mirror of
https://github.com/hrydgard/ppsspp.git
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635 lines
24 KiB
C++
635 lines
24 KiB
C++
// Copyright (c) 2012- 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 "Common/Common.h"
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#include "Common/Swap.h"
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#include "GPU/GPU.h"
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#include "GPU/ge_constants.h"
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#include "GPU/Common/ShaderCommon.h"
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class PointerWrap;
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struct GPUgstate {
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// Getting rid of this ugly union in favor of the accessor functions
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// might be a good idea....
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union {
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u32 cmdmem[256];
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struct {
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u32 nop,
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vaddr,
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iaddr,
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pad00,
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prim,
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bezier,
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spline,
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boundBox,
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jump,
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bjump,
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call,
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ret,
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end,
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pad01,
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signal,
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finish,
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base,
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pad02,
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vertType,
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offsetAddr,
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origin,
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region1,
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region2,
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lightingEnable,
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lightEnable[4],
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depthClampEnable,
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cullfaceEnable,
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textureMapEnable, // 0x1E GE_CMD_TEXTUREMAPENABLE
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fogEnable,
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ditherEnable,
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alphaBlendEnable,
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alphaTestEnable,
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zTestEnable,
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stencilTestEnable,
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antiAliasEnable,
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patchCullEnable,
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colorTestEnable,
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logicOpEnable,
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pad03,
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boneMatrixNumber,
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boneMatrixData,
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morphwgt[8], //dont use
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pad04[2],
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patchdivision,
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patchprimitive,
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patchfacing,
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pad04_a,
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worldmtxnum, // 0x3A
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worldmtxdata, // 0x3B
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viewmtxnum, // 0x3C
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viewmtxdata, // 0x3D
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projmtxnum, // 0x3E
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projmtxdata, // 0x3F
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texmtxnum, // 0x40
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texmtxdata, // 0x41
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viewportxscale, // 0x42
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viewportyscale, // 0x43
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viewportzscale, // 0x44
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viewportxcenter, // 0x45
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viewportycenter, // 0x46
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viewportzcenter, // 0x47
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texscaleu, // 0x48
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texscalev, // 0x49
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texoffsetu, // 0x4A
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texoffsetv, // 0x4B
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offsetx, // 0x4C
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offsety, // 0x4D
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pad111[2],
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shademodel, // 0x50
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reversenormals, // 0x51
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pad222,
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materialupdate, // 0x53
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materialemissive, // 0x54
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materialambient, // 0x55
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materialdiffuse, // 0x56
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materialspecular, // 0x57
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materialalpha, // 0x58
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pad333[2],
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materialspecularcoef, // 0x5B
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ambientcolor, // 0x5C
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ambientalpha, // 0x5D
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lmode, // 0x5E GE_CMD_LIGHTMODE
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ltype[4], // 0x5F-0x62 GE_CMD_LIGHTTYPEx
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lpos[12], // 0x63-0x6E
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ldir[12], // 0x6F-0x7A
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latt[12], // 0x7B-0x86
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lconv[4], // 0x87-0x8A
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lcutoff[4], // 0x8B-0x8E
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lcolor[12], // 0x8F-0x9A
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cullmode, // 0x9B
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fbptr, // 0x9C
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fbwidth, // 0x9D
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zbptr, // 0x9E
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zbwidth, // 0x9F
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texaddr[8], // 0xA0-0xA7
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texbufwidth[8], // 0xA8-0xAF
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clutaddr, // 0xB0
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clutaddrupper, // 0xB1
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transfersrc, // 0xB2
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transfersrcw, // 0xB3
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transferdst, // 0xB4
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transferdstw, // 0xB5
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padxxx[2],
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texsize[8], // 0xB8-BF
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texmapmode, // 0xC0
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texshade, // 0xC1
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texmode, // 0xC2 GE_CMD_TEXMODE
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texformat, // 0xC3
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loadclut, // 0xC4
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clutformat, // 0xC5
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texfilter, // 0xC6
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texwrap, // 0xC7
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texlevel, // 0xC8
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texfunc, // 0xC9
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texenvcolor, // 0xCA
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texflush, // 0xCB
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texsync, // 0xCC
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fog1, // 0xCD
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fog2, // 0xCE
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fogcolor, // 0xCF
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texlodslope, // 0xD0
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padxxxxxx, // 0xD1
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framebufpixformat, // 0xD2
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clearmode, // 0xD3 GE_CMD_CLEARMODE
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scissor1,
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scissor2,
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minz,
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maxz,
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colortest,
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colorref,
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colortestmask,
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alphatest,
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stenciltest,
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stencilop,
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ztestfunc,
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blend,
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blendfixa,
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blendfixb,
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dithmtx[4],
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lop, // 0xE6
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zmsk,
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pmskc,
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pmska,
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transferstart,
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transfersrcpos,
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transferdstpos,
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pad99,
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transfersize, // 0xEE
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pad100, // 0xEF
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imm_vscx, // 0xF0
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imm_vscy,
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imm_vscz,
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imm_vtcs,
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imm_vtct,
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imm_vtcq,
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imm_cv,
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imm_ap,
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imm_fc,
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imm_scv; // 0xF9
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// In the unlikely case we ever add anything else here, don't forget to update the padding on the next line!
