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GL: Added texture mip autogen.

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This commit is contained in:
Branimir Karadžić
2016-07-23 16:16:43 -07:00
parent 2563382301
commit b7a0030c20
7 changed files with 63 additions and 23 deletions
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36
src/renderer_gl.cpp
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@@ -2573,21 +2573,16 @@ namespace bgfx { namespace gl
uint32_t setFrameBuffer(FrameBufferHandle _fbh, uint32_t _height, uint16_t _discard = BGFX_CLEAR_NONE, bool _msaa = true)
{
if (isValid(m_fbh)
&& m_fbh.idx != _fbh.idx
&& (BGFX_CLEAR_NONE != m_fbDiscard || m_rtMsaa) )
&& m_fbh.idx != _fbh.idx)
{
FrameBufferGL& frameBuffer = m_frameBuffers[m_fbh.idx];
if (m_rtMsaa)
{
frameBuffer.resolve();
}
frameBuffer.resolve();
if (BGFX_CLEAR_NONE != m_fbDiscard)
{
frameBuffer.discard(m_fbDiscard);
m_fbDiscard = BGFX_CLEAR_NONE;
}
m_fbDiscard = BGFX_CLEAR_NONE;
}
m_glctx.makeCurrent(NULL);
@@ -4823,6 +4818,18 @@ namespace bgfx { namespace gl
}
}
void TextureGL::resolve() const
{
const bool renderTarget = 0 != (m_flags&BGFX_TEXTURE_RT_MASK);
if (renderTarget
&& 1 < m_numMips)
{
GL_CHECK(glBindTexture(m_target, m_id) );
GL_CHECK(glGenerateMipmap(m_target) );
GL_CHECK(glBindTexture(m_target, 0) );
}
}
void writeString(bx::WriterI* _writer, const char* _str)
{
bx::write(_writer, _str, (int32_t)strlen(_str) );
@@ -5548,6 +5555,19 @@ namespace bgfx { namespace gl
GL_CHECK(glReadBuffer(GL_NONE) );
GL_CHECK(glBindFramebuffer(GL_FRAMEBUFFER, s_renderGL->m_msaaBackBufferFbo) );
}
if (0 < m_numTh)
{
for (uint32_t ii = 0; ii < m_numTh; ++ii)
{
TextureHandle handle = m_attachment[ii].handle;
if (isValid(handle) )
{
const TextureGL& texture = s_renderGL->m_textures[handle.idx];
texture.resolve();
}
}
}
}
void FrameBufferGL::discard(uint16_t _flags)