Basic working deferred rendering

2014-04-27 02:44:04 +02:00
parent 9c329145c4
commit 87cac66cd8
17 changed files with 344 additions and 325 deletions
@@ -103,6 +103,11 @@ void ShaderProgram::AddShader(std::shared_ptr<Shader> shader)

 void ShaderProgram::Compile()
 {
+	if (m_ShaderProgramHandle == 0)
+	{
+		m_ShaderProgramHandle = glCreateProgram();
+	}
+
 	for (auto &shader : m_Shaders)
 	{
 		if (!shader->IsCompiled())
@@ -121,7 +126,7 @@ GLuint ShaderProgram::Link()
 	}

 	LOG_INFO("Linking shader program");
-	m_ShaderProgramHandle = glCreateProgram();
+
 	for (auto &shader : m_Shaders)
 	{
 		glAttachShader(m_ShaderProgramHandle, shader->GetHandle());