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u32 pad05[0xFF- 0xF9];
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};
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};
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// These are not directly mapped, instead these are loaded one-by-one through special commands.
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// However, these are actual state, and can be read back.
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float worldMatrix[12]; // 4x3
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float viewMatrix[12]; // 4x3
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float projMatrix[16]; // 4x4
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float tgenMatrix[12]; // 4x3
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float boneMatrix[12 * 8]; // Eight 4x3 bone matrices.
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// We ignore the high bits of the framebuffer in fbwidth - even 0x08000000 renders to vRAM.
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u32 getFrameBufRawAddress() const { return (fbptr & 0xFFFFFF); }
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// 0x44000000 is uncached VRAM.
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u32 getFrameBufAddress() const { return 0x44000000 | getFrameBufRawAddress(); }
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GEBufferFormat FrameBufFormat() const { return static_cast<GEBufferFormat>(framebufpixformat & 3); }
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int FrameBufStride() const { return fbwidth&0x7FC; }
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u32 getDepthBufRawAddress() const { return (zbptr & 0xFFFFFF); }
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u32 getDepthBufAddress() const { return 0x44000000 | getDepthBufRawAddress(); }
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int DepthBufStride() const { return zbwidth&0x7FC; }
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// Pixel Pipeline
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bool isModeClear() const { return clearmode & 1; }
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bool isFogEnabled() const { return fogEnable & 1; }
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float getFogCoef1() const { return getFloat24(fog1); }
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float getFogCoef2() const { return getFloat24(fog2); }
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// Cull
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bool isCullEnabled() const { return cullfaceEnable & 1; }
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int getCullMode() const { return cullmode & 1; }
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// Color Mask
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bool isClearModeColorMask() const { return (clearmode&0x100) != 0; }
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bool isClearModeAlphaMask() const { return (clearmode&0x200) != 0; }
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bool isClearModeDepthMask() const { return (clearmode&0x400) != 0; }
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u32 getClearModeColorMask() const { return ((clearmode&0x100) ? 0 : 0xFFFFFF) | ((clearmode&0x200) ? 0 : 0xFF000000); }
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// Blend
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GEBlendSrcFactor getBlendFuncA() const { return (GEBlendSrcFactor)(blend & 0xF); }
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GEBlendDstFactor getBlendFuncB() const { return (GEBlendDstFactor)((blend >> 4) & 0xF); }
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u32 getFixA() const { return blendfixa & 0xFFFFFF; }
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u32 getFixB() const { return blendfixb & 0xFFFFFF; }
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GEBlendMode getBlendEq() const { return static_cast<GEBlendMode>((blend >> 8) & 0x7); }
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bool isAlphaBlendEnabled() const { return alphaBlendEnable & 1; }
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// AntiAlias
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bool isAntiAliasEnabled() const { return antiAliasEnable & 1; }
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// Dither
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bool isDitherEnabled() const { return ditherEnable & 1; }
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int getDitherValue(int x, int y) const {
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u8 raw = (dithmtx[y & 3] >> ((x & 3) * 4)) & 0xF;
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// Apply sign extension to make 8-F negative, 0-7 positive.
