mirror of
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535 lines
20 KiB
C++
535 lines
20 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 <cmath>
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#include "../Globals.h"
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#include "ge_constants.h"
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#include "Common/Common.h"
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// PSP uses a curious 24-bit float - it's basically the top 24 bits of a regular IEEE754 32-bit float.
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// This is used for light positions, transform matrices, you name it.
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inline float getFloat24(unsigned int data)
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{
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data <<= 8;
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float f;
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memcpy(&f, &data, 4);
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return f;
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}
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// in case we ever want to generate PSP display lists...
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inline unsigned int toFloat24(float f) {
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unsigned int i;
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memcpy(&i, &f, 4);
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return i >> 8;
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}
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struct GPUgstate
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{
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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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{
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u32 cmdmem[256];
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struct
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{
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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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clipEnable,
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cullfaceEnable,
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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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viewportx1, // 0x42
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viewporty1, // 0x43
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viewportz1, // 0x44
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viewportx2, // 0x45
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viewporty2, // 0x46
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viewportz2, // 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
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ltype[4], // 0x5F-0x62
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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
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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
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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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colormask,
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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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dith1,
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dith2,
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dith3,
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dith4,
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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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u32 pad05[0xFF- 0xEE];
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};
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};
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float worldMatrix[12];
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float viewMatrix[12];
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float projMatrix[16];
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float tgenMatrix[12];
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float boneMatrix[12 * 8]; // Eight bone matrices.
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u32 getFrameBufRawAddress() const { return (fbptr & 0xFFFFFF) | ((fbwidth & 0xFF0000) << 8); }
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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&0x7C0; }
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u32 getDepthBufRawAddress() const { return (zbptr & 0xFFFFFF) | ((zbwidth & 0xFF0000) << 8); }
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u32 getDepthBufAddress() const { return 0x44000000 | getDepthBufRawAddress(); }
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int DepthBufStride() const { return zbwidth&0x7C0; }
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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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// 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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bool isClearModeDepthWriteEnabled() const { return (clearmode&0x400) != 0; }
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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) ? 0xFFFFFF : 0) | ((clearmode&0x200) ? 0xFF000000 : 0); } // TODO: Different convention than getColorMask, confusing!
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// Blend
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GEBlendSrcFactor getBlendFuncA() const { return (GEBlendSrcFactor)(blend & 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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GEBlendDstFactor getBlendFuncB() const { return (GEBlendDstFactor)((blend >> 4) & 0xF); }
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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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// Color Mask
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u32 getColorMask() const { return (pmskc & 0xFFFFFF) | ((pmska & 0xFF) << 24); }
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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() { 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() { return static_cast<GEComparison>(colortest & 0x3); }
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u32 getColorTestRef() const { return colorref & 0xFFFFFF; }
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u32 getColorTestMask() const { return colormask & 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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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 & 0x00FFFFFF) | ((clutaddrupper << 8) & 0x0F000000); }
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int getClutLoadBytes() const { return (loadclut & 0x3F) * 32; }
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GEPaletteFormat getClutPaletteFormat() { 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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int transformClutIndex(int index) const { return ((index >> getClutIndexShift()) & getClutIndexMask()) | getClutIndexStartPos(); }
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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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// 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_BOTHWITHPOWDIFFUSE; }
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bool isUsingSpecularLight(int chan) const { return getLightComputation(chan) != GE_LIGHTCOMP_ONLYDIFFUSE; }
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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 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 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 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 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 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 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 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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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; }
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int getRegionX1() const { return region1 & 0x3FF; }
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int getRegionY1() const { return (region1 >> 10) & 0x3FF; }
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int getRegionX2() const { return (region2 & 0x3FF); }
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int getRegionY2() const { return (region2 >> 10) & 0x3FF; }
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float getViewportX1() const { return fabsf(getFloat24(viewportx1) * 2.0f); }
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float getViewportY1() const { return fabsf(getFloat24(viewporty1) * 2.0f); }
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// Fixed 16 point.
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int getOffsetX16() const { return offsetx & 0xFFFF; }
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// Fixed 16 point.
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int getOffsetY16() const { return offsety & 0xFFFF; }
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float getOffsetX() const { return (float)getOffsetX16() / 16.0f; }
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float getOffsetY() const { return (float)getOffsetY16() / 16.0f; }
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// Vertex type
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bool isModeThrough() const { return (vertType & GE_VTYPE_THROUGH) != 0; }
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bool areNormalsReversed() const { return reversenormals & 1; }
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GEPatchPrimType getPatchPrimitiveType() const { return static_cast<GEPatchPrimType>(patchprimitive & 3); }
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// Transfers
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u32 getTransferSrcAddress() const { return (transfersrc & 0xFFFFF0) | ((transfersrcw & 0xFF0000) << 8); }
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u32 getTransferSrcStride() const { return transfersrcw & 0x3F8; }
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int getTransferSrcX() const { return (transfersrcpos >> 0) & 0x3FF; }
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int getTransferSrcY() const { return (transfersrcpos >> 10) & 0x3FF; }
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u32 getTransferDstAddress() const { return (transferdst & 0xFFFFF0) | ((transferdstw & 0xFF0000) << 8); }
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u32 getTransferDstStride() const { return transferdstw & 0x3F8; }
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int getTransferDstX() const { return (transferdstpos >> 0) & 0x3FF; }
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int getTransferDstY() const { return (transferdstpos >> 10) & 0x3FF; }
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int getTransferWidth() const { return ((transfersize >> 0) & 0x3FF) + 1; }
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int getTransferHeight() const { return ((transfersize >> 10) & 0x3FF) + 1; }
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int getTransferBpp() const { return (transferstart & 1) ? 4 : 2; }
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// Real data in the context ends here
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void Save(u32_le *ptr);
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void Restore(u32_le *ptr);
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};
|
|
|
|
enum SkipDrawReasonFlags {
|
|
SKIPDRAW_SKIPFRAME = 1,
|
|
SKIPDRAW_NON_DISPLAYED_FB = 2, // Skip drawing to FBO:s that have not been displayed.
|
|
SKIPDRAW_BAD_FB_TEXTURE = 4,
|
|
};
|
|
|
|
inline bool vertTypeIsSkinningEnabled(u32 vertType) { return ((vertType & GE_VTYPE_WEIGHT_MASK) != GE_VTYPE_WEIGHT_NONE); }
|
|
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; }
|
|
inline int vertTypeGetTexCoordMask(u32 vertType) { return vertType & GE_VTYPE_TC_MASK; }
|
|
|
|
|
|
// The rest is cached simplified/converted data for fast access.
|
|
// Does not need to be saved when saving/restoring context.
|
|
|
|
struct UVScale {
|
|
float uScale, vScale;
|
|
float uOff, vOff;
|
|
};
|
|
|
|
struct GPUStateCache
|
|
{
|
|
u32 vertexAddr;
|
|
u32 indexAddr;
|
|
|
|
u32 offsetAddr;
|
|
|
|
bool textureChanged;
|
|
bool textureFullAlpha;
|
|
bool framebufChanged;
|
|
|
|
int skipDrawReason;
|
|
|
|
UVScale uv;
|
|
bool flipTexture;
|
|
|
|
float lightpos[4][3];
|
|
float lightdir[4][3];
|
|
float lightatt[4][3];
|
|
float lightColor[3][4][3]; // Ambient Diffuse Specular
|
|
float lightangle[4]; // spotlight cone angle (cosine)
|
|
float lightspotCoef[4]; // spotlight dropoff
|
|
float morphWeights[8];
|
|
|
|
u32 curTextureWidth;
|
|
u32 curTextureHeight;
|
|
u32 actualTextureHeight;
|
|
|
|
float vpWidth;
|
|
float vpHeight;
|
|
|
|
u32 curRTWidth;
|
|
u32 curRTHeight;
|
|
|
|
u32 getRelativeAddress(u32 data) const;
|
|
};
|
|
|
|
// TODO: Implement support for these.
|
|
struct GPUStatistics {
|
|
void Reset() {
|
|
// Never add a vtable :)
|
|
memset(this, 0, sizeof(*this));
|
|
}
|
|
void ResetFrame() {
|
|
numDrawCalls = 0;
|
|
numCachedDrawCalls = 0;
|
|
numVertsSubmitted = 0;
|
|
numCachedVertsDrawn = 0;
|
|
numUncachedVertsDrawn = 0;
|
|
numTrackedVertexArrays = 0;
|
|
numTextureInvalidations = 0;
|
|
numTextureSwitches = 0;
|
|
numShaderSwitches = 0;
|
|
numFlushes = 0;
|
|
numTexturesDecoded = 0;
|
|
numAlphaTestedDraws = 0;
|
|
numNonAlphaTestedDraws = 0;
|
|
msProcessingDisplayLists = 0;
|
|
vertexGPUCycles = 0;
|
|
otherGPUCycles = 0;
|
|
memset(gpuCommandsAtCallLevel, 0, sizeof(gpuCommandsAtCallLevel));
|
|
}
|
|
|
|
// Per frame statistics
|
|
int numDrawCalls;
|
|
int numCachedDrawCalls;
|
|
int numFlushes;
|
|
int numVertsSubmitted;
|
|
int numCachedVertsDrawn;
|
|
int numUncachedVertsDrawn;
|
|
int numTrackedVertexArrays;
|
|
int numTextureInvalidations;
|
|
int numTextureSwitches;
|
|
int numShaderSwitches;
|
|
int numTexturesDecoded;
|
|
double msProcessingDisplayLists;
|
|
int vertexGPUCycles;
|
|
int otherGPUCycles;
|
|
int gpuCommandsAtCallLevel[4];
|
|
|
|
int numAlphaTestedDraws;
|
|
int numNonAlphaTestedDraws;
|
|
|
|
// Total statistics, updated by the GPU core in UpdateStats
|
|
int numVBlanks;
|
|
int numFlips;
|
|
int numTextures;
|
|
int numVertexShaders;
|
|
int numFragmentShaders;
|
|
int numShaders;
|
|
int numFBOs;
|
|
};
|
|
|
|
bool GPU_Init();
|
|
void GPU_Shutdown();
|
|
|
|
void InitGfxState();
|
|
void ShutdownGfxState();
|
|
void ReapplyGfxState();
|
|
|
|
class GPUInterface;
|
|
class GPUDebugInterface;
|
|
|
|
extern GPUgstate gstate;
|
|
extern GPUStateCache gstate_c;
|
|
extern GPUInterface *gpu;
|
|
extern GPUDebugInterface *gpuDebug;
|
|
extern GPUStatistics gpuStats;
|
|
|
|
inline u32 GPUStateCache::getRelativeAddress(u32 data) const {
|
|
u32 baseExtended = ((gstate.base & 0x000F0000) << 8) | data;
|
|
return (gstate_c.offsetAddr + baseExtended) & 0x0FFFFFFF;
|
|
}
|