2008-12-08 05:30:24 +00:00
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// Copyright (C) 2003-2008 Dolphin 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.
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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 SVN repository and contact information can be found at
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// http://code.google.com/p/dolphin-emu/
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#include <stdio.h>
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#include <cmath>
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#include <assert.h>
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#include "Profiler.h"
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2008-12-26 17:33:53 +00:00
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#include "PixelShaderGen.h"
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2008-12-08 05:30:24 +00:00
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#include "XFMemory.h" // for texture projection mode
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#include "BPMemory.h"
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2008-12-26 10:43:18 +00:00
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// Mash together all the inputs that contribute to the code of a generated pixel shader into
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// a unique identifier, basically containing all the bits. Yup, it's a lot ....
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void GetPixelShaderId(PIXELSHADERUID &uid, u32 s_texturemask, u32 zbufrender, u32 zBufRenderToCol0)
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{
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u32 projtexcoords = 0;
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for (u32 i = 0; i < (u32)bpmem.genMode.numtevstages + 1; i++) {
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if (bpmem.tevorders[i/2].getEnable(i&1)) {
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int texcoord = bpmem.tevorders[i/2].getTexCoord(i&1);
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if (xfregs.texcoords[texcoord].texmtxinfo.projection )
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projtexcoords |= 1 << texcoord;
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}
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}
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uid.values[0] = (u32)bpmem.genMode.numtevstages |
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((u32)bpmem.genMode.numindstages << 4) |
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((u32)bpmem.genMode.numtexgens << 7) |
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((u32)bpmem.dstalpha.enable << 11) |
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((u32)((bpmem.alphaFunc.hex >> 16) & 0xff) << 12) |
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(projtexcoords << 20) |
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((u32)bpmem.ztex2.op << 28) |
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(zbufrender << 30) |
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(zBufRenderToCol0 << 31);
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uid.values[0] = (uid.values[0] & ~0x0ff00000) | (projtexcoords << 20);
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// swap table
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for (int i = 0; i < 8; i += 2)
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((u8*)&uid.values[1])[i/2] = (bpmem.tevksel[i].hex & 0xf) | ((bpmem.tevksel[i + 1].hex & 0xf) << 4);
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uid.values[2] = s_texturemask;
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int hdr = 3;
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u32* pcurvalue = &uid.values[hdr];
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for (u32 i = 0; i < (u32)bpmem.genMode.numtevstages+1; ++i) {
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TevStageCombiner::ColorCombiner &cc = bpmem.combiners[i].colorC;
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TevStageCombiner::AlphaCombiner &ac = bpmem.combiners[i].alphaC;
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u32 val0 = cc.hex&0xffffff;
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u32 val1 = ac.hex&0xffffff;
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val0 |= bpmem.tevksel[i/2].getKC(i&1)<<24;
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val1 |= bpmem.tevksel[i/2].getKA(i&1)<<24;
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pcurvalue[0] = val0;
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pcurvalue[1] = val1;
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pcurvalue += 2;
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}
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for (u32 i = 0; i < ((u32)bpmem.genMode.numtevstages+1)/2; ++i) {
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u32 val0, val1;
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if (bpmem.tevorders[i].hex & 0x40)
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val0 = bpmem.tevorders[i].hex & 0x3ff;
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else
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val0 = bpmem.tevorders[i].hex & 0x380;
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if (bpmem.tevorders[i].hex & 0x40000)
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val1 = (bpmem.tevorders[i].hex & 0x3ff000) >> 12;
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else
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val1 = (bpmem.tevorders[i].hex & 0x380000) >> 12;
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switch (i % 3) {
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case 0: pcurvalue[0] = val0|(val1<<10); break;
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case 1: pcurvalue[0] |= val0<<20; pcurvalue[1] = val1; pcurvalue++; break;
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case 2: pcurvalue[1] |= (val0<<10)|(val1<<20); pcurvalue++; break;
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}
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}
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if ((bpmem.genMode.numtevstages + 1) & 1) { // odd
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u32 val0;
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if (bpmem.tevorders[bpmem.genMode.numtevstages/2].hex & 0x40)
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val0 = bpmem.tevorders[bpmem.genMode.numtevstages/2].hex&0x3ff;
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else
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val0 = bpmem.tevorders[bpmem.genMode.numtevstages/2].hex & 0x380;
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switch (bpmem.genMode.numtevstages % 3) {
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case 0: pcurvalue[0] = val0; break;
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case 1: pcurvalue[0] |= val0 << 20; break;
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case 2: pcurvalue[1] |= val0 << 10; pcurvalue++; break;
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}
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}
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if ((bpmem.genMode.numtevstages % 3) != 2)
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++pcurvalue;
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uid.tevstages = (u32)(pcurvalue-&uid.values[0]-hdr);
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for (u32 i = 0; i < bpmem.genMode.numindstages; ++i) {
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u32 val = bpmem.tevind[i].hex & 0x1fffff; // 21 bits
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switch (i%3) {
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case 0: pcurvalue[0] = val; break;
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case 1: pcurvalue[0] |= val << 21; pcurvalue[1] = val >> 11; ++pcurvalue; break;
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case 2: pcurvalue[0] |= val << 10; ++pcurvalue; break;
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}
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}
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// yeah, well ....
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uid.indstages = (u32)(pcurvalue - &uid.values[0] - 2 - uid.tevstages);
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}
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2008-12-08 05:30:24 +00:00
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// old tev->pixelshader notes
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//
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// color for this stage (alpha, color) is given by bpmem.tevorders[0].colorchan0
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// konstant for this stage (alpha, color) is given by bpmem.tevksel
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// inputs are given by bpmem.combiners[0].colorC.a/b/c/d << could be current chan color
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// according to GXTevColorArg table above
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// output is given by .outreg
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// tevtemp is set according to swapmodetables and
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static void WriteStage(char *&p, int n, u32 texture_mask);
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static void WrapNonPow2Tex(char* &p, const char* var, int texmap, u32 texture_mask);
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static void WriteAlphaCompare(char *&p, int num, int comp);
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static bool WriteAlphaTest(char *&p);
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const float epsilon8bit = 1.0f / 255.0f;
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static const char *tevKSelTableC[] = // KCSEL
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{
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"1.0f,1.0f,1.0f", //1 = 0x00
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"0.875,0.875,0.875",//7_8 = 0x01
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"0.75,0.75,0.75", //3_4 = 0x02
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"0.625,0.625,0.625",//5_8 = 0x03
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"0.5,0.5,0.5", //1_2 = 0x04
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"0.375,0.375,0.375",//3_8 = 0x05
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"0.25,0.25,0.25", //1_4 = 0x06
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"0.125,0.125,0.125",//1_8 = 0x07
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"ERROR", //0x08
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"ERROR", //0x09
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"ERROR", //0x0a
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"ERROR", //0x0b
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I_KCOLORS"[0].rgb",//K0 = 0x0C
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I_KCOLORS"[1].rgb",//K1 = 0x0D
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I_KCOLORS"[2].rgb",//K2 = 0x0E
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I_KCOLORS"[3].rgb",//K3 = 0x0F
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I_KCOLORS"[0].rrr",//K0_R = 0x10
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I_KCOLORS"[1].rrr",//K1_R = 0x11
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I_KCOLORS"[2].rrr",//K2_R = 0x12
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I_KCOLORS"[3].rrr",//K3_R = 0x13
