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parse viewports in normal order

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This commit is contained in:
Ian Curtis 2016-04-19 22:05:12 +00:00
parent df9fefd064
commit 58d187e59a
2 changed files with 13 additions and 20 deletions
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31
Src/Graphics/New3D/New3D.cpp
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@ -157,10 +157,8 @@ void CNew3D::RenderFrame(void)
glEnable (GL_CULL_FACE);
glFrontFace (GL_CW);
for (int pri = 0; pri <= 3; pri++) {
RenderViewport(0x800000, pri); // build model structure
}
RenderViewport(0x800000); // build model structure
m_vbo.Bind(true);
m_vbo.BufferSubData(MAX_ROM_POLYS*sizeof(Poly), m_polyBufferRam.size()*sizeof(Poly), m_polyBufferRam.data()); // upload all the dynamic data to GPU in one go
@ -386,7 +384,6 @@ void CNew3D::DescendCullingNode(UINT32 addr)
DescendNodePtr(node1Ptr);
}
// Proceed to second link
m_modelMat.PopMatrix();
// Restore old texture offsets
@ -542,7 +539,7 @@ void CNew3D::InitMatrixStack(UINT32 matrixBaseAddr, Mat4& mat)
}
// Draws viewports of the given priority
void CNew3D::RenderViewport(UINT32 addr, int pri)
void CNew3D::RenderViewport(UINT32 addr)
{
GLfloat color[8][3] = // RGB1 translation
{
@ -570,22 +567,13 @@ void CNew3D::RenderViewport(UINT32 addr, int pri)
return;
}
curPri = (vpnode[0x00] >> 3) & 3; // viewport priority
nextAddr = vpnode[0x01] & 0xFFFFFF; // next viewport
nodeAddr = vpnode[0x02]; // scene database node pointer
// Recursively process next viewport
if (vpnode[0x01] == 0) { // memory probably hasn't been set up yet, abort
return;
}
if (vpnode[0x01] != 0x01000000) {
RenderViewport(vpnode[0x01], pri);
}
// If the priority doesn't match, do not process
if (curPri != pri) {
return;
}
curPri = (vpnode[0x00] >> 3) & 3; // viewport priority
nextAddr = vpnode[0x01] & 0xFFFFFF; // next viewport
nodeAddr = vpnode[0x02]; // scene database node pointer
// create node object
m_nodes.emplace_back(Node());
@ -594,7 +582,7 @@ void CNew3D::RenderViewport(UINT32 addr, int pri)
// get pointer to its viewport
vp = &m_nodes.back().viewport;
vp->priority = pri;
vp->priority = curPri;
// Fetch viewport parameters (TO-DO: would rounding make a difference?)
vpX = (int)(((vpnode[0x1A] & 0xFFFF) / 16.0f) + 0.5f); // viewport X (12.4 fixed point)
@ -734,6 +722,11 @@ void CNew3D::RenderViewport(UINT32 addr, int pri)
// Descend down the node link: Use recursive traversal
DescendNodePtr(nodeAddr);
// render next viewport
if (vpnode[0x01] != 0x01000000) {
RenderViewport(vpnode[0x01]);
}
}
void CNew3D::CopyVertexData(R3DPoly& r3dPoly, std::vector<Poly>& polyArray)

2
Src/Graphics/New3D/New3D.h
View file

@ -164,7 +164,7 @@ private:
void DescendCullingNode(UINT32 addr);
void DescendPointerList(UINT32 addr);
void DescendNodePtr(UINT32 nodeAddr);
void RenderViewport(UINT32 addr, int pri);
void RenderViewport(UINT32 addr);
// building the scene
void CacheModel(Model *m, const UINT32 *data);