ShaderProgram::ShaderProgram(FragmentShader *pFragmentShader, VertexShader *pVertexShader)
{
Init();
SetFragmentShader(pFragmentShader);
SetVertexShader(pVertexShader);
CreateProgram();
}
ShaderProgram::ShaderProgram(const char *pFragmentFile, const char *pVertexFile)
{
Init();
FragmentShader *pFragmentShader = new FragmentShader(pFragmentFile);
VertexShader *pVertexShader = new VertexShader(pVertexFile);
SetFragmentShader(pFragmentShader);
SetVertexShader(pVertexShader);
pFragmentShader->Release();
pVertexShader->Release();
CreateProgram();
}
void cShaderObject::CreateShaderProgram(cStringRef shader_source)
{
// chop off leading newlines if possible: will make so that the source
// file line numbers will match what the compiler sees
cStringRef ss = shader_source;
SetFragmentShader(ss.data());
if(shader_source.find("{akj:use geometry}") != cStringRef::npos)
{
SetGeometryShader(ss.data());
}
SetVertexShader(ss.data());
LinkShaderProgram();
int is_linked;
glGetProgramiv(mShaderProgram, GL_LINK_STATUS, &is_linked);
if(!is_linked)
{
AKJ_THROW("Shader "+mObjectName + " Linking Failed.");
}
}
ShaderProgram::~ShaderProgram()
{
DeleteProgram();
SetFragmentShader(0);
SetVertexShader(0);
}
