ppsspp/GPU/Software/SoftGpu.h

248 lines
7.7 KiB
C++

// Copyright (c) 2012- PPSSPP Project.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, version 2.0 or later versions.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License 2.0 for more details.
// A copy of the GPL 2.0 should have been included with the program.
// If not, see http://www.gnu.org/licenses/
// Official git repository and contact information can be found at
// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
#pragma once
#include <cstdint>
#include "GPU/GPUCommon.h"
#include "GPU/Common/GPUDebugInterface.h"
#include "Common/GPU/thin3d.h"
struct FormatBuffer {
FormatBuffer() { data = nullptr; }
union {
u8 *data;
u16 *as16;
u32 *as32;
};
inline void Set16(int x, int y, int stride, u16 v) {
as16[x + y * stride] = v;
}
inline void Set32(int x, int y, int stride, u32 v) {
as32[x + y * stride] = v;
}
inline u16 Get16(int x, int y, int stride) {
return as16[x + y * stride];
}
inline u32 Get32(int x, int y, int stride) {
return as32[x + y * stride];
}
inline u16 *Get16Ptr(int x, int y, int stride) {
return &as16[x + y * stride];
}
inline u32 *Get32Ptr(int x, int y, int stride) {
return &as32[x + y * stride];
}
};
enum class SoftDirty : uint64_t {
NONE = 0,
PIXEL_BASIC = 1ULL << 0,
PIXEL_STENCIL = 1ULL << 1,
PIXEL_ALPHA = 1ULL << 2,
PIXEL_DITHER = 1ULL << 3,
PIXEL_WRITEMASK = 1ULL << 4,
PIXEL_CACHED = 1ULL << 5,
PIXEL_ALL = 0b111111ULL << 0,
SAMPLER_BASIC = 1ULL << 6,
SAMPLER_TEXLIST = 1ULL << 7,
SAMPLER_CLUT = 1ULL << 8,
SAMPLER_ALL = 0b111ULL << 6,
RAST_BASIC = 1ULL << 9,
RAST_TEX = 1ULL << 10,
RAST_OFFSET = 1ULL << 11,
RAST_ALL = 0b111ULL << 9,
LIGHT_BASIC = 1ULL << 12,
LIGHT_MATERIAL = 1ULL << 13,
LIGHT_0 = 1ULL << 14,
LIGHT_1 = 1ULL << 15,
LIGHT_2 = 1ULL << 16,
LIGHT_3 = 1ULL << 17,
LIGHT_ALL = 0b111111ULL << 12,
TRANSFORM_BASIC = 1ULL << 18,
TRANSFORM_MATRIX = 1ULL << 19,
TRANSFORM_VIEWPORT = 1ULL << 20,
TRANSFORM_FOG = 1ULL << 21,
TRANSFORM_ALL = 0b1111ULL << 18,
BINNER_RANGE = 1ULL << 22,
BINNER_OVERLAP = 1ULL << 23,
};
static inline SoftDirty operator |(const SoftDirty &lhs, const SoftDirty &rhs) {
return SoftDirty((uint64_t)lhs | (uint64_t)rhs);
}
static inline SoftDirty &operator |=(SoftDirty &lhs, const SoftDirty &rhs) {
lhs = lhs | rhs;
return lhs;
}
static inline bool operator &(const SoftDirty &lhs, const SoftDirty &rhs) {
return ((uint64_t)lhs & (uint64_t)rhs) != 0;
}
static inline SoftDirty &operator &=(SoftDirty &lhs, const SoftDirty &rhs) {
lhs = SoftDirty((uint64_t)lhs & (uint64_t)rhs);
return lhs;
}
static inline SoftDirty operator ~(const SoftDirty &v) {
return SoftDirty(~(uint64_t)v);
}
class PresentationCommon;
class SoftwareDrawEngine;
enum class SoftGPUVRAMDirty : uint8_t {
CLEAR = 0,
DIRTY = 1,
REALLY_DIRTY = 2,
};
ENUM_CLASS_BITOPS(SoftGPUVRAMDirty);
class SoftGPU : public GPUCommon {
public:
SoftGPU(GraphicsContext *gfxCtx, Draw::DrawContext *draw);
~SoftGPU();
u32 CheckGPUFeatures() const override { return 0; }
bool IsStarted() override;
void ExecuteOp(u32 op, u32 diff) override;
void FinishDeferred() override;
int ListSync(int listid, int mode) override;
u32 DrawSync(int mode) override;
void UpdateCmdInfo() override {}
void SetDisplayFramebuffer(u32 framebuf, u32 stride, GEBufferFormat format) override;
void CopyDisplayToOutput(bool reallyDirty) override;
void GetStats(char *buffer, size_t bufsize) override;
std::vector<FramebufferInfo> GetFramebufferList() const override { return std::vector<FramebufferInfo>(); }
void InvalidateCache(u32 addr, int size, GPUInvalidationType type) override;
void PerformWriteFormattedFromMemory(u32 addr, int size, int width, GEBufferFormat format) override;
bool PerformMemoryCopy(u32 dest, u32 src, int size, GPUCopyFlag flags = GPUCopyFlag::NONE) override;
