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Metal resolveBindTexture viewport restore

This commit is contained in:
Jack Andersen 2016-09-02 19:17:47 -10:00
parent ceedda9e1f
commit ac98d6eac2
1 changed files with 16 additions and 6 deletions
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20
lib/graphicsdev/Metal.mm
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@ -237,6 +237,9 @@ class MetalTextureR : public ITextureR
void Setup(MetalContext* ctx, size_t width, size_t height, size_t samples,
bool enableShaderBindTexture)
{
m_width = width;
m_height = height;
@autoreleasepool
{
MTLTextureDescriptor* desc =
@ -724,22 +727,24 @@ struct MetalCommandQueue : IGraphicsCommandQueue
_setRenderTarget(target, false, false);
}
MTLViewport m_boundVp = {};
void setViewport(const SWindowRect& rect, float znear, float zfar)
{
MTLViewport vp = {double(rect.location[0]), double(rect.location[1]),
double(rect.size[0]), double(rect.size[1]), znear, zfar};
[m_enc setViewport:vp];
m_boundVp = MTLViewport{double(rect.location[0]), double(rect.location[1]),
double(rect.size[0]), double(rect.size[1]), znear, zfar};
[m_enc setViewport:m_boundVp];
}
MTLScissorRect m_boundScissor = {};
void setScissor(const SWindowRect& rect)
{
if (m_boundTarget)
{
SWindowRect intersectRect = rect.intersect(SWindowRect(0, 0, m_boundTarget->m_width, m_boundTarget->m_height));
MTLScissorRect scissor = {NSUInteger(intersectRect.location[0]),
m_boundScissor = MTLScissorRect{NSUInteger(intersectRect.location[0]),
NSUInteger(m_boundTarget->m_height - intersectRect.location[1] - intersectRect.size[1]),
NSUInteger(intersectRect.size[0]), NSUInteger(intersectRect.size[1])};
[m_enc setScissorRect:scissor];
[m_enc setScissorRect:m_boundScissor];
}
}
@ -827,6 +832,11 @@ struct MetalCommandQueue : IGraphicsCommandQueue
[blitEnc endEncoding];
m_enc = [m_cmdBuf renderCommandEncoderWithDescriptor:tex->m_passDesc];
[m_enc setFrontFacingWinding:MTLWindingCounterClockwise];
if (m_boundVp.width || m_boundVp.height)
[m_enc setViewport:m_boundVp];
if (m_boundScissor.width || m_boundScissor.height)
[m_enc setScissorRect:m_boundScissor];
}
}
}