Initial commit

Rx_SetStartupMovie.sln

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+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio 14
+VisualStudioVersion = 14.0.24720.0
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "Rx_SetStartupMovie", "Rx_SetStartupMovie\Rx_SetStartupMovie.vcxproj", "{1DEF81B5-47F8-4028-90CC-0915FF7FBA8D}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|x64 = Debug|x64
+		Debug|x86 = Debug|x86
+		Release|x64 = Release|x64
+		Release|x86 = Release|x86
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+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
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+		{1DEF81B5-47F8-4028-90CC-0915FF7FBA8D}.Debug|x64.Build.0 = Debug|x64
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+		{1DEF81B5-47F8-4028-90CC-0915FF7FBA8D}.Debug|x86.Build.0 = Debug|Win32
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+		{1DEF81B5-47F8-4028-90CC-0915FF7FBA8D}.Release|x64.Build.0 = Release|x64
+		{1DEF81B5-47F8-4028-90CC-0915FF7FBA8D}.Release|x86.ActiveCfg = Release|Win32
+		{1DEF81B5-47F8-4028-90CC-0915FF7FBA8D}.Release|x86.Build.0 = Release|Win32
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+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+EndGlobal

Rx_SetStartupMovie/Rx_SetStartupMovie.c

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+/**
+ * Copyright (C) 2016 Jessica James.
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
+ * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
+ * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Written by Jessica James <jessica.aj@outlook.com>
+ */
+
+#define _CRT_SECURE_NO_WARNINGS
+
+#include <stdlib.h> // wcstombs
+#include <wchar.h> // wchar_t, wcscmp
+#include <stdio.h> // fopen, fclose, rename
+#include <string.h> // strcpy
+
+/** Directory that movies are stored in */
+#define MOVIES_DIRECTORY "..\\..\\..\\UDKGame\\Movies\\"
+
+ /** Movie file extension */
+#define MOVIE_FILE_EXTENSION ".bik"
+const char movie_file_extension[] = MOVIE_FILE_EXTENSION;
+
+/** Name of the movie which is loaded by UDK */
+const char movie_filename[] = MOVIES_DIRECTORY "UDKFrontEnd.udk_loading" MOVIE_FILE_EXTENSION;
+
+/** Prefix of the loading screens which we are to use */
+const char movie_prefix[] = MOVIES_DIRECTORY "LoadingScreen_";
+
+__declspec(dllexport) void SetStartupMovie(wchar_t *in_leaving_level, wchar_t *in_loading_level)
+{
+	FILE *file;
+	size_t leaving_level_length;
+	size_t loading_level_length;
+	char leaving_level[256];
+	char loading_level[256];
+	char loading_level_movie_filename[256];
+	char leaving_level_movie_filename[256];
+
+	if (wcscmp(in_leaving_level, in_loading_level) == 0)
+		return; // Nothing to change.
+
+	// Copy inputs to character arrays (interactions with files require this)
+	leaving_level_length = wcstombs(leaving_level, in_leaving_level, sizeof(leaving_level));
+	loading_level_length = wcstombs(loading_level, in_loading_level, sizeof(loading_level));
+
+	// Ensure that our strings are null-terminated
+	if (leaving_level_length == sizeof(leaving_level))
+		--leaving_level_length;
+	leaving_level[leaving_level_length] = '\0';
+
+	if (loading_level_length == sizeof(loading_level))
+		--loading_level_length;
+	loading_level[loading_level_length] = '\0';
+
+	// Ensure that our strings are null-terminated
+	leaving_level[sizeof(leaving_level) / sizeof(char) - 1] = '\0';
+	loading_level[sizeof(loading_level) / sizeof(char) - 1] = '\0';
+
+	strcpy(loading_level_movie_filename, movie_prefix);
+	strcpy(loading_level_movie_filename + sizeof(movie_prefix) / sizeof(char) - 1, loading_level);
+	strcpy(loading_level_movie_filename + sizeof(movie_prefix) / sizeof(char) - 1 + loading_level_length, movie_file_extension);
+
+	file = fopen(loading_level_movie_filename, "rb");
+	if (file != NULL) // level-specific movie exists; move it into place
+	{
+		fclose(file);
+
+		// check if default movie is in position
+		file = fopen(movie_prefix, "rb");
+		if (file != NULL)
+		{
+			fclose(file);
+
+			// A level-specific movie is currently in position; move it
+			strcpy(leaving_level_movie_filename, movie_prefix);
+			strcpy(leaving_level_movie_filename + sizeof(movie_prefix) / sizeof(char) - 1, leaving_level);
+			strcpy(leaving_level_movie_filename + sizeof(movie_prefix) / sizeof(char) - 1 + leaving_level_length, movie_file_extension);
+			rename(movie_filename, leaving_level_movie_filename);
+		}
+		else // The default movie is currently in position; move it.
+			rename(movie_filename, movie_prefix);
+
+		// Move level-specific movie into place
+		rename(loading_level_movie_filename, movie_filename);
+	}
+	else // level-specific movie doesn't exist; ensure that current movie is default
+	{	
+		// check if default movie is in position
+		file = fopen(movie_prefix, "rb");
+		if (file != NULL)
+		{
+			fclose(file);
+
+			// A level-specific movie is currently in position; move it
+			strcpy(leaving_level_movie_filename, movie_prefix);
+			strcpy(leaving_level_movie_filename + sizeof(movie_prefix) / sizeof(char) - 1, leaving_level);
+			strcpy(leaving_level_movie_filename + sizeof(movie_prefix) / sizeof(char) - 1 + leaving_level_length, movie_file_extension);
+			rename(movie_filename, leaving_level_movie_filename);
+
+			// Move the default movie into position
+			rename(movie_prefix, movie_filename);
+		}
+		// else // Default movie is already in position; nothing to do
+	}
+}

Rx_SetStartupMovie/Rx_SetStartupMovie.vcxproj

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Rx_SetStartupMovie/Rx_SetStartupMovie.vcxproj.filters

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