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Implement CFluidPlaneGPU for GPU-computed water ripples

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This commit is contained in:
Jack Andersen
2018-06-06 18:43:26 -10:00
parent e63102e180
commit ac424ff9eb
31 changed files with 1651 additions and 1060 deletions
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26
Runtime/World/CFluidPlaneDoor.cpp
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@@ -52,7 +52,7 @@ CFluidPlaneDoor::RenderSetup(const CStateManager& mgr, float alpha, const zeus::
/* Used to be part of locked cache
* These are too big for stack allocation */
static CFluidPlaneCPURender::SHFieldSample lc_heights[46][46] = {};
static CFluidPlaneRender::SHFieldSample lc_heights[46][46] = {};
static u8 lc_flags[9][9] = {};
void CFluidPlaneDoor::Render(const CStateManager& mgr, float alpha, const zeus::CAABox& aabb, const zeus::CTransform& xf,
@@ -61,14 +61,15 @@ void CFluidPlaneDoor::Render(const CStateManager& mgr, float alpha, const zeus::
const bool* gridFlags, u32 gridDimX, u32 gridDimY, const zeus::CVector3f& areaCenter) const
{
CFluidPlaneShader::RenderSetupInfo setupInfo = RenderSetup(mgr, alpha, xf, aabb, noNormals);
CFluidPlaneCPURender::numSubdivisionsInTile = xa4_tileSubdivisions;
CFluidPlaneCPURender::numTilesInHField = 42 / xa4_tileSubdivisions;
CFluidPlaneCPURender::numSubdivisionsInHField = CFluidPlaneCPURender::numTilesInHField * xa4_tileSubdivisions;
CFluidPlaneRender::numSubdivisionsInTile = xa4_tileSubdivisions;
CFluidPlaneRender::numTilesInHField = 42 / xa4_tileSubdivisions;
CFluidPlaneRender::numSubdivisionsInHField = CFluidPlaneRender::numTilesInHField * xa4_tileSubdivisions;
zeus::CVector2f centerPlane(aabb.center().x, aabb.center().y);
float patchSize = xa8_rippleResolution * CFluidPlaneCPURender::numSubdivisionsInHField;
float patchSize = xa8_rippleResolution * CFluidPlaneRender::numSubdivisionsInHField;
float ooSubdivSize = 1.f / xa8_rippleResolution;
m_verts.clear();
m_pVerts.clear();
m_shader->prepareDraw(setupInfo);
for (float curX = aabb.min.x ; curX < aabb.max.x ; curX += patchSize)
@@ -77,26 +78,27 @@ void CFluidPlaneDoor::Render(const CStateManager& mgr, float alpha, const zeus::
for (float curY = aabb.min.y ; curY < aabb.max.y ; curY += patchSize)
{
float remSubdivsY = (aabb.max.y - curY) * ooSubdivSize;
int remSubdivsXi = std::min(CFluidPlaneCPURender::numSubdivisionsInHField, int(remSubdivsX));
int remSubdivsYi = std::min(CFluidPlaneCPURender::numSubdivisionsInHField, int(remSubdivsY));
int remSubdivsXi = std::min(CFluidPlaneRender::numSubdivisionsInHField, int(remSubdivsX));
int remSubdivsYi = std::min(CFluidPlaneRender::numSubdivisionsInHField, int(remSubdivsY));
zeus::CAABox aabb2(aabb.min, zeus::CVector3f(xa8_rippleResolution * remSubdivsXi + curX,
xa8_rippleResolution * remSubdivsYi + curY,
aabb.max.z));
if (frustum.aabbFrustumTest(aabb2.getTransformedAABox(xf)))
{
CFluidPlaneCPURender::SPatchInfo patchInfo(zeus::CVector3f(curX, curY, aabb.min.z),
CFluidPlaneRender::SPatchInfo patchInfo(zeus::CVector3f(curX, curY, aabb.min.z),
aabb2.max, xf.origin, xa8_rippleResolution,
xa0_tileSize, 0.f,
CFluidPlaneCPURender::numSubdivisionsInHField,
CFluidPlaneCPURender::NormalMode::None,
CFluidPlaneRender::numSubdivisionsInHField,
CFluidPlaneRender::NormalMode::None,
0, 0, 0, 0, 0, 0, 0, nullptr);
RenderPatch(patchInfo, lc_heights, lc_flags, true, true, m_verts);
RenderPatch(patchInfo, lc_heights, lc_flags, true, true, m_verts, m_pVerts);
}
}
}
m_shader->loadVerts(m_verts);
m_shader->loadVerts(m_verts, m_pVerts);
m_shader->doneDrawing();
}
}