1/* 2 * Copyright (c) 2022-2023 Shenzhen Kaihong Digital Industry Development Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16import { XMat4 } from './XMat4.js'; 17import { XShader } from './XShader.js'; 18import { Scr } from '../XDefine.js'; 19import { XTexture } from './XTexture.js'; 20import { gl } from '../GLFrame.js'; 21import { fAngle, iDistance } from '../XTools.js'; 22const { NapiLog } = require('./../../hcs/NapiLog'); 23const COLOR = 0xffffffff; 24 25export class X2DFast { 26 static gi() { 27 if (X2DFast.px2f == null) { 28 X2DFast.px2f = new X2DFast(); 29 } 30 return X2DFast.px2f; 31 } 32 33 constructor() { 34 this.localBuffer = gl.createBuffer(); 35 this.texSampleIdx = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15]; 36 37 this.vertexArray = new ArrayBuffer(1024 * 1024 * 4 * 2); 38 this.vertexFloat32 = new Float32Array(this.vertexArray); 39 this.vertexUint32 = new Uint32Array(this.vertexArray); 40 this.whiteImg = XTexture.gi().loadTextureFromImage('CUSTOM_TEXTURE_1'); 41 this.whiteCut = XTexture.gi().makeCut(this.whiteImg, 0, 0, 1, 1); 42 XShader.gi(); 43 44 this.resetMat(); 45 } 46 resetMat() { 47 X2DFast.transform2D.unit(); 48 X2DFast.transform2D.orthoMat(0, 0, Scr.logicw, Scr.logich); 49 let tm = X2DFast.transform2D.mat; 50 this.t2dExt = [ 51 tm[0][0], 52 tm[1][0], 53 tm[2][0], 54 tm[3][0], 55 tm[0][1], 56 tm[1][1], 57 tm[2][1], 58 tm[3][1], 59 tm[0][2], 60 tm[1][2], 61 tm[2][2], 62 tm[3][2], 63 tm[0][3], 64 tm[1][3], 65 tm[2][3], 66 tm[3][3], 67 ]; 68 } 69 70 swapMode2D() { 71 gl.disable(gl.DEPTH_TEST); 72 73 gl.enable(gl.BLEND); 74 gl.blendFunc(gl.SRC_ALPHA, gl.ONE_MINUS_SRC_ALPHA); 75 } 76 77 DrawCircle(ox, oy, rw, rh, c = 0xffffffff, lw = 1) { 78 let lx = -1; 79 let ly = -1; 80 let i = 0; 81 let gap = (Math.PI * 2) / 32; 82 while (i < Math.PI * 2 + 0.00001) { 83 let dx = Math.cos(i) * rw + ox; 84 let dy = Math.sin(i) * rh + oy; 85 if (lx != -1) { 86 this.drawLine(lx, ly, dx, dy, c, lw); 87 } 88 lx = dx; 89 ly = dy; 90 i += gap; 91 } 92 } 93 94 fillRect(x, y, w, h, c = 0xffffffff) { 95 this.drawCut(this.whiteCut, x, y, w, h, 0, 0, 0, c); 96 } 97 98 drawLine(x1, y1, x2, y2, c = 0xffffffff, linewidth = 1) { 99 this.drawCut( 100 this.whiteCut, 101 x1, 102 y1, 103 iDistance(x1 - x2, y1 - y2), 104 linewidth, 105 fAngle(x2 - x1, y2 - y1), 106 0, 107 0.5, 108 c 109 ); 110 } 111 112 drawRect(x, y, w, h, c = 0xffffffff, lw = 1) { 113 this.drawLine(x - lw / 2, y, x + w + lw / 2, y, c, lw); 114 this.drawLine(x, y, x, y + h, c, lw); 115 this.drawLine(x + w, y + h, x + w, y, c, lw); 116 this.drawLine(x + w + lw / 2, y + h, x - lw / 2, y + h, c, lw); 117 } 118 119 static testTransform(x, y, sw, sh, ra, ox, oy, realw, realh) { 120 const LEFT = -1; 121 const MIDDLE = -2; 122 const RIGHT = -3; 123 const UP = -1; 124 const DOWN = -3; 125 X2DFast.tmpMat.unit(); 126 if (ox == LEFT) { 127 ox = 0; 128 } 129 if (ox == MIDDLE) { 130 ox = Math.floor(realw / 2); 131 } 132 if (ox == RIGHT) { 133 ox = realw; 134 } 135 if (oy == UP) { 136 oy = 0; 137 } 138 if (oy == MIDDLE) { 139 oy = Math.floor(realh / 2); 140 } 141 if (oy == DOWN) { 142 oy = realh; 143 } 144 if (ox != 0 || oy != 0) { 145 X2DFast.tmpMat.move(-ox, -oy, 0); 146 } 147 if (sw != 1 || sh != 1) { 148 X2DFast.tmpMat.scale(sw, sh, 1); 149 } 150 if (ra != 0) { 151 X2DFast.tmpMat.rotate(0, 0, ra); 152 } 153 if (x != 0 || y != 0) { 154 X2DFast.tmpMat.move(x, y, 0); 155 } 156 } 157 clearBuffer() { 158 this.ridDict = {}; 159 this.ridPoint = 0; 160 this.drawCount = 0; 161 } 162 swapC(c) { 163 let r = Math.floor((((c >> 16) & 0xff) * 63) / 255); 164 let g = Math.floor((((c >> 8) & 0xff) * 63) / 255); 165 let b = Math.floor(((c & 0xff) * 63) / 255); 166 let a = Math.floor((((c >> 24) & 0xff) * 63) / 255); 167 return ((a * 64 + r) * 64 + g) * 64 + b; 168 } 169 drawCut_(pcut, m00, m01, m10, m11, m22, m30, m31, c = COLOR) { 170 if (c == -1) { 171 c = COLOR; 172 } 173 c = this.swapC(c); 174 this.vertexFloat32.set([0.0, 0.0, 0.0, pcut.u0, pcut.v0, m00, m01, m10, m11, m22, m30, m31, 175 this.ridDict[pcut.rid], c, 176 pcut.w, 0.0, 0.0, pcut.u1, pcut.v1, m00, m01, m10, m11, m22, m30, m31, this.ridDict[pcut.rid], c, 177 pcut.w, pcut.h, 0.0, pcut.u2, pcut.v2, m00, m01, m10, m11, m22, m30, m31, this.ridDict[pcut.rid], c, 178 0.0, 0.0, 0.0, pcut.u0, pcut.v0, m00, m01, m10, m11, m22, m30, m31, this.ridDict[pcut.rid], c, 179 pcut.w, pcut.h, 0.0, pcut.u2, pcut.v2, m00, m01, m10, m11, m22, m30, m31, this.ridDict[pcut.rid], c, 180 0.0, pcut.h, 0.0, pcut.u3, pcut.v3, m00, m01, m10, m11, m22, m30, m31, this.ridDict[pcut.rid], c,], 181 this.drawCount * 14 * 6); 182 this.drawCount += 1; 183 } 184 drawCutEx(cid, tmat, c = COLOR) { 185 let pcut = XTexture.pinstance_.allCuts[cid]; 186 if (!(pcut.rid in this.ridDict)) { 187 this.ridDict[pcut.rid] = this.ridPoint; 188 this.ridPoint += 1; 189 } 190 tmat = tmat.mat; 191 this.drawCut(pcut, tmat[0][0], tmat[0][1], tmat[1][0], tmat[1][1], tmat[2][2], tmat[3][0], tmat[3][1], c); 192 } 193 drawCut(cid, x = 0, y = 0, sw = 1, sh = 1, ra = 0, ox = 0, oy = 0, c = COLOR) { 194 let intX = parseInt(x); 195 let intY = parseInt(y); 196 let pcut = XTexture.gi().allCuts[cid]; 197 if (pcut == null) { 198 NapiLog.logError('error occured getting object'); 199 return; 200 } 201 if (!(pcut.rid in this.ridDict)) { 202 if (this.ridPoint >= 16) { 203 this.freshBuffer(); 204 this.clearBuffer(); 205 } 206 this.ridDict[pcut.rid] = this.ridPoint; 207 this.ridPoint += 1; 208 } 209 X2DFast.testTransform(intX, intY, sw, sh, ra, ox, oy, pcut.w, pcut.h); 210 let tmat = X2DFast.tmpMat.mat; 211 this.drawCut_(pcut, tmat[0][0], tmat[0][1], tmat[1][0], tmat[1][1], tmat[2][2], tmat[3][0], tmat[3][1], c); 212 } 213 drawText(s, size = 14, x = 0, y = 0, sw = 1, sh = 1, ra = 0, ox = 0, oy = 0, c = COLOR) { 214 if (s.length <= 0) { 215 NapiLog.logError('error occured s is null'); 216 return 0; 217 } 218 let cid = XTexture.gi().getText(s, size); 219 if (cid >= 0) { 220 this.drawCut(cid, x, y, sw, sh, ra, ox, oy, c); 221 } 222 return XTexture.gi().allCuts[cid].w; 223 } 224 getTextWidth(s, size) { 225 if (s.length <= 0) { 226 return 0; 227 } 228 let cid = XTexture.gi().getText(s, size); 229 return XTexture.gi().allCuts[cid].w; 230 } 231 freshBuffer() { 232 XTexture.gi()._FreshText(); 233 if (this.drawCount == 0) { 234 return; 235 } 236 let ps = XShader.gi().use(XShader.ID_SHADER_FAST); 237 for (let rid in this.ridDict) { 238 gl.activeTexture(gl.TEXTURE0 + this.ridDict[rid]); 239 gl.bindTexture(gl.TEXTURE_2D, XTexture.gi().ximages[rid].tex); 240 241 gl.uniform1i(ps.tex[this.ridDict[rid]], this.ridDict[rid]); 242 } 243 244 gl.uniformMatrix4fv(ps.uMat, false, this.t2dExt); 245 246 gl.bindBuffer(gl.ARRAY_BUFFER, this.localBuffer); 247 gl.bufferData(gl.ARRAY_BUFFER, this.vertexArray, gl.STATIC_DRAW); 248 gl.vertexAttribPointer(ps.position, 3, gl.FLOAT, false, 4 * 14, 0); 249 gl.enableVertexAttribArray(ps.position); 250 gl.vertexAttribPointer(ps.aTexCoord, 2, gl.FLOAT, false, 4 * 14, 4 * 3); 251 gl.enableVertexAttribArray(ps.aTexCoord); 252 gl.vertexAttribPointer(ps.ext1, 4, gl.FLOAT, false, 4 * 14, 4 * 5); 253 gl.enableVertexAttribArray(ps.ext1); 254 gl.vertexAttribPointer(ps.ext2, 4, gl.FLOAT, false, 4 * 14, 4 * 9); 255 gl.enableVertexAttribArray(ps.ext2); 256 gl.vertexAttribPointer(ps.inColor, 1, gl.FLOAT, false, 4 * 14, 4 * 13); 257 gl.enableVertexAttribArray(ps.inColor); 258 259 gl.drawArrays(gl.TRIANGLES, 0, 6 * this.drawCount); 260 } 261} 262X2DFast.tmpMat = new XMat4(); 263X2DFast.transform2D = new XMat4(); 264 265X2DFast.px2f = null; 266