void Shader::BindCamera(const std::shared_ptr<SceneNode> &camNode)
{
Vector4 camPos = camNode->GetWorldPosition();
if (auto camera = camNode->GetComponent<Camera>())
{
BindFloat("camera_pos", camPos.x, camPos.y, camPos.z);
BindFloat("camera_far", camera->GetFar());
BindFloat("camera_near", camera->GetNear());
BindMatrix(Matrix4::INVERT_VIEW_MATRIX, &camNode->GetInvertWorldMatrix().Raw[0]);
BindMatrix(Matrix4::PROJECTION_MATRIX, &camera->GetProjectionMatrix().Raw[0]);
}
}
void SqlConnection::DataCommand::BindFloat(
SqlConnection::ArgumentIndex position,
const Optional<float> &value)
{
if (value.IsNull())
BindNull(position);
else
BindFloat(position, *value);
}
void Shader::BindLight(const std::shared_ptr<SceneNode> &lightNode)
{
Vector4 lightPos = lightNode->GetWorldPosition();
Vector4 lightDir = lightNode->GetWorldMatrix().Multiply(Vector4(0, -1, 0, 0));
lightDir.Normalize();
if (auto light = lightNode->GetComponent<Light>())
{
Color color = light->GetColor();
BindFloat("light_pos", lightPos.x, lightPos.y, lightPos.z);
BindFloat("light_dir", lightDir.x, lightDir.y, lightDir.z);
BindFloat("light_color", color.r, color.g, color.b);
BindFloat("light_intensity", light->GetIntensity());
BindFloat("light_innerangle", light->GetInnerAngle());
BindFloat("light_outterangle", light->GetOutterAngle());
BindFloat("light_falloff", light->GetFalloff());
BindFloat("light_radius", light->GetRadius());
}
}
/** Bind a value to a uniform floatN input-parameter of the fragmentprogram of this pass.
* The value of the input-parameter must be given as a float-array of length N.
* GLSL only supports float, float2, float3, float4 so N must be 1,2,3 or 4.
*
* @param[in] parameterName the name of the input-parameter in the fragment program
* @param[in] floatvector the float-vector (N is derived from the length of this vector)
* @exception PPEResourceException thrown if N is not 1,2,3 or 4
*/
void FragmentProgram::BindFloat(string parameterName, vector<float> floatvector) {
vector<vector<float> > floatvectors;
floatvectors.push_back(floatvector);
BindFloat(parameterName, floatvectors);
}
