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/******************************************************************************
* The MIT License (MIT)
*
* Copyright (c) 2017 Baldur Karlsson
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
******************************************************************************/
#include "replay_driver.h"
#include "maths/formatpacking.h"
DrawcallDescription *SetupDrawcallPointers(vector<DrawcallDescription *> *drawcallTable,
rdctype::array<DrawcallDescription> &draws,
DrawcallDescription *parent, DrawcallDescription *previous)
{
DrawcallDescription *ret = NULL;
for(size_t i = 0; i < draws.size(); i++)
{
DrawcallDescription *draw = &draws[i];
draw->parent = parent ? parent->eventID : 0;
if(draw->children.count > 0)
{
if(drawcallTable)
{
RDCASSERT(drawcallTable->empty() || draw->eventID > drawcallTable->back()->eventID);
drawcallTable->resize(RDCMAX(drawcallTable->size(), size_t(draw->eventID + 1)));
(*drawcallTable)[draw->eventID] = draw;
}
ret = previous = SetupDrawcallPointers(drawcallTable, draw->children, draw, previous);
}
else if(draw->flags & (DrawFlags::PushMarker | DrawFlags::SetMarker | DrawFlags::Present |
DrawFlags::MultiDraw))
{
// don't want to set up previous/next links for markers, but still add them to the table
if(drawcallTable)
{
RDCASSERT(drawcallTable->empty() || draw->eventID > drawcallTable->back()->eventID);
drawcallTable->resize(RDCMAX(drawcallTable->size(), size_t(draw->eventID + 1)));
(*drawcallTable)[draw->eventID] = draw;
}
}
else
{
if(previous != NULL)
previous->next = draw->eventID;
draw->previous = previous ? previous->eventID : 0;
if(drawcallTable)
{
RDCASSERT(drawcallTable->empty() || draw->eventID > drawcallTable->back()->eventID);
drawcallTable->resize(RDCMAX(drawcallTable->size(), size_t(draw->eventID + 1)));
(*drawcallTable)[draw->eventID] = draw;
}
ret = previous = draw;
}
}
return ret;
}
FloatVector HighlightCache::InterpretVertex(byte *data, uint32_t vert, const MeshDisplay &cfg,
byte *end, bool useidx, bool &valid)
{
FloatVector ret(0.0f, 0.0f, 0.0f, 1.0f);
if(useidx && idxData)
{
if(vert >= (uint32_t)indices.size())
{
valid = false;
return ret;
}
vert = indices[vert];
}
return HighlightCache::InterpretVertex(data, vert, cfg, end, valid);
}
FloatVector HighlightCache::InterpretVertex(byte *data, uint32_t vert, const MeshDisplay &cfg,
byte *end, bool &valid)
{
FloatVector ret(0.0f, 0.0f, 0.0f, 1.0f);
data += vert * cfg.position.stride;
float *out = &ret.x;
ResourceFormat fmt;
fmt.compByteWidth = cfg.position.compByteWidth;
fmt.compCount = cfg.position.compCount;
fmt.compType = cfg.position.compType;
if(cfg.position.specialFormat == SpecialFormat::R10G10B10A2)
{
if(data + 4 >= end)
{
valid = false;
return ret;
}
Vec4f v = ConvertFromR10G10B10A2(*(uint32_t *)data);
ret.x = v.x;
ret.y = v.y;
ret.z = v.z;
ret.w = v.w;
return ret;
}
else if(cfg.position.specialFormat == SpecialFormat::R11G11B10)
{
if(data + 4 >= end)
{
valid = false;
return ret;
}
Vec3f v = ConvertFromR11G11B10(*(uint32_t *)data);
ret.x = v.x;
ret.y = v.y;
ret.z = v.z;
return ret;
}
if(data + cfg.position.compCount * cfg.position.compByteWidth > end)
{
valid = false;
return ret;
}