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I_KCOLORS"[0].ggg",//K0_G = 0x14
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I_KCOLORS"[1].ggg",//K1_G = 0x15
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I_KCOLORS"[2].ggg",//K2_G = 0x16
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I_KCOLORS"[3].ggg",//K3_G = 0x17
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I_KCOLORS"[0].bbb",//K0_B = 0x18
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I_KCOLORS"[1].bbb",//K1_B = 0x19
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I_KCOLORS"[2].bbb",//K2_B = 0x1A
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I_KCOLORS"[3].bbb",//K3_B = 0x1B
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I_KCOLORS"[0].aaa",//K0_A = 0x1C
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I_KCOLORS"[1].aaa",//K1_A = 0x1D
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I_KCOLORS"[2].aaa",//K2_A = 0x1E
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I_KCOLORS"[3].aaa",//K3_A = 0x1F
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};
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static const char *tevKSelTableA[] = // KASEL
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{
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"1.0f", //1 = 0x00
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"0.875f",//7_8 = 0x01
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"0.75f", //3_4 = 0x02
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"0.625f",//5_8 = 0x03
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"0.5f", //1_2 = 0x04
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"0.375f",//3_8 = 0x05
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"0.25f", //1_4 = 0x06
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"0.125f",//1_8 = 0x07
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"ERROR", //0x08
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"ERROR", //0x09
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"ERROR", //0x0a
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"ERROR", //0x0b
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"ERROR", //0x0c
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"ERROR", //0x0d
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"ERROR", //0x0e
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"ERROR", //0x0f
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I_KCOLORS"[0].r",//K0_R = 0x10
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I_KCOLORS"[1].r",//K1_R = 0x11
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I_KCOLORS"[2].r",//K2_R = 0x12
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I_KCOLORS"[3].r",//K3_R = 0x13
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I_KCOLORS"[0].g",//K0_G = 0x14
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I_KCOLORS"[1].g",//K1_G = 0x15
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I_KCOLORS"[2].g",//K2_G = 0x16
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I_KCOLORS"[3].g",//K3_G = 0x17
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I_KCOLORS"[0].b",//K0_B = 0x18
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I_KCOLORS"[1].b",//K1_B = 0x19
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I_KCOLORS"[2].b",//K2_B = 0x1A
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I_KCOLORS"[3].b",//K3_B = 0x1B
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I_KCOLORS"[0].a",//K0_A = 0x1C
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I_KCOLORS"[1].a",//K1_A = 0x1D
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I_KCOLORS"[2].a",//K2_A = 0x1E
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I_KCOLORS"[3].a",//K3_A = 0x1F
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};
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static const char *tevScaleTable[] = // CS
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{
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"1.0f", //SCALE_1
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"2.0f", //SCALE_2
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"4.0f", //SCALE_4
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"0.5f",//DIVIDE_2
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};
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static const char *tevBiasTable[] = // TB
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{
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"", //ZERO,
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"+0.5f", //ADDHALF,
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"-0.5f", //SUBHALF,
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"",
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};
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static const char *tevOpTable[] = { // TEV
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"+", //TEVOP_ADD = 0,
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"-", //TEVOP_SUB = 1,
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};
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//static const char *tevCompOpTable[] = { ">", "==" };
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#define TEVCMP_R8 0
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#define TEVCMP_GR16 1
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#define TEVCMP_BGR24 2
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#define TEVCMP_RGB8 3
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static const char *tevCInputTable[] = // CC
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{
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"prev.rgb", //CPREV,
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"prev.aaa", //APREV,
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"c0.rgb", //C0,
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"c0.aaa", //A0,
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"c1.rgb", //C1,
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"c1.aaa", //A1,
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"c2.rgb", //C2,
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"c2.aaa", //A2,
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"textemp.rgb", //TEXC,
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"textemp.aaa", //TEXA,
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"rastemp.rgb", //RASC,
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"rastemp.aaa", //RASA,
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"float3(1.0f,1.0f,1.0f)", //ONE,
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"float3(.5f,.5f,.5f)", //HALF,
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"konsttemp.rgb", //KONST,
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"float3(0.0f,0.0f,0.0f)", //ZERO
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"PADERROR", "PADERROR", "PADERROR", "PADERROR",
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"PADERROR", "PADERROR", "PADERROR", "PADERROR",
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"PADERROR", "PADERROR", "PADERROR", "PADERROR",
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"PADERROR", "PADERROR", "PADERROR", "PADERROR",
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"PADERROR", "PADERROR", "PADERROR", "PADERROR",
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};
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static const char *tevCInputTable2[] = // CC
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{
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"prev", //CPREV,
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"(prev.aaa)", //APREV,
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"c0", //C0,
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"(c0.aaa)", //A0,
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"c1", //C1,
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"(c1.aaa)", //A1,
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"c2", //C2,
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"(c2.aaa)", //A2,
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"textemp", //TEXC,
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"(textemp.aaa)", //TEXA,
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"rastemp", //RASC,
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"(rastemp.aaa)", //RASA,
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"float3(1.0f,1.0f,1.0f)", //ONE,
|
|
|
|
|
"float3(.5f,.5f,.5f)", //HALF,
|
|
|
|
|
"konsttemp", //"konsttemp.rgb", //KONST,
|
|
|
|
|
"float3(0.0f,0.0f,0.0f)", //ZERO
|
|
|
|
|
"PADERROR", "PADERROR", "PADERROR", "PADERROR",
|
|
|
|
|
"PADERROR", "PADERROR", "PADERROR", "PADERROR",
|
|
|
|
|
"PADERROR", "PADERROR", "PADERROR", "PADERROR",
|
|
|
|
|
"PADERROR", "PADERROR", "PADERROR", "PADERROR",
|
|
|
|
|
"PADERROR", "PADERROR", "PADERROR", "PADERROR",
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
static const char *tevAInputTable[] = // CA
|
|
|
|
|
{
|
|
|
|
|
"prev.a", //APREV,
|
|
|
|
|
"c0.a", //A0,
|
|
|
|
|
"c1.a", //A1,
|
|
|
|
|
"c2.a", //A2,
|
|
|
|
|
"textemp.a", //TEXA,
|
|
|
|
|
"rastemp.a", //RASA,
|
|
|
|
|
"konsttemp.a", //KONST
|
|
|
|
|
"0.0", //ZERO
|
|
|
|
|
"PADERROR", "PADERROR", "PADERROR", "PADERROR",
|
|
|
|
|
"PADERROR", "PADERROR", "PADERROR", "PADERROR",
|
|
|
|
|
"PADERROR", "PADERROR", "PADERROR", "PADERROR",
|
|
|
|
|
"PADERROR", "PADERROR", "PADERROR",
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
static const char *tevAInputTable2[] = // CA
|
|
|
|
|
{
|
|
|
|
|
"prev", //APREV,
|
|
|
|
|
"c0", //A0,
|
|
|
|
|
"c1", //A1,
|
|
|
|
|
"c2", //A2,
|
|
|
|
|
"textemp", //TEXA,
|
|
|
|
|
"rastemp", //RASA,
|
|
|
|
|
"konsttemp", //KONST, (hw1 had quarter)
|
|
|
|
|
"float4(0,0,0,0)", //ZERO
|
|
|
|
|
"PADERROR", "PADERROR", "PADERROR", "PADERROR",
|
|
|
|
|
"PADERROR", "PADERROR", "PADERROR", "PADERROR",
|
|
|
|
|
"PADERROR", "PADERROR", "PADERROR", "PADERROR",
|
|
|
|
|
"PADERROR", "PADERROR", "PADERROR", "PADERROR",
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
static const char *tevRasTable[] =
|
|
|
|
|
{
|
|
|
|
|
"colors[0]",
|
|
|
|
|
"colors[1]",
|
|
|
|
|
"ERROR", //2
|
|
|
|
|
"ERROR", //3
|
|
|
|
|
"ERROR", //4
|
|
|
|
|
"alphabump", // use bump alpha
|
|
|
|
|
"(alphabump*(255.0f/248.0f))", //normalized
|
|
|
|
|
"float4(0,0,0,0)", // zero
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
static const char *alphaRef[2] =
|
|
|
|
|
{
|
|
|
|
|
I_ALPHA"[0].x",
|
|
|
|
|
I_ALPHA"[0].y"
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
//static const char *tevTexFunc[] = { "tex2D", "texRECT" };
|
|
|
|
|
|
|
|
|
|
static const char *tevCOutputTable[] = { "prev.rgb", "c0.rgb", "c1.rgb", "c2.rgb" };
|
|
|
|
|
static const char *tevAOutputTable[] = { "prev.a", "c0.a", "c1.a", "c2.a" };
|
2008-12-26 17:26:18 +00:00
|
|
|
static const char *tevIndAlphaSel[] = {"", "x", "y", "z"};
|
|
|
|
|
static const char *tevIndAlphaScale[] = {"", "*32","*16","*8"};
|
|
|
|
|
static const char *tevIndBiasField[] = {"", "x", "y", "xy", "z", "xz", "yz", "xyz"}; // indexed by bias
|
|
|
|
|
static const char *tevIndBiasAdd[] = {"-128.0f", "1.0f", "1.0f", "1.0f" }; // indexed by fmt
|
|
|
|
|
static const char *tevIndWrapStart[] = {"0", "256", "128", "64", "32", "16", "0.001" };
|
|
|
|
|
static const char *tevIndFmtScale[] = {"255.0f", "31.0f", "15.0f", "8.0f" };
|
2008-12-08 05:30:24 +00:00
|
|
|
|
|
|
|
|
#define WRITE p+=sprintf
|
|
|
|
|
|
|
|
|
|
static const char *swapColors = "rgba";
|
|
|
|
|
static char swapModeTable[4][5];
|
|
|
|
|
|
|
|
|
|
static char text[16384];
|
|
|
|
|
|
|
|
|
|
static void BuildSwapModeTable()
|
|
|
|
|
{
|
|
|
|
|
//bpmem.tevregs[0].
