mirror of
https://github.com/hrydgard/ppsspp.git
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363 lines
9.7 KiB
C++
363 lines
9.7 KiB
C++
#pragma once
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#include "ppsspp_config.h"
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#include "Common/Common.h"
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#include "Common/MemoryUtil.h"
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#include "GPU/GPUInterface.h"
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#include "GPU/GPUState.h"
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#include "GPU/Common/GPUDebugInterface.h"
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#if defined(__ANDROID__)
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#include <atomic>
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#endif
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class FramebufferManagerCommon;
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class TextureCacheCommon;
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class DrawEngineCommon;
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class GraphicsContext;
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struct VirtualFramebuffer;
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namespace Draw {
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class DrawContext;
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}
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enum DrawType {
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DRAW_UNKNOWN,
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DRAW_PRIM,
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DRAW_SPLINE,
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DRAW_BEZIER,
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};
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enum {
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FLAG_FLUSHBEFOREONCHANGE = 2,
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FLAG_EXECUTE = 4,
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FLAG_EXECUTEONCHANGE = 8,
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FLAG_READS_PC = 16,
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FLAG_WRITES_PC = 32,
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FLAG_DIRTYONCHANGE = 64, // NOTE: Either this or FLAG_EXECUTE*, not both!
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};
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struct TransformedVertex {
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union {
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struct {
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float x, y, z, pos_w; // in case of morph, preblend during decode
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};
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float pos[4];
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};
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union {
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struct {
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float u; float v; float uv_w; // scaled by uscale, vscale, if there
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};
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float uv[3];
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};
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float fog;
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union {
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u8 color0[4]; // prelit
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u32 color0_32;
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};
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union {
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u8 color1[4]; // prelit
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u32 color1_32;
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};
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void CopyFromWithOffset(const TransformedVertex &other, float xoff, float yoff) {
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this->x = other.x + xoff;
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this->y = other.y + yoff;
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memcpy(&this->z, &other.z, sizeof(*this) - sizeof(float) * 2);
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}
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};
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class GPUCommon : public GPUInterface, public GPUDebugInterface {
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public:
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GPUCommon(GraphicsContext *gfxCtx, Draw::DrawContext *draw);
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Draw::DrawContext *GetDrawContext() override {
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return draw_;
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}
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virtual u32 CheckGPUFeatures() const = 0;
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void CheckDisplayResized() override;
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void CheckConfigChanged() override;
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virtual void UpdateCmdInfo() = 0;
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bool IsReady() override {
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return true;
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}
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bool IsStarted() override {
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return true;
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}
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void CancelReady() override {}
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void Reinitialize() override;
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void BeginHostFrame() override;
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void EndHostFrame() override;
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void InterruptStart(int listid) override;
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void InterruptEnd(int listid) override;
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void SyncEnd(GPUSyncType waitType, int listid, bool wokeThreads) override;
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void EnableInterrupts(bool enable) override {
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interruptsEnabled_ = enable;
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}
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void NotifyDisplayResized() override;
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void NotifyRenderResized() override;
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void NotifyConfigChanged() override;
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void DumpNextFrame() override;
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virtual void PreExecuteOp(u32 op, u32 diff) {}
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bool InterpretList(DisplayList &list);
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void ProcessDLQueue();
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u32 UpdateStall(int listid, u32 newstall) override;
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u32 EnqueueList(u32 listpc, u32 stall, int subIntrBase, PSPPointer<PspGeListArgs> args, bool head) override;
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u32 DequeueList(int listid) override;
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int ListSync(int listid, int mode) override;
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u32 DrawSync(int mode) override;
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int GetStack(int index, u32 stackPtr) override;
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bool GetMatrix24(GEMatrixType type, u32_le *result, u32 cmdbits) override;
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void ResetMatrices() override;
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void DoState(PointerWrap &p) override;
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bool BusyDrawing() override;
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u32 Continue() override;
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u32 Break(int mode) override;
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void ReapplyGfxState() override;