for(uint32_t i = 0; i < cfg.position.compCount; i++)
{
*out = ConvertComponent(fmt, data);
data += cfg.position.compByteWidth;
out++;
}
if(cfg.position.bgraOrder)
{
FloatVector reversed;
reversed.x = ret.z;
reversed.y = ret.y;
reversed.z = ret.x;
reversed.w = ret.w;
return reversed;
}
return ret;
}
void HighlightCache::CacheHighlightingData(uint32_t eventID, const MeshDisplay &cfg)
{
if(EID != eventID || cfg.type != stage || cfg.position.buf != buf || cfg.position.offset != offs)
{
EID = eventID;
buf = cfg.position.buf;
offs = cfg.position.offset;
stage = cfg.type;
uint32_t bytesize = cfg.position.idxByteWidth;
uint64_t maxIndex = cfg.position.numVerts;
if(cfg.position.idxByteWidth == 0 || stage == MeshDataStage::GSOut)
{
indices.clear();
idxData = false;
}
else
{
idxData = true;
vector<byte> idxdata;
if(cfg.position.idxbuf != ResourceId())
driver->GetBufferData(cfg.position.idxbuf, cfg.position.idxoffs,
cfg.position.numVerts * bytesize, idxdata);
uint8_t *idx8 = (uint8_t *)&idxdata[0];
uint16_t *idx16 = (uint16_t *)&idxdata[0];
uint32_t *idx32 = (uint32_t *)&idxdata[0];
uint32_t numIndices = RDCMIN(cfg.position.numVerts, uint32_t(idxdata.size() / bytesize));
indices.resize(numIndices);
if(bytesize == 1)
{
for(uint32_t i = 0; i < numIndices; i++)
{
indices[i] = uint32_t(idx8[i]);
maxIndex = RDCMAX(maxIndex, (uint64_t)indices[i]);
}
}
else if(bytesize == 2)
{
for(uint32_t i = 0; i < numIndices; i++)
{
indices[i] = uint32_t(idx16[i]);
maxIndex = RDCMAX(maxIndex, (uint64_t)indices[i]);
}
}
else if(bytesize == 4)
{
for(uint32_t i = 0; i < numIndices; i++)
{
indices[i] = idx32[i];
maxIndex = RDCMAX(maxIndex, (uint64_t)indices[i]);
}
}
uint32_t sub = uint32_t(-cfg.position.baseVertex);
uint32_t add = uint32_t(cfg.position.baseVertex);
if(cfg.position.baseVertex > 0)
maxIndex += add;
for(uint32_t i = 0; cfg.position.baseVertex != 0 && i < numIndices; i++)
{
if(cfg.position.baseVertex < 0)
{
if(indices[i] < sub)
indices[i] = 0;
else
indices[i] -= sub;
}
else
{
indices[i] += add;
}
}
}
driver->GetBufferData(cfg.position.buf, cfg.position.offset,
(maxIndex + 1) * cfg.position.stride, vertexData);
}
}
bool HighlightCache::FetchHighlightPositions(const MeshDisplay &cfg, FloatVector &activeVertex,
vector<FloatVector> &activePrim,
vector<FloatVector> &adjacentPrimVertices,
vector<FloatVector> &inactiveVertices)
{
bool valid = true;
byte *data = &vertexData[0];
byte *dataEnd = data + vertexData.size();
uint32_t idx = cfg.highlightVert;
Topology meshtopo = cfg.position.topo;
activeVertex = InterpretVertex(data, idx, cfg, dataEnd, true, valid);
uint32_t primRestart = 0;
if(IsStrip(meshtopo))
{
if(cfg.position.idxByteWidth == 1)
primRestart = 0xff;
else if(cfg.position.idxByteWidth == 2)
primRestart = 0xffff;
else
primRestart = 0xffffffff;
}
// Reference for how primitive topologies are laid out:
// http://msdn.microsoft.com/en-us/library/windows/desktop/bb205124(v=vs.85).aspx
// Section 19.1 of the Vulkan 1.0.48 spec
// Section 10.1 of the OpenGL 4.5 spec
if(meshtopo == Topology::LineList)
{
uint32_t v = uint32_t(idx / 2) * 2; // find first vert in primitive
activePrim.push_back(InterpretVertex(data, v + 0, cfg, dataEnd, true, valid));
activePrim.push_back(InterpretVertex(data, v + 1, cfg, dataEnd, true, valid));