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return ((s8)(raw << 4)) >> 4;
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}
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// Color Mask
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u32 getColorMask() const { return (pmskc & 0xFFFFFF) | ((pmska & 0xFF) << 24); }
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u8 getStencilWriteMask() const { return pmska & 0xFF; }
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bool isLogicOpEnabled() const { return logicOpEnable & 1; }
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GELogicOp getLogicOp() const { return static_cast<GELogicOp>(lop & 0xF); }
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// Depth Test
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bool isDepthTestEnabled() const { return zTestEnable & 1; }
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bool isDepthWriteEnabled() const { return !(zmsk & 1); }
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GEComparison getDepthTestFunction() const { return static_cast<GEComparison>(ztestfunc & 0x7); }
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u16 getDepthRangeMin() const { return minz & 0xFFFF; }
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u16 getDepthRangeMax() const { return maxz & 0xFFFF; }
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// Stencil Test
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bool isStencilTestEnabled() const { return stencilTestEnable & 1; }
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GEComparison getStencilTestFunction() const { return static_cast<GEComparison>(stenciltest & 0x7); }
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int getStencilTestRef() const { return (stenciltest>>8) & 0xFF; }
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int getStencilTestMask() const { return (stenciltest>>16) & 0xFF; }
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GEStencilOp getStencilOpSFail() const { return static_cast<GEStencilOp>(stencilop & 0x7); }
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GEStencilOp getStencilOpZFail() const { return static_cast<GEStencilOp>((stencilop>>8) & 0x7); }
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GEStencilOp getStencilOpZPass() const { return static_cast<GEStencilOp>((stencilop>>16) & 0x7); }
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// Alpha Test
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bool isAlphaTestEnabled() const { return alphaTestEnable & 1; }
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GEComparison getAlphaTestFunction() const { return static_cast<GEComparison>(alphatest & 0x7); }
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int getAlphaTestRef() const { return (alphatest >> 8) & 0xFF; }
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int getAlphaTestMask() const { return (alphatest >> 16) & 0xFF; }
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// Color Test
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bool isColorTestEnabled() const { return colorTestEnable & 1; }
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GEComparison getColorTestFunction() const { return static_cast<GEComparison>(colortest & 0x3); }
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u32 getColorTestRef() const { return colorref & 0xFFFFFF; }
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u32 getColorTestMask() const { return colortestmask & 0xFFFFFF; }
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// Texturing
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// TODO: Verify getTextureAddress() alignment?
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u32 getTextureAddress(int level) const { return (texaddr[level] & 0xFFFFF0) | ((texbufwidth[level] << 8) & 0x0F000000); }
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int getTextureWidth(int level) const { return 1 << (texsize[level] & 0xf);}
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int getTextureHeight(int level) const { return 1 << ((texsize[level] >> 8) & 0xf);}
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u16 getTextureDimension(int level) const { return texsize[level] & 0xf0f;}
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GETexLevelMode getTexLevelMode() const { return static_cast<GETexLevelMode>(texlevel & 0x3); }
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int getTexLevelOffset16() const { return (int)(s8)((texlevel >> 16) & 0xFF); }
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bool isTextureMapEnabled() const { return textureMapEnable & 1; }
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GETexFunc getTextureFunction() const { return static_cast<GETexFunc>(texfunc & 0x7); }
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bool isColorDoublingEnabled() const { return (texfunc & 0x10000) != 0; }
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bool isTextureAlphaUsed() const { return (texfunc & 0x100) != 0; }
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GETextureFormat getTextureFormat() const { return static_cast<GETextureFormat>(texformat & 0xF); }
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bool isTextureFormatIndexed() const { return (texformat & 4) != 0; } // GE_TFMT_CLUT4 - GE_TFMT_CLUT32 are 0b1xx.