|
|
|
|
|
for (int i = 0; i < 4; i++)
|
|
|
|
|
{
|
|
|
|
|
swapModeTable[i][0] = swapColors[bpmem.tevksel[i*2].swap1];
|
|
|
|
|
swapModeTable[i][1] = swapColors[bpmem.tevksel[i*2].swap2];
|
|
|
|
|
swapModeTable[i][2] = swapColors[bpmem.tevksel[i*2+1].swap1];
|
|
|
|
|
swapModeTable[i][3] = swapColors[bpmem.tevksel[i*2+1].swap2];
|
|
|
|
|
swapModeTable[i][4] = 0;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
2008-12-26 17:26:18 +00:00
|
|
|
const char *GeneratePixelShader(u32 texture_mask, bool has_zbuffer_target, bool bRenderZToCol0)
|
2008-12-08 05:30:24 +00:00
|
|
|
{
|
|
|
|
|
text[sizeof(text) - 1] = 0x7C; // canary
|
|
|
|
|
DVSTARTPROFILE();
|
|
|
|
|
|
|
|
|
|
BuildSwapModeTable();
|
|
|
|
|
int numStages = bpmem.genMode.numtevstages + 1;
|
|
|
|
|
int numTexgen = bpmem.genMode.numtexgens;
|
|
|
|
|
|
|
|
|
|
char *p = text;
|
|
|
|
|
WRITE(p, "//Pixel Shader for TEV stages\n");
|
|
|
|
|
WRITE(p, "//%i TEV stages, %i texgens, %i IND stages\n",
|
|
|
|
|
numStages, numTexgen, bpmem.genMode.numindstages);
|
|
|
|
|
|
|
|
|
|
bool bRenderZ = has_zbuffer_target && bpmem.zmode.updateenable;
|
|
|
|
|
bool bOutputZ = bpmem.ztex2.op != ZTEXTURE_DISABLE;
|
|
|
|
|
bool bInputZ = bpmem.ztex2.op==ZTEXTURE_ADD || bRenderZ;
|
|
|
|
|
|
|
|
|
|
// bool bRenderZToCol0 = ; // output z and alpha to color0
|
|
|
|
|
assert( !bRenderZToCol0 || bRenderZ );
|
|
|
|
|
|
|
|
|
|
int ztexcoord = -1;
|
|
|
|
|
if (bInputZ)
|
|
|
|
|
ztexcoord = numTexgen == 0 ? 0 : numTexgen-1;
|
|
|
|
|
|
|
|
|
|
int nIndirectStagesUsed = 0;
|
|
|
|
|
if (bpmem.genMode.numindstages > 0) {
|
|
|
|
|
for (int i = 0; i < numStages; ++i) {
|
|
|
|
|
if (bpmem.tevind[i].IsActive() && bpmem.tevind[i].bt < bpmem.genMode.numindstages) {
|
|
|
|
|
nIndirectStagesUsed |= 1<<bpmem.tevind[i].bt;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// Declare samplers
|
|
|
|
|
if (texture_mask) {
|
|
|
|
|
WRITE(p, "uniform samplerRECT ");
|
|
|
|
|
bool bfirst = true;
|
|
|
|
|
for (int i = 0; i < 8; ++i) {
|
|
|
|
|
if (texture_mask & (1<<i)) {
|
|
|
|
|
WRITE(p, "%s samp%d : register(s%d)", bfirst?"":",", i, i);
|
|
|
|
|
bfirst = false;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
WRITE(p, ";\n");
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (texture_mask != 0xff) {
|
|
|
|
|
WRITE(p, "uniform sampler2D ");
|
|
|
|
|
bool bfirst = true;
|
|
|
|
|
for (int i = 0; i < 8; ++i) {
|
|
|
|
|
if (!(texture_mask & (1<<i))) {
|
|
|
|
|
WRITE(p, "%s samp%d : register(s%d)", bfirst?"":",",i, i);
|
|
|
|
|
bfirst = false;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
WRITE(p, ";\n");
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
WRITE(p, "\n");
|
|
|
|
|
|
|
|
|
|
WRITE(p, "uniform float4 "I_COLORS"[4] : register(c%d);\n", C_COLORS);
|
|
|
|
|
WRITE(p, "uniform float4 "I_KCOLORS"[4] : register(c%d);\n", C_KCOLORS);
|
|
|
|
|
WRITE(p, "uniform float4 "I_ALPHA"[1] : register(c%d);\n", C_ALPHA);
|
|
|
|
|
WRITE(p, "uniform float4 "I_TEXDIMS"[8] : register(c%d);\n", C_TEXDIMS);
|
|
|
|
|
WRITE(p, "uniform float4 "I_ZBIAS"[2] : register(c%d);\n", C_ZBIAS);
|
|
|
|
|
WRITE(p, "uniform float4 "I_INDTEXSCALE"[2] : register(c%d);\n", C_INDTEXSCALE);
|
|
|
|
|
WRITE(p, "uniform float4 "I_INDTEXMTX"[6] : register(c%d);\n", C_INDTEXMTX);
|
|
|
|
|
|
|
|
|
|
WRITE(p, "void main(\n");
|
|
|
|
|
|
|
|
|
|
WRITE(p, "out half4 ocol0 : COLOR0,\n");
|
|
|
|
|
if (bRenderZ && !bRenderZToCol0 )
|
|
|
|
|
WRITE(p, "out half4 ocol1 : COLOR1,\n");
|
|
|
|
|
|
|
|
|
|
if (bOutputZ )
|
|
|
|
|
WRITE(p, " out float depth : DEPTH,\n");
|
|
|
|
|
|
|
|
|
|
// if zcoord might come from vertex shader in texcoord
|
|
|
|
|
if (bInputZ) {
|
|
|
|
|
if (numTexgen) {
|
|
|
|
|
for (int i = 0; i < numTexgen; ++i)
|
|
|
|
|
WRITE(p, " in float%d uv%d : TEXCOORD%d, \n", i==ztexcoord?4:3, i,i);
