55 lines
1.6 KiB
C++
55 lines
1.6 KiB
C++
#include<hgl/graph/font/TextPrimitive.h>
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#include<hgl/graph/VKDevice.h>
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#include<hgl/graph/VKMaterial.h>
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#include<hgl/graph/VKVertexAttribBuffer.h>
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namespace hgl
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{
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namespace graph
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{
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TextPrimitive::TextPrimitive(GPUDevice *dev,Material *m,uint mc):Primitive(mc)
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{
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device=dev;
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mtl=m;
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max_count=0;
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vbo_position=nullptr;
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vbo_tex_coord=nullptr;
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}
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TextPrimitive::~TextPrimitive()
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{
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SAFE_CLEAR(vbo_tex_coord);
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SAFE_CLEAR(vbo_position);
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}
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void TextPrimitive::SetCharCount(const uint cc)
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{
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this->vertex_count=cc;
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if(cc<=max_count)return;
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max_count=power_to_2(cc);
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{
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if(vbo_position)
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delete vbo_position;
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vbo_position =device->CreateVBO(VF_V4I16,max_count);
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Set(VAN::Position,vbo_position);
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}
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{
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if(vbo_tex_coord)
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delete vbo_tex_coord;
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vbo_tex_coord =device->CreateVBO(VF_V4F,max_count);
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Set(VAN::TexCoord,vbo_tex_coord);
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}
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}
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bool TextPrimitive::WriteVertex (const int16 *fp){if(!fp)return(false);if(!vbo_position )return(false);return vbo_position ->Write(fp,vertex_count*4*sizeof(int16));}
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bool TextPrimitive::WriteTexCoord (const float *fp){if(!fp)return(false);if(!vbo_tex_coord)return(false);return vbo_tex_coord ->Write(fp,vertex_count*4*sizeof(float));}
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}//namespace graph
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}//namespace hgl
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