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int getTextureEnvColR() const { return texenvcolor&0xFF; }
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int getTextureEnvColG() const { return (texenvcolor>>8)&0xFF; }
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int getTextureEnvColB() const { return (texenvcolor>>16)&0xFF; }
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u32 getClutAddress() const { return (clutaddr & 0x00FFFFF0) | ((clutaddrupper << 8) & 0x0F000000); }
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int getClutLoadBytes() const { return (loadclut & 0x3F) * 32; }
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int getClutLoadBlocks() const { return (loadclut & 0x3F); }
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GEPaletteFormat getClutPaletteFormat() const { return static_cast<GEPaletteFormat>(clutformat & 3); }
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int getClutIndexShift() const { return (clutformat >> 2) & 0x1F; }
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int getClutIndexMask() const { return (clutformat >> 8) & 0xFF; }
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int getClutIndexStartPos() const { return ((clutformat >> 16) & 0x1F) << 4; }
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u32 transformClutIndex(u32 index) const {
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// We need to wrap any entries beyond the first 1024 bytes.
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u32 mask = getClutPaletteFormat() == GE_CMODE_32BIT_ABGR8888 ? 0xFF : 0x1FF;
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return ((index >> getClutIndexShift()) & getClutIndexMask()) | (getClutIndexStartPos() & mask);
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}
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bool isClutIndexSimple() const { return (clutformat & ~3) == 0xC500FF00; } // Meaning, no special mask, shift, or start pos.
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bool isTextureSwizzled() const { return texmode & 1; }
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bool isClutSharedForMipmaps() const { return (texmode & 0x100) == 0; }
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bool isMipmapEnabled() const { return (texfilter & 4) != 0; }
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bool isMipmapFilteringEnabled() const { return (texfilter & 2) != 0; }
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bool isMinifyFilteringEnabled() const { return (texfilter & 1) != 0; }
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bool isMagnifyFilteringEnabled() const { return (texfilter >> 8) & 1; }
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int getTextureMaxLevel() const { return (texmode >> 16) & 0x7; }
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float getTextureLodSlope() const { return getFloat24(texlodslope); }
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// Lighting
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bool isLightingEnabled() const { return lightingEnable & 1; }
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bool isLightChanEnabled(int chan) const { return lightEnable[chan] & 1; }
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GELightComputation getLightComputation(int chan) const { return static_cast<GELightComputation>(ltype[chan] & 0x3); }
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bool isUsingPoweredDiffuseLight(int chan) const { return getLightComputation(chan) == GE_LIGHTCOMP_ONLYPOWDIFFUSE; }
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bool isUsingSpecularLight(int chan) const { return getLightComputation(chan) == GE_LIGHTCOMP_BOTH; }
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bool isUsingSecondaryColor() const { return lmode & 1; }
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GELightType getLightType(int chan) const { return static_cast<GELightType>((ltype[chan] >> 8) & 3); }
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bool isDirectionalLight(int chan) const { return getLightType(chan) == GE_LIGHTTYPE_DIRECTIONAL; }
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bool isPointLight(int chan) const { return getLightType(chan) == GE_LIGHTTYPE_POINT; }
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bool isSpotLight(int chan) const { return getLightType(chan) >= GE_LIGHTTYPE_SPOT; }
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GEShadeMode getShadeMode() const { return static_cast<GEShadeMode>(shademodel & 1); }
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unsigned int getAmbientR() const { return ambientcolor&0xFF; }
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unsigned int getAmbientG() const { return (ambientcolor>>8)&0xFF; }
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unsigned int getAmbientB() const { return (ambientcolor>>16)&0xFF; }
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unsigned int getAmbientA() const { return ambientalpha&0xFF; }
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unsigned int getAmbientRGBA() const { return (ambientcolor&0xFFFFFF) | ((ambientalpha&0xFF)<<24); }
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unsigned int getMaterialUpdate() const { return materialupdate&0xFFFFFF; }
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unsigned int getMaterialAmbientR() const { return materialambient&0xFF; }
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unsigned int getMaterialAmbientG() const { return (materialambient>>8)&0xFF; }
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unsigned int getMaterialAmbientB() const { return (materialambient>>16)&0xFF; }
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unsigned int getMaterialAmbientA() const { return materialalpha&0xFF; }