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
WRITE(p, " in float4 uv0 : TEXCOORD0,"); //HACK
|
|
|
|
|
}
|
|
|
|
|
else {
|
|
|
|
|
if (numTexgen) {
|
|
|
|
|
for (int i = 0; i < numTexgen; ++i)
|
|
|
|
|
WRITE(p, " in float3 uv%d : TEXCOORD%d,\n",i,i);
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
WRITE(p, " in float3 uv0 : TEXCOORD0,\n"); //HACK
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
WRITE(p, " in float4 colors[2] : COLOR0){\n");
|
|
|
|
|
|
|
|
|
|
char* pmainstart = p;
|
|
|
|
|
|
|
|
|
|
WRITE(p, "float4 c0="I_COLORS"[1],c1="I_COLORS"[2],c2="I_COLORS"[3],prev=float4(0.0f,0.0f,0.0f,0.0f),textemp,rastemp,konsttemp=float4(0.0f,0.0f,0.0f,0.0f);\n"
|
|
|
|
|
"float3 comp16 = float3(1,255,0), comp24 = float3(1,255,255*255);\n"
|
|
|
|
|
"float4 alphabump=0;\n"
|
|
|
|
|
"float3 tevcoord;\n"
|
|
|
|
|
"float2 wrappedcoord, tempcoord;\n");
|
|
|
|
|
|
|
|
|
|
//if (bOutputZ ) WRITE(p, " float depth;\n");
|
|
|
|
|
// WRITE(p, "return 1;}\n");
|
|
|
|
|
// return PixelShaderMngr::CompilePixelShader(ps, text);
|
|
|
|
|
|
|
|
|
|
// indirect texture map lookup
|
|
|
|
|
for(u32 i = 0; i < bpmem.genMode.numindstages; ++i) {
|
|
|
|
|
if (nIndirectStagesUsed & (1<<i)) {
|
|
|
|
|
// perform indirect texture map lookup
|
|
|
|
|
// note that we have to scale by the regular texture map's coordinates since this is a texRECT call
|
|
|
|
|
// (and we have to match with the game's texscale calls)
|
|
|
|
|
int texcoord = bpmem.tevindref.getTexCoord(i);
|
|
|
|
|
if (texture_mask & (1<<bpmem.tevindref.getTexMap(i))) {
|
|
|
|
|
// TODO: I removed a superfluous argument, please check that the resulting expression is correct. (mthuurne 2008-08-27)
|
|
|
|
|
WRITE(p, "float2 induv%d=uv%d.xy * "I_INDTEXSCALE"[%d].%s;\n", i, texcoord, i/2, (i&1)?"zw":"xy"); //, bpmem.tevindref.getTexMap(i)
|
|
|
|
|
|
|
|
|
|
char str[16];
|
|
|
|
|
sprintf(str, "induv%d", i);
|
|
|
|
|
WrapNonPow2Tex(p, str, bpmem.tevindref.getTexMap(i), texture_mask);
|
|
|
|
|
WRITE(p, "float3 indtex%d=texRECT(samp%d,induv%d.xy).abg;\n", i, bpmem.tevindref.getTexMap(i), i);
|
|
|
|
|
}
|
|
|
|
|
else {
|
|
|
|
|
WRITE(p, "float3 indtex%d=tex2D(samp%d,uv%d.xy*"I_INDTEXSCALE"[%d].%s).abg;\n", i, bpmem.tevindref.getTexMap(i), texcoord, i/2, (i&1)?"zw":"xy");
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
for (int i = 0; i < numStages; i++)
|
|
|
|
|
WriteStage(p, i, texture_mask); //build the equation for this stage
|
|
|
|
|
|
|
|
|
|
if (bOutputZ) {
|
|
|
|
|
// use the texture input of the last texture stage (textemp), hopefully this has been read and is in correct format...
|
|
|
|
|
if (bpmem.ztex2.op == ZTEXTURE_ADD) {
|
|
|
|
|
WRITE(p, "depth = frac(dot("I_ZBIAS"[0].xyzw, textemp.xyzw) + "I_ZBIAS"[1].w + uv%d.w);\n", ztexcoord);
|
|
|
|
|
}
|
|
|
|
|
else {
|
|
|
|
|
_assert_(bpmem.ztex2.op == ZTEXTURE_REPLACE);
|
|
|
|
|
WRITE(p, "depth = frac(dot("I_ZBIAS"[0].xyz, textemp.xyz) + "I_ZBIAS"[0].w);\n");
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
//if (bpmem.genMode.numindstages ) WRITE(p, "prev.rg = indtex0.xy;\nprev.b = 0;\n");
|
|
|
|
|
|
|
|
|
|
if (!WriteAlphaTest(p)) {
|
|
|
|
|
// alpha test will always fail, so restart the shader and just make it an empty function
|
|
|
|
|
p = pmainstart;
|
|
|
|
|
WRITE(p, "discard;\n");
|
|
|
|
|
WRITE(p, "ocol0 = 0;\n");
|
|
|
|
|
}
|
|
|
|
|
else {
|
|
|
|
|
if (!bRenderZToCol0) {
|
|
|
|
|
/* donkopunchstania: NEEDS FIX - dstalpha does not change how fragments are blended with the EFB
|
|
|
|
|
once the blending is done, the dstalpha is written to the EFB in place of the
|
|
|
|
|
fragment alpha if dstalpha is enabled. this only matters if the EFB supports alpha.
|
|
|
|
|
Commenting this out fixed Metroids but causes glitches in Super Mario Sunshine.
|
|
|
|
|
|
|
|
|
|
if (bpmem.dstalpha.enable)
|
|
|
|
|
WRITE(p, " ocol0 = float4(prev.rgb,"I_ALPHA"[0].w);\n");
|
|
|
|
|
else
|
|
|
|
|
*/
|
|
|
|
|
WRITE(p, " ocol0 = prev;\n");
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (bRenderZ) {
|
|
|
|
|
// write depth as color
|
|
|
|
|
if (bRenderZToCol0) {
|
|
|
|
|
if (bOutputZ )
|
|
|
|
|
WRITE(p, "ocol0.xyz = frac(float3(256.0f*256.0f, 256.0f, 1.0f) * depth);\n");
|
|
|
|
|
else
|
|
|
|
|
WRITE(p, "ocol0.xyz = frac(float3(256.0f*256.0f, 256.0f, 1.0f) * uv%d.w);\n", ztexcoord);
|
|
|
|
|
WRITE(p, "ocol0.w = prev.w;\n");
|
|
|
|
|
}
|
|
|
|
|
else {
|
|
|
|
|
if (bOutputZ)
|
|
|
|
|
WRITE(p, "ocol1 = frac(float4(256.0f*256.0f, 256.0f, 1.0f, 0.0f) * depth);\n");
|
|
|
|
|
else
|
|
|
|
|
WRITE(p, "ocol1 = frac(float4(256.0f*256.0f, 256.0f, 1.0f, 0.0f) * uv%d.w);\n", ztexcoord);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
WRITE(p, "}\n");
|
|
|
|
|
if (text[sizeof(text) - 1] != 0x7C)
|
|
|
|
|
PanicAlert("PixelShader generator - buffer too small, canary has been eaten!");
|
|
|
|
|
return text;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static void WriteStage(char *&p, int n, u32 texture_mask)
|
|
|
|
|
{
|
|
|
|
|
char *rasswap = swapModeTable[bpmem.combiners[n].alphaC.rswap];
|
|
|
|
|
char *texswap = swapModeTable[bpmem.combiners[n].alphaC.tswap];
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
int texcoord = bpmem.tevorders[n/2].getTexCoord(n&1);
|
|
|
|
|
int texfun = xfregs.texcoords[texcoord].texmtxinfo.projection;
|
|
|
|
|
bool bHasIndStage = bpmem.tevind[n].IsActive() && bpmem.tevind[n].bt < bpmem.genMode.numindstages;
|
|
|
|
|
|
|
|
|
|
if (bHasIndStage) {
|
|
|
|
|
// perform the indirect op on the incoming regular coordinates using indtex%d as the offset coords
|
|
|
|
|
bHasIndStage = true;
|
|
|
|
|
int texmap = bpmem.tevorders[n/2].getEnable(n&1) ? bpmem.tevorders[n/2].getTexMap(n&1) : bpmem.tevindref.getTexMap(bpmem.tevind[n].bt);
|
|
|
|
|
|
|
|
|
|
if (bpmem.tevind[n].bs != ITBA_OFF) {
|
|
|
|
|
// write the bump alpha
|
|
|
|
|
|
|
|
|
|
if (bpmem.tevind[n].fmt == ITF_8) {
|
|
|
|
|
WRITE(p, "alphabump = indtex%d.%s %s;\n", bpmem.tevind[n].bt,
|
|
|
|
|
tevIndAlphaSel[bpmem.tevind[n].bs], tevIndAlphaScale[bpmem.tevind[n].fmt]);
|
|
|
|
|
}
|
|
|
|
|
else {
|
|
|
|
|
// donkopunchstania: really bad way to do this
|
|
|
|
|
// cannot always use fract because fract(1.0) is 0.0 when it needs to be 1.0
|
|
|
|
|
// omitting fract seems to work as well
|
|
|
|
|
WRITE(p, "if (indtex%d.%s >= 1.0f )\n", bpmem.tevind[n].bt,
|
|
|
|
|
tevIndAlphaSel[bpmem.tevind[n].bs]);
|
|
|
|
|
WRITE(p, " alphabump = 1.0f;\n");
|
|
|
|
|
WRITE(p, "else\n");
|
|
|
|
|
WRITE(p, " alphabump = fract ( indtex%d.%s %s );\n", bpmem.tevind[n].bt,
|
|
|
|
|
tevIndAlphaSel[bpmem.tevind[n].bs], tevIndAlphaScale[bpmem.tevind[n].fmt]);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// bias
|
|
|
|
|
WRITE(p, "float3 indtevcrd%d = indtex%d;\n", n, bpmem.tevind[n].bt);
|
|
|
|
|
WRITE(p, "indtevcrd%d.xyz *= %s;\n", n, tevIndFmtScale[bpmem.tevind[n].fmt]);
|
|
|
|
|
if (bpmem.tevind[n].bias != ITB_NONE )
|
|
|
|
|
WRITE(p, "indtevcrd%d.%s += %s;\n", n, tevIndBiasField[bpmem.tevind[n].bias], tevIndBiasAdd[bpmem.tevind[n].fmt]);
|
|
|
|
|
|
|
|
|
|
// multiply by offset matrix and scale
|
|
|
|
|
if (bpmem.tevind[n].mid != 0) {
|
|
|
|
|
if (bpmem.tevind[n].mid <= 3) {
|
|
|
|
|
int mtxidx = 2*(bpmem.tevind[n].mid-1);
|
|
|
|
|
WRITE(p, "float2 indtevtrans%d = float2(dot("I_INDTEXMTX"[%d].xyz, indtevcrd%d), dot("I_INDTEXMTX"[%d].xyz, indtevcrd%d));\n",
|
|
|
|
|
n, mtxidx, n, mtxidx+1, n);
|
|
|
|
|
}
|
|
|
|
|
else if (bpmem.tevind[n].mid <= 5) { // s matrix
|
|
|
|
|
int mtxidx = 2*(bpmem.tevind[n].mid-5);
|
|
|
|
|
WRITE(p, "float2 indtevtrans%d = "I_INDTEXMTX"[%d].ww * uv%d.xy * indtevcrd%d.xx;\n", n, mtxidx, texcoord, n);
|
|
|
|
|
}
|
|
|
|
|
else if (bpmem.tevind[n].mid <= 9) { // t matrix
|
|
|
|
|
int mtxidx = 2*(bpmem.tevind[n].mid-9);
|
|
|
|
|
WRITE(p, "float2 indtevtrans%d = "I_INDTEXMTX"[%d].ww * uv%d.xy * indtevcrd%d.yy;\n", n, mtxidx, texcoord, n);
|
|
|
|
|
}
|
|
|
|
|
else {
|
|
|
|
|
// TODO: I removed a superfluous argument, please check that the resulting expression is correct. (mthuurne 2008-08-27)
|
|
|
|
|
WRITE(p, "float2 indtevtrans%d = 0;\n", n); //, n
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
else {
|
|
|
|
|
// TODO: I removed a superfluous argument, please check that the resulting expression is correct. (mthuurne 2008-08-27)
|
|
|
|
|
WRITE(p, "float2 indtevtrans%d = 0;\n", n); //, n
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// wrapping
|
|
|
|
|
if (!bpmem.tevorders[n/2].getEnable(n&1) || (texture_mask & (1<<texmap))) {
|
|
|
|
|
// non pow2
|
|
|
|
|
|
|
|
|
|
if (bpmem.tevind[n].sw != ITW_OFF || bpmem.tevind[n].tw != ITW_OFF) {
|
|
|
|
|
if (bpmem.tevind[n].sw == ITW_0) {
|
|
|
|
|
if (bpmem.tevind[n].tw == ITW_0) {
|
|
|
|
