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Ignore blend independent when not supported.

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This commit is contained in:
bkaradzic 2014-03-26 23:37:01 -07:00
parent a3df7a3ac6
commit eecbf19c57
1 changed files with 6 additions and 1 deletions
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7
src/renderer_gl.cpp
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@ -1226,6 +1226,7 @@ namespace bgfx
? BGFX_CAPS_FRAGMENT_DEPTH
: 0
;
g_caps.supported |= s_extension[Extension::ARB_draw_buffers_blend].m_supported
? BGFX_CAPS_BLEND_INDEPENDENT
: 0
@ -3350,6 +3351,8 @@ namespace bgfx
Rect viewScissorRect;
viewScissorRect.clear();
const bool blendIndependentSupported = s_extension[Extension::ARB_draw_buffers_blend].m_supported;
uint32_t statsNumPrimsSubmitted = 0;
uint32_t statsNumIndices = 0;
uint32_t statsNumInstances = 0;
@ -3576,7 +3579,9 @@ namespace bgfx
|| blendFactor != state.m_rgba)
{
const bool enabled = !!(BGFX_STATE_BLEND_MASK & newFlags);
const bool independent = !!(BGFX_STATE_BLEND_INDEPENDENT & newFlags);
const bool independent = !!(BGFX_STATE_BLEND_INDEPENDENT & newFlags)
&& blendIndependentSupported
;
const uint32_t blend = uint32_t( (newFlags&BGFX_STATE_BLEND_MASK)>>BGFX_STATE_BLEND_SHIFT);
const uint32_t equation = uint32_t( (newFlags&BGFX_STATE_BLEND_EQUATION_MASK)>>BGFX_STATE_BLEND_EQUATION_SHIFT);