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unsigned int getMaterialAmbientRGBA() const { return (materialambient & 0x00FFFFFF) | (materialalpha << 24); }
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unsigned int getMaterialDiffuseR() const { return materialdiffuse&0xFF; }
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unsigned int getMaterialDiffuseG() const { return (materialdiffuse>>8)&0xFF; }
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unsigned int getMaterialDiffuseB() const { return (materialdiffuse>>16)&0xFF; }
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unsigned int getMaterialDiffuse() const { return materialdiffuse & 0xffffff; }
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unsigned int getMaterialEmissiveR() const { return materialemissive&0xFF; }
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unsigned int getMaterialEmissiveG() const { return (materialemissive>>8)&0xFF; }
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unsigned int getMaterialEmissiveB() const { return (materialemissive>>16)&0xFF; }
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unsigned int getMaterialEmissive() const { return materialemissive & 0xffffff; }
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unsigned int getMaterialSpecularR() const { return materialspecular&0xFF; }
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unsigned int getMaterialSpecularG() const { return (materialspecular>>8)&0xFF; }
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unsigned int getMaterialSpecularB() const { return (materialspecular>>16)&0xFF; }
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unsigned int getMaterialSpecular() const { return materialspecular & 0xffffff; }
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float getMaterialSpecularCoef() const { return getFloat24(materialspecularcoef); }
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unsigned int getLightAmbientColorR(int chan) const { return lcolor[chan*3]&0xFF; }
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unsigned int getLightAmbientColorG(int chan) const { return (lcolor[chan*3]>>8)&0xFF; }
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unsigned int getLightAmbientColorB(int chan) const { return (lcolor[chan*3]>>16)&0xFF; }
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unsigned int getLightAmbientColor(int chan) const { return lcolor[chan*3]&0xFFFFFF; }
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unsigned int getDiffuseColorR(int chan) const { return lcolor[1+chan*3]&0xFF; }
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unsigned int getDiffuseColorG(int chan) const { return (lcolor[1+chan*3]>>8)&0xFF; }
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unsigned int getDiffuseColorB(int chan) const { return (lcolor[1+chan*3]>>16)&0xFF; }
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unsigned int getDiffuseColor(int chan) const { return lcolor[1+chan*3]&0xFFFFFF; }
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unsigned int getSpecularColorR(int chan) const { return lcolor[2+chan*3]&0xFF; }
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unsigned int getSpecularColorG(int chan) const { return (lcolor[2+chan*3]>>8)&0xFF; }
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unsigned int getSpecularColorB(int chan) const { return (lcolor[2+chan*3]>>16)&0xFF; }
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unsigned int getSpecularColor(int chan) const { return lcolor[2+chan*3]&0xFFFFFF; }
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int getPatchDivisionU() const { return patchdivision & 0x7F; }
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int getPatchDivisionV() const { return (patchdivision >> 8) & 0x7F; }
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// UV gen
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GETexMapMode getUVGenMode() const { return static_cast<GETexMapMode>(texmapmode & 3);} // 2 bits
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GETexProjMapMode getUVProjMode() const { return static_cast<GETexProjMapMode>((texmapmode >> 8) & 3);} // 2 bits
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int getUVLS0() const { return texshade & 0x3; } // 2 bits
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int getUVLS1() const { return (texshade >> 8) & 0x3; } // 2 bits
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bool isTexCoordClampedS() const { return texwrap & 1; }
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bool isTexCoordClampedT() const { return (texwrap >> 8) & 1; }
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int getScissorX1() const { return scissor1 & 0x3FF; }
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int getScissorY1() const { return (scissor1 >> 10) & 0x3FF; }
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int getScissorX2() const { return scissor2 & 0x3FF; }
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int getScissorY2() const { return (scissor2 >> 10) & 0x3FF; }
|
|
int getRegionX1() const { return region1 & 0x3FF; }
|
|
int getRegionY1() const { return (region1 >> 10) & 0x3FF; }
|
|
int getRegionX2() const { return (region2 & 0x3FF); }
|
|
int getRegionY2() const { return (region2 >> 10) & 0x3FF; }
|
|
|
|
bool isDepthClampEnabled() const { return depthClampEnable & 1; }
|
|
|
|
// Note that the X1/Y1/Z1 here does not mean the upper-left corner, but half the dimensions. X2/Y2/Z2 are the center.
|
|
float getViewportXScale() const { return getFloat24(viewportxscale); }
|
|
float getViewportYScale() const { return getFloat24(viewportyscale); }
|
|
float getViewportZScale() const { return getFloat24(viewportzscale); }
|
|
float getViewportXCenter() const { return getFloat24(viewportxcenter); }
|
|
float getViewportYCenter() const { return getFloat24(viewportycenter); }
|
|
float getViewportZCenter() const { return getFloat24(viewportzcenter); }
|
|
|
|
// Fixed 16 point.
