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More CSpaceWarpFilter coordinate fixes

This commit is contained in:
Jack Andersen 2016-07-29 18:39:13 -10:00
parent 03671ce5e1
commit 8460ed713b
2 changed files with 9 additions and 4 deletions
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11
Runtime/Graphics/Shaders/CSpaceWarpFilter.cpp
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@ -112,16 +112,21 @@ void CSpaceWarpFilter::draw(const zeus::CVector2f& pt)
m_uniform.m_indXf[1][1] = clipRect.x10_height / oldH;
}
CGraphics::ResolveSpareTexture(clipRect);
/* Transform UV coordinates of rectangle within viewport and sampled scene texels (clamped to viewport bounds) */
zeus::CVector2f vp{CGraphics::g_ViewportResolution.x, CGraphics::g_ViewportResolution.y};
m_uniform.m_matrix[0][0] = clipRect.xc_width / vp.x;
m_uniform.m_matrix[1][1] = clipRect.x10_height / vp.y;
m_uniform.m_matrix[2][0] = pt.x + (1.f / vp.x);
m_uniform.m_matrix[2][1] = pt.y + (1.f / vp.y);
if (clipRect.x4_left + clipRect.xc_width < CGraphics::g_ViewportResolution.x)
clipRect.xc_width += 1;
if (clipRect.x8_top + clipRect.x10_height < CGraphics::g_ViewportResolution.y)
clipRect.x10_height += 1;
CGraphics::ResolveSpareTexture(clipRect);
m_uniform.m_strength.x = m_uniform.m_matrix[0][0] * m_strength * 0.5f;
m_uniform.m_strength.x = m_uniform.m_matrix[1][1] * m_strength * 0.5f;
m_uniform.m_strength.y = m_uniform.m_matrix[1][1] * m_strength * 0.5f;
m_uniBuf->load(&m_uniform, sizeof(m_uniform));

2
hecl

@ -1 +1 @@
Subproject commit b7d5cbb0ab437ae73391a5a22c6a627cce05df42
Subproject commit a095b87ca1b3dc4f6291b6f248fcb9260e26eb92