| 40 | static VertexShaders::iterator gCurrentVertexShader = gVertexShaders.end(); |
| 41 | |
| 42 | void setVertexShader(const std::string& vertexShader) |
| 43 | { |
| 44 | if (vertexShader.length() == 0) |
| 45 | { |
| 46 | gCurrentVertexShader = gVertexShaders.end(); |
| 47 | return; |
| 48 | } |
| 49 | |
| 50 | if (gCurrentVertexShader != gVertexShaders.end() && *gCurrentVertexShader == vertexShader) |
| 51 | return; |
| 52 | |
| 53 | VertexShaders::iterator it = std::find(gVertexShaders.begin(), gVertexShaders.end(), vertexShader); |
| 54 | if (it != gVertexShaders.end()) |
| 55 | { |
| 56 | gCurrentVertexShader = it; |
| 57 | return; |
| 58 | } |
| 59 | |
| 60 | gCurrentVertexShader = gVertexShaders.insert(it, vertexShader); |
| 61 | } |
| 62 | |
| 63 | const char* getVertexShader() |
| 64 | { |