cube map textures

[blank.git] / src / graphics / TextureBase.hpp

diff --git a/src/graphics/TextureBase.hpp b/src/graphics/TextureBase.hpp
new file mode 100644 (file)
index 0000000..4c3e8a8
--- /dev/null
+++ b/src/graphics/TextureBase.hpp
@@ -0,0 +1,69 @@
+#ifndef BLANK_GRAPHICS_TEXTUREBASE_HPP_
+#define BLANK_GRAPHICS_TEXTUREBASE_HPP_
+
+#include <GL/glew.h>
+
+
+namespace blank {
+
+template<GLenum TARGET, GLsizei COUNT = 1>
+class TextureBase {
+
+public:
+       TextureBase();
+       ~TextureBase();
+
+       TextureBase(TextureBase &&other) noexcept;
+       TextureBase &operator =(TextureBase &&) noexcept;
+
+       TextureBase(const TextureBase &) = delete;
+       TextureBase &operator =(const TextureBase &) = delete;
+
+public:
+       void Bind(GLsizei which = 0) noexcept {
+               glBindTexture(TARGET, handle[which]);
+       }
+
+       void FilterNearest() noexcept {
+               glTexParameteri(TARGET, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+               glTexParameteri(TARGET, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
+       }
+       void FilterLinear() noexcept {
+               glTexParameteri(TARGET, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+               glTexParameteri(TARGET, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
+       }
+       void FilterTrilinear() noexcept {
+               glTexParameteri(TARGET, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
+               glTexParameteri(TARGET, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR);
+               glGenerateMipmap(TARGET);
+       }
+
+       void WrapEdge() noexcept {
+               glTexParameteri(TARGET, GL_TEXTURE_WRAP_R, GL_CLAMP_TO_EDGE);
+               glTexParameteri(TARGET, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
+               glTexParameteri(TARGET, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
+       }
+       void WrapBorder() noexcept {
+               glTexParameteri(TARGET, GL_TEXTURE_WRAP_R, GL_CLAMP_TO_BORDER);
+               glTexParameteri(TARGET, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_BORDER);
+               glTexParameteri(TARGET, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_BORDER);
+       }
+       void WrapRepeat() noexcept {
+               glTexParameteri(TARGET, GL_TEXTURE_WRAP_R, GL_REPEAT);
+               glTexParameteri(TARGET, GL_TEXTURE_WRAP_S, GL_REPEAT);
+               glTexParameteri(TARGET, GL_TEXTURE_WRAP_T, GL_REPEAT);
+       }
+       void WrapMirror() noexcept {
+               glTexParameteri(TARGET, GL_TEXTURE_WRAP_R, GL_MIRRORED_REPEAT);
+               glTexParameteri(TARGET, GL_TEXTURE_WRAP_S, GL_MIRRORED_REPEAT);
+               glTexParameteri(TARGET, GL_TEXTURE_WRAP_T, GL_MIRRORED_REPEAT);
+       }
+
+private:
+       GLuint handle[COUNT];
+
+};
+
+}
+
+#endif