mirror of https://github.com/minetest/minetest.git
Clean and optimize clouds.cpp enough to not really contain any of the small amount of non-LGPLv2/later code left
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Perttu Ahola
parent
037b259197
commit
e9c123b1b9
10
README.txt
10
README.txt
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@ -256,8 +256,6 @@ http://creativecommons.org/licenses/by-sa/3.0/
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License of Minetest-c55 source code
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-----------------------------------
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MOST of code:
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-------------
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Minetest-c55
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Copyright (C) 2010-2011 celeron55, Perttu Ahola <celeron55@gmail.com>
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@ -275,14 +273,6 @@ You should have received a copy of the GNU Lesser General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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Some code:
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----------
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Some code in
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- src/clouds.cpp
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is distributed under (GPLv2 OR later) OR (LGPLv3 OR LATER), at your opinion.
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The conflicting parts can be determined by looking at the version control history.
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These parts will be shortly rewritten to a reasonable extent.
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Irrlicht
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---------------
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171
src/clouds.cpp
171
src/clouds.cpp
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@ -3,16 +3,16 @@ Minetest-c55
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Copyright (C) 2010-2011 celeron55, Perttu Ahola <celeron55@gmail.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU General Public License along
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You should have received a copy of the GNU Lesser General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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@ -213,8 +213,7 @@ void Clouds::render()
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v2f p0 = v2f(xi,zi)*cloud_size + world_center_of_drawing_in_noise_f;
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video::S3DVertex v[4] =
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{
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video::S3DVertex v[4] = {
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video::S3DVertex(0,0,0, 0,0,0, c_top, 0, 1),
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video::S3DVertex(0,0,0, 0,0,0, c_top, 1, 1),
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video::S3DVertex(0,0,0, 0,0,0, c_top, 1, 0),
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@ -236,88 +235,88 @@ void Clouds::render()
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{
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switch(i)
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{
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case 0: // top
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for(int j=0;j<4;j++){
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v[j].Normal = v3f(0,1,0);
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}
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v[0].Pos.X=-rx; v[0].Pos.Y= ry; v[0].Pos.Z=-rz;
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v[1].Pos.X=-rx; v[1].Pos.Y= ry; v[1].Pos.Z= rz;
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v[2].Pos.X= rx; v[2].Pos.Y= ry; v[2].Pos.Z= rz;
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v[3].Pos.X= rx; v[3].Pos.Y= ry, v[3].Pos.Z=-rz;
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break;
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case 1: // back
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if(CONTAINS(xi, zi-1, cloud_radius_i)){
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u32 j = GETINDEX(xi, zi-1, cloud_radius_i);
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if(grid[j])
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continue;
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}
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for(int j=0;j<4;j++){
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v[j].Color=c_side_1;
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v[j].Normal = v3f(0,0,-1);
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}
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v[0].Pos.X=-rx; v[0].Pos.Y= ry; v[0].Pos.Z=-rz;
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v[1].Pos.X= rx; v[1].Pos.Y= ry; v[1].Pos.Z=-rz;
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v[2].Pos.X= rx; v[2].Pos.Y=-ry; v[2].Pos.Z=-rz;
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v[3].Pos.X=-rx; v[3].Pos.Y=-ry, v[3].Pos.Z=-rz;
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break;
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case 2: //right
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if(CONTAINS(xi+1, zi, cloud_radius_i)){
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u32 j = GETINDEX(xi+1, zi, cloud_radius_i);
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if(grid[j])
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continue;
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}
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for(int j=0;j<4;j++){
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v[j].Color=c_side_2;
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v[j].Normal = v3f(1,0,0);
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}
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v[0].Pos.X= rx; v[0].Pos.Y= ry; v[0].Pos.Z=-rz;
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v[1].Pos.X= rx; v[1].Pos.Y= ry; v[1].Pos.Z= rz;
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v[2].Pos.X= rx; v[2].Pos.Y=-ry; v[2].Pos.Z= rz;
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v[3].Pos.X= rx; v[3].Pos.Y=-ry, v[3].Pos.Z=-rz;
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break;
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case 3: // front
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if(CONTAINS(xi, zi+1, cloud_radius_i)){
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u32 j = GETINDEX(xi, zi+1, cloud_radius_i);
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if(grid[j])
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continue;
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}
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for(int j=0;j<4;j++){
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v[j].Color=c_side_1;
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v[j].Normal = v3f(0,0,-1);
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}
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v[0].Pos.X= rx; v[0].Pos.Y= ry; v[0].Pos.Z= rz;
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v[1].Pos.X=-rx; v[1].Pos.Y= ry; v[1].Pos.Z= rz;
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v[2].Pos.X=-rx; v[2].Pos.Y=-ry; v[2].Pos.Z= rz;
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v[3].Pos.X= rx; v[3].Pos.Y=-ry, v[3].Pos.Z= rz;
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break;
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case 4: // left
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if(CONTAINS(xi-1, zi, cloud_radius_i)){
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u32 j = GETINDEX(xi-1, zi, cloud_radius_i);
