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fix rectangle calculation for reading of the backbuffer

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msiglreith 2015-11-27 15:20:07 +01:00 committed by oy
parent e71fde8c4e
commit afa8e57ef2
1 changed files with 3 additions and 3 deletions
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6
src/engine/client/backend_sdl.cpp
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@ -453,11 +453,11 @@ void CCommandProcessorFragment_OpenGL::Cmd_Screenshot(const CCommandBuffer::SCom
GLint aViewport[4] = {0,0,0,0};
glGetIntegerv(GL_VIEWPORT, aViewport);
int x = pCommand->m_X;
int y = aViewport[3] - pCommand->m_Y;
int w = pCommand->m_W == -1 ? aViewport[2] : pCommand->m_W;
int h = pCommand->m_H == -1 ? aViewport[3] : pCommand->m_H;
int x = pCommand->m_X;
int y = aViewport[3] - pCommand->m_Y - h;
// we allocate one more row to use when we are flipping the texture
unsigned char *pPixelData = (unsigned char *)mem_alloc(w*(h+1)*3, 1);
unsigned char *pTempRow = pPixelData+w*h*3;