|
// zero out completely
|
|
|
|
|
WRITE(p, "wrappedcoord = float2(0.0f,0.0f);\n");
|
|
|
|
|
}
|
|
|
|
|
else {
|
|
|
|
|
WRITE(p, "wrappedcoord.x = fmod( (uv%d.x+%s)*"I_TEXDIMS"[%d].x*"I_TEXDIMS"[%d].z, %s);\n"
|
|
|
|
|
"wrappedcoord.y = 0;\n", texcoord, tevIndWrapStart[bpmem.tevind[n].sw], texmap, texmap, tevIndWrapStart[bpmem.tevind[n].sw]);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
else if (bpmem.tevind[n].tw == ITW_0) {
|
|
|
|
|
WRITE(p, "wrappedcoord.y = fmod( (uv%d.y+%s)*"I_TEXDIMS"[%d].y*"I_TEXDIMS"[%d].w, %s);\n"
|
|
|
|
|
"wrappedcoord.x = 0;\n", texcoord, tevIndWrapStart[bpmem.tevind[n].tw], texmap, texmap, tevIndWrapStart[bpmem.tevind[n].tw]);
|
|
|
|
|
}
|
|
|
|
|
else {
|
|
|
|
|
WRITE(p, "wrappedcoord = fmod( (uv%d.xy+float2(%s,%s))*"I_TEXDIMS"[%d].xy*"I_TEXDIMS"[%d].zw, float2(%s,%s));\n", texcoord,
|
|
|
|
|
tevIndWrapStart[bpmem.tevind[n].sw], tevIndWrapStart[bpmem.tevind[n].tw],texmap,texmap,
|
|
|
|
|
tevIndWrapStart[bpmem.tevind[n].sw], tevIndWrapStart[bpmem.tevind[n].tw]);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
else {
|
|
|
|
|
WRITE(p, "wrappedcoord = uv%d.xy*"I_TEXDIMS"[%d].xy;\n", texcoord, texmap);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
else {
|
|
|
|
|
// pow of 2
|
|
|
|
|
WRITE(p, "indtevtrans%d.xy *= "I_TEXDIMS"[%d].xy * "I_TEXDIMS"[%d].zw;\n", n, texmap, texmap);
|
|
|
|
|
|
|
|
|
|
// mult by bitdepth / tex dimensions
|
|
|
|
|
if (bpmem.tevind[n].sw != ITW_OFF || bpmem.tevind[n].tw != ITW_OFF) {
|
|
|
|
|
if (bpmem.tevind[n].sw == ITW_0) {
|
|
|
|
|
if (bpmem.tevind[n].tw == ITW_0) {
|
|
|
|
|
// zero out completely
|
|
|
|
|
WRITE(p, "wrappedcoord = float2(0.0f,0.0f);\n");
|
|
|
|
|
}
|
|
|
|
|
else {
|
|
|
|
|
WRITE(p, "wrappedcoord.x = "I_TEXDIMS"[%d].x * fmod( uv%d.x+%s, "I_TEXDIMS"[%d].z*%s);\n"
|
|
|
|
|
"wrappedcoord.y = 0;\n", texmap, texcoord, tevIndWrapStart[bpmem.tevind[n].sw], texmap, tevIndWrapStart[bpmem.tevind[n].sw]);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
else if (bpmem.tevind[n].tw == ITW_0) {
|
|
|
|
|
WRITE(p, "wrappedcoord.y = "I_TEXDIMS"[%d].y * fmod( uv%d.y+%s, "I_TEXDIMS"[%d].w*%s);\n"
|
|
|
|
|
"wrappedcoord.x = 0;\n", texmap, texcoord, tevIndWrapStart[bpmem.tevind[n].tw], texmap, tevIndWrapStart[bpmem.tevind[n].tw]);
|
|
|
|
|
}
|
|
|
|
|
else {
|
|
|
|
|
// have to add an offset or else might get negative values!
|
|
|
|
|
WRITE(p, "wrappedcoord = "I_TEXDIMS"[%d].xy * fmod( uv%d.xy+float2(%s,%s), "I_TEXDIMS"[%d].zw*float2(%s,%s));\n", texmap, texcoord,
|
|
|
|
|
tevIndWrapStart[bpmem.tevind[n].sw], tevIndWrapStart[bpmem.tevind[n].tw], texmap,
|
|
|
|
|
tevIndWrapStart[bpmem.tevind[n].sw], tevIndWrapStart[bpmem.tevind[n].tw]);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
else {
|
|
|
|
|
WRITE(p, "wrappedcoord = uv%d.xy;\n", texcoord);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (bpmem.tevind[n].fb_addprev) {
|
|
|
|
|
// add previous tevcoord
|
|
|
|
|
|
|
|
|
|
if (texfun == XF_TEXPROJ_STQ) {
|
|
|
|
|
WRITE(p, "tevcoord.xy += wrappedcoord/uv%d.z + indtevtrans%d;\n", texcoord, n);
|
|
|
|
|
//WRITE(p, "tevcoord.z += uv%d.z;\n", texcoord);
|
|
|
|
|
}
|
|
|
|
|
else {
|
|
|
|
|
WRITE(p, "tevcoord.xy += wrappedcoord + indtevtrans%d;\n", n);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
else {
|
|
|
|
|
WRITE(p, "tevcoord.xy = wrappedcoord/uv%d.z + indtevtrans%d;\n", texcoord, n);
|
|
|
|
|
//if (texfun == XF_TEXPROJ_STQ )
|
|
|
|
|
// WRITE(p, "tevcoord.z = uv%d.z;\n", texcoord);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
WRITE(p, "rastemp=%s.%s;\n",tevRasTable[bpmem.tevorders[n/2].getColorChan(n&1)],rasswap);
|
|
|
|
|
|
|
|
|
|
if (bpmem.tevorders[n/2].getEnable(n&1)) {
|
|
|
|
|
int texmap = bpmem.tevorders[n/2].getTexMap(n&1);
|
|
|
|
|
if(!bHasIndStage) {
|
|
|
|
|
// calc tevcord
|
|
|
|
|
//tevcoord.xy = texdim[1].xy * uv1.xy / uv1.z;
|
|
|
|
|
int OurTexCoord = 0;
|
|
|
|
|
if(bpmem.genMode.numtexgens)
|
|
|
|
|
OurTexCoord = texcoord;
|
|
|
|
|
else
|
|
|
|
|
OurTexCoord = 0;
|
|
|
|
|
if (texture_mask & (1<<texmap)) {
|
|
|
|
|
// nonpow2
|
|
|
|
|
if (texfun == XF_TEXPROJ_STQ )
|
|
|
|
|
WRITE(p, "tevcoord.xy = uv%d.xy / uv%d.z;\n", texcoord, OurTexCoord);
|
|
|
|
|
else
|
|
|
|
|
WRITE(p, "tevcoord.xy = uv%d.xy;\n", OurTexCoord);
|
|
|
|
|
WrapNonPow2Tex(p, "tevcoord", texmap, texture_mask);
|
|
|
|
|
}
|
|
|
|
|
else {
|
|
|
|
|
if (texfun == XF_TEXPROJ_STQ )
|
|
|
|
|
WRITE(p, "tevcoord.xy = "I_TEXDIMS"[%d].xy * uv%d.xy / uv%d.z;\n", texmap, OurTexCoord , OurTexCoord );
|
|
|
|
|
else
|
|
|
|
|
WRITE(p, "tevcoord.xy = "I_TEXDIMS"[%d].xy * uv%d.xy;\n", texmap, OurTexCoord);
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
else if (texture_mask & (1<<texmap)) {
|
|
|
|
|
// if non pow 2, have to manually repeat
|
|
|
|
|
//WrapNonPow2Tex(p, "tevcoord", texmap);
|
|
|
|
|
bool bwraps = !!(texture_mask & (0x100<<texmap));
|
|
|
|
|
bool bwrapt = !!(texture_mask & (0x10000<<texmap));
|
|
|
|
|
|
|
|
|
|
if (bwraps || bwrapt) {
|
|
|
|
|
const char* field = bwraps ? (bwrapt ? "xy" : "x") : "y";
|
|
|
|
|
WRITE(p, "tevcoord.%s = fmod(tevcoord.%s+32*"I_TEXDIMS"[%d].%s,"I_TEXDIMS"[%d].%s);\n", field, field, texmap, field, texmap, field);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (texture_mask & (1<<texmap) )
|
|
|
|
|
WRITE(p, "textemp=texRECT(samp%d,tevcoord.xy).%s;\n", texmap, texswap);
|
|
|
|
|
else
|
|
|
|
|
WRITE(p, "textemp=tex2D(samp%d,tevcoord.xy).%s;\n", texmap, texswap);
|
|
|
|
|
}
|
|
|
|
|
else
|
|
|
|
|
WRITE(p, "textemp=float4(1,1,1,1);\n");
|
|
|
|
|
|
|
|
|
|
int kc = bpmem.tevksel[n/2].getKC(n&1);
|
|
|
|
|
int ka = bpmem.tevksel[n/2].getKA(n&1);
|
|
|
|
|
|
|
|
|
|
TevStageCombiner::ColorCombiner &cc = bpmem.combiners[n].colorC;
|
|
|
|
|
TevStageCombiner::AlphaCombiner &ac = bpmem.combiners[n].alphaC;
|
|
|
|
|
|
|
|
|
|
bool bCKonst = cc.a == TEVCOLORARG_KONST || cc.b == TEVCOLORARG_KONST || cc.c == TEVCOLORARG_KONST || cc.d == TEVCOLORARG_KONST;
|
|
|
|
|
bool bAKonst = ac.a == TEVALPHAARG_KONST || ac.b == TEVALPHAARG_KONST || ac.c == TEVALPHAARG_KONST || ac.d == TEVALPHAARG_KONST;
|
|
|
|
|
if (bCKonst || bAKonst )
|
|
|
|
|
WRITE(p, "konsttemp=float4(%s,%s);\n",tevKSelTableC[kc],tevKSelTableA[ka]);
|
|
|
|
|
|
|
|
|
|
WRITE(p, "%s= ", tevCOutputTable[cc.dest]);
|
|
|
|
|
|
|
|
|
|
// combine the color channel
|
|
|
|
|
if (cc.bias != 3) { // if not compare
|
|
|
|
|
//normal color combiner goes here
|
|
|
|
|
WRITE(p, " %s*(%s%s",tevScaleTable[cc.shift],tevCInputTable[cc.d],tevOpTable[cc.op]);
|
|
|
|
|
WRITE(p, "lerp(%s,%s,%s) %s);\n",
|
|
|
|
|
tevCInputTable[cc.a], tevCInputTable[cc.b],
|
|
|
|
|
tevCInputTable[cc.c], tevBiasTable[cc.bias]);
|
|
|
|
|
}
|
|
|
|
|
else {
|
|
|
|
|
int cmp = (cc.shift<<1)|cc.op|8; // comparemode stored here
|
|
|
|
|
switch(cmp) {
|
|
|
|
|
case TEVCMP_R8_GT:
|
|
|
|
|
case TEVCMP_RGB8_GT: // per component compares
|
|
|
|
|
WRITE(p, " %s + ((%s.%s > %s.%s) ? %s : float3(0.0f,0.0f,0.0f));\n",
|
|
|
|
|
tevCInputTable[cc.d], tevCInputTable2[cc.a], cmp==TEVCMP_R8_GT?"r":"rgb", tevCInputTable2[cc.b], cmp==TEVCMP_R8_GT?"r":"rgb", tevCInputTable[cc.c]);
|
|
|
|
|
break;
|
|
|
|
|
case TEVCMP_R8_EQ:
|
|
|
|
|
case TEVCMP_RGB8_EQ:
|
|
|
|
|
WRITE(p, " %s + (abs(%s.r - %s.r)<%f ? %s : float3(0.0f,0.0f,0.0f));\n",
|
|
|
|
|
tevCInputTable[cc.d], tevCInputTable2[cc.a], tevCInputTable2[cc.b], epsilon8bit, tevCInputTable[cc.c]);
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
case TEVCMP_GR16_GT: // 16 bit compares: 255*g+r (probably used for ztextures, so make sure in ztextures, g is the most significant byte)
|
|
|
|
|
case TEVCMP_BGR24_GT: // 24 bit compares: 255*255*b+255*g+r
|
|
|
|
|
WRITE(p, " %s + (( dot(%s.rgb-%s.rgb, comp%s) > 0) ? %s : float3(0.0f,0.0f,0.0f));\n",
|
|
|
|
|
tevCInputTable[cc.d], tevCInputTable2[cc.a], tevCInputTable2[cc.b], cmp==TEVCMP_GR16_GT?"16":"24", tevCInputTable[cc.c]);
|
|
|
|
|
break;
|
|
|
|
|
case TEVCMP_GR16_EQ:
|
|
|
|
|
case TEVCMP_BGR24_EQ:
|
|
|
|
|
WRITE(p, " %s + (abs(dot(%s.rgb - %s.rgb, comp%s))<%f ? %s : float3(0.0f,0.0f,0.0f));\n",
|
2008-12-16 03:34:06 +00:00
|
|
|
tevCInputTable[cc.d], tevCInputTable2[cc.a], tevCInputTable2[cc.b], cmp==TEVCMP_GR16_EQ?"16":"24", epsilon8bit, tevCInputTable[cc.c]);
|
2008-12-08 05:30:24 +00:00
|
|
|
break;
|
|
|
|
|
default:
|
|
|
|
|
WRITE(p, "float3(0.0f,0.0f,0.0f);\n");
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (cc.clamp)
|
|
|
|
|
WRITE(p, "%s = clamp(%s,0.0f,1.0f);\n", tevCOutputTable[cc.dest],tevCOutputTable[cc.dest]);
|
|
|
|
|
|
|
|
|
|
// combine the alpha channel
|
|
|
|
|
WRITE(p, "%s= ", tevAOutputTable[ac.dest]);
|
|
|
|
|
|
|
|
|
|
if (ac.bias != 3) { // if not compare
|
|
|
|
|
//normal alpha combiner goes here
|
|
|
|
|
WRITE(p, " %s*(%s%s",tevScaleTable[ac.shift],tevAInputTable[ac.d],tevOpTable[ac.op]);
|
|
|
|
|
WRITE(p, "lerp(%s,%s,%s) %s)\n",
|
|
|
|
|
tevAInputTable[ac.a],tevAInputTable[ac.b],
|
|
|
|
|
tevAInputTable[ac.c],tevBiasTable[ac.bias]);
|
|
|
|
|
}
|
|
|
|
|
else {
|
|
|
|
|
//compare alpha combiner goes here
|
|
|
|
|
int cmp = (ac.shift<<1)|ac.op|8; // comparemode stored here
|
|
|
|
|
switch(cmp) {
|
|
|
|
|
case TEVCMP_R8_GT:
|
|
|
|
|
case TEVCMP_A8_GT:
|
|
|
|
|
WRITE(p, " %s + ((%s.%s > %s.%s) ? %s : 0)\n",
|
|
|
|
|
tevAInputTable[ac.d],tevAInputTable2[ac.a], cmp==TEVCMP_R8_GT?"r":"a", tevAInputTable2[ac.b], cmp==TEVCMP_R8_GT?"r":"a", tevAInputTable[ac.c]);
|
|
|
|
|
break;
|
|
|
|
|
case TEVCMP_R8_EQ:
|
|
|
|
|
case TEVCMP_A8_EQ:
|
|
|
|
|
WRITE(p, " %s + (abs(%s.r - %s.r)<%f ? %s : 0)\n",
|
|
|
|
|
tevAInputTable[ac.d],tevAInputTable2[ac.a], tevAInputTable2[ac.b],epsilon8bit,tevAInputTable[ac.c]);
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
case TEVCMP_GR16_GT: // 16 bit compares: 255*g+r (probably used for ztextures, so make sure in ztextures, g is the most significant byte)
|
|
|
|
|
case TEVCMP_BGR24_GT: // 24 bit compares: 255*255*b+255*g+r
