1 files changed, 46 insertions, 0 deletions

diff --git a/src/video_core/utils.cpp b/src/video_core/utils.cpp
new file mode 100644
index 000000000..a6dd1e02c
--- /dev/null
+++ b/src/video_core/utils.cpp
@@ -0,0 +1,46 @@
+// Copyright 2014 Citra Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
+
+#include <stdio.h>
+#include <string.h>
+
+#include "utils.h"
+
+namespace VideoCore {
+
+/**
+ * Dumps a texture to TGA
+ * @param filename String filename to dump texture to
+ * @param width Width of texture in pixels
+ * @param height Height of texture in pixels
+ * @param raw_data Raw RGBA8 texture data to dump
+ * @todo This should be moved to some general purpose/common code
+ */
+void DumpTGA(std::string filename, int width, int height, u8* raw_data) {
+    TGAHeader hdr;
+    FILE* fout;
+    u8 r, g, b;
+
+    memset(&hdr, 0, sizeof(hdr));
+    hdr.datatypecode = 2; // uncompressed RGB
+    hdr.bitsperpixel = 24; // 24 bpp
+    hdr.width = width;
+    hdr.height = height;
+
+    fout = fopen(filename.c_str(), "wb");
+    fwrite(&hdr, sizeof(TGAHeader), 1, fout);
+    for (int i = 0; i < height; i++) {
+        for (int j = 0; j < width; j++) {
+            r = raw_data[(4 * (i * width)) + (4 * j) + 0];
+            g = raw_data[(4 * (i * width)) + (4 * j) + 1];
+            b = raw_data[(4 * (i * width)) + (4 * j) + 2];
+            putc(b, fout);
+            putc(g, fout);
+            putc(r, fout);
+        }
+    }
+    fclose(fout);
+}
+
+} // namespace