From: Luke Lau <luke_lau@icloud.com>
Date: Sun, 9 Feb 2020 23:53:59 +0000 (+0000)
Subject: Fix skybox images not using the right data layout
X-Git-Tag: cs7gv3-a3~8
X-Git-Url: https://git.lukelau.me/?p=opengl.git;a=commitdiff_plain;h=363a362ddcaa7a9c77dacc323bb12524dfacedd8

Fix skybox images not using the right data layout

Something changed in ImageIO or OpenGL that caused UNSIGNED_SHORTS to be treated differently from GL_HALF_FLOAT
---

diff --git a/skybox.cpp b/skybox.cpp
index 5c510e5..d668d76 100644
--- a/skybox.cpp
+++ b/skybox.cpp
@@ -95,7 +95,7 @@ Skybox::Skybox(const Image img): program("skyboxvert.glsl", "skyboxfrag.glsl") {
 	
 	glBindTexture(GL_TEXTURE_2D, hdrTexId);
 
-	glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB16, img.width(), img.height(), 0, GL_RGB, GL_UNSIGNED_SHORT, (unsigned short*)img.data());
+	glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB16F, img.width(), img.height(), 0, GL_RGB, GL_HALF_FLOAT, (uint16_t*)img.data());
 
 	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
 	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);