Arbeiten aus dem URlaub

ez-tree-jme/assets/Shaders/Tree.vert

@@ -0,0 +1,33 @@
+#import "Common/ShaderLib/GLSLCompat.glsllib"
+
+uniform mat4  g_WorldViewProjectionMatrix;
+uniform mat4  g_WorldMatrix;
+uniform float g_Time;
+uniform float m_WindStrength;
+uniform float m_WindSpeed;
+
+in vec3 inPosition;
+in vec3 inNormal;
+in vec2 inTexCoord;
+in vec4 inColor;        // R = Wind-Gewicht (0 = Wurzel, 1 = Spitze)
+
+out vec2 texCoord;
+out vec3 worldNormal;
+
+void main() {
+    float windW = inColor.r;
+    float t     = g_Time * m_WindSpeed;
+
+    // Welt-Position für orts-abhängige Phase (verhindert synchrones Schwingen)
+    vec4 worldPos = g_WorldMatrix * vec4(inPosition, 1.0);
+    float phase   = worldPos.x * 0.08 + worldPos.z * 0.06;
+
+    float swayX = sin(t + phase)          * windW * m_WindStrength;
+    float swayZ = cos(t * 0.73 + phase)   * windW * m_WindStrength * 0.55;
+
+    vec3 animPos = inPosition + vec3(swayX, 0.0, swayZ);
+
+    gl_Position = g_WorldViewProjectionMatrix * vec4(animPos, 1.0);
+    texCoord    = inTexCoord;
+    worldNormal = normalize((g_WorldMatrix * vec4(inNormal, 0.0)).xyz);
+}