private void setTexture(Texture2D texture)
{
if(texture != null)
texture.Apply();
}
/// <summary>
/// Lazily computes derived parameter values immediately before applying the effect.
/// </summary>
protected internal override void OnApply()
{
// Recompute the shader index?
// if ((dirtyFlags & EffectDirtyFlags.ShaderIndex) != 0) {
int shaderIndex = 0;
if (!fogEnabled)
{
shaderIndex += 1;
}
if (vertexColorEnabled)
{
shaderIndex += 2;
}
if (textureEnabled)
{
shaderIndex += 4;
}
if (lightingEnabled)
{
if (preferPerPixelLighting)
{
shaderIndex += 24;
}
else if (oneLight)
{
shaderIndex += 16;
}
else
{
shaderIndex += 8;
}
}
//
// //shaderIndexParam.SetValue (shaderIndex);
//
// dirtyFlags &= ~EffectDirtyFlags.ShaderIndex;
if (oldIndex != shaderIndex)
{
int vertexShader = VSArray[VSIndices[shaderIndex]];
int fragmentShader = PSArray[PSIndices[shaderIndex]];
UpdateTechnique("BasicEffect", "", vertexShader, fragmentShader);
oldIndex = shaderIndex;
// Update here
}
// }
// These are the states that work
GLStateManager.Projection(Projection);
GLStateManager.WorldView(world, view);
// Override this for now for testing purposes
dirtyFlags |= EffectDirtyFlags.World | EffectDirtyFlags.WorldViewProj;
dirtyFlags |= EffectDirtyFlags.WorldViewProj | EffectDirtyFlags.EyePosition;
dirtyFlags &= ~EffectDirtyFlags.FogEnable; // turn off fog for now
dirtyFlags |= EffectDirtyFlags.MaterialColor;
GLStateManager.Textures2D(TextureEnabled);
GLStateManager.ColorArray(VertexColorEnabled);
// Recompute the world+view+projection matrix or fog vector?
dirtyFlags = EffectHelpers.SetWorldViewProjAndFog(dirtyFlags, ref world, ref view, ref projection, ref worldView, fogEnabled, fogStart, fogEnd, worldViewProjParam, fogVectorParam);
// Recompute the diffuse/emissive/alpha material color parameters?
if ((dirtyFlags & EffectDirtyFlags.MaterialColor) != 0)
{
EffectHelpers.SetMaterialColor(lightingEnabled, alpha, ref diffuseColor, ref emissiveColor, ref ambientLightColor, diffuseColorParam, emissiveColorParam);
dirtyFlags &= ~EffectDirtyFlags.MaterialColor;
}
if (TextureEnabled)
{
_texture.Apply();
textureParam.SetValue(_texture);
//System.Console.WriteLine("Texture set");
}
//
// if (lightingEnabled) {
// // Recompute the world inverse transpose and eye position?
// dirtyFlags = EffectHelpers.SetLightingMatrices (dirtyFlags, ref world, ref view, worldParam, worldInverseTransposeParam, eyePositionParam);
//
// // Check if we can use the only-bother-with-the-first-light shader optimization.
// bool newOneLight = !light1.Enabled && !light2.Enabled;
//
// if (oneLight != newOneLight) {
// oneLight = newOneLight;
// dirtyFlags |= EffectDirtyFlags.ShaderIndex;
// }
// }
}
