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@@ -1627,7 +1627,7 @@ enum ImFontAtlasFlags_
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// 2. Call GetTexDataAsAlpha8() or GetTexDataAsRGBA32() to build and retrieve pixels data.
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// 3. Upload the pixels data into a texture within your graphics system.
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// 4. Call SetTexID(my_tex_id); and pass the pointer/identifier to your texture. This value will be passed back to you during rendering to identify the texture.
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-// IMPORTANT: If you pass a 'glyph_ranges' array to AddFont*** functions, you need to make sure that your array persist up until the ImFont is build (when calling GetTextData*** or Build()). We only copy the pointer, not the data.
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+// IMPORTANT: If you pass a 'glyph_ranges' array to AddFont*** functions, you need to make sure that your array persist up until the ImFont is build (when calling GetTexData*** or Build()). We only copy the pointer, not the data.
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struct ImFontAtlas
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{
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IMGUI_API ImFontAtlas();
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@@ -1648,6 +1648,7 @@ struct ImFontAtlas
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// RGBA32 format is provided for convenience and compatibility, but note that unless you use CustomRect to draw color data, the RGB pixels emitted from Fonts will all be white (~75% of waste).
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// Pitch = Width * BytesPerPixels
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IMGUI_API bool Build(); // Build pixels data. This is called automatically for you by the GetTexData*** functions.
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+ IMGUI_API bool IsBuilt() { return Fonts.Size > 0 && (TexPixelsAlpha8 != NULL || TexPixelsRGBA32 != NULL); }
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IMGUI_API void GetTexDataAsAlpha8(unsigned char** out_pixels, int* out_width, int* out_height, int* out_bytes_per_pixel = NULL); // 1 byte per-pixel
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IMGUI_API void GetTexDataAsRGBA32(unsigned char** out_pixels, int* out_width, int* out_height, int* out_bytes_per_pixel = NULL); // 4 bytes-per-pixel
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void SetTexID(ImTextureID id) { TexID = id; }
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