From: Luke Lau <luke_lau@icloud.com>
Date: Tue, 25 Feb 2020 17:22:35 +0000 (+0000)
Subject: Anisotropic filtering
X-Git-Url: http://git.lukelau.me/?p=opengl.git;a=commitdiff_plain;h=02c2dc5d56bccba782bad2a91eed44a99d4b8aa5

Anisotropic filtering
---

diff --git a/material.cpp b/material.cpp
index 00f98c2..852a4b5 100644
--- a/material.cpp
+++ b/material.cpp
@@ -55,6 +55,10 @@ Material::Texture::Texture(const aiString fileName, const aiScene &scene) {
 	// which are themselves filtered linearly
 	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR);
 
+	float aniso = 0;
+	glGetFloatv(GL_MAX_TEXTURE_MAX_ANISOTROPY_EXT, &aniso);
+	glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAX_ANISOTROPY_EXT, aniso); 
+    
     glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT);
     glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT);