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-rw-r--r--builtin/game/item.lua1
-rw-r--r--games/devtest/mods/testnodes/textures.lua15
-rw-r--r--src/nodedef.cpp20
-rw-r--r--src/nodedef.h9
-rw-r--r--src/script/common/c_content.cpp5
5 files changed, 8 insertions, 42 deletions
diff --git a/builtin/game/item.lua b/builtin/game/item.lua
index 0df25b455..63f8d50e5 100644
--- a/builtin/game/item.lua
+++ b/builtin/game/item.lua
@@ -715,7 +715,6 @@ core.nodedef_default = {
-- {name="", backface_culling=true},
-- {name="", backface_culling=true},
--},
- alpha = 255,
post_effect_color = {a=0, r=0, g=0, b=0},
paramtype = "none",
paramtype2 = "none",
diff --git a/games/devtest/mods/testnodes/textures.lua b/games/devtest/mods/testnodes/textures.lua
index e0724c229..af3b7f468 100644
--- a/games/devtest/mods/testnodes/textures.lua
+++ b/games/devtest/mods/testnodes/textures.lua
@@ -51,23 +51,16 @@ for a=1,#alphas do
groups = { dig_immediate = 3 },
})
- -- Transparency set via "alpha" parameter
+ -- Transparency set via texture modifier
minetest.register_node("testnodes:alpha_"..alpha, {
description = S("Alpha Test Node (@1)", alpha),
- -- It seems that only the liquid drawtype supports the alpha parameter
- drawtype = "liquid",
+ drawtype = "glasslike",
paramtype = "light",
tiles = {
- "testnodes_alpha.png",
+ "testnodes_alpha.png^[opacity:" .. alpha,
},
- alpha = alpha,
-
+ use_texture_alpha = true,
- liquidtype = "source",
- liquid_range = 0,
- liquid_viscosity = 0,
- liquid_alternative_source = "testnodes:alpha_"..alpha,
- liquid_alternative_flowing = "testnodes:alpha_"..alpha,
groups = { dig_immediate = 3 },
})
end
diff --git a/src/nodedef.cpp b/src/nodedef.cpp
index 1740b010a..b2cfd1f87 100644
--- a/src/nodedef.cpp
+++ b/src/nodedef.cpp
@@ -491,21 +491,6 @@ void ContentFeatures::serialize(std::ostream &os, u16 protocol_version) const
writeU8(os, leveled_max);
}
-void ContentFeatures::correctAlpha(TileDef *tiles, int length)
-{
- // alpha == 0 means that the node is using texture alpha
- if (alpha == 0 || alpha == 255)
- return;
-
- for (int i = 0; i < length; i++) {
- if (tiles[i].name.empty())
- continue;
- std::stringstream s;
- s << tiles[i].name << "^[noalpha^[opacity:" << ((int)alpha);
- tiles[i].name = s.str();
- }
-}
-
void ContentFeatures::deSerialize(std::istream &is)
{
// version detection
@@ -874,11 +859,6 @@ void ContentFeatures::updateTextures(ITextureSource *tsrc, IShaderSource *shdsrc
}
if (is_liquid) {
- // Vertex alpha is no longer supported, correct if necessary.
- correctAlpha(tdef, 6);
- correctAlpha(tdef_overlay, 6);
- correctAlpha(tdef_spec, CF_SPECIAL_COUNT);
-
if (waving == 3) {
material_type = (alpha == 255) ? TILE_MATERIAL_WAVING_LIQUID_OPAQUE :
TILE_MATERIAL_WAVING_LIQUID_TRANSPARENT;
diff --git a/src/nodedef.h b/src/nodedef.h
index 66c21cc07..63b9474b9 100644
--- a/src/nodedef.h
+++ b/src/nodedef.h
@@ -418,15 +418,6 @@ struct ContentFeatures
void serialize(std::ostream &os, u16 protocol_version) const;
void deSerialize(std::istream &is);
- /*!
- * Since vertex alpha is no longer supported, this method
- * adds opacity directly to the texture pixels.
- *
- * \param tiles array of the tile definitions.
- * \param length length of tiles
- */
- void correctAlpha(TileDef *tiles, int length);
-
#ifndef SERVER
/*
* Checks if any tile texture has any transparent pixels.
diff --git a/src/script/common/c_content.cpp b/src/script/common/c_content.cpp
index 4316f412d..5d29422af 100644
--- a/src/script/common/c_content.cpp
+++ b/src/script/common/c_content.cpp
@@ -618,7 +618,10 @@ void read_content_features(lua_State *L, ContentFeatures &f, int index)
}
lua_pop(L, 1);
- f.alpha = getintfield_default(L, index, "alpha", 255);
+ warn_if_field_exists(L, index, "alpha",
+ "Obsolete, only limited compatibility provided");
+ if (getintfield_default(L, index, "alpha", 255) != 255)
+ f.alpha = 0;
bool usealpha = getboolfield_default(L, index,
"use_texture_alpha", false);