}
else if(meshtopo == Topology::TriangleList)
{
uint32_t v = uint32_t(idx / 3) * 3; // find first vert in primitive
activePrim.push_back(InterpretVertex(data, v + 0, cfg, dataEnd, true, valid));
activePrim.push_back(InterpretVertex(data, v + 1, cfg, dataEnd, true, valid));
activePrim.push_back(InterpretVertex(data, v + 2, cfg, dataEnd, true, valid));
}
else if(meshtopo == Topology::LineList_Adj)
{
uint32_t v = uint32_t(idx / 4) * 4; // find first vert in primitive
FloatVector vs[] = {
InterpretVertex(data, v + 0, cfg, dataEnd, true, valid),
InterpretVertex(data, v + 1, cfg, dataEnd, true, valid),
InterpretVertex(data, v + 2, cfg, dataEnd, true, valid),
InterpretVertex(data, v + 3, cfg, dataEnd, true, valid),
};
adjacentPrimVertices.push_back(vs[0]);
adjacentPrimVertices.push_back(vs[1]);
adjacentPrimVertices.push_back(vs[2]);
adjacentPrimVertices.push_back(vs[3]);
activePrim.push_back(vs[1]);
activePrim.push_back(vs[2]);
}
else if(meshtopo == Topology::TriangleList_Adj)
{
uint32_t v = uint32_t(idx / 6) * 6; // find first vert in primitive
FloatVector vs[] = {
InterpretVertex(data, v + 0, cfg, dataEnd, true, valid),
InterpretVertex(data, v + 1, cfg, dataEnd, true, valid),
InterpretVertex(data, v + 2, cfg, dataEnd, true, valid),
InterpretVertex(data, v + 3, cfg, dataEnd, true, valid),
InterpretVertex(data, v + 4, cfg, dataEnd, true, valid),
InterpretVertex(data, v + 5, cfg, dataEnd, true, valid),
};
adjacentPrimVertices.push_back(vs[0]);
adjacentPrimVertices.push_back(vs[1]);
adjacentPrimVertices.push_back(vs[2]);
adjacentPrimVertices.push_back(vs[2]);
adjacentPrimVertices.push_back(vs[3]);
adjacentPrimVertices.push_back(vs[4]);
adjacentPrimVertices.push_back(vs[4]);
adjacentPrimVertices.push_back(vs[5]);
adjacentPrimVertices.push_back(vs[0]);
activePrim.push_back(vs[0]);
activePrim.push_back(vs[2]);
activePrim.push_back(vs[4]);
}
else if(meshtopo == Topology::LineStrip)
{
// find first vert in primitive. In strips a vert isn't
// in only one primitive, so we pick the first primitive
// it's in. This means the first N points are in the first
// primitive, and thereafter each point is in the next primitive
uint32_t v = RDCMAX(idx, 1U) - 1;
// skip past any primitive restart indices
if(idxData && primRestart)
{
while(v < (uint32_t)indices.size() && indices[v] == primRestart)
v++;
}
activePrim.push_back(InterpretVertex(data, v + 0, cfg, dataEnd, true, valid));
activePrim.push_back(InterpretVertex(data, v + 1, cfg, dataEnd, true, valid));
}
else if(meshtopo == Topology::TriangleStrip)
{
// find first vert in primitive. In strips a vert isn't
// in only one primitive, so we pick the first primitive
// it's in. This means the first N points are in the first
// primitive, and thereafter each point is in the next primitive
uint32_t v = RDCMAX(idx, 2U) - 2;
// skip past any primitive restart indices
if(idxData && primRestart)
{
while(v < (uint32_t)indices.size() &&
(indices[v + 0] == primRestart || indices[v + 1] == primRestart))
v++;
}
activePrim.push_back(InterpretVertex(data, v + 0, cfg, dataEnd, true, valid));
activePrim.push_back(InterpretVertex(data, v + 1, cfg, dataEnd, true, valid));
activePrim.push_back(InterpretVertex(data, v + 2, cfg, dataEnd, true, valid));
