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#include "lua/modules/luax.h"
#include "lua/modules/types.h"
#include "lua/common/common.h"
#include "libjin/jin.h"
namespace jin
{
namespace lua
{
using namespace jin::graphics;
typedef Ref<JSLProgram>& JSLRef;
static inline JSLRef checkJSLProgram(lua_State* L)
{
Proxy* proxy = (Proxy*)luax_checktype(L, 1, JIN_GRAPHICS_SHADER);
return proxy->getRef<JSLProgram>();
}
/**
* jsl:sendNumber("variable", 0.1)
*/
static int l_sendNumber (lua_State* L)
{
JSLRef ref = checkJSLProgram(L);
const char* variable = luax_checkstring(L, 2);
float number = luax_checknumber(L, 3);
ref->sendFloat(variable, number);
return 0;
}
static int l_sendTexture (lua_State* L)
{
JSLRef ref = checkJSLProgram(L);
const char* variable = luax_checkstring(L, 2);
Proxy* proxy = (Proxy*)luax_checktype(L, 3, JIN_GRAPHICS_TEXTURE);
Ref<Texture>& tex = proxy->getRef<Texture>();
ref->sendTexture(variable, tex.getObject());
return 0;
}
static int l_sendCanvas (lua_State* L)
{
JSLRef ref = checkJSLProgram(L);
const char* variable = luax_checkstring(L, 2);
Proxy* proxy = (Proxy*)luax_checktype(L, 3, JIN_GRAPHICS_CANVAS);
Ref<Canvas>& canvas = proxy->getRef<Canvas>();
ref->sendCanvas(variable, canvas.getObject());
return 0;
}
static int l_sendVec2 (lua_State* L)
{
JSLRef ref = checkJSLProgram(L);
const char* variable = luax_checkstring(L, 2);
float x = luax_checknumber(L, 3);
float y = luax_checknumber(L, 4);
ref->sendVec2(variable, x, y);
return 0;
}
static int l_sendVec3 (lua_State* L)
{
JSLRef ref = checkJSLProgram(L);
const char* variable = luax_checkstring(L, 2);
float x = luax_checknumber(L, 3);
float y = luax_checknumber(L, 4);
float z = luax_checknumber(L, 5);
ref->sendVec3(variable, x, y, z);
return 0;
}
static int l_sendVec4 (lua_State* L)
{
JSLRef ref = checkJSLProgram(L);
const char* variable = luax_checkstring(L, 2);
float x = luax_checknumber(L, 3);
float y = luax_checknumber(L, 4);
float z = luax_checknumber(L, 5);
float w = luax_checknumber(L, 6);
ref->sendVec4(variable, x, y, z, w);
return 0;
}
static int l_sendColor (lua_State* L)
{
return l_sendVec4(L);
}
static int l_gc(lua_State* L)
{
Proxy* proxy = (Proxy*)luax_checktype(L, 1, JIN_GRAPHICS_SHADER);
proxy->release();
return 0;
}
static const luaL_Reg f[] = {
{ "__gc", l_gc },
{ "sendNumber", l_sendNumber },
{ "sendTexture", l_sendTexture },
{ "sendCanvas", l_sendCanvas },
{ "sendVec2", l_sendVec2 },
{ "sendVec3", l_sendVec3 },
{ "sendVec4", l_sendVec4 },
{ "sendColor", l_sendColor },
{ 0, 0 }
};
/**
* JSL program
*/
int luaopen_JSL(lua_State* L)
{
luax_newtype(L, JIN_GRAPHICS_SHADER, f);
return 0;
}
} // lua
} // jin
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