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uint32_t SetAddrTranslation(uint32_t value) override;
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uint32_t GetAddrTranslation() override;
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void CopyDisplayToOutput(bool reallyDirty) override = 0;
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bool PerformMemoryCopy(u32 dest, u32 src, int size, GPUCopyFlag flags = GPUCopyFlag::NONE) override;
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bool PerformMemorySet(u32 dest, u8 v, int size) override;
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bool PerformReadbackToMemory(u32 dest, int size) override;
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bool PerformWriteColorFromMemory(u32 dest, int size) override;
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void PerformWriteFormattedFromMemory(u32 addr, int size, int width, GEBufferFormat format) override;
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bool PerformWriteStencilFromMemory(u32 dest, int size, WriteStencil flags) override;
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void Execute_OffsetAddr(u32 op, u32 diff);
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void Execute_Vaddr(u32 op, u32 diff);
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void Execute_Iaddr(u32 op, u32 diff);
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void Execute_Origin(u32 op, u32 diff);
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void Execute_Jump(u32 op, u32 diff);
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void Execute_JumpFast(u32 op, u32 diff);
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void Execute_BJump(u32 op, u32 diff);
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void Execute_Call(u32 op, u32 diff);
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void Execute_CallFast(u32 op, u32 diff);
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void Execute_Ret(u32 op, u32 diff);
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void Execute_End(u32 op, u32 diff);
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void Execute_BoundingBox(u32 op, u32 diff);
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void Execute_MorphWeight(u32 op, u32 diff);
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void Execute_ImmVertexAlphaPrim(u32 op, u32 diff);
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void Execute_Unknown(u32 op, u32 diff);
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int EstimatePerVertexCost();
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// Note: Not virtual!
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void Flush();
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void DispatchFlush() override;
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#ifdef USE_CRT_DBG
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#undef new
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#endif
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void *operator new(size_t s) {
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return AllocateAlignedMemory(s, 16);
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}
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void operator delete(void *p) {
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FreeAlignedMemory(p);
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}
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#ifdef USE_CRT_DBG
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#define new DBG_NEW
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#endif
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// From GPUDebugInterface.
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bool GetCurrentDisplayList(DisplayList &list) override;
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bool GetCurrentSimpleVertices(int count, std::vector<GPUDebugVertex> &vertices, std::vector<u16> &indices) override;
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std::vector<std::string> DebugGetShaderIDs(DebugShaderType shader) override { return std::vector<std::string>(); };
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std::string DebugGetShaderString(std::string id, DebugShaderType shader, DebugShaderStringType stringType) override {
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return "N/A";
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}
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bool DescribeCodePtr(const u8 *ptr, std::string &name) override;
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std::vector<DisplayList> ActiveDisplayLists() override;
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void ResetListPC(int listID, u32 pc) override;
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void ResetListStall(int listID, u32 stall) override;
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void ResetListState(int listID, DisplayListState state) override;
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GPUDebugOp DissassembleOp(u32 pc, u32 op) override;
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std::vector<GPUDebugOp> DissassembleOpRange(u32 startpc, u32 endpc) override;
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void NotifySteppingEnter() override;
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void NotifySteppingExit() override;
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u32 GetRelativeAddress(u32 data) override;
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u32 GetVertexAddress() override;
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u32 GetIndexAddress() override;
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GPUgstate GetGState() override;
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void SetCmdValue(u32 op) override;
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void UpdateUVScaleOffset();
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DisplayList* getList(int listid) override {
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return &dls[listid];
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}
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const std::list<int>& GetDisplayLists() override {
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return dlQueue;
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}
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s64 GetListTicks(int listid) const override {
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if (listid >= 0 && listid < DisplayListMaxCount) {
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return dls[listid].waitTicks;
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}
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return -1;
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}
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void GetReportingInfo(std::string &primaryInfo, std::string &fullInfo) override {
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primaryInfo = reportingPrimaryInfo_;
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fullInfo = reportingFullInfo_;
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}
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protected:
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void ClearCacheNextFrame() override {}
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virtual void CheckRenderResized() {}
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inline bool IsTrianglePrim(GEPrimitiveType prim) const {
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return prim != GE_PRIM_RECTANGLES && prim > GE_PRIM_LINE_STRIP;
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}
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void SetDrawType(DrawType type, GEPrimitiveType prim) {
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if (type != lastDraw_) {
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// We always flush when drawing splines/beziers so no need to do so here
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gstate_c.Dirty(DIRTY_UVSCALEOFFSET | DIRTY_VERTEXSHADER_STATE | DIRTY_GEOMETRYSHADER_STATE);
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lastDraw_ = type;
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}
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// Prim == RECTANGLES can cause CanUseHardwareTransform to flip, so we need to dirty.
