Restructure how shaders are worked with

Needs a tidy-up

1 files changed, 21 insertions, 0 deletions

diff --git a/gfx/gl/shader.h b/gfx/gl/shader.h
new file mode 100644
index 0000000..1a8ddef
--- /dev/null
+++ b/gfx/gl/shader.h
@@ -0,0 +1,21 @@
+#pragma once
+
+#include <GL/glew.h>
+#include <glRef.hpp>
+#include <optional>
+#include <string_view>
+
+class Shader {
+public:
+	constexpr Shader(const GLchar * text, GLint len, GLuint type) : text {text}, len {len}, type {type} { }
+
+	operator GLuint() const;
+	static void CheckShaderError(GLuint shader, GLuint flag, bool isProgram, std::string_view errorMessage);
+
+private:
+	using ShaderRef = glRef<GLuint, &__glewCreateShader, &__glewDeleteShader>;
+	const GLchar * text;
+	GLint len;
+	GLuint type;
+	mutable std::optional<ShaderRef> shader {};
+};