mirror of
https://github.com/hrydgard/ppsspp.git
synced 2024-12-01 01:11:46 +00:00
143 lines
3.6 KiB
C++
143 lines
3.6 KiB
C++
// Copyright (c) 2017- PPSSPP Project.
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, version 2.0 or later versions.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License 2.0 for more details.
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// A copy of the GPL 2.0 should have been included with the program.
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// If not, see http://www.gnu.org/licenses/
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// Official git repository and contact information can be found at
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// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
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#pragma once
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#include "ppsspp_config.h"
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#include <unordered_map>
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#if PPSSPP_ARCH(ARM)
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#include "Common/ArmEmitter.h"
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#elif PPSSPP_ARCH(ARM64)
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#include "Common/Arm64Emitter.h"
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#elif PPSSPP_ARCH(X86) || PPSSPP_ARCH(AMD64)
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#include "Common/x64Emitter.h"
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#elif PPSSPP_ARCH(MIPS)
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#include "Common/MipsEmitter.h"
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#else
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#include "Common/FakeEmitter.h"
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#endif
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#include "GPU/Math3D.h"
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struct SamplerID {
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SamplerID() : fullKey(0) {
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}
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union {
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u32 fullKey;
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struct {
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uint8_t texfmt : 4;
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uint8_t clutfmt : 2;
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uint8_t : 2;
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bool swizzle : 1;
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bool useSharedClut : 1;
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bool hasClutMask : 1;
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bool hasClutShift : 1;
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bool hasClutOffset : 1;
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bool hasInvalidPtr : 1;
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bool linear : 1;
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};
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};
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bool operator == (const SamplerID &other) const {
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return fullKey == other.fullKey;
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}
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};
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namespace std {
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template <>
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struct hash<SamplerID> {
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std::size_t operator()(const SamplerID &k) const {
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return hash<u32>()(k.fullKey);
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}
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};
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};
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namespace Sampler {
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typedef u32 (*NearestFunc)(int u, int v, const u8 *tptr, int bufw, int level);
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NearestFunc GetNearestFunc();
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typedef u32 (*LinearFunc)(int u[4], int v[4], int frac_u, int frac_v, const u8 *tptr, int bufw, int level);
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LinearFunc GetLinearFunc();
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struct Funcs {
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NearestFunc nearest;
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LinearFunc linear;
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};
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static inline Funcs GetFuncs() {
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Funcs f;
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f.nearest = GetNearestFunc();
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f.linear = GetLinearFunc();
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return f;
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}
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void Init();
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void Shutdown();
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bool DescribeCodePtr(const u8 *ptr, std::string &name);
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#if PPSSPP_ARCH(ARM)
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class SamplerJitCache : public ArmGen::ARMXCodeBlock {
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#elif PPSSPP_ARCH(ARM64)
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class SamplerJitCache : public Arm64Gen::ARM64CodeBlock {
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#elif PPSSPP_ARCH(X86) || PPSSPP_ARCH(AMD64)
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class SamplerJitCache : public Gen::XCodeBlock {
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#elif PPSSPP_ARCH(MIPS)
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class SamplerJitCache : public MIPSGen::MIPSCodeBlock {
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#else
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class SamplerJitCache : public FakeGen::FakeXCodeBlock {
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#endif
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public:
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SamplerJitCache();
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void ComputeSamplerID(SamplerID *id_out, bool linear);
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// Returns a pointer to the code to run.
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NearestFunc GetNearest(const SamplerID &id);
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LinearFunc GetLinear(const SamplerID &id);
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void Clear();
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std::string DescribeCodePtr(const u8 *ptr);
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std::string DescribeSamplerID(const SamplerID &id);
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private:
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NearestFunc Compile(const SamplerID &id);
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LinearFunc CompileLinear(const SamplerID &id);
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bool Jit_ReadTextureFormat(const SamplerID &id);
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bool Jit_GetTexData(const SamplerID &id, int bitsPerTexel);
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bool Jit_GetTexDataSwizzled(const SamplerID &id, int bitsPerTexel);
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bool Jit_GetTexDataSwizzled4();
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bool Jit_Decode5650();
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bool Jit_Decode5551();
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bool Jit_Decode4444();
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bool Jit_TransformClutIndex(const SamplerID &id, int bitsPerIndex);
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bool Jit_ReadClutColor(const SamplerID &id);
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#if PPSSPP_ARCH(ARM64)
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Arm64Gen::ARM64FloatEmitter fp;
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#endif
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std::unordered_map<SamplerID, NearestFunc> cache_;
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std::unordered_map<SamplerID, const u8 *> addresses_;
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};
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};
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