}
else if(meshtopo == Topology::LineStrip_Adj)
{
// find first vert in primitive. In strips a vert isn't
// in only one primitive, so we pick the first primitive
// it's in. This means the first N points are in the first
// primitive, and thereafter each point is in the next primitive
uint32_t v = RDCMAX(idx, 3U) - 3;
// skip past any primitive restart indices
if(idxData && primRestart)
{
while(v < (uint32_t)indices.size() &&
(indices[v + 0] == primRestart || indices[v + 1] == primRestart ||
indices[v + 2] == primRestart))
v++;
}
FloatVector vs[] = {
InterpretVertex(data, v + 0, cfg, dataEnd, true, valid),
InterpretVertex(data, v + 1, cfg, dataEnd, true, valid),
InterpretVertex(data, v + 2, cfg, dataEnd, true, valid),
InterpretVertex(data, v + 3, cfg, dataEnd, true, valid),
};
adjacentPrimVertices.push_back(vs[0]);
adjacentPrimVertices.push_back(vs[1]);
adjacentPrimVertices.push_back(vs[2]);
adjacentPrimVertices.push_back(vs[3]);
activePrim.push_back(vs[1]);
activePrim.push_back(vs[2]);
}
else if(meshtopo == Topology::TriangleStrip_Adj)
{
// Triangle strip with adjacency is the most complex topology, as
// we need to handle the ends separately where the pattern breaks.
uint32_t numidx = cfg.position.numVerts;
if(numidx < 6)
{
// not enough indices provided, bail to make sure logic below doesn't
// need to have tons of edge case detection
valid = false;
}
else if(idx <= 4 || numidx <= 7)
{
FloatVector vs[] = {
InterpretVertex(data, 0, cfg, dataEnd, true, valid),
InterpretVertex(data, 1, cfg, dataEnd, true, valid),
InterpretVertex(data, 2, cfg, dataEnd, true, valid),
InterpretVertex(data, 3, cfg, dataEnd, true, valid),
InterpretVertex(data, 4, cfg, dataEnd, true, valid),
// note this one isn't used as it's adjacency for the next triangle
InterpretVertex(data, 5, cfg, dataEnd, true, valid),
// min() with number of indices in case this is a tiny strip
// that is basically just a list
InterpretVertex(data, RDCMIN(6U, numidx - 1), cfg, dataEnd, true, valid),
};
// these are the triangles on the far left of the MSDN diagram above
adjacentPrimVertices.push_back(vs[0]);
adjacentPrimVertices.push_back(vs[1]);
adjacentPrimVertices.push_back(vs[2]);
adjacentPrimVertices.push_back(vs[4]);
adjacentPrimVertices.push_back(vs[3]);
adjacentPrimVertices.push_back(vs[0]);
adjacentPrimVertices.push_back(vs[4]);
adjacentPrimVertices.push_back(vs[2]);
adjacentPrimVertices.push_back(vs[6]);
activePrim.push_back(vs[0]);
activePrim.push_back(vs[2]);
activePrim.push_back(vs[4]);
}
else if(idx > numidx - 4)
{
// in diagram, numidx == 14
FloatVector vs[] = {
/*[0]=*/InterpretVertex(data, numidx - 8, cfg, dataEnd, true, valid), // 6 in diagram
// as above, unused since this is adjacency for 2-previous triangle
/*[1]=*/InterpretVertex(data, numidx - 7, cfg, dataEnd, true, valid), // 7 in diagram
/*[2]=*/InterpretVertex(data, numidx - 6, cfg, dataEnd, true, valid), // 8 in diagram
// as above, unused since this is adjacency for previous triangle
/*[3]=*/InterpretVertex(data, numidx - 5, cfg, dataEnd, true, valid), // 9 in diagram
/*[4]=*/InterpretVertex(data, numidx - 4, cfg, dataEnd, true,
valid), // 10 in diagram
/*[5]=*/InterpretVertex(data, numidx - 3, cfg, dataEnd, true,
