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Implements WebGL support

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This commit is contained in:
Yury Delendik 2014-02-13 08:44:58 -06:00
parent 944219ad8a
commit f57c6935d7
12 changed files with 517 additions and 34 deletions
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1
examples/acroforms/index.html
View File

@ -11,6 +11,7 @@
<script type="text/javascript" src="../../src/display/api.js"></script>
<script type="text/javascript" src="../../src/display/metadata.js"></script>
<script type="text/javascript" src="../../src/display/canvas.js"></script>
<script type="text/javascript" src="../../src/display/webgl.js"></script>
<script type="text/javascript" src="../../src/display/pattern_helper.js"></script>
<script type="text/javascript" src="../../src/display/font_loader.js"></script>

1
examples/helloworld/index.html
View File

@ -11,6 +11,7 @@
<script type="text/javascript" src="../../src/display/api.js"></script>
<script type="text/javascript" src="../../src/display/metadata.js"></script>
<script type="text/javascript" src="../../src/display/canvas.js"></script>
<script type="text/javascript" src="../../src/display/webgl.js"></script>
<script type="text/javascript" src="../../src/display/pattern_helper.js"></script>
<script type="text/javascript" src="../../src/display/font_loader.js"></script>

1
make.js
View File

@ -320,6 +320,7 @@ target.bundle = function(args) {
'display/api.js',
'display/metadata.js',
'display/canvas.js',
'display/webgl.js',
'display/pattern_helper.js',
'display/font_loader.js'
]);

7
src/display/api.js
View File

@ -115,6 +115,13 @@ PDFJS.postMessageTransfers = (PDFJS.postMessageTransfers === undefined ?
PDFJS.disableCreateObjectURL = (PDFJS.disableCreateObjectURL === undefined ?
false : PDFJS.disableCreateObjectURL);
/**
* Disables WebGL usage.
* @var {boolean}
*/
PDFJS.disableWebGL = (PDFJS.disableWebGL === undefined ?
true : PDFJS.disableWebGL);
/**
* Controls the logging level.
* The constants from PDFJS.VERBOSITY_LEVELS should be used:

37
src/display/canvas.js
View File

@ -17,7 +17,8 @@
/* globals ColorSpace, DeviceCmykCS, DeviceGrayCS, DeviceRgbCS, error, PDFJS,
FONT_IDENTITY_MATRIX, Uint32ArrayView, IDENTITY_MATRIX, ImageData,
ImageKind, isArray, isNum, TilingPattern, OPS, Promise, Util, warn,
assert, info, shadow, TextRenderingMode, getShadingPatternFromIR */
assert, info, shadow, TextRenderingMode, getShadingPatternFromIR,
WebGLUtils */
'use strict';
@ -601,15 +602,10 @@ var CanvasGraphics = (function CanvasGraphicsClosure() {
}
}
function composeSMask(ctx, smask, layerCtx) {
var mask = smask.canvas;
var maskCtx = smask.context;
var width = mask.width, height = mask.height;
function genericComposeSMask(maskCtx, layerCtx, width, height,
subtype, backdrop) {
var addBackdropFn;
if (smask.backdrop) {
var cs = smask.colorSpace || ColorSpace.singletons.rgb;
var backdrop = cs.getRgb(smask.backdrop, 0);
if (backdrop) {
addBackdropFn = function (r0, g0, b0, bytes) {
var length = bytes.length;
for (var i = 3; i < length; i += 4) {
@ -631,7 +627,7 @@ var CanvasGraphics = (function CanvasGraphicsClosure() {
}
var composeFn;
if (smask.subtype === 'Luminosity') {
if (subtype === 'Luminosity') {
composeFn = function (maskDataBytes, layerDataBytes) {
var length = maskDataBytes.length;
for (var i = 3; i < length; i += 4) {
@ -664,9 +660,29 @@ var CanvasGraphics = (function CanvasGraphicsClosure() {
maskCtx.putImageData(layerData, 0, row);
}
}
function composeSMask(ctx, smask, layerCtx) {
var mask = smask.canvas;
var maskCtx = smask.context;
ctx.setTransform(smask.scaleX, 0, 0, smask.scaleY,
smask.offsetX, smask.offsetY);
var backdrop;
if (smask.backdrop) {
var cs = smask.colorSpace || ColorSpace.singletons.rgb;
backdrop = cs.getRgb(smask.backdrop, 0);
}
if (WebGLUtils.isEnabled) {
var composed = WebGLUtils.composeSMask(layerCtx.canvas, mask,
{subtype: smask.subtype, backdrop: backdrop});
ctx.setTransform(1, 0, 0, 1, 0, 0);
ctx.drawImage(composed, smask.offsetX, smask.offsetY);
return;
}
genericComposeSMask(maskCtx, layerCtx, mask.width, mask.height,
smask.subtype, backdrop);
ctx.drawImage(mask, 0, 0);
}
@ -784,6 +800,7 @@ var CanvasGraphics = (function CanvasGraphicsClosure() {
endDrawing: function CanvasGraphics_endDrawing() {
this.ctx.restore();
CachedCanvases.clear();
WebGLUtils.clear();
if (this.textLayer) {
this.textLayer.endLayout();