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if(grid[j])
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continue;
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}
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for(int j=0;j<4;j++){
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v[j].Color=c_side_2;
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v[j].Normal = v3f(-1,0,0);
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}
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v[0].Pos.X=-rx; v[0].Pos.Y= ry; v[0].Pos.Z= rz;
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v[1].Pos.X=-rx; v[1].Pos.Y= ry; v[1].Pos.Z=-rz;
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v[2].Pos.X=-rx; v[2].Pos.Y=-ry; v[2].Pos.Z=-rz;
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v[3].Pos.X=-rx; v[3].Pos.Y=-ry, v[3].Pos.Z= rz;
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break;
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case 5: // bottom
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for(int j=0;j<4;j++){
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v[j].Color=c_bottom;
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v[j].Normal = v3f(0,-1,0);
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}
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v[0].Pos.X= rx; v[0].Pos.Y=-ry; v[0].Pos.Z= rz;
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v[1].Pos.X=-rx; v[1].Pos.Y=-ry; v[1].Pos.Z= rz;
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v[2].Pos.X=-rx; v[2].Pos.Y=-ry; v[2].Pos.Z=-rz;
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v[3].Pos.X= rx; v[3].Pos.Y=-ry, v[3].Pos.Z=-rz;
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break;
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case 0: // top
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for(int j=0;j<4;j++){
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v[j].Normal.set(0,1,0);
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}
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v[0].Pos.set(-rx, ry,-rz);
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v[1].Pos.set(-rx, ry, rz);
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v[2].Pos.set( rx, ry, rz);
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v[3].Pos.set( rx, ry,-rz);
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break;
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case 1: // back
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if(CONTAINS(xi, zi-1, cloud_radius_i)){
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u32 j = GETINDEX(xi, zi-1, cloud_radius_i);
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if(grid[j])
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continue;
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}
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for(int j=0;j<4;j++){
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v[j].Color = c_side_1;
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v[j].Normal.set(0,0,-1);
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}
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v[0].Pos.set(-rx, ry,-rz);
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v[1].Pos.set( rx, ry,-rz);
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v[2].Pos.set( rx,-ry,-rz);
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v[3].Pos.set(-rx,-ry,-rz);
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break;
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case 2: //right
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if(CONTAINS(xi+1, zi, cloud_radius_i)){
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u32 j = GETINDEX(xi+1, zi, cloud_radius_i);
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if(grid[j])
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continue;
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}
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for(int j=0;j<4;j++){
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v[j].Color = c_side_2;
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v[j].Normal.set(1,0,0);
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}
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v[0].Pos.set( rx, ry,-rz);
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v[1].Pos.set( rx, ry, rz);
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v[2].Pos.set( rx,-ry, rz);
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v[3].Pos.set( rx,-ry,-rz);
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break;
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case 3: // front
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if(CONTAINS(xi, zi+1, cloud_radius_i)){
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u32 j = GETINDEX(xi, zi+1, cloud_radius_i);
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if(grid[j])
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continue;
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}
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for(int j=0;j<4;j++){
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v[j].Color = c_side_1;
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v[j].Normal.set(0,0,-1);
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}
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v[0].Pos.set( rx, ry, rz);
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v[1].Pos.set(-rx, ry, rz);
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v[2].Pos.set(-rx,-ry, rz);
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v[3].Pos.set( rx,-ry, rz);
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break;
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case 4: // left
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if(CONTAINS(xi-1, zi, cloud_radius_i)){
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u32 j = GETINDEX(xi-1, zi, cloud_radius_i);
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if(grid[j])
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continue;
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}
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for(int j=0;j<4;j++){
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v[j].Color = c_side_2;
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v[j].Normal.set(-1,0,0);
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}
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v[0].Pos.set(-rx, ry, rz);
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v[1].Pos.set(-rx, ry,-rz);
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v[2].Pos.set(-rx,-ry,-rz);
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v[3].Pos.set(-rx,-ry, rz);
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break;
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case 5: // bottom
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for(int j=0;j<4;j++){
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v[j].Color = c_bottom;
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v[j].Normal.set(0,-1,0);
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}
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v[0].Pos.set( rx,-ry, rz);
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v[1].Pos.set(-rx,-ry, rz);
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v[2].Pos.set(-rx,-ry,-rz);
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v[3].Pos.set( rx,-ry,-rz);
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break;
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}
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v3f pos = v3f(p0.X,m_cloud_y,p0.Y);
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v3f pos(p0.X, m_cloud_y, p0.Y);
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for(u16 i=0; i<4; i++)
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v[i].Pos += pos;
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