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softgpu: Avoid unnecessary flushing for curves.

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We don't need to flush all drawing between curves in softgpu, let them
queue up.
This commit is contained in:
Unknown W. Brackets 2022-09-22 00:08:38 -07:00
parent 337518415e
commit fc39f042ae
4 changed files with 9 additions and 3 deletions
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2
GPU/Common/DrawEngineCommon.h
View file

@ -147,6 +147,8 @@ protected:
bool useHWTransform_ = false;
bool useHWTessellation_ = false;
// Used to prevent unnecessary flushing in softgpu.
bool flushOnParams_ = true;
// Vertex collector buffers
u8 *decoded = nullptr;

3
GPU/Common/SplineCommon.cpp
View file

@ -577,7 +577,8 @@ void DrawEngineCommon::SubmitCurve(const void *control_points, const void *indic
if (output.count)
DispatchSubmitPrim(output.vertices, output.indices, PatchPrimToPrim(surface.primType), output.count, vertTypeID, gstate.getCullMode(), &generatedBytesRead);
DispatchFlush();
if (flushOnParams_)
DispatchFlush();
if (origVertType & GE_VTYPE_TC_MASK) {
gstate_c.uv = prevUVScale;

6
GPU/GPUCommon.cpp
View file

@ -1942,7 +1942,8 @@ void GPUCommon::Execute_Bezier(u32 op, u32 diff) {
}
// Can't flush after setting gstate_c.submitType below since it'll be a mess - it must be done already.
drawEngineCommon_->DispatchFlush();
if (flushOnParams_)
drawEngineCommon_->DispatchFlush();
Spline::BezierSurface surface;
surface.tess_u = gstate.getPatchDivisionU();
@ -2014,7 +2015,8 @@ void GPUCommon::Execute_Spline(u32 op, u32 diff) {
}
// Can't flush after setting gstate_c.submitType below since it'll be a mess - it must be done already.
drawEngineCommon_->DispatchFlush();
if (flushOnParams_)
drawEngineCommon_->DispatchFlush();
Spline::SplineSurface surface;
surface.tess_u = gstate.getPatchDivisionU();

1
GPU/Software/TransformUnit.cpp
View file

@ -54,6 +54,7 @@ SoftwareDrawEngine::SoftwareDrawEngine() {
// All this is a LOT of memory, need to see if we can cut down somehow. Used for splines.
decoded = (u8 *)AllocateMemoryPages(DECODED_VERTEX_BUFFER_SIZE, MEM_PROT_READ | MEM_PROT_WRITE);
decIndex = (u16 *)AllocateMemoryPages(DECODED_INDEX_BUFFER_SIZE, MEM_PROT_READ | MEM_PROT_WRITE);
flushOnParams_ = false;
}
SoftwareDrawEngine::~SoftwareDrawEngine() {