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Fixed GL with BGRA extension and without texture swizzle extension.

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This commit is contained in:
Branimir Karadžić 2015-04-11 09:42:17 -07:00
parent 23f4c82b1a
commit 202fb0b36c
1 changed files with 12 additions and 6 deletions
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18
src/renderer_gl.cpp
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@ -214,7 +214,7 @@ namespace bgfx { namespace gl
{ GL_RG16F, GL_RG, GL_FLOAT, false }, // RG16F
{ GL_RG32UI, GL_RG, GL_UNSIGNED_INT, false }, // RG32
{ GL_RG32F, GL_RG, GL_FLOAT, false }, // RG32F
{ GL_BGRA, GL_RGBA, GL_UNSIGNED_BYTE, false }, // BGRA8
{ GL_RGBA, GL_BGRA, GL_UNSIGNED_BYTE, false }, // BGRA8
{ GL_RGBA, GL_RGBA, GL_UNSIGNED_BYTE, false }, // RGBA8
{ GL_RGBA16, GL_RGBA, GL_UNSIGNED_BYTE, false }, // RGBA16
{ GL_RGBA16F, GL_RGBA, GL_HALF_FLOAT, false }, // RGBA16F
@ -1282,8 +1282,6 @@ namespace bgfx { namespace gl
m_readPixelsFmt = GL_BGRA;
}
s_textureFormat[TextureFormat::BGRA8].m_fmt = GL_BGRA;
// Mixing GLES and GL extensions here. OpenGL EXT_bgra and
// APPLE_texture_format_BGRA8888 wants
// format to be BGRA but internal format to stay RGBA, but
@ -1303,7 +1301,7 @@ namespace bgfx { namespace gl
if (!isTextureFormatValid(TextureFormat::BGRA8) )
{
// Revert back to RGBA if texture can't be created.
setTextureFormat(TextureFormat::BGRA8, GL_BGRA, GL_BGRA, GL_UNSIGNED_BYTE);
setTextureFormat(TextureFormat::BGRA8, GL_RGBA, GL_BGRA, GL_UNSIGNED_BYTE);
}
}
@ -3320,8 +3318,16 @@ namespace bgfx { namespace gl
m_fmt = tfi.m_fmt;
m_type = tfi.m_type;
const bool compressed = isCompressed(TextureFormat::Enum(_format) );
const bool convert = !tfi.m_supported;
const bool swizzle = true
&& TextureFormat::BGRA8 == m_requestedFormat
&& !s_textureFormat[m_requestedFormat].m_supported
&& !s_renderGL->m_textureSwizzleSupport
;
const bool compressed = isCompressed(TextureFormat::Enum(m_requestedFormat) );
const bool convert = false
|| (compressed && m_textureFormat != m_requestedFormat)
|| swizzle
;
if (convert)
{