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Use SRGB texture format on backbuffer when MSAA is enabled

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This commit is contained in:
Bastien Brunnenstein 2019-06-13 23:51:22 +02:00
parent 0243485c53
commit e9ad3a6eba
3 changed files with 14 additions and 3 deletions
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5
src/renderer_d3d11.cpp
View File

@ -1006,7 +1006,10 @@ namespace bgfx { namespace d3d11
bx::memSet(&m_scd, 0, sizeof(m_scd) );
m_scd.width = _init.resolution.width;
m_scd.height = _init.resolution.height;
m_scd.format = s_textureFormat[_init.resolution.format].m_fmt;
m_scd.format = (_init.resolution.reset & BGFX_RESET_SRGB_BACKBUFFER)
? s_textureFormat[_init.resolution.format].m_fmtSrgb
: s_textureFormat[_init.resolution.format].m_fmt
;
updateMsaa(m_scd.format);
m_scd.sampleDesc = s_msaa[(_init.resolution.reset&BGFX_RESET_MSAA_MASK)>>BGFX_RESET_MSAA_SHIFT];

5
src/renderer_d3d12.cpp
View File

@ -934,7 +934,10 @@ namespace bgfx { namespace d3d12
bx::memSet(&m_scd, 0, sizeof(m_scd) );
m_scd.width = _init.resolution.width;
m_scd.height = _init.resolution.height;
m_scd.format = s_textureFormat[_init.resolution.format].m_fmt;
m_scd.format = (_init.resolution.reset & BGFX_RESET_SRGB_BACKBUFFER)
? s_textureFormat[_init.resolution.format].m_fmtSrgb
: s_textureFormat[_init.resolution.format].m_fmt
;
m_scd.stereo = false;
updateMsaa(m_scd.format);

7
src/renderer_gl.cpp
View File

@ -3277,11 +3277,16 @@ BX_TRACE("%d, %d, %d, %s", _array, _srgb, _mipAutogen, getName(_format) );
if (0 == m_msaaBackBufferFbo // iOS
&& 1 < _msaa)
{
GLenum storageFormat = (m_resolution.reset & BGFX_RESET_SRGB_BACKBUFFER)
? GL_SRGB8_ALPHA8
: GL_RGBA8
;
GL_CHECK(glGenFramebuffers(1, &m_msaaBackBufferFbo) );
GL_CHECK(glBindFramebuffer(GL_FRAMEBUFFER, m_msaaBackBufferFbo) );
GL_CHECK(glGenRenderbuffers(BX_COUNTOF(m_msaaBackBufferRbos), m_msaaBackBufferRbos) );
GL_CHECK(glBindRenderbuffer(GL_RENDERBUFFER, m_msaaBackBufferRbos[0]) );
GL_CHECK(glRenderbufferStorageMultisample(GL_RENDERBUFFER, _msaa, GL_RGBA8, _width, _height) );
GL_CHECK(glRenderbufferStorageMultisample(GL_RENDERBUFFER, _msaa, storageFormat, _width, _height) );
GL_CHECK(glBindRenderbuffer(GL_RENDERBUFFER, m_msaaBackBufferRbos[1]) );
GL_CHECK(glRenderbufferStorageMultisample(GL_RENDERBUFFER, _msaa, GL_DEPTH24_STENCIL8, _width, _height) );
GL_CHECK(glFramebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_RENDERBUFFER, m_msaaBackBufferRbos[0]) );