OPENGL: Setup the correct header size for BMP screenshots.

This fixes an color bug in the resulting screenshots.

1 files changed, 2 insertions, 2 deletions

diff --git a/backends/graphics/opengl/opengl-graphics.cpp b/backends/graphics/opengl/opengl-graphics.cpp
index e0c65dd309..f737d49141 100644
--- a/backends/graphics/opengl/opengl-graphics.cpp
+++ b/backends/graphics/opengl/opengl-graphics.cpp
@@ -1338,9 +1338,9 @@ bool OpenGLGraphicsManager::saveScreenshot(const char *filename) {
 	// Write BMP header
 	out.writeByte('B');
 	out.writeByte('M');
-	out.writeUint32LE(height * width * 3 + 52);
+	out.writeUint32LE(height * width * 3 + 54);
 	out.writeUint32LE(0);
-	out.writeUint32LE(52);
+	out.writeUint32LE(54);
 	out.writeUint32LE(40);
 	out.writeUint32LE(width);
 	out.writeUint32LE(height);