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Make faces shading correct for all possible modes. 

Skip shading for lightsources and top of the nodes.
Fixes liquid sources and flowing surfaces having different brightness.
master
RealBadAngel 2014-08-10 23:43:26 +02:00
parent 587167e940
commit 5e54bf1472
2 changed files with 17 additions and 17 deletions
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2
client/shaders/nodes_shader/opengl_vertex.glsl
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@ -108,7 +108,7 @@ void main(void)
// Moonlight is blue
b += (day - night) / 13.0;
rg -= (day - night) / 13.0;
rg -= (day - night) / 23.0;
// Emphase blue a bit in darker places
// See C++ implementation in mapblock_mesh.cpp finalColorBlend()

24
src/mapblock_mesh.cpp
View File

@ -32,11 +32,10 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#include "settings.h"
#include "util/directiontables.h"
static void applyContrast(video::SColor& color, float factor)
static void applyFacesShading(video::SColor& color, float factor)
{
color.setRed(core::clamp(core::round32(color.getRed()*factor), 0, 255));
color.setGreen(core::clamp(core::round32(color.getGreen()*factor), 0, 255));
color.setBlue(core::clamp(core::round32(color.getBlue()*factor), 0, 255));
}
/*
@ -1142,21 +1141,22 @@ MapBlockMesh::MapBlockMesh(MeshMakeData *data, v3s16 camera_offset):
for(u32 j = 0; j < p.vertices.size(); j++)
{
// Note applyContrast second parameter is precalculated sqrt from original
// values for speed improvement
// Note applyFacesShading second parameter is precalculated sqrt
// value for speed improvement
// Skip it for lightsources and top faces.
video::SColor &vc = p.vertices[j].Color;
if(p.vertices[j].Normal.Y > 0.5) {
applyContrast (vc, 1.095445);
} else if (p.vertices[j].Normal.Y < -0.5) {
applyContrast (vc, 0.547723);
if (!vc.getBlue()) {
if (p.vertices[j].Normal.Y < -0.5) {
applyFacesShading (vc, 0.447213);
} else if (p.vertices[j].Normal.X > 0.5) {
applyContrast (vc, 0.707107);
applyFacesShading (vc, 0.670820);
} else if (p.vertices[j].Normal.X < -0.5) {
applyContrast (vc, 0.707107);
applyFacesShading (vc, 0.670820);
} else if (p.vertices[j].Normal.Z > 0.5) {
applyContrast (vc, 0.894427);
applyFacesShading (vc, 0.836660);
} else if (p.vertices[j].Normal.Z < -0.5) {
applyContrast (vc, 0.894427);
applyFacesShading (vc, 0.836660);
}
}
if(!enable_shaders)
{