private void init(SSScene sunScene,
SSObjectBillboard sun,
SSTexture texture,
RectangleF[] spriteRects,
Vector2[] spriteScales)
{
base.textureMaterial = new SSTextureMaterial(texture);
this.sunBillboard = sun;
this.sunScene = sunScene;
this.numElements = spriteRects.Length;
if (spriteScales == null)
{
spriteScales = new Vector2[numElements];
for (int i = 0; i < numElements; ++i)
{
spriteScales [i] = new Vector2(1f);
}
}
else
{
if (spriteScales.Length != numElements)
{
throw new Exception("texture coordinate array size does not match that of sprite scale array");
spriteScales = new Vector2[numElements];
for (int i = 0; i < numElements; ++i)
{
spriteScales [i] = new Vector2(1f);
}
}
}
this.spriteScales = spriteScales;
UInt16[] indices = new UInt16[numElements * 6];
for (int i = 0; i < numElements; ++i)
{
int baseLoc = i * 6;
int baseVal = i * 4;
indices [baseLoc] = (UInt16)baseVal;
indices [baseLoc + 1] = (UInt16)(baseVal + 2);
indices [baseLoc + 2] = (UInt16)(baseVal + 1);
indices [baseLoc + 3] = (UInt16)baseVal;
indices [baseLoc + 4] = (UInt16)(baseVal + 3);
indices [baseLoc + 5] = (UInt16)(baseVal + 2);
}
Mesh = new SSIndexedMesh <SSVertex_PosTex> (null, indices);
vertices = new SSVertex_PosTex[numElements * 4];
for (int r = 0; r < spriteRects.Length; ++r)
{
RectangleF rect = spriteRects [r];
int baseIdx = r * 4;
vertices [baseIdx] = new SSVertex_PosTex(0f, 0f, 0f, rect.Left, rect.Bottom);
vertices [baseIdx + 1] = new SSVertex_PosTex(0f, 0f, 0f, rect.Right, rect.Bottom);
vertices [baseIdx + 2] = new SSVertex_PosTex(0f, 0f, 0f, rect.Right, rect.Top);
vertices [baseIdx + 3] = new SSVertex_PosTex(0f, 0f, 0f, rect.Left, rect.Top);
}
}
protected void _initInterferenceVertices()
{
_interferenceVertices = new SSVertex_PosTex[4];
_interferenceMesh = new SSIndexedMesh <SSVertex_PosTex> (null, _interferenceIndices);
_interferenceVertices[0].Position = new Vector3(-0.5f, +0.5f, 0f);
_interferenceVertices[1].Position = new Vector3(-0.5f, -0.5f, 0f);
_interferenceVertices[2].Position = new Vector3(+0.5f, +0.5f, 0f);
_interferenceVertices[3].Position = new Vector3(+0.5f, -0.5f, 0f);
_interferenceVertices[0].TexCoord.Y = _interferenceVertices[2].TexCoord.Y = 1f;
_interferenceVertices[1].TexCoord.Y = _interferenceVertices[3].TexCoord.Y = 0f;
}
protected void _initMiddleMesh()
{
float padding = _laser.parameters.middleSpritePadding;
_middleVertices = new SSVertex_PosTex[8];
_middleVertices [0].TexCoord = new Vector2(padding, padding);
_middleVertices [1].TexCoord = new Vector2(padding, 1f - padding);
_middleVertices [2].TexCoord = new Vector2(1f - padding, padding);
_middleVertices [3].TexCoord = new Vector2(1f - padding, 1f - padding);
_middleVertices [4].TexCoord = new Vector2(1f - padding, padding);
_middleVertices [5].TexCoord = new Vector2(1f - padding, 1f - padding);
_middleVertices [6].TexCoord = new Vector2(1f, padding);
_middleVertices [7].TexCoord = new Vector2(1f, 1f - padding);
_middleMesh = new SSIndexedMesh <SSVertex_PosTex>(null, _middleIndices);
}
private void init(SSScene sunScene,
SSObjectBillboard sun,
SSTexture texture,
RectangleF[] spriteRects,
Vector2[] spriteScales)
{
base.textureMaterial = new SSTextureMaterial (texture);
this.sunBillboard = sun;
this.sunScene = sunScene;
this.numElements = spriteRects.Length;
if (spriteScales == null) {
spriteScales = new Vector2[numElements];
for (int i = 0; i < numElements; ++i) {
spriteScales [i] = new Vector2(1f);
}
} else {
if (spriteScales.Length != numElements) {
throw new Exception ("texture coordinate array size does not match that of sprite scale array");
spriteScales = new Vector2[numElements];
for (int i = 0; i < numElements; ++i) {
spriteScales [i] = new Vector2(1f);
}
}
}
this.spriteScales = spriteScales;
UInt16[] indices = new UInt16[numElements*6];
for (int i = 0; i < numElements; ++i) {
int baseLoc = i * 6;
int baseVal = i * 4;
indices [baseLoc] = (UInt16)baseVal;
indices [baseLoc + 1] = (UInt16)(baseVal + 2);
indices [baseLoc + 2] = (UInt16)(baseVal + 1);
indices [baseLoc + 3] = (UInt16)baseVal;
indices [baseLoc + 4] = (UInt16)(baseVal + 3);
indices [baseLoc + 5] = (UInt16)(baseVal + 2);
}
Mesh = new SSIndexedMesh<SSVertex_PosTex> (null, indices);
vertices = new SSVertex_PosTex[numElements * 4];
for (int r = 0; r < spriteRects.Length; ++r) {
RectangleF rect = spriteRects [r];
int baseIdx = r * 4;
vertices [baseIdx] = new SSVertex_PosTex (0f, 0f, 0f, rect.Left, rect.Bottom);
vertices [baseIdx+1] = new SSVertex_PosTex (0f, 0f, 0f, rect.Right, rect.Bottom);
vertices [baseIdx+2] = new SSVertex_PosTex (0f, 0f, 0f, rect.Right, rect.Top);
vertices [baseIdx+3] = new SSVertex_PosTex (0f, 0f, 0f, rect.Left, rect.Top);
}
}
public SSMeshOBJSubsetData(SSVertex_PosNormTexDiff[] vertices,
UInt16[] indices, UInt16[] wireframeIndices)
{
SSVertexBuffer<SSVertex_PosNormTexDiff> vbo
= new SSVertexBuffer<SSVertex_PosNormTexDiff>(vertices, BufferUsageHint.StaticDraw);
SSIndexBuffer triIbo = new SSIndexBuffer(indices, vbo, BufferUsageHint.StaticDraw);
SSIndexBuffer wireframeIbo = new SSIndexBuffer(wireframeIndices, vbo, BufferUsageHint.StaticDraw);
this.triangleMesh = new SSIndexedMesh<SSVertex_PosNormTexDiff>(vbo, triIbo);
this.wireframeMesh = new SSIndexedMesh<SSVertex_PosNormTexDiff>(vbo, wireframeIbo);
}
protected void _initMiddleMesh()
{
float padding = _laser.parameters.middleSpritePadding;
_middleVertices = new SSVertex_PosTex[8];
_middleVertices [0].TexCoord = new Vector2 (padding, padding);
_middleVertices [1].TexCoord = new Vector2 (padding, 1f-padding);
_middleVertices [2].TexCoord = new Vector2 (1f-padding, padding);
_middleVertices [3].TexCoord = new Vector2 (1f-padding, 1f-padding);
_middleVertices [4].TexCoord = new Vector2 (1f-padding, padding);
_middleVertices [5].TexCoord = new Vector2 (1f-padding, 1f-padding);
_middleVertices [6].TexCoord = new Vector2 (1f, padding);
_middleVertices [7].TexCoord = new Vector2 (1f, 1f-padding);
_middleMesh = new SSIndexedMesh<SSVertex_PosTex>(null, _middleIndices);
}
protected void _initInterferenceVertices()
{
_interferenceVertices = new SSVertex_PosTex[4];
_interferenceMesh = new SSIndexedMesh<SSVertex_PosTex> (null, _interferenceIndices);
_interferenceVertices[0].Position = new Vector3(-0.5f, +0.5f, 0f);
_interferenceVertices[1].Position = new Vector3(-0.5f, -0.5f, 0f);
_interferenceVertices[2].Position = new Vector3(+0.5f, +0.5f, 0f);
_interferenceVertices[3].Position = new Vector3(+0.5f, -0.5f, 0f);
_interferenceVertices[0].TexCoord.Y = _interferenceVertices[2].TexCoord.Y = 1f;
_interferenceVertices[1].TexCoord.Y = _interferenceVertices[3].TexCoord.Y = 0f;
}
