aboutsummaryrefslogtreecommitdiff
path: root/src/script
diff options
context:
space:
mode:
Diffstat (limited to 'src/script')
-rw-r--r--src/script/lua_api/l_util.cpp43
-rw-r--r--src/script/lua_api/l_util.h6
2 files changed, 49 insertions, 0 deletions
diff --git a/src/script/lua_api/l_util.cpp b/src/script/lua_api/l_util.cpp
index 8de2d67c8..87436fce0 100644
--- a/src/script/lua_api/l_util.cpp
+++ b/src/script/lua_api/l_util.cpp
@@ -40,6 +40,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
#include "version.h"
#include "util/hex.h"
#include "util/sha1.h"
+#include "util/png.h"
#include <algorithm>
#include <cstdio>
@@ -497,6 +498,43 @@ int ModApiUtil::l_colorspec_to_colorstring(lua_State *L)
return 0;
}
+// colorspec_to_bytes(colorspec)
+int ModApiUtil::l_colorspec_to_bytes(lua_State *L)
+{
+ NO_MAP_LOCK_REQUIRED;
+
+ video::SColor color(0);
+ if (read_color(L, 1, &color)) {
+ u8 colorbytes[4] = {
+ (u8) color.getRed(),
+ (u8) color.getGreen(),
+ (u8) color.getBlue(),
+ (u8) color.getAlpha(),
+ };
+ lua_pushlstring(L, (const char*) colorbytes, 4);
+ return 1;
+ }
+
+ return 0;
+}
+
+// encode_png(w, h, data, level)
+int ModApiUtil::l_encode_png(lua_State *L)
+{
+ NO_MAP_LOCK_REQUIRED;
+
+ // The args are already pre-validated on the lua side.
+ u32 width = readParam<int>(L, 1);
+ u32 height = readParam<int>(L, 2);
+ const char *data = luaL_checklstring(L, 3, NULL);
+ s32 compression = readParam<int>(L, 4);
+
+ std::string out = encodePNG((const u8*)data, width, height, compression);
+
+ lua_pushlstring(L, out.data(), out.size());
+ return 1;
+}
+
void ModApiUtil::Initialize(lua_State *L, int top)
{
API_FCT(log);
@@ -532,6 +570,9 @@ void ModApiUtil::Initialize(lua_State *L, int top)
API_FCT(get_version);
API_FCT(sha1);
API_FCT(colorspec_to_colorstring);
+ API_FCT(colorspec_to_bytes);
+
+ API_FCT(encode_png);
LuaSettings::create(L, g_settings, g_settings_path);
lua_setfield(L, top, "settings");
@@ -557,6 +598,7 @@ void ModApiUtil::InitializeClient(lua_State *L, int top)
API_FCT(get_version);
API_FCT(sha1);
API_FCT(colorspec_to_colorstring);
+ API_FCT(colorspec_to_bytes);
}
void ModApiUtil::InitializeAsync(lua_State *L, int top)
@@ -585,6 +627,7 @@ void ModApiUtil::InitializeAsync(lua_State *L, int top)
API_FCT(get_version);
API_FCT(sha1);
API_FCT(colorspec_to_colorstring);
+ API_FCT(colorspec_to_bytes);
LuaSettings::create(L, g_settings, g_settings_path);
lua_setfield(L, top, "settings");
diff --git a/src/script/lua_api/l_util.h b/src/script/lua_api/l_util.h
index 6943a6afb..54d2be619 100644
--- a/src/script/lua_api/l_util.h
+++ b/src/script/lua_api/l_util.h
@@ -104,6 +104,12 @@ private:
// colorspec_to_colorstring(colorspec)
static int l_colorspec_to_colorstring(lua_State *L);
+ // colorspec_to_bytes(colorspec)
+ static int l_colorspec_to_bytes(lua_State *L);
+
+ // encode_png(w, h, data, level)
+ static int l_encode_png(lua_State *L);
+
public:
static void Initialize(lua_State *L, int top);
static void InitializeAsync(lua_State *L, int top);