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// Also, culling may be affected so dirty the raster state.
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if (IsTrianglePrim(prim) != IsTrianglePrim(lastPrim_)) {
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Flush();
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gstate_c.Dirty(DIRTY_RASTER_STATE | DIRTY_VERTEXSHADER_STATE | DIRTY_GEOMETRYSHADER_STATE);
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lastPrim_ = prim;
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}
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}
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void BeginFrame() override;
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void UpdateVsyncInterval(bool force);
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virtual void CheckDepthUsage(VirtualFramebuffer *vfb) {}
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virtual void FastRunLoop(DisplayList &list) = 0;
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void SlowRunLoop(DisplayList &list);
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void UpdatePC(u32 currentPC, u32 newPC);
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void UpdateState(GPURunState state);
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void FastLoadBoneMatrix(u32 target);
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void FlushImm();
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void DoBlockTransfer(u32 skipDrawReason);
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// TODO: Unify this. The only backend that differs is Vulkan.
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virtual void FinishDeferred() {}
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void AdvanceVerts(u32 vertType, int count, int bytesRead) {
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if ((vertType & GE_VTYPE_IDX_MASK) != GE_VTYPE_IDX_NONE) {
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int indexShift = ((vertType & GE_VTYPE_IDX_MASK) >> GE_VTYPE_IDX_SHIFT) - 1;
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gstate_c.indexAddr += count << indexShift;
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} else {
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gstate_c.vertexAddr += bytesRead;
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}
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}
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virtual void BuildReportingInfo() = 0;
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virtual void UpdateMSAALevel(Draw::DrawContext *draw) {}
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DrawEngineCommon *drawEngineCommon_ = nullptr;
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// TODO: These should live in GPUCommonHW.
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FramebufferManagerCommon *framebufferManager_ = nullptr;
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TextureCacheCommon *textureCache_ = nullptr;
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bool flushOnParams_ = true;
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GraphicsContext *gfxCtx_;
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Draw::DrawContext *draw_;
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typedef std::list<int> DisplayListQueue;
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int nextListID;
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DisplayList dls[DisplayListMaxCount];
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DisplayList *currentList;
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DisplayListQueue dlQueue;
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bool interruptRunning = false;
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GPURunState gpuState = GPUSTATE_RUNNING;
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bool isbreak;
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u64 drawCompleteTicks;
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u64 busyTicks;
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int downcount;
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u64 startingTicks;
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u32 cycleLastPC;
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int cyclesExecuted;
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bool dumpNextFrame_ = false;
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bool dumpThisFrame_ = false;
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bool debugRecording_;
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bool interruptsEnabled_;
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bool displayResized_ = false;
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bool renderResized_ = false;
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bool configChanged_ = false;
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DrawType lastDraw_ = DRAW_UNKNOWN;
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GEPrimitiveType lastPrim_ = GE_PRIM_INVALID;
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int vertexCost_ = 0;
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// No idea how big this buffer needs to be.
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enum {
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MAX_IMMBUFFER_SIZE = 32,
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};
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TransformedVertex immBuffer_[MAX_IMMBUFFER_SIZE];
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int immCount_ = 0;
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GEPrimitiveType immPrim_ = GE_PRIM_INVALID;
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uint32_t immFlags_ = 0;
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bool immFirstSent_ = false;
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uint32_t edramTranslation_ = 0x400;
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// When matrix data overflows, the CPU visible values wrap and bleed between matrices.
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// But this doesn't actually change the values used by rendering.
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// The CPU visible values affect the GPU when list contexts are restored.
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// Note: not maintained by all backends, here for save stating.
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union {
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struct {
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u32 bone[12 * 8];
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u32 world[12];
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u32 view[12];
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u32 proj[16];
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u32 tgen[12];
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};
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u32 all[12 * 8 + 12 + 12 + 16 + 12];
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} matrixVisible;
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std::string reportingPrimaryInfo_;
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std::string reportingFullInfo_;
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private:
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void DoExecuteCall(u32 target);
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void PopDLQueue();
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void CheckDrawSync();
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int GetNextListIndex();
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// Debug stats.
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double timeSteppingStarted_;
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double timeSpentStepping_;
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int lastVsync_ = -1;
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};
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