|
|
int getOffsetX16() const { return offsetx & 0xFFFF; }
|
|
int getOffsetY16() const { return offsety & 0xFFFF; }
|
|
float getOffsetX() const { return (float)getOffsetX16() / 16.0f; }
|
|
float getOffsetY() const { return (float)getOffsetY16() / 16.0f; }
|
|
|
|
// Vertex type
|
|
bool isModeThrough() const { return (vertType & GE_VTYPE_THROUGH) != 0; }
|
|
bool areNormalsReversed() const { return reversenormals & 1; }
|
|
bool isSkinningEnabled() const { return ((vertType & GE_VTYPE_WEIGHT_MASK) != GE_VTYPE_WEIGHT_NONE); }
|
|
int getNumMorphWeights() const { return ((vertType & GE_VTYPE_MORPHCOUNT_MASK) >> GE_VTYPE_MORPHCOUNT_SHIFT) + 1; }
|
|
|
|
GEPatchPrimType getPatchPrimitiveType() const { return static_cast<GEPatchPrimType>(patchprimitive & 3); }
|
|
bool isPatchNormalsReversed() const { return patchfacing & 1; }
|
|
|
|
// Transfers
|
|
u32 getTransferSrcAddress() const { return (transfersrc & 0xFFFFF0) | ((transfersrcw & 0xFF0000) << 8); }
|
|
// Bits 0xf800 are ignored, > 0x400 is treated as 0.
|
|
u32 getTransferSrcStride() const { int stride = transfersrcw & 0x7F8; return stride > 0x400 ? 0 : stride; }
|
|
int getTransferSrcX() const { return (transfersrcpos >> 0) & 0x3FF; }
|
|
int getTransferSrcY() const { return (transfersrcpos >> 10) & 0x3FF; }
|
|
u32 getTransferDstAddress() const { return (transferdst & 0xFFFFF0) | ((transferdstw & 0xFF0000) << 8); }
|
|
// Bits 0xf800 are ignored, > 0x400 is treated as 0.
|
|
u32 getTransferDstStride() const { int stride = transferdstw & 0x7F8; return stride > 0x400 ? 0 : stride; }
|
|
int getTransferDstX() const { return (transferdstpos >> 0) & 0x3FF; }
|
|
int getTransferDstY() const { return (transferdstpos >> 10) & 0x3FF; }
|
|
int getTransferWidth() const { return ((transfersize >> 0) & 0x3FF) + 1; }
|
|
int getTransferHeight() const { return ((transfersize >> 10) & 0x3FF) + 1; }
|
|
int getTransferBpp() const { return (transferstart & 1) ? 4 : 2; }
|
|
|
|
|
|
void FastLoadBoneMatrix(u32 addr);
|
|
|
|
// Real data in the context ends here
|
|
|
|
void Reset();
|
|
void Save(u32_le *ptr);
|
|
void Restore(u32_le *ptr);
|
|
};
|
|
|
|
bool vertTypeIsSkinningEnabled(u32 vertType);
|
|
|
|
inline int vertTypeGetNumBoneWeights(u32 vertType) { return 1 + ((vertType & GE_VTYPE_WEIGHTCOUNT_MASK) >> GE_VTYPE_WEIGHTCOUNT_SHIFT); }
|
|
inline int vertTypeGetWeightMask(u32 vertType) { return vertType & GE_VTYPE_WEIGHT_MASK; }
|
|
|
|
// The rest is cached simplified/converted data for fast access.
|
|
// Does not need to be saved when saving/restoring context.
|
|
//
|
|
// Lots of this, however, is actual emulator state which must be saved when savestating.
|
|
// vertexAddr, indexAddr, offsetAddr for example.
|
|
|
|
struct UVScale {
|
|
float uScale, vScale;
|
|
float uOff, vOff;
|
|
};
|
|
|
|
#define FLAG_BIT(x) (1 << x)
|
|
|
|
// Some of these are OpenGL-specific even though this file is neutral, unfortunately.
