rename .hpp headers to .h

engine/texture.h

@@ -0,0 +1,28 @@
+#pragma once
+
+class Texture2D
+{
+    GLuint m_tex;
+    int m_width;
+    int m_height;
+    GLint m_format;
+public:
+    bool create(int width, int height, GLint format = GL_RGBA, const uint8_t* data = nullptr);
+    bool create(const class Image& img);
+    bool load(std::string filename);
+    void destroy() { glDeleteTextures(1, &m_tex); }
+    void bind() const { glBindTexture(GL_TEXTURE_2D, m_tex); }
+    void unbind() const { glBindTexture(GL_TEXTURE_2D, 0); }
+    void update(const uint8_t* data);
+};
+
+class Sampler
+{
+    GLuint id;
+    GLint current_unit;
+public:
+    bool create(GLint filter = GL_LINEAR, GLint wrap = GL_CLAMP_TO_EDGE);
+    void set(GLint filter = GL_LINEAR, GLint wrap = GL_CLAMP_TO_EDGE);
+    void bind(int unit);
+    void unbind();
+};