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Add opt-in compile flag for GL read back emulation (#2305)

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Co-authored-by: Christophe Dehais <christophe.dehais@fittingbox.com>
This commit is contained in:
Christophe Dehais
2020-11-05 23:54:17 +01:00
committed by GitHub
parent 70f8897056
commit 6b790dc96b
2 changed files with 6 additions and 2 deletions
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4
src/renderer_gl.cpp
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@@ -2764,7 +2764,7 @@ namespace bgfx { namespace gl
: 0
;
g_caps.supported |= m_readBackSupported
g_caps.supported |= (m_readBackSupported || BX_ENABLED(BGFX_GL_CONFIG_TEXTURE_READ_BACK_EMULATION))
? BGFX_CAPS_TEXTURE_READ_BACK
: 0
;
@@ -3263,7 +3263,7 @@ namespace bgfx { namespace gl
GL_CHECK(glBindTexture(texture.m_target, 0) );
}
else
else if (BX_ENABLED(BGFX_GL_CONFIG_TEXTURE_READ_BACK_EMULATION))
{
const TextureGL& texture = m_textures[_handle.idx];
const bool compressed = bimg::isCompressed(bimg::TextureFormat::Enum(texture.m_textureFormat) );