valid), // 11 in diagram
/*[6]=*/InterpretVertex(data, numidx - 2, cfg, dataEnd, true,
valid), // 12 in diagram
/*[7]=*/InterpretVertex(data, numidx - 1, cfg, dataEnd, true,
valid), // 13 in diagram
};
// these are the triangles on the far right of the MSDN diagram above
adjacentPrimVertices.push_back(vs[2]); // 8 in diagram
adjacentPrimVertices.push_back(vs[0]); // 6 in diagram
adjacentPrimVertices.push_back(vs[4]); // 10 in diagram
adjacentPrimVertices.push_back(vs[4]); // 10 in diagram
adjacentPrimVertices.push_back(vs[7]); // 13 in diagram
adjacentPrimVertices.push_back(vs[6]); // 12 in diagram
adjacentPrimVertices.push_back(vs[6]); // 12 in diagram
adjacentPrimVertices.push_back(vs[5]); // 11 in diagram
adjacentPrimVertices.push_back(vs[2]); // 8 in diagram
activePrim.push_back(vs[2]); // 8 in diagram
activePrim.push_back(vs[4]); // 10 in diagram
activePrim.push_back(vs[6]); // 12 in diagram
}
else
{
// we're in the middle somewhere. Each primitive has two vertices for it
// so our step rate is 2. The first 'middle' primitive starts at indices 5&6
// and uses indices all the way back to 0
uint32_t v = RDCMAX(((idx + 1) / 2) * 2, 6U) - 6;
// skip past any primitive restart indices
if(idxData && primRestart)
{
while(v < (uint32_t)indices.size() &&
(indices[v + 0] == primRestart || indices[v + 1] == primRestart ||
indices[v + 2] == primRestart || indices[v + 3] == primRestart ||
indices[v + 4] == primRestart || indices[v + 5] == primRestart))
v++;
}
// these correspond to the indices in the MSDN diagram, with {2,4,6} as the
// main triangle
FloatVector vs[] = {
InterpretVertex(data, v + 0, cfg, dataEnd, true, valid),
// this one is adjacency for 2-previous triangle
InterpretVertex(data, v + 1, cfg, dataEnd, true, valid),
InterpretVertex(data, v + 2, cfg, dataEnd, true, valid),
// this one is adjacency for previous triangle
InterpretVertex(data, v + 3, cfg, dataEnd, true, valid),
InterpretVertex(data, v + 4, cfg, dataEnd, true, valid),
InterpretVertex(data, v + 5, cfg, dataEnd, true, valid),
InterpretVertex(data, v + 6, cfg, dataEnd, true, valid),
InterpretVertex(data, v + 7, cfg, dataEnd, true, valid),
InterpretVertex(data, v + 8, cfg, dataEnd, true, valid),
};
// these are the triangles around {2,4,6} in the MSDN diagram above
adjacentPrimVertices.push_back(vs[0]);
adjacentPrimVertices.push_back(vs[2]);
adjacentPrimVertices.push_back(vs[4]);
adjacentPrimVertices.push_back(vs[2]);
adjacentPrimVertices.push_back(vs[5]);
adjacentPrimVertices.push_back(vs[6]);
adjacentPrimVertices.push_back(vs[6]);
adjacentPrimVertices.push_back(vs[8]);
adjacentPrimVertices.push_back(vs[4]);
activePrim.push_back(vs[2]);
activePrim.push_back(vs[4]);
activePrim.push_back(vs[6]);
}
}
else if(meshtopo >= Topology::PatchList)
{
uint32_t dim = PatchList_Count(cfg.position.topo);
uint32_t v0 = uint32_t(idx / dim) * dim;
for(uint32_t v = v0; v < v0 + dim; v++)
{
if(v != idx && valid)
inactiveVertices.push_back(InterpretVertex(data, v, cfg, dataEnd, true, valid));
}
}
else // if(meshtopo == Topology::PointList) point list, or unknown/unhandled type
{
// no adjacency, inactive verts or active primitive
}
return valid;
}
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