public static void GenerateGrass(MeshData meshData, Texture2D texture, MeshData grassColourMeshData, Texture2D grassColourTexture)
{
Vector3[] vertices = meshData.vertices;
Vector2[] uvs = meshData.uvs;
Vector2[] uvsColour = grassColourMeshData.uvs;
float grassRotationBias = 50f;
//GameObject MapGenerator = GameObject.Find("MapGenerator");
//Color standard = MapGenerator.GetComponent<MapGenerator>().regions[2].colour;
for (int i = 0; i < 5; i++)
{
for (int v = 0; v < vertices.Length; v++)
{
GrassMeshData grassMeshData = GrassMeshGenerator.GenerateGrassMesh(meshData, v, 0.4f, 0.8f, 0.2f, 2.0f, 0.25f);
GameObject grass = new GameObject("GrassBlade");
grass.transform.position = RandomizePosition(vertices[v]);
Vector3 euler = grass.transform.eulerAngles;
euler.y = RandomizeRotation(grassRotationBias);
grass.transform.eulerAngles = euler;
grass.transform.parent = GameObject.Find("GrassContainer").transform;
grass.AddComponent <MeshFilter>();
grass.AddComponent <MeshRenderer>();
grass.GetComponent <MeshFilter>().mesh = grassMeshData.CreateMesh();
MeshRenderer rend = grass.GetComponent <MeshRenderer>();
Material fieldMaterial = (Material)Resources.Load("Material/FieldTexture", typeof(Material));
rend.material = fieldMaterial;
rend.material.mainTexture = SimulateLighting(fieldMaterial, uvs, v);
Color standard = texture.GetPixelBilinear(uvs[v].x, uvs[v].y);
Color colourMapPixel = grassColourTexture.GetPixelBilinear(uvsColour[v].x, uvsColour[v].y);
rend.material.color = RandomizeColor(standard, colourMapPixel);
//Yellow
// 169 188 34
/*
* green 96 128 56
*
*
*
*
*/
}
}
}
public static GrassMeshData GenerateGrassMesh(MeshData mesh, int vindex, float heightModifier, float heightIncreaseModifier, float leaningModifier, float leaningIncreaseModifier, float width)
{
GrassMeshData meshData = new GrassMeshData(7);
Vector3 position = new Vector3(0f, 0f, 0f);
float uvX = 0f;
float uvY = 0f;
float uvYFirstClimb = 0.33f;
float uvYSecondClimb = 0.66f;
float uvYThirdClimb = 1.0f;
int vertexIndex = 0;
meshData.vertices[vertexIndex] = new Vector3(position.x, position.y, position.z);
meshData.uvs[vertexIndex] = new Vector2(uvX, uvY);
vertexIndex++;
meshData.vertices[vertexIndex] = new Vector3(position.x + width, position.y, position.z);
meshData.uvs[vertexIndex] = new Vector2(uvX, uvY);
vertexIndex++;
float bending = position.x + leaningModifier;
float height = position.y + heightModifier;
meshData.vertices[vertexIndex] = new Vector3(bending, height, position.z);
meshData.uvs[vertexIndex] = new Vector2(uvX, uvYFirstClimb);
vertexIndex++;
meshData.vertices[vertexIndex] = new Vector3(bending + width / 1.5f, height, position.z);
meshData.uvs[vertexIndex] = new Vector2(uvX, uvYFirstClimb);
meshData.AddTriangle(vertexIndex - 3, vertexIndex - 2, vertexIndex - 1);
meshData.AddTriangle(vertexIndex - 1, vertexIndex - 2, vertexIndex);
meshData.AddTriangle(vertexIndex - 2, vertexIndex - 3, vertexIndex - 1);
meshData.AddTriangle(vertexIndex - 2, vertexIndex - 1, vertexIndex);
vertexIndex++;
bending = position.x + leaningModifier * leaningIncreaseModifier;
height = position.y + heightModifier + heightModifier * heightIncreaseModifier;
meshData.vertices[vertexIndex] = new Vector3(bending, height, position.z);
meshData.uvs[vertexIndex] = new Vector2(uvX, uvYSecondClimb);
vertexIndex++;
meshData.vertices[vertexIndex] = new Vector3(bending + width / 2f, height, position.z);
meshData.uvs[vertexIndex] = new Vector2(uvX, uvYSecondClimb);
meshData.AddTriangle(vertexIndex - 3, vertexIndex - 2, vertexIndex - 1);
meshData.AddTriangle(vertexIndex - 1, vertexIndex - 2, vertexIndex);
meshData.AddTriangle(vertexIndex - 2, vertexIndex - 3, vertexIndex - 1);
meshData.AddTriangle(vertexIndex - 2, vertexIndex - 1, vertexIndex);
vertexIndex++;
bending = position.x + leaningModifier * leaningIncreaseModifier * leaningIncreaseModifier;
height = position.y + heightModifier + heightModifier + heightModifier * heightIncreaseModifier * heightIncreaseModifier;
meshData.vertices[vertexIndex] = new Vector3(bending, height, position.z);
meshData.uvs[vertexIndex] = new Vector2(uvX, uvYThirdClimb);
meshData.AddTriangle(vertexIndex - 2, vertexIndex - 1, vertexIndex);
meshData.AddTriangle(vertexIndex - 1, vertexIndex - 2, vertexIndex);
return(meshData);
}
