diff options
author | chai <chaifix@163.com> | 2018-10-19 08:36:44 +0800 |
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committer | chai <chaifix@163.com> | 2018-10-19 08:36:44 +0800 |
commit | 7d5f055547e70fa93ee9ac944e62f8d657b9dc55 (patch) | |
tree | 081782a1541854db4b8eb69c4b43081f52711286 /src/libjin/Graphics/Font/je_page.h | |
parent | 02dd1f38008594048f0e28bad01e7c6d18844198 (diff) |
*修改文件名
Diffstat (limited to 'src/libjin/Graphics/Font/je_page.h')
-rw-r--r-- | src/libjin/Graphics/Font/je_page.h | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/src/libjin/Graphics/Font/je_page.h b/src/libjin/Graphics/Font/je_page.h new file mode 100644 index 0000000..d887c9b --- /dev/null +++ b/src/libjin/Graphics/Font/je_page.h @@ -0,0 +1,51 @@ +#ifndef __LIBJIN_PAGE_H +#define __LIBJIN_PAGE_H + +#include "../../math/je_vector2.hpp" + +#include "je_font.h" + +namespace jin +{ + namespace graphics + { + + class Font; + + /// + /// Glyphs data to be rendered. + /// + struct GlyphVertex + { + int x, y; ///< screen coordinates + float u, v; ///< normalized texture uv + }; + + /// + /// Glyphs info for reducing draw call. + /// + struct GlyphArrayDrawInfo + { + GLuint texture; ///< atlas + unsigned int start; ///< glyph vertex indecies + unsigned int count; ///< glyph vertex count + }; + + /// + /// Page to be rendered. + /// + /// A page is a pre-rendered text struct for reducing draw call. Each page + /// keeps a font pointer which should not be changed. + /// + struct Page + { + Font* font; + std::vector<GlyphArrayDrawInfo> glyphinfolist; + std::vector<GlyphVertex> glyphvertices; + math::Vector2<int> size; + }; + + } // namespace graphics +} // namespace jin + +#endif
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