public void SetArrayData(ShaderProgram shader
, ShaderUniformName arrayName
, ShaderUniformName dataName
, IShaderDataOwner provider
, int index)
{
foreach (ShaderUniform uni in shader.uniforms)
{
if (uni.name == dataName && uni.arrayName == arrayName && uni.arrayIndex == index)
{
bool set = provider.SetUniform(shader, uni.location, uni.name);
if (!set)
{
Logger.LogError(Logger.ErrorState.Critical, "ShaderUniformManager.SetArrayData. Provider does not have "
+ GetUniformName(arrayName) + "." + GetUniformName(dataName));
}
return;
}
}
Logger.LogError(Logger.ErrorState.Critical, "ShaderUniformManager.SetArrayData. Shader " + shader.programName + " does not use data: "
+ GetUniformName(arrayName) + "[" + index + "]." + GetUniformName(dataName));
foreach (ShaderUniform uni in shader.uniforms)
{
if (uni.arrayIndex != -1)
{
Logger.LogInfo(shader.programName + " uses "
+ GetUniformName(uni.arrayName) + "[" + uni.arrayIndex + "]." + GetUniformName(uni.name));
}
}
}
private void PassLightData(IShaderDataOwner light, int lightIndex)
{
ShaderUniformManager man = ShaderUniformManager.GetSingleton();
man.SetArrayData(activeProgram, ShaderUniformName.LightsArray, ShaderUniformName.LightPositionOrDirection, light, lightIndex);
man.SetArrayData(activeProgram, ShaderUniformName.LightsArray, ShaderUniformName.LightColor, light, lightIndex);
man.SetArrayData(activeProgram, ShaderUniformName.LightsArray, ShaderUniformName.LinearAttenuation, light, lightIndex);
man.SetArrayData(activeProgram, ShaderUniformName.LightsArray, ShaderUniformName.QuadraticAttenuation, light, lightIndex);
}
public void SetData(ShaderProgram shader
, ShaderUniformName dataName
, IShaderDataOwner provider)
{
bool set = TrySetData(shader, dataName, provider);
if (!set)
{
Logger.LogError(Logger.ErrorState.Unoptimal, "ShaderUniformManager.SetData. Shader " + shader.programName + " does not use "
+ GetUniformName(dataName));
}
}
public void RenderPointLight(IShaderDataOwner light, int lightIndex)
{
if (activeProgram == null)
{
Logger.LogError(Logger.ErrorState.Critical, "RenderLight, no active shader");
return;
}
if (lightIndex == 0)
{
Logger.LogError(Logger.ErrorState.Limited, "RenderLight, point lights must have index greater than 0");
}
PassLightData(light, lightIndex);
}
public void RenderDirectionalLight(IShaderDataOwner light, int lightIndex)
{
if (activeProgram == null)
{
Logger.LogError(Logger.ErrorState.Critical, "RenderLight, no active shader");
return;
}
if (lightIndex != 0)
{
Logger.LogError(Logger.ErrorState.Limited, "RenderLight, directional lights must have index 0");
}
PassLightData(light, lightIndex);
}
public bool TrySetData(ShaderProgram shader
, ShaderUniformName dataName
, IShaderDataOwner provider)
{
bool set = false;
foreach (ShaderUniform uni in shader.uniforms)
{
if (uni.name == dataName)
{
set = provider.SetUniform(shader, uni.location, uni.name);
if (!set)
{
Logger.LogError(Logger.ErrorState.Critical, "ShaderUniformManager.SetData. Provider does not have "
+ GetUniformName(dataName));
}
break;
}
}
return(set);
}
public void RenderShaderDataOwnerMesh(DrawableMesh mesh, IShaderDataOwner owner)
{
if (mesh == null)
{
Logger.LogError(Logger.ErrorState.Critical, "RenderMesh, no mesh given");
return;
}
SetActiveShader(mesh.ShaderProgram);
if (activeProgram == null)
{
Logger.LogError(Logger.ErrorState.Critical, "RenderMesh, no active shader");
return;
}
List <ShaderUniformName> ownerUniforms = owner.GetUniforms();
ShaderUniformManager man = ShaderUniformManager.GetSingleton();
foreach (ShaderUniformName name in ownerUniforms)
{
man.SetData(activeProgram, name, owner);
}
if (mesh != owner)
{
List <ShaderUniformName> meshUniforms = mesh.GetUniforms();
foreach (ShaderUniformName name in meshUniforms)
{
man.SetData(activeProgram, name, mesh);
}
}
if (mesh.BoundMaterial != null)
{
MaterialManager matMan = MaterialManager.GetSingleton();
matMan.SetMaterialToShader(mesh.BoundMaterial, activeProgram);
}
mesh.draw();
}