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Added ability to specify swap chain for screenshot.

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Branimir Karadžić
2017-03-02 18:02:14 -08:00
parent 7e76736082
commit 86fc54ccfc
15 changed files with 84 additions and 38 deletions
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18
src/renderer_gl.cpp
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@@ -2523,14 +2523,24 @@ namespace bgfx { namespace gl
m_uniformReg.remove(_handle);
}
void saveScreenShot(const char* _filePath) BX_OVERRIDE
void saveScreenShot(FrameBufferHandle _handle, const char* _filePath) BX_OVERRIDE
{
uint32_t length = m_resolution.m_width*m_resolution.m_height*4;
uint8_t* data = (uint8_t*)BX_ALLOC(g_allocator, length);
SwapChainGL* swapChain = NULL;
uint32_t width = m_resolution.m_width;
uint32_t height = m_resolution.m_height;
if (isValid(_handle) )
{
const FrameBufferGL& frameBuffer = m_frameBuffers[_handle.idx];
swapChain = frameBuffer.m_swapChain;
width = frameBuffer.m_width;
height = frameBuffer.m_height;
}
m_glctx.makeCurrent(swapChain);
uint32_t length = width*height*4;
uint8_t* data = (uint8_t*)BX_ALLOC(g_allocator, length);
GL_CHECK(glReadPixels(0
, 0
, width