Arbeiten aus dem URlaub

ez-tree-jme/assets/Shaders/TreeLeaf.frag

@@ -0,0 +1,27 @@
+#import "Common/ShaderLib/GLSLCompat.glsllib"
+
+uniform vec4      m_Diffuse;
+uniform sampler2D m_LeafMap;
+uniform bool      m_HasLeafMap;
+
+in vec2 texCoord;
+in vec3 worldNormal;
+
+void main() {
+    vec3 baseColor;
+
+    if (m_HasLeafMap) {
+        vec4 tex = texture2D(m_LeafMap, texCoord);
+        if (tex.a < 0.5) discard;
+        baseColor = tex.rgb * m_Diffuse.rgb;
+    } else {
+        // Fallback: kreisförmiger Clip
+        vec2 uv = texCoord * 2.0 - 1.0;
+        if (dot(uv, uv) > 0.95) discard;
+        float edge = 1.0 - dot(uv, uv);
+        baseColor  = m_Diffuse.rgb * (0.7 + 0.3 * edge);
+    }
+
+    // Leaves transmit light — no directional shading, uniform brightness
+    gl_FragColor = vec4(baseColor, 1.0);
+}