PrusaSlicer-NonPlainar/src/slic3r/GUI/GLTexture.hpp
2019-05-31 15:25:02 +02:00

140 lines
4.5 KiB
C++

#ifndef slic3r_GLTexture_hpp_
#define slic3r_GLTexture_hpp_
#include <string>
#include <vector>
class wxImage;
namespace Slic3r {
namespace GUI {
class GLTexture
{
#if ENABLE_COMPRESSED_TEXTURES
class Compressor
{
struct Level
{
unsigned int w;
unsigned int h;
std::vector<unsigned char> src_data;
std::vector<unsigned char> compressed_data;
bool sent_to_gpu;
Level(unsigned int w, unsigned int h, const std::vector<unsigned char>& data) : w(w), h(h), src_data(data), sent_to_gpu(false) {}
};
GLTexture& m_texture;
std::vector<Level> m_levels;
bool m_is_compressing;
bool m_abort_compressing;
public:
explicit Compressor(GLTexture& texture) : m_texture(texture), m_is_compressing(false), m_abort_compressing(false) {}
void reset();
void add_level(unsigned int w, unsigned int h, const std::vector<unsigned char>& data);
void start_compressing();
bool unsent_compressed_data_available() const;
void send_compressed_data_to_gpu();
private:
void compress();
};
#endif // ENABLE_COMPRESSED_TEXTURES
public:
struct UV
{
float u;
float v;
};
struct Quad_UVs
{
UV left_bottom;
UV right_bottom;
UV right_top;
UV left_top;
};
static Quad_UVs FullTextureUVs;
protected:
unsigned int m_id;
int m_width;
int m_height;
std::string m_source;
#if ENABLE_COMPRESSED_TEXTURES
Compressor m_compressor;
#endif // ENABLE_COMPRESSED_TEXTURES
public:
GLTexture();
virtual ~GLTexture();
#if ENABLE_COMPRESSED_TEXTURES
bool load_from_file(const std::string& filename, bool use_mipmaps, bool compress);
bool load_from_svg_file(const std::string& filename, bool use_mipmaps, bool compress, bool apply_anisotropy, unsigned int max_size_px);
#else
bool load_from_file(const std::string& filename, bool use_mipmaps);
bool load_from_svg_file(const std::string& filename, bool use_mipmaps, unsigned int max_size_px);
#endif // ENABLE_COMPRESSED_TEXTURES
// meanings of states: (std::pair<int, bool>)
// first field (int):
// 0 -> no changes
// 1 -> use white only color variant
// 2 -> use gray only color variant
// second field (bool):
// false -> no changes
// true -> add background color
#if ENABLE_COMPRESSED_TEXTURES
bool load_from_svg_files_as_sprites_array(const std::vector<std::string>& filenames, const std::vector<std::pair<int, bool>>& states, unsigned int sprite_size_px, bool compress);
#else
bool load_from_svg_files_as_sprites_array(const std::vector<std::string>& filenames, const std::vector<std::pair<int, bool>>& states, unsigned int sprite_size_px);
#endif // ENABLE_COMPRESSED_TEXTURES
void reset();
unsigned int get_id() const { return m_id; }
int get_width() const { return m_width; }
int get_height() const { return m_height; }
const std::string& get_source() const { return m_source; }
#if ENABLE_COMPRESSED_TEXTURES
bool unsent_compressed_data_available() const;
void send_compressed_data_to_gpu();
#endif // ENABLE_COMPRESSED_TEXTURES
static void render_texture(unsigned int tex_id, float left, float right, float bottom, float top);
static void render_sub_texture(unsigned int tex_id, float left, float right, float bottom, float top, const Quad_UVs& uvs);
protected:
#if ENABLE_COMPRESSED_TEXTURES
unsigned int generate_mipmaps(wxImage& image, bool compress);
#else
unsigned int generate_mipmaps(wxImage& image);
#endif // ENABLE_COMPRESSED_TEXTURES
private:
#if ENABLE_COMPRESSED_TEXTURES
bool load_from_png(const std::string& filename, bool use_mipmaps, bool compress);
bool load_from_svg(const std::string& filename, bool use_mipmaps, bool compress, bool apply_anisotropy, unsigned int max_size_px);
friend class Compressor;
#else
bool load_from_png(const std::string& filename, bool use_mipmaps);
bool load_from_svg(const std::string& filename, bool use_mipmaps, unsigned int max_size_px);
#endif // ENABLE_COMPRESSED_TEXTURES
};
} // namespace GUI
} // namespace Slic3r
#endif // slic3r_GLTexture_hpp_