private void RenderNormalMapTexture(EffectWrapper pEffect, EffectPass pEffectPass)
{
float fMinVertexX = 0.0f;
float fMaxVertexX = Settings.NORMAL_MAP_TEXTURE_SIZE - 1;
float fMinVertexY = fMaxVertexX;
float fMaxVertexY = 0.0f;
TextureVertex[] pVertices = new TextureVertex[4];
// (-1, -1)
pVertices[0] = new TextureVertex(new Vector2(fMinVertexX, fMinVertexY));
// (-1, 1)
pVertices[1] = new TextureVertex(new Vector2(fMinVertexX, fMaxVertexY));
// (1, -1)
pVertices[2] = new TextureVertex(new Vector2(fMaxVertexX, fMinVertexY));
// (1, 1)
pVertices[3] = new TextureVertex(new Vector2(fMaxVertexX, fMaxVertexY));
pEffect.GraphicsDevice.DrawUserPrimitives<TextureVertex>(
PrimitiveType.TriangleStrip,
pVertices, 0, 2);
}
private static void RenderElevationTexture(EffectWrapper pEffect, EffectPass pEffectPass)
{
float fMinVertexX = 0.0f;
float fMaxVertexX = Settings.ELEVATION_TEXTURE_SIZE;
float fMinVertexY = Settings.ELEVATION_TEXTURE_SIZE;
float fMaxVertexY = 0.0f;
TextureVertex[] pVertices = new TextureVertex[4];
// (-1, -1)
pVertices[0] = new TextureVertex(new Vector2(fMinVertexX, fMinVertexY));
// (-1, 1)
pVertices[1] = new TextureVertex(new Vector2(fMinVertexX, fMaxVertexY));
// (1, -1)
pVertices[2] = new TextureVertex(new Vector2(fMaxVertexX, fMinVertexY));
// (1, 1)
pVertices[3] = new TextureVertex(new Vector2(fMaxVertexX, fMaxVertexY));
pEffect.GraphicsDevice.DrawUserPrimitives<TextureVertex>(
PrimitiveType.TriangleStrip,
pVertices, 0, 2);
}