Add missing files

src/modules/graphics/opengl/wrap_PixelEffect.cpp

@@ -0,0 +1,117 @@
+#include "wrap_PixelEffect.h"
+#include "wrap_Image.h"
+#include "wrap_Framebuffer.h"
+#include <string>
+
+namespace love
+{
+namespace graphics
+{
+namespace opengl
+{
+	PixelEffect * luax_checkpixeleffect(lua_State * L, int idx)
+	{
+		return luax_checktype<PixelEffect>(L, idx, "PixelEffect", GRAPHICS_PIXELEFFECT_T);
+	}
+
+	int w_PixelEffect_getWarnings(lua_State * L)
+	{
+		PixelEffect * effect = luax_checkpixeleffect(L, 1);
+		lua_pushstring(L, effect->getWarnings().c_str());
+		return 1;
+	}
+
+	int w_PixelEffect_sendFloat(lua_State * L)
+	{
+		size_t count = lua_gettop(L) - 2;
+		PixelEffect * effect = luax_checkpixeleffect(L, 1);
+		const char* name = luaL_checkstring(L, 2);
+
+		if (count < 1 || count > 4)
+			return luaL_error(L, "Invalid variable count (expected 1-4, got %d).", count);
+
+		float values[4] = {0,0,0,0};
+		for (int i = 0; i < count; ++i)
+			values[i] = luaL_checknumber(L, i+1 + 2);
+
+		try {
+			effect->sendFloat(name, count, values);
+		} catch(love::Exception& e) {
+			luaL_error(L, e.what());
+		}
+
+		return 0;
+	}
+
+	int w_PixelEffect_sendMatrix(lua_State * L)
+	{
+		size_t count = lua_gettop(L) - 3;
+		PixelEffect * effect = luax_checkpixeleffect(L, 1);
+		const char* name = luaL_checkstring(L, 2);
+		int size = luaL_checkinteger(L, 3);
+
+		if (size < 2 || size > 4)
+			return luaL_error(L, "Invalid matrix size: %dx%d (only 2x2, 3x3 and 4x4 matrices are supported).", count, count);
+
+		float values[16] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0};
+		for (int i = 0; i < count; ++i)
+			values[i] = luaL_checknumber(L, i+1 + 3);
+
+		try {
+			effect->sendFloat(name, size, values);
+		} catch(love::Exception& e) {
+			luaL_error(L, e.what());
+		}
+
+		return 0;
+	}
+
+	int w_PixelEffect_sendImage(lua_State * L)
+	{
+		PixelEffect * effect = luax_checkpixeleffect(L, 1);
+		const char* name = luaL_checkstring(L, 2);
+		Image* img = luax_checkimage(L, 3);
+
+		try {
+			effect->sendImage(name, *img);
+		} catch(love::Exception& e) {
+			luaL_error(L, e.what());
+		}
+
+		return 0;
+	}
+
+	int w_PixelEffect_sendFramebuffer(lua_State * L)
+	{
+		PixelEffect * effect = luax_checkpixeleffect(L, 1);
+		const char* name = luaL_checkstring(L, 2);
+		Framebuffer* fb = luax_checkfbo(L, 3);
+
+		try {
+			effect->sendFramebuffer(name, *fb);
+		} catch(love::Exception& e) {
+			luaL_error(L, e.what());
+		}
+
+		return 0;
+	}
+
+
+	static const luaL_Reg functions[] = {
+		{ "getWarnings",     w_PixelEffect_getWarnings },
+		{ "sendFloat",       w_PixelEffect_sendFloat },
+		{ "sendMatrix",      w_PixelEffect_sendMatrix },
+		{ "sendImage",       w_PixelEffect_sendImage },
+		{ "sendFramebuffer", w_PixelEffect_sendFramebuffer },
+		{ 0, 0 }
+	};
+
+	int luaopen_pixeleffect(lua_State * L)
+	{
+		return luax_register_type(L, "PixelEffect", functions);
+	}
+
+} // opengl
+} // graphics
+} // love
+