|
|
// Might want to move this mechanism into the backend later.
|
|
enum {
|
|
GPU_SUPPORTS_DUALSOURCE_BLEND = FLAG_BIT(0),
|
|
GPU_SUPPORTS_GLSL_ES_300 = FLAG_BIT(1),
|
|
GPU_SUPPORTS_GLSL_330 = FLAG_BIT(2),
|
|
GPU_SUPPORTS_VS_RANGE_CULLING = FLAG_BIT(3),
|
|
GPU_SUPPORTS_BLEND_MINMAX = FLAG_BIT(4),
|
|
GPU_SUPPORTS_LOGIC_OP = FLAG_BIT(5),
|
|
GPU_USE_DEPTH_RANGE_HACK = FLAG_BIT(6),
|
|
GPU_SUPPORTS_WIDE_LINES = FLAG_BIT(7),
|
|
GPU_SUPPORTS_ANISOTROPY = FLAG_BIT(8),
|
|
GPU_USE_CLEAR_RAM_HACK = FLAG_BIT(9),
|
|
GPU_SUPPORTS_INSTANCE_RENDERING = FLAG_BIT(10),
|
|
GPU_SUPPORTS_VERTEX_TEXTURE_FETCH = FLAG_BIT(11),
|
|
GPU_SUPPORTS_TEXTURE_FLOAT = FLAG_BIT(12),
|
|
GPU_SUPPORTS_16BIT_FORMATS = FLAG_BIT(13),
|
|
GPU_SUPPORTS_DEPTH_CLAMP = FLAG_BIT(14),
|
|
GPU_SUPPORTS_32BIT_INT_FSHADER = FLAG_BIT(15),
|
|
GPU_SUPPORTS_DEPTH_TEXTURE = FLAG_BIT(16),
|
|
GPU_SUPPORTS_ACCURATE_DEPTH = FLAG_BIT(17),
|
|
// Free bit: 18
|
|
GPU_SUPPORTS_COPY_IMAGE = FLAG_BIT(19),
|
|
GPU_SUPPORTS_ANY_FRAMEBUFFER_FETCH = FLAG_BIT(20),
|
|
GPU_SCALE_DEPTH_FROM_24BIT_TO_16BIT = FLAG_BIT(21),
|
|
GPU_ROUND_FRAGMENT_DEPTH_TO_16BIT = FLAG_BIT(22),
|
|
GPU_ROUND_DEPTH_TO_16BIT = FLAG_BIT(23), // Can be disabled either per game or if we use a real 16-bit depth buffer
|
|
GPU_SUPPORTS_TEXTURE_LOD_CONTROL = FLAG_BIT(24),
|
|
GPU_SUPPORTS_FRAMEBUFFER_BLIT = FLAG_BIT(26),
|
|
GPU_SUPPORTS_FRAMEBUFFER_BLIT_TO_DEPTH = FLAG_BIT(27),
|
|
GPU_SUPPORTS_TEXTURE_NPOT = FLAG_BIT(28),
|
|
GPU_SUPPORTS_CLIP_DISTANCE = FLAG_BIT(29),
|
|
GPU_SUPPORTS_CULL_DISTANCE = FLAG_BIT(30),
|
|
GPU_PREFER_REVERSE_COLOR_ORDER = FLAG_BIT(31),
|
|
};
|
|
|
|
struct KnownVertexBounds {
|
|
u16 minU;
|
|
u16 minV;
|
|
u16 maxU;
|
|
u16 maxV;
|
|
};
|
|
|
|
enum class SubmitType {
|
|
DRAW,
|
|
BEZIER,
|
|
SPLINE,
|
|
HW_BEZIER,
|
|
HW_SPLINE,
|
|
};
|
|
|
|
struct GPUStateCache {
|
|
bool Supports(u32 flags) { return (featureFlags & flags) != 0; } // Return true if ANY of flags are true.
|
|
bool SupportsAll(u32 flags) { return (featureFlags & flags) == flags; } // Return true if ALL flags are true.