bool PerformMemorySet(u32 dest, u8 v, int size) override;
bool PerformReadbackToMemory(u32 dest, int size) override;
bool PerformWriteColorFromMemory(u32 dest, int size) override;
bool PerformWriteStencilFromMemory(u32 dest, int size, WriteStencil flags) override;
void DeviceLost() override;
void DeviceRestore(Draw::DrawContext *draw) override;
void NotifyRenderResized() override;
void NotifyDisplayResized() override;
void NotifyConfigChanged() override;
void GetReportingInfo(std::string &primaryInfo, std::string &fullInfo) override {
primaryInfo = "Software";
fullInfo = "Software";
}
bool FramebufferDirty() override;
bool FramebufferReallyDirty() override;
bool GetCurrentFramebuffer(GPUDebugBuffer &buffer, GPUDebugFramebufferType type, int maxRes = -1) override;
bool GetOutputFramebuffer(GPUDebugBuffer &buffer) override;
bool GetCurrentDepthbuffer(GPUDebugBuffer &buffer) override;
bool GetCurrentStencilbuffer(GPUDebugBuffer &buffer) override;
bool GetCurrentTexture(GPUDebugBuffer &buffer, int level, bool *isFramebuffer) override;
bool GetCurrentClut(GPUDebugBuffer &buffer) override;
bool GetCurrentSimpleVertices(int count, std::vector<GPUDebugVertex> &vertices, std::vector<u16> &indices) override;
bool DescribeCodePtr(const u8 *ptr, std::string &name) override;
void Execute_BlockTransferStart(u32 op, u32 diff);
void Execute_Prim(u32 op, u32 diff);
void Execute_Bezier(u32 op, u32 diff);
void Execute_Spline(u32 op, u32 diff);
void Execute_LoadClut(u32 op, u32 diff);
void Execute_FramebufPtr(u32 op, u32 diff);
void Execute_FramebufFormat(u32 op, u32 diff);
void Execute_ZbufPtr(u32 op, u32 diff);
void Execute_VertexType(u32 op, u32 diff);
// Overridden to change flushing behavior.
void Execute_Call(u32 op, u32 diff);
void Execute_WorldMtxNum(u32 op, u32 diff);
void Execute_ViewMtxNum(u32 op, u32 diff);
void Execute_ProjMtxNum(u32 op, u32 diff);
void Execute_TgenMtxNum(u32 op, u32 diff);
void Execute_BoneMtxNum(u32 op, u32 diff);
void Execute_WorldMtxData(u32 op, u32 diff);
void Execute_ViewMtxData(u32 op, u32 diff);
void Execute_ProjMtxData(u32 op, u32 diff);
void Execute_TgenMtxData(u32 op, u32 diff);
void Execute_BoneMtxData(u32 op, u32 diff);
bool GetMatrix24(GEMatrixType type, u32_le *result, u32 cmdbits) override;
void ResetMatrices() override;
void Execute_ImmVertexAlphaPrim(u32 op, u32 diff);
typedef void (SoftGPU::*CmdFunc)(u32 op, u32 diff);
protected:
void FastRunLoop(DisplayList &list) override;
void CopyToCurrentFboFromDisplayRam(int srcwidth, int srcheight);
void ConvertTextureDescFrom16(Draw::TextureDesc &desc, int srcwidth, int srcheight, const uint16_t *overrideData = nullptr);
void BuildReportingInfo() override {}
private:
void MarkDirty(uint32_t addr, uint32_t stride, uint32_t height, GEBufferFormat fmt, SoftGPUVRAMDirty value);
void MarkDirty(uint32_t addr, uint32_t bytes, SoftGPUVRAMDirty value);
bool ClearDirty(uint32_t addr, uint32_t stride, uint32_t height, GEBufferFormat fmt, SoftGPUVRAMDirty value);
bool ClearDirty(uint32_t addr, uint32_t bytes, SoftGPUVRAMDirty value);
uint8_t vramDirty_[2048];
uint32_t lastDirtyAddr_ = 0;
uint32_t lastDirtySize_ = 0;
SoftGPUVRAMDirty lastDirtyValue_ = SoftGPUVRAMDirty::CLEAR;
u32 displayFramebuf_;
u32 displayStride_;
GEBufferFormat displayFormat_;
SoftDirty dirtyFlags_ = SoftDirty(-1);
PresentationCommon *presentation_ = nullptr;
SoftwareDrawEngine *drawEngine_ = nullptr;
Draw::Texture *fbTex = nullptr;
std::vector<u32> fbTexBuffer_;
};
// TODO: These shouldn't be global.
extern uint8_t clut[1024];
extern FormatBuffer fb;
extern FormatBuffer depthbuf;
// Type for the DarkStalkers stretch replacement.
enum class DSStretch {
Off = 0,
Normal,
Wide,
};