mirror of https://github.com/AxioDL/metaforce.git
65 lines
1.9 KiB
C++
65 lines
1.9 KiB
C++
#include "CCameraBlurFilter.hpp"
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namespace urde
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{
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CCameraBlurFilter::CCameraBlurFilter()
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{
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CGraphics::CommitResources([&](boo::IGraphicsDataFactory::Context& ctx)
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{
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m_vbo = ctx.newDynamicBuffer(boo::BufferUse::Vertex, 32, 4);
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m_uniBuf = ctx.newDynamicBuffer(boo::BufferUse::Uniform, sizeof(Uniform), 1);
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m_dataBind = TShader<CCameraBlurFilter>::BuildShaderDataBinding(ctx, *this);
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return true;
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} BooTrace);
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}
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void CCameraBlurFilter::draw(float amount, bool clearDepth)
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{
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if (amount <= 0.f)
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return;
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SClipScreenRect clipRect(g_Viewport);
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CGraphics::ResolveSpareTexture(clipRect, 0, clearDepth);
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float aspect = CGraphics::g_CroppedViewport.xc_width / float(CGraphics::g_CroppedViewport.x10_height);
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float xFac = CGraphics::g_CroppedViewport.xc_width / float(g_Viewport.x8_width);
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float yFac = CGraphics::g_CroppedViewport.x10_height / float(g_Viewport.xc_height);
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float xBias = CGraphics::g_CroppedViewport.x4_left / float(g_Viewport.x8_width);
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float yBias = CGraphics::g_CroppedViewport.x8_top / float(g_Viewport.xc_height);
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Vert verts[4] =
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{
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{{-1.0, -1.0}, {xBias, yBias}},
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{{-1.0, 1.0}, {xBias, yBias + yFac}},
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{{ 1.0, -1.0}, {xBias + xFac, yBias}},
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{{ 1.0, 1.0}, {xBias + xFac, yBias + yFac}},
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};
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m_vbo->load(verts, sizeof(verts));
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for (int i=0 ; i<6 ; ++i)
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{
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float tmp = i;
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tmp *= 2.f * M_PIF;
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tmp /= 6.f;
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float amtX = std::cos(tmp);
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amtX *= amount / 448.f / aspect;
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float amtY = std::sin(tmp);
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amtY *= amount / 448.f;
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m_uniform.m_uv[i][0] = amtX * xFac;
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m_uniform.m_uv[i][1] = amtY * yFac;
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}
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m_uniform.m_opacity = std::min(amount / 2.f, 1.f);
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m_uniBuf->load(&m_uniform, sizeof(m_uniform));
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CGraphics::SetShaderDataBinding(m_dataBind);
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CGraphics::DrawArray(0, 4);
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}
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URDE_SPECIALIZE_SHADER(CCameraBlurFilter)
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}
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