|
|
|
|
|
WRITE(p, " %s + (( dot(%s.rgb-%s.rgb, comp%s) > 0) ? %s : 0)\n",
|
|
|
|
|
tevAInputTable[ac.d],tevAInputTable2[ac.a], tevAInputTable2[ac.b], cmp==TEVCMP_GR16_GT?"16":"24", tevAInputTable[ac.c]);
|
|
|
|
|
break;
|
|
|
|
|
case TEVCMP_GR16_EQ:
|
|
|
|
|
case TEVCMP_BGR24_EQ:
|
|
|
|
|
WRITE(p, " %s + (abs(dot(%s.rgb - %s.rgb, comp%s))<%f ? %s : 0)\n",
|
2008-12-16 03:34:06 +00:00
|
|
|
tevAInputTable[ac.d],tevAInputTable2[ac.a], tevAInputTable2[ac.b],cmp==TEVCMP_GR16_EQ?"16":"24",epsilon8bit,tevAInputTable[ac.c]);
|
2008-12-08 05:30:24 +00:00
|
|
|
break;
|
|
|
|
|
default:
|
|
|
|
|
WRITE(p, "0)\n");
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
WRITE(p, ";\n");
|
|
|
|
|
|
|
|
|
|
if (ac.clamp)
|
|
|
|
|
WRITE(p, "%s = clamp(%s,0.0f,1.0f);\n", tevAOutputTable[ac.dest],tevAOutputTable[ac.dest]);
|
|
|
|
|
WRITE(p, "\n");
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
void WrapNonPow2Tex(char* &p, const char* var, int texmap, u32 texture_mask)
|
|
|
|
|
{
|
|
|
|
|
_assert_(texture_mask & (1<<texmap));
|
|
|
|
|
bool bwraps = !!(texture_mask & (0x100<<texmap));
|
|
|
|
|
bool bwrapt = !!(texture_mask & (0x10000<<texmap));
|
|
|
|
|
|
|
|
|
|
if (bwraps || bwrapt) {
|
|
|
|
|
const char* field = bwraps ? (bwrapt ? "xy" : "x") : "y";
|
|
|
|
|
const char* wrapfield = bwraps ? (bwrapt ? "zw" : "z") : "w";
|
|
|
|
|
WRITE(p, "%s.%s = "I_TEXDIMS"[%d].%s*frac(%s.%s*"I_TEXDIMS"[%d].%s+32);\n", var, field, texmap, field, var, field, texmap, wrapfield);
|
|
|
|
|
|
|
|
|
|
if (!bwraps )
|
|
|
|
|
WRITE(p, "%s.x *= "I_TEXDIMS"[%d].x * "I_TEXDIMS"[%d].z;\n", var, texmap, texmap);
|
|
|
|
|
if (!bwrapt )
|
|
|
|
|
WRITE(p, "%s.y *= "I_TEXDIMS"[%d].y * "I_TEXDIMS"[%d].w;\n", var, texmap, texmap);
|
|
|
|
|
}
|
|
|
|
|
else {
|
|
|
|
|
WRITE(p, "%s.xy *= "I_TEXDIMS"[%d].xy * "I_TEXDIMS"[%d].zw;\n", var, texmap, texmap);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static void WriteAlphaCompare(char *&p, int num, int comp)
|
|
|
|
|
{
|
|
|
|
|
switch(comp) {
|
|
|
|
|
case ALPHACMP_ALWAYS: WRITE(p, "(false)"); break;
|
|
|
|
|
case ALPHACMP_NEVER: WRITE(p, "(true)"); break;
|
|
|
|
|
case ALPHACMP_LEQUAL: WRITE(p, "(prev.a > %s)",alphaRef[num]); break;
|
|
|
|
|
case ALPHACMP_LESS: WRITE(p, "(prev.a >= %s - %f)",alphaRef[num],epsilon8bit*0.5f);break;
|
|
|
|
|
case ALPHACMP_GEQUAL: WRITE(p, "(prev.a < %s)",alphaRef[num]); break;
|
|
|
|
|
case ALPHACMP_GREATER: WRITE(p, "(prev.a <= %s + %f)",alphaRef[num],epsilon8bit*0.5f);break;
|
|
|
|
|
case ALPHACMP_EQUAL: WRITE(p, "(abs(prev.a-%s)>%f)",alphaRef[num],epsilon8bit*2); break;
|
|
|
|
|
case ALPHACMP_NEQUAL: WRITE(p, "(abs(prev.a-%s)<%f)",alphaRef[num],epsilon8bit*2); break;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static bool WriteAlphaTest(char *&p)
|
|
|
|
|
{
|
|
|
|
|
u32 op = bpmem.alphaFunc.logic;
|
|
|
|
|
u32 comp[2] = {bpmem.alphaFunc.comp0,bpmem.alphaFunc.comp1};
|
|
|
|
|
|
|
|
|
|
//first kill all the simple cases
|
|
|
|
|
switch(op) {
|
|
|
|
|
case 0: // and
|
|
|
|
|
if (comp[0] == ALPHACMP_ALWAYS && comp[1] == ALPHACMP_ALWAYS) return true;
|
|
|
|
|
if (comp[0] == ALPHACMP_NEVER || comp[1] == ALPHACMP_NEVER) {
|
|
|
|
|
WRITE(p, "discard;\n");
|
|
|
|
|
return false;
|
|
|
|
|
}
|
|
|
|
|
break;
|
|
|
|
|
case 1: // or
|
|
|
|
|
if (comp[0] == ALPHACMP_ALWAYS || comp[1] == ALPHACMP_ALWAYS) return true;
|
|
|
|
|
if (comp[0] == ALPHACMP_NEVER && comp[1] == ALPHACMP_NEVER) {
|
|
|
|
|
WRITE(p, "discard;\n");
|
|
|
|
|
return false;
|
|
|
|
|
}
|
|
|
|
|
break;
|
|
|
|
|
case 2: // xor
|
|
|
|
|
if ( (comp[0] == ALPHACMP_ALWAYS && comp[1] == ALPHACMP_NEVER) || (comp[0] == ALPHACMP_NEVER && comp[1] == ALPHACMP_ALWAYS) ) return true;
|
|
|
|
|
if ( (comp[0] == ALPHACMP_ALWAYS && comp[1] == ALPHACMP_ALWAYS) || (comp[0] == ALPHACMP_NEVER && comp[1] == ALPHACMP_NEVER)) {
|
|
|
|
|
WRITE(p, "discard;\n");
|
|
|
|
|
return false;
|
|
|
|
|
}
|
|
|
|
|
break;
|
|
|
|
|
case 3: // xnor
|
|
|
|
|
if ( (comp[0] == ALPHACMP_ALWAYS && comp[1] == ALPHACMP_NEVER) || (comp[0] == ALPHACMP_NEVER && comp[1] == ALPHACMP_ALWAYS)) {
|
|
|
|
|
WRITE(p, "discard;\n");
|
|
|
|
|
return false;
|
|
|
|
|
}
|
|
|
|
|
if ( (comp[0] == ALPHACMP_ALWAYS && comp[1] == ALPHACMP_ALWAYS) || (comp[0] == ALPHACMP_NEVER && comp[1] == ALPHACMP_NEVER) )
|
|
|
|
|
return true;
|
|
|
|
|
break;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
WRITE(p, "discard( ");
|
|
|
|
|
WriteAlphaCompare(p, 0, bpmem.alphaFunc.comp0);
|
|
|
|
|
|
|
|
|
|
// negated because testing the inverse condition
|
|
|
|
|
switch(bpmem.alphaFunc.logic) {
|
|
|
|
|
case 0: WRITE(p, " || "); break; // and
|
|
|
|
|
case 1: WRITE(p, " && "); break; // or
|
|
|
|
|
case 2: WRITE(p, " == "); break; // xor
|
|
|
|
|
case 3: WRITE(p, " != "); break; // xnor
|
|
|
|
|
}
|
|
|
|
|
WriteAlphaCompare(p, 1, bpmem.alphaFunc.comp1);
|
|
|
|
|
WRITE(p, ");\n");
|
|
|
|
|
return true;
|
|
|
|
|
}
|
