normal, BLOCK_MESH[15].uv));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[12].position + Scop::Vec3f(x, y, z), BLOCK_MESH[12].normal, GetAtlasOffset(type) + (Scop::Vec2f(SPRITE_UNIT) * BLOCK_MESH[12].uv)));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[13].position + Scop::Vec3f(x, y, z), BLOCK_MESH[13].normal, GetAtlasOffset(type) + (Scop::Vec2f(SPRITE_UNIT) * BLOCK_MESH[13].uv)));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[14].position + Scop::Vec3f(x, y, z), BLOCK_MESH[14].normal, GetAtlasOffset(type) + (Scop::Vec2f(SPRITE_UNIT) * BLOCK_MESH[14].uv)));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[15].position + Scop::Vec3f(x, y, z), BLOCK_MESH[15].normal, GetAtlasOffset(type) + (Scop::Vec2f(SPRITE_UNIT) * BLOCK_MESH[15].uv)));
offset += 4;
}
@@ -117,10 +134,10 @@ void Chunk::GenerateMesh()
m_mesh_index_data.push_back(offset + 1);
m_mesh_index_data.push_back(offset);
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[16].position + Scop::Vec3f(x, y, z), BLOCK_MESH[16].normal, BLOCK_MESH[16].uv));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[17].position + Scop::Vec3f(x, y, z), BLOCK_MESH[17].normal, BLOCK_MESH[17].uv));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[18].position + Scop::Vec3f(x, y, z), BLOCK_MESH[18].normal, BLOCK_MESH[18].uv));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[19].position + Scop::Vec3f(x, y, z), BLOCK_MESH[19].normal, BLOCK_MESH[19].uv));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[16].position + Scop::Vec3f(x, y, z), BLOCK_MESH[16].normal, GetAtlasOffset(type) + (Scop::Vec2f(SPRITE_UNIT) * BLOCK_MESH[16].uv)));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[17].position + Scop::Vec3f(x, y, z), BLOCK_MESH[17].normal, GetAtlasOffset(type) + (Scop::Vec2f(SPRITE_UNIT) * BLOCK_MESH[17].uv)));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[18].position + Scop::Vec3f(x, y, z), BLOCK_MESH[18].normal, GetAtlasOffset(type) + (Scop::Vec2f(SPRITE_UNIT) * BLOCK_MESH[18].uv)));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[19].position + Scop::Vec3f(x, y, z), BLOCK_MESH[19].normal, GetAtlasOffset(type) + (Scop::Vec2f(SPRITE_UNIT) * BLOCK_MESH[19].uv)));
offset += 4;
}
@@ -134,10 +151,10 @@ void Chunk::GenerateMesh()
m_mesh_index_data.push_back(offset + 3);
m_mesh_index_data.push_back(offset + 1);
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[20].position + Scop::Vec3f(x, y, z), BLOCK_MESH[20].normal, BLOCK_MESH[20].uv));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[21].position + Scop::Vec3f(x, y, z), BLOCK_MESH[21].normal, BLOCK_MESH[21].uv));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[22].position + Scop::Vec3f(x, y, z), BLOCK_MESH[22].normal, BLOCK_MESH[22].uv));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[23].position + Scop::Vec3f(x, y, z), BLOCK_MESH[23].normal, BLOCK_MESH[23].uv));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[20].position + Scop::Vec3f(x, y, z), BLOCK_MESH[20].normal, GetAtlasOffset(type) + (Scop::Vec2f(SPRITE_UNIT) * BLOCK_MESH[20].uv)));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[21].position + Scop::Vec3f(x, y, z), BLOCK_MESH[21].normal, GetAtlasOffset(type) + (Scop::Vec2f(SPRITE_UNIT) * BLOCK_MESH[21].uv)));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[22].position + Scop::Vec3f(x, y, z), BLOCK_MESH[22].normal, GetAtlasOffset(type) + (Scop::Vec2f(SPRITE_UNIT) * BLOCK_MESH[22].uv)));
m_mesh_data.push_back(Scop::Vertex(BLOCK_MESH[23].position + Scop::Vec3f(x, y, z), BLOCK_MESH[23].normal, GetAtlasOffset(type) + (Scop::Vec2f(SPRITE_UNIT) * BLOCK_MESH[23].uv)));
offset += 4;
}
@@ -163,26 +180,26 @@ void Chunk::UploadMesh()
std::uint32_t Chunk::GetBlock(Scop::Vec3i position) const noexcept
{
if(position.y < 0 || position.y >= CHUNK_SIZE.y) [[unlikely]] // No chunk under or above
return 1;
return static_cast<std::uint32_t>(BlockType::Dirt);
if(position.x < 0) [[unlikely]]
{
Scop::NonOwningPtr<Chunk> neighbour = m_world.GetChunk(Scop::Vec2i{ m_offset.x - 1, m_offset.y });
return neighbour ? neighbour->GetBlock(Scop::Vec3i(CHUNK_SIZE.x - 1, position.y, position.z)) : 1;
return neighbour ? neighbour->GetBlock(Scop::Vec3i(CHUNK_SIZE.x - 1, position.y, position.z)) : static_cast<std::uint32_t>(BlockType::Dirt);
}
if(position.x >= CHUNK_SIZE.x) [[unlikely]]
{
Scop::NonOwningPtr<Chunk> neighbour = m_world.GetChunk(Scop::Vec2i{ m_offset.x + 1, m_offset.y });
return neighbour ? neighbour->GetBlock(Scop::Vec3i(0, position.y, position.z)) : 1;
return neighbour ? neighbour->GetBlock(Scop::Vec3i(0, position.y, position.z)) : static_cast<std::uint32_t>(BlockType::Dirt);
}
if(position.z < 0) [[unlikely]]
{
Scop::NonOwningPtr<Chunk> neighbour = m_world.GetChunk(Scop::Vec2i{ m_offset.x, m_offset.y - 1 });
return neighbour ? neighbour->GetBlock(Scop::Vec3i(position.x, position.y, CHUNK_SIZE.x - 1)) : 1;
return neighbour ? neighbour->GetBlock(Scop::Vec3i(position.x, position.y, CHUNK_SIZE.x - 1)) : static_cast<std::uint32_t>(BlockType::Dirt);
}
if(position.z >= CHUNK_SIZE.z) [[unlikely]]
{
Scop::NonOwningPtr<Chunk> neighbour = m_world.GetChunk(Scop::Vec2i{ m_offset.x, m_offset.y + 1 });
return neighbour ? neighbour->GetBlock(Scop::Vec3i(position.x, position.y, 0)) : 1;
return neighbour ? neighbour->GetBlock(Scop::Vec3i(position.x, position.y, 0)) : static_cast<std::uint32_t>(BlockType::Dirt);
}
return m_data[POS_TO_INDEX(position.x, position.z)][position.y];
}