|
|
uint64_t GetDirtyUniforms() { return dirty & DIRTY_ALL_UNIFORMS; }
|
|
void Dirty(u64 what) {
|
|
dirty |= what;
|
|
}
|
|
void CleanUniforms() {
|
|
dirty &= ~DIRTY_ALL_UNIFORMS;
|
|
}
|
|
void Clean(u64 what) {
|
|
dirty &= ~what;
|
|
}
|
|
bool IsDirty(u64 what) const {
|
|
return (dirty & what) != 0ULL;
|
|
}
|
|
void SetUseShaderDepal(bool depal) {
|
|
if (depal != useShaderDepal) {
|
|
useShaderDepal = depal;
|
|
Dirty(DIRTY_FRAGMENTSHADER_STATE);
|
|
}
|
|
}
|
|
void SetTextureFullAlpha(bool fullAlpha) {
|
|
if (fullAlpha != textureFullAlpha) {
|
|
textureFullAlpha = fullAlpha;
|
|
Dirty(DIRTY_FRAGMENTSHADER_STATE);
|
|
}
|
|
}
|
|
void SetNeedShaderTexclamp(bool need) {
|
|
if (need != needShaderTexClamp) {
|
|
needShaderTexClamp = need;
|
|
Dirty(DIRTY_FRAGMENTSHADER_STATE);
|
|
if (need)
|
|
Dirty(DIRTY_TEXCLAMP);
|
|
}
|
|
}
|
|
void SetAllowFramebufferRead(bool allow) {
|
|
if (allowFramebufferRead != allow) {
|
|
allowFramebufferRead = allow;
|
|
Dirty(DIRTY_FRAGMENTSHADER_STATE);
|
|
}
|
|
}
|
|
|
|
u32 featureFlags;
|
|
|
|
u32 vertexAddr;
|
|
u32 indexAddr;
|
|
u32 offsetAddr;
|
|
|
|
uint64_t dirty;
|
|
|
|
bool textureFullAlpha;
|
|
bool vertexFullAlpha;
|
|
|
|
int skipDrawReason;
|
|
|
|
UVScale uv;
|
|
|
|
bool bgraTexture;
|
|
bool needShaderTexClamp;
|
|
bool allowFramebufferRead;
|
|
|
|
float morphWeights[8];
|
|
u32 deferredVertTypeDirty;
|
|
|
|
u32 curTextureWidth;
|
|
u32 curTextureHeight;
|
|
u32 actualTextureHeight;
|
|
// Only applied when needShaderTexClamp = true.
|
|
u32 curTextureXOffset;
|
|
u32 curTextureYOffset;
|
|
|
|
float vpWidth;
|
|
float vpHeight;
|
|
|
|
float vpXOffset;
|
|
float vpYOffset;
|
|
float vpZOffset;
|
|
float vpWidthScale;
|
|
float vpHeightScale;
|
|
float vpDepthScale;
|
|
|
|
KnownVertexBounds vertBounds;
|
|
|
|
// TODO: These should be accessed from the current VFB object directly.
|
|
u32 curRTWidth;
|
|
u32 curRTHeight;
|
|
u32 curRTRenderWidth;
|
|
u32 curRTRenderHeight;
|
|
|
|
void SetCurRTOffsetX(int off) {
|
|
if (off != curRTOffsetX) {
|
|
curRTOffsetX = off;
|
|
Dirty(DIRTY_VIEWPORTSCISSOR_STATE);
|
|
}
|
|
}
|
|
u32 curRTOffsetX;
|
|
|
|
// Set if we are doing hardware bezier/spline.
|
|
SubmitType submitType;
|
|
int spline_num_points_u;
|
|
|
|
bool useShaderDepal;
|
|
GEBufferFormat depalFramebufferFormat;
|
|
|
|
u32 getRelativeAddress(u32 data) const;
|
|
void Reset();
|
|
void DoState(PointerWrap &p);
|
|
};
|
|
|
|
class GPUInterface;
|
|
class GPUDebugInterface;
|
|
|
|
extern GPUgstate gstate;
|
|
extern GPUStateCache gstate_c;
|
|
|
|
inline u32 GPUStateCache::getRelativeAddress(u32 data) const {
|
|
u32 baseExtended = ((gstate.base & 0x000F0000) << 8) | data;
|
|
return (gstate_c.offsetAddr + baseExtended) & 0x0FFFFFFF;
|
|
}
|