From c7030ae2b41fc2e559304737a54d6f927cf3d740 Mon Sep 17 00:00:00 2001
From: Matthias Schiffer <matthias@gamezock.de>
Date: Tue, 19 Jan 2010 01:09:01 +0100
Subject: Added shader loader (and default shaders)

---
 .../metacraft/resources/shaders/default.frag       | 30 ++++++++++++++++++++++
 .../metacraft/resources/shaders/default.vert       | 16 ++++++++++++
 2 files changed, 46 insertions(+)
 create mode 100644 src/de/gamezock/metacraft/resources/shaders/default.frag
 create mode 100644 src/de/gamezock/metacraft/resources/shaders/default.vert

(limited to 'src/de/gamezock/metacraft/resources')

diff --git a/src/de/gamezock/metacraft/resources/shaders/default.frag b/src/de/gamezock/metacraft/resources/shaders/default.frag
new file mode 100644
index 0000000..c87f14f
--- /dev/null
+++ b/src/de/gamezock/metacraft/resources/shaders/default.frag
@@ -0,0 +1,30 @@
+uniform sampler2D tex;
+
+varying vec4 diffuse, ambient, globalAmbient;
+varying vec3 normal, pos;
+
+
+void main() {
+  vec3 n, l;
+  float NdotL;
+  vec4 specularColor;
+  float dist, distSq, att, specularFactor;
+  
+  n = normalize(normal);
+  
+  l = gl_LightSource[0].position.xyz - pos;
+  
+  distSq = dot(l, l);
+  
+  NdotL = dot(n, l);
+
+  if (NdotL > 0.0) {
+    dist = sqrt(distSq);
+    
+    att = 1.0 / (gl_LightSource[0].quadraticAttenuation * distSq);
+    gl_FragColor = att * (diffuse * NdotL / dist + ambient + globalAmbient) /* * texture2D(tex, gl_TexCoord[0].st)*/;
+  }
+  else {
+    gl_FragColor = vec4(0, 0, 0, 1);
+  }
+}
diff --git a/src/de/gamezock/metacraft/resources/shaders/default.vert b/src/de/gamezock/metacraft/resources/shaders/default.vert
new file mode 100644
index 0000000..002b730
--- /dev/null
+++ b/src/de/gamezock/metacraft/resources/shaders/default.vert
@@ -0,0 +1,16 @@
+varying vec4 diffuse, ambient, globalAmbient;
+varying vec3 normal, pos;
+
+
+void main() {
+  normal = gl_NormalMatrix * gl_Normal;
+  
+  pos = vec3(gl_ModelViewMatrix * gl_Vertex);
+  
+  diffuse = gl_FrontMaterial.diffuse * gl_LightSource[0].diffuse;
+  ambient = gl_FrontMaterial.ambient * gl_LightSource[0].ambient;
+  globalAmbient = gl_FrontMaterial.ambient, gl_LightModel.ambient;
+  
+  gl_TexCoord[0] = gl_MultiTexCoord0;
+  gl_Position = ftransform();
+}
-- 
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