From: Steinar H. Gunderson <sgunderson@bigfoot.com>
Date: Sat, 13 Oct 2012 22:10:50 +0000 (+0200)
Subject: Add a hack so that RGBA pixels are flipped properly in unit tests.
X-Git-Tag: 1.0~255
X-Git-Url: https://git.sesse.net/?p=movit;a=commitdiff_plain;h=c9a573370a976df3675d4bd3195a49c854ab7db9;hp=af39090a8902411ffc0c89f296a0f8bde9229f60

Add a hack so that RGBA pixels are flipped properly in unit tests.
---

diff --git a/test_util.cpp b/test_util.cpp
index 36c7d7c..cb9263b 100644
--- a/test_util.cpp
+++ b/test_util.cpp
@@ -67,6 +67,10 @@ void EffectChainTester::run(float *out_data, GLenum format, ColorSpace color_spa
 	glBindFramebuffer(GL_FRAMEBUFFER, fbo);
 	glReadPixels(0, 0, width, height, format, GL_FLOAT, out_data);
 
+	if (format == GL_RGBA) {
+		width *= 4;
+	}
+
 	// Flip upside-down to compensate for different origin.
 	for (unsigned y = 0; y < height / 2; ++y) {
 		unsigned flip_y = height - y - 1;