From 7d5f055547e70fa93ee9ac944e62f8d657b9dc55 Mon Sep 17 00:00:00 2001 From: chai Date: Fri, 19 Oct 2018 08:36:44 +0800 Subject: =?UTF-8?q?*=E4=BF=AE=E6=94=B9=E6=96=87=E4=BB=B6=E5=90=8D?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- src/libjin/Graphics/Font/je_page.h | 51 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 51 insertions(+) create mode 100644 src/libjin/Graphics/Font/je_page.h (limited to 'src/libjin/Graphics/Font/je_page.h') 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 glyphinfolist; + std::vector glyphvertices; + math::Vector2 size; + }; + + } // namespace graphics +} // namespace jin + +#endif \ No newline at end of file -- cgit v1.1-26-g67d0