68
src/display/pattern_helper.js
View File

@ -15,7 +15,7 @@
* limitations under the License.
*/
/* globals CanvasGraphics, CachedCanvases, ColorSpace, Util, error, info,
isArray, makeCssRgb */
isArray, makeCssRgb, WebGLUtils */
'use strict';
@ -155,39 +155,59 @@ var createMeshCanvas = (function createMeshCanvasClosure() {
// MAX_PATTERN_SIZE is used to avoid OOM situation.
var MAX_PATTERN_SIZE = 3000; // 10in @ 300dpi shall be enough
var boundsWidth = bounds[2] - bounds[0];
var boundsHeight = bounds[3] - bounds[1];
var offsetX = Math.floor(bounds[0]);
var offsetY = Math.floor(bounds[1]);
var boundsWidth = Math.ceil(bounds[2]) - offsetX;
var boundsHeight = Math.ceil(bounds[3]) - offsetY;
var width = Math.min(Math.ceil(Math.abs(boundsWidth * combinesScale[0] *
EXPECTED_SCALE)), MAX_PATTERN_SIZE);
var height = Math.min(Math.ceil(Math.abs(boundsHeight * combinesScale[1] *
EXPECTED_SCALE)), MAX_PATTERN_SIZE);
var scaleX = width / boundsWidth;
var scaleY = height / boundsHeight;
var tmpCanvas = CachedCanvases.getCanvas('mesh', width, height, false);
var tmpCtx = tmpCanvas.context;
if (backgroundColor) {
tmpCtx.fillStyle = makeCssRgb(backgroundColor);
tmpCtx.fillRect(0, 0, width, height);
}
var scaleX = boundsWidth / width;
var scaleY = boundsHeight / height;
var context = {
coords: coords,
colors: colors,
offsetX: -bounds[0],
offsetY: -bounds[1],
scaleX: scaleX,
scaleY: scaleY
offsetX: -offsetX,
offsetY: -offsetY,
scaleX: 1 / scaleX,
scaleY: 1 / scaleY
};
var data = tmpCtx.getImageData(0, 0, width, height);
for (var i = 0; i < figures.length; i++) {
drawFigure(data, figures[i], context);
}
tmpCtx.putImageData(data, 0, 0);
var canvas;
if (WebGLUtils.isEnabled) {
canvas = WebGLUtils.drawFigures(width, height, backgroundColor,
figures, context);
return {canvas: tmpCanvas.canvas, scaleX: 1 / scaleX, scaleY: 1 / scaleY};
// https://bugzilla.mozilla.org/show_bug.cgi?id=972126
var tmpCanvas = CachedCanvases.getCanvas('mesh', width, height, false);
tmpCanvas.context.drawImage(canvas, 0, 0);
canvas = tmpCanvas.canvas;
} else {
var tmpCanvas = CachedCanvases.getCanvas('mesh', width, height, false);
var tmpCtx = tmpCanvas.context;
var data = tmpCtx.createImageData(width, height);
if (backgroundColor) {
var bytes = data.data;
for (var i = 0, ii = bytes.length; i < ii; i += 4) {
bytes[i] = backgroundColor[0];
bytes[i + 1] = backgroundColor[1];
bytes[i + 2] = backgroundColor[2];
bytes[i + 3] = 255;
}
}
for (var i = 0; i < figures.length; i++) {
drawFigure(data, figures[i], context);
}
tmpCtx.putImageData(data, 0, 0);
canvas = tmpCanvas.canvas;
}
return {canvas: canvas, offsetX: offsetX, offsetY: offsetY,
scaleX: scaleX, scaleY: scaleY};
}
return createMeshCanvas;
})();
@ -221,7 +241,6 @@ ShadingIRs.Mesh = {
// Rasterizing on the main thread since sending/queue large canvases
// might cause OOM.
// TODO consider using WebGL or asm.js to perform rasterization
var temporaryPatternCanvas = createMeshCanvas(bounds, combinedScale,
coords, colors, figures, shadingFill ? null : background);
@ -232,7 +251,8 @@ ShadingIRs.Mesh = {
}
}
ctx.translate(bounds[0], bounds[1]);
ctx.translate(temporaryPatternCanvas.offsetX,
temporaryPatternCanvas.offsetY);
ctx.scale(