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/* This file is part of the Spring engine (GPL v2 or later), see LICENSE.html */
#ifndef LUA_TEXTURES_H
#define LUA_TEXTURES_H
#include <string>
#include <vector>
#include "Rendering/GL/myGL.h"
#include "System/UnorderedMap.hpp"
class LuaTextures {
public:
static const char prefix = '!';
~LuaTextures() { FreeAll(); }
LuaTextures() {
textureVec.reserve(128);
textureMap.reserve(128);
lastCode = 0;
}
void Clear() {
textureVec.clear();
textureMap.clear();
freeIndices.clear();
}
struct Texture {
Texture()
: name(""), id(0), fbo(0), fboDepth(0),
target(GL_TEXTURE_2D), format(GL_RGBA8),
xsize(0), ysize(0), border(0),
min_filter(GL_LINEAR), mag_filter(GL_LINEAR),
wrap_s(GL_REPEAT), wrap_t(GL_REPEAT), wrap_r(GL_REPEAT),
aniso(0.0f)
{}
std::string name;
GLuint id;
// FIXME: obsolete, use raw FBO's
GLuint fbo;
GLuint fboDepth;
GLenum target;
GLenum format;
GLsizei xsize;
GLsizei ysize;
GLint border;
GLenum min_filter;
GLenum mag_filter;
GLenum wrap_s;
GLenum wrap_t;
GLenum wrap_r;
GLfloat aniso;
};
std::string Create(const Texture& tex);
bool Bind(const std::string& name) const;
bool Free(const std::string& name);
bool FreeFBO(const std::string& name);
void FreeAll();
size_t GetIdx(const std::string& name) const;
const Texture* GetInfo(size_t texIdx) const { return &textureVec[texIdx]; }
const Texture* GetInfo(const std::string& name) const;
private:
int lastCode;
// maps names to textureVec indices
spring::unsynced_map<std::string, size_t> textureMap;
std::vector<Texture> textureVec;
std::vector<size_t> freeIndices;
};
#endif /* LUA_TEXTURES_H */
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