1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83
|
/* 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 {
GLuint id = 0;
// FIXME: obsolete, use raw FBO's
GLuint fbo = 0;
GLuint fboDepth = 0;
GLenum target = GL_TEXTURE_2D;
GLenum format = GL_RGBA8;
GLsizei xsize = 0;
GLsizei ysize = 0;
GLsizei samples = 0;
GLint border = 0;
GLenum min_filter = GL_LINEAR;
GLenum mag_filter = GL_LINEAR;
GLenum wrap_s = GL_REPEAT;
GLenum wrap_t = GL_REPEAT;
GLenum wrap_r = GL_REPEAT;
GLfloat aniso = 0.0f;
};
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();
void ChangeParams(const Texture& tex) const;
void ApplyParams(const Texture& tex) const;
size_t GetIdx(const std::string& name) const;
const Texture* GetInfo(size_t texIdx) const { return ((texIdx < textureVec.size())? &textureVec[texIdx]: nullptr); }
Texture* GetInfo(size_t texIdx) { return ((texIdx < textureVec.size())? &textureVec[texIdx]: nullptr); }
const Texture* GetInfo(const std::string& name) const { return (GetInfo(GetIdx(name))); }
Texture* GetInfo(const std::string& name) { return (GetInfo(GetIdx(name))); }
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 */
|