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GPU: Track HW tess at start of frame too.

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This also makes it so we don't force the setting off when you change
backends, and just ignore it if unsupported.
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Unknown W. Brackets committed 2020-04-04 11:52:32 -07:00
1 parent 46b9454e73
commit ac60e2ecd4
21 files changed
+52 -30
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GPU/GLES/DrawEngineGLES.cpp
+10 -1
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@@ -318,7 +318,7 @@ void DrawEngineGLES::DoFlush() {
GEPrimitiveType prim = prevPrim_;
VShaderID vsid;
Shader *vshader = shaderManager_->ApplyVertexShader(CanUseHardwareTransform(prim), lastVType_, &vsid);
Shader *vshader = shaderManager_->ApplyVertexShader(CanUseHardwareTransform(prim), useHWTessellation_, lastVType_, &vsid);
GLRBuffer *vertexBuffer = nullptr;
GLRBuffer *indexBuffer = nullptr;
@@ -654,6 +654,15 @@ bool DrawEngineGLES::IsCodePtrVertexDecoder(const u8 *ptr) const {
return decJitCache_->IsInSpace(ptr);
}
bool DrawEngineGLES::SupportsHWTessellation() const {
bool hasTexelFetch = gl_extensions.GLES3 || (!gl_extensions.IsGLES && gl_extensions.VersionGEThan(3, 3, 0)) || gl_extensions.EXT_gpu_shader4;
return hasTexelFetch && gstate_c.SupportsAll(GPU_SUPPORTS_VERTEX_TEXTURE_FETCH | GPU_SUPPORTS_TEXTURE_FLOAT);
}
bool DrawEngineGLES::UpdateUseHWTessellation(bool enable) {
return enable && SupportsHWTessellation();
}
void TessellationDataTransferGLES::SendDataToShader(const SimpleVertex *const *points, int size_u, int size_v, u32 vertType, const Spline::Weight2D &weights) {
bool hasColor = (vertType & GE_VTYPE_COL_MASK) != 0;
bool hasTexCoord = (vertType & GE_VTYPE_TC_MASK) != 0;