X-Git-Url: http://git.lukelau.me/?p=opengl.git;a=blobdiff_plain;f=texturefrag.glsl;fp=texturefrag.glsl;h=347cc0121f35e4487e770e922c3f633010bf0486;hp=0000000000000000000000000000000000000000;hb=37cba564a96018a5500e942498d4e48c0ebe73ed;hpb=ba5e08bf25de722d907748ce55b27a45b2b270bf

diff --git a/texturefrag.glsl b/texturefrag.glsl
new file mode 100644
index 0000000..347cc01
--- /dev/null
+++ b/texturefrag.glsl
@@ -0,0 +1,39 @@
+#version 330
+
+struct Material {
+	vec3 ambient;
+	vec3 diffuse;
+	vec3 specular;
+	float shininess;
+	bool hasTexture;
+};
+
+in vec3 normal;
+in vec3 fragPos;
+in vec2 texCoord;
+
+uniform vec3 lightPos;
+uniform vec3 viewPos;
+uniform vec4 lightColor;
+
+uniform Material material;
+uniform sampler2D tex;
+
+out vec4 FragColor;
+
+void main() {
+	vec3 lightDir = normalize(fragPos - lightPos);
+	vec3 diffuse = max(0, dot(-normal, lightDir)) * material.diffuse;
+
+	vec3 viewDir = normalize(fragPos - viewPos);
+	vec3 reflectDir = reflect(-lightDir, normal);
+	vec3 specular = pow(max(0, dot(viewDir, reflectDir)), material.shininess) * material.specular;
+
+	vec4 lighting = vec4(material.ambient + diffuse + specular, 1) * lightColor;
+
+	if (material.hasTexture)
+		FragColor = lighting * texture(tex, texCoord);
+	else
+		FragColor = lighting;
+}
+