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Don't generate more node shaders than needed

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This commit is contained in:
sfan5
2025-11-07 11:52:15 +01:00
parent 98295cf839
commit 6205e213c7
1 changed files with 11 additions and 20 deletions
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31
src/client/node_visuals.cpp
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@@ -22,11 +22,7 @@ struct TileAttribContext {
const TextureSettings &tsettings;
};
struct ShaderIds {
u32 normal;
// Shader that will handle an array texture and texture_layer_idx
u32 with_layers;
};
using GetShaderCallback = std::function<u32 /* shader id */ (bool /* array_texture */)>;
/*
Texture pool and related
@@ -78,7 +74,7 @@ void PreLoadedTextures::printStats(std::ostream &to) const
static void fillTileAttribs(TileLayer *layer, TileAttribContext context,
const TileSpec &tile, const TileDef &tiledef,
MaterialType material_type, ShaderIds shader)
MaterialType material_type, GetShaderCallback get_shader)
{
auto *tsrc = context.tsrc;
const auto &tsettings = context.tsettings;
@@ -167,8 +163,7 @@ static void fillTileAttribs(TileLayer *layer, TileAttribContext context,
// Decide on shader to use
if (layer->texture) {
layer->shader_id = (layer->texture->getType() == video::ETT_2D_ARRAY) ?
shader.with_layers : shader.normal;
layer->shader_id = get_shader(layer->texture->getType() == video::ETT_2D_ARRAY);
}
}
@@ -412,21 +407,15 @@ void NodeVisuals::updateTextures(ITextureSource *tsrc, IShaderSource *shdsrc, Cl
}
}
const bool texture_2d_array = getArrayTextureMax(shdsrc) > 1;
const auto &getNodeShader = [&] (MaterialType my_material, NodeDrawType my_drawtype) {
ShaderIds ret;
ret.normal = shdsrc->getShader("nodes_shader", my_material, my_drawtype);
// need to avoid generating the shader if unsupported
if (texture_2d_array)
ret.with_layers = shdsrc->getShader("nodes_shader", my_material, my_drawtype, true);
return ret;
GetShaderCallback tile_shader = [&] (bool array_texture) {
return shdsrc->getShader("nodes_shader", material_type, drawtype, array_texture);
};
ShaderIds tile_shader = getNodeShader(material_type, drawtype);
MaterialType overlay_material = material_type_with_alpha(material_type);
ShaderIds overlay_shader = getNodeShader(overlay_material, drawtype);
GetShaderCallback overlay_shader = [&] (bool array_texture) {
return shdsrc->getShader("nodes_shader", overlay_material, drawtype, array_texture);
};
// minimap pixel color = average color of top tile
if (tsettings.enable_minimap && drawtype != NDT_AIRLIKE && !tdef[0].name.empty())
@@ -477,7 +466,9 @@ void NodeVisuals::updateTextures(ITextureSource *tsrc, IShaderSource *shdsrc, Cl
special_material = TILE_MATERIAL_WAVING_LEAVES;
}
ShaderIds special_shader = getNodeShader(special_material, drawtype);
GetShaderCallback special_shader = [&] (bool array_texture) {
return shdsrc->getShader("nodes_shader", special_material, drawtype, array_texture);
};
// Special tiles (fill in f->special_tiles[])
for (u16 j = 0; j < CF_SPECIAL_COUNT; j++) {