10
Application/Noise.cpp
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@@ -1,13 +1,19 @@
#include <Noise.h>
#include <Block.h>
[[nodiscard]] std::array<std::uint32_t, CHUNK_SIZE.y> Noise::GetHeight(Scop::Vec2i pos)
{
std::array<std::uint32_t, CHUNK_SIZE.y> data;
std::memset(data.data(), 0, data.size() * sizeof(std::uint32_t));
std::memset(data.data(), static_cast<std::uint32_t>(BlockType::Air), data.size() * sizeof(std::uint32_t));
std::uint32_t height = std::abs(std::sin((float)pos.x / 20.0f) * std::cos((float)pos.y / 20.0f) * 60.0f) + 1;
for(std::uint32_t y = 0; y < std::min(height, CHUNK_SIZE.y); y++)
data[y] = 1;
{
if(y > std::min(height, CHUNK_SIZE.y) - 2)
data[y] = static_cast<std::uint32_t>(BlockType::Dirt);
else
data[y] = static_cast<std::uint32_t>(BlockType::Stone);
}
return data;
}

2
Application/World.cpp
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@@ -9,7 +9,7 @@ World::World(Scop::Scene& scene) : m_scene(scene), m_previous_chunk_position(-10
{
Scop::Vec2ui32 map_size;
Scop::MaterialTextures material_params;
material_params.albedo = std::make_shared<Scop::Texture>(Scop::LoadBMPFile(GetResourcesPath() / "dirt.bmp", map_size), map_size.x, map_size.y);
material_params.albedo = std::make_shared<Scop::Texture>(Scop::LoadBMPFile(GetResourcesPath() / "atlas.bmp", map_size), map_size.x, map_size.y);
p_block_material = std::make_shared<Scop::Material>(material_params);
std::thread(&World::GenerateWorld, this).detach();

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