public async static Task <Mesh> BuildAsync(WebGLContext gl, Geometry geometry, Texture texture, float[] initialPosition = null)
{
int vertexCount = geometry.GetVertexCount();
return(new Mesh(
await VBO.BuildAsync(gl, vertexCount, geometry.GetPositions()),
await VBO.BuildAsync(gl, vertexCount, geometry.GetNormals()),
await VBO.BuildAsync(gl, vertexCount, geometry.GetUvs()),
texture,
vertexCount,
initialPosition ?? Mat4.Create(),
gl));
}
public void Start(GamePlatform p_)
{
this.p = p_;
//Initialize translations
lang = new LanguageCi();
lang.platform = p;
lang.LoadTranslations();
p.SetTitle(lang.GameName());
textColorRenderer = new TextColorRenderer();
textColorRenderer.platform = p_;
p_.LoadAssetsAsyc(assets, assetsLoadProgress);
overlap = 200;
minspeed = 20;
rnd = p.RandomCreate();
xRot = 0;
xInv = false;
xSpeed = minspeed + rnd.MaxNext(5);
yRot = 0;
yInv = false;
ySpeed = minspeed + rnd.MaxNext(5);
z = -5;
filter = 0;
mvMatrix = Mat4.Create();
pMatrix = Mat4.Create();
currentlyPressedKeys = new bool[256];
p.AddOnNewFrame(MainMenuNewFrameHandler.Create(this));
p.AddOnKeyEvent(MainMenuKeyEventHandler.Create(this));
p.AddOnMouseEvent(MainMenuMouseEventHandler.Create(this));
p.AddOnTouchEvent(MainMenuTouchEventHandler.Create(this));
}
public Unproject()
{
finalMatrix = Mat4.Create();
inp = new float[4];
out_ = new float[4];
}
/// <summary>
/// Calculating the frustum planes.
/// </summary>
/// <remarks>
/// From the current OpenGL modelview and projection matrices,
/// calculate the frustum plane equations (Ax+By+Cz+D=0, n=(A,B,C))
/// The equations can then be used to see on which side points are.
/// </remarks>
public void CalcFrustumEquations()
{
float t;
// Retrieve matrices from OpenGL
float[] matModelView = d_GetCameraMatrix.GetModelViewMatrix();
float[] matProjection = d_GetCameraMatrix.GetProjectionMatrix();
float[] matFrustum = Mat4.Create();
//Matrix4.Mult(ref matModelView, ref matProjection, out matFrustum);
Mat4.Multiply(matFrustum, matProjection, matModelView);
//unsafe
{
//fixed (float* clip1 = &matFrustum)
//float* clip1 = (float*)(&matFrustum);
float[] clip1 = matFrustum;
{
// Extract the numbers for the RIGHT plane
frustum00 = clip1[3] - clip1[0];
frustum01 = clip1[7] - clip1[4];
frustum02 = clip1[11] - clip1[8];
frustum03 = clip1[15] - clip1[12];
// Normalize the result
t = platform.MathSqrt(frustum00 * frustum00 + frustum01 * frustum01 + frustum02 * frustum02);
frustum00 /= t;
frustum01 /= t;
frustum02 /= t;
frustum03 /= t;
// Extract the numbers for the LEFT plane
frustum10 = clip1[3] + clip1[0];
frustum11 = clip1[7] + clip1[4];
frustum12 = clip1[11] + clip1[8];
frustum13 = clip1[15] + clip1[12];
// Normalize the result
t = platform.MathSqrt(frustum10 * frustum10 + frustum11 * frustum11 + frustum12 * frustum12);
frustum10 /= t;
frustum11 /= t;
frustum12 /= t;
frustum13 /= t;
// Extract the BOTTOM plane
frustum20 = clip1[3] + clip1[1];
frustum21 = clip1[7] + clip1[5];
frustum22 = clip1[11] + clip1[9];
frustum23 = clip1[15] + clip1[13];
// Normalize the result
t = platform.MathSqrt(frustum20 * frustum20 + frustum21 * frustum21 + frustum22 * frustum22);
frustum20 /= t;
frustum21 /= t;
frustum22 /= t;
frustum23 /= t;
// Extract the TOP plane
frustum30 = clip1[3] - clip1[1];
frustum31 = clip1[7] - clip1[5];
frustum32 = clip1[11] - clip1[9];
frustum33 = clip1[15] - clip1[13];
// Normalize the result
t = platform.MathSqrt(frustum30 * frustum30 + frustum31 * frustum31 + frustum32 * frustum32);
frustum30 /= t;
frustum31 /= t;
frustum32 /= t;
frustum33 /= t;
// Extract the FAR plane
frustum40 = clip1[3] - clip1[2];
frustum41 = clip1[7] - clip1[6];
frustum42 = clip1[11] - clip1[10];
frustum43 = clip1[15] - clip1[14];
// Normalize the result
t = platform.MathSqrt(frustum40 * frustum40 + frustum41 * frustum41 + frustum42 * frustum42);
frustum40 /= t;
frustum41 /= t;
frustum42 /= t;
frustum43 /= t;
// Extract the NEAR plane
frustum50 = clip1[3] + clip1[2];
frustum51 = clip1[7] + clip1[6];
frustum52 = clip1[11] + clip1[10];
frustum53 = clip1[15] + clip1[14];
// Normalize the result
t = platform.MathSqrt(frustum50 * frustum50 + frustum51 * frustum51 + frustum52 * frustum52);
frustum50 /= t;
frustum51 /= t;
frustum52 /= t;
frustum53 /= t;
}
}
}
