diff options
| -rw-r--r-- | src/client/clouds.cpp | 47 |
1 files changed, 23 insertions, 24 deletions
diff --git a/src/client/clouds.cpp b/src/client/clouds.cpp index 887a62f25..ccc94cc88 100644 --- a/src/client/clouds.cpp +++ b/src/client/clouds.cpp @@ -170,8 +170,9 @@ void Clouds::render() // Read noise - bool *grid = new bool[m_cloud_radius_i * 2 * m_cloud_radius_i * 2]; - + std::vector<char> grid(m_cloud_radius_i * 2 * m_cloud_radius_i * 2); // vector<bool> is broken + std::vector<video::S3DVertex> vertices; + vertices.reserve(16 * m_cloud_radius_i * m_cloud_radius_i); for(s16 zi = -m_cloud_radius_i; zi < m_cloud_radius_i; zi++) { u32 si = (zi + m_cloud_radius_i) * m_cloud_radius_i * 2 + m_cloud_radius_i; @@ -195,12 +196,7 @@ void Clouds::render() { s16 zi = zi0; s16 xi = xi0; - // Draw from front to back (needed for transparency) - /*if(zi <= 0) - zi = -m_cloud_radius_i - zi; - if(xi <= 0) - xi = -m_cloud_radius_i - xi;*/ - // Draw from back to front + // Draw from back to front for proper transparency if(zi >= 0) zi = m_cloud_radius_i - zi - 1; if(xi >= 0) @@ -220,17 +216,10 @@ void Clouds::render() video::S3DVertex(0,0,0, 0,0,0, c_top, 0, 0) }; - /*if(zi <= 0 && xi <= 0){ - v[0].Color.setBlue(255); - v[1].Color.setBlue(255); - v[2].Color.setBlue(255); - v[3].Color.setBlue(255); - }*/ - - f32 rx = cloud_size / 2.0f; + const f32 rx = cloud_size / 2.0f; // if clouds are flat, the top layer should be at the given height - f32 ry = m_enable_3d ? m_params.thickness * BS : 0.0f; - f32 rz = cloud_size / 2; + const f32 ry = m_enable_3d ? m_params.thickness * BS : 0.0f; + const f32 rz = cloud_size / 2; for(int i=0; i<num_faces_to_draw; i++) { @@ -320,15 +309,25 @@ void Clouds::render() v3f pos(p0.X, m_params.height * BS, p0.Y); pos -= intToFloat(m_camera_offset, BS); - for (video::S3DVertex &vertex : v) + for (video::S3DVertex &vertex : v) { vertex.Pos += pos; - u16 indices[] = {0,1,2,2,3,0}; - driver->drawVertexPrimitiveList(v, 4, indices, 2, - video::EVT_STANDARD, scene::EPT_TRIANGLES, video::EIT_16BIT); + vertices.push_back(vertex); + } } } - - delete[] grid; + int quad_count = vertices.size() / 4; + std::vector<u16> indices; + indices.reserve(quad_count * 6); + for (int k = 0; k < quad_count; k++) { + indices.push_back(4 * k + 0); + indices.push_back(4 * k + 1); + indices.push_back(4 * k + 2); + indices.push_back(4 * k + 2); + indices.push_back(4 * k + 3); + indices.push_back(4 * k + 0); + } + driver->drawVertexPrimitiveList(vertices.data(), vertices.size(), indices.data(), 2 * quad_count, + video::EVT_STANDARD, scene::EPT_TRIANGLES, video::EIT_16BIT); // Restore fog settings driver->setFog(fog_color, fog_type, fog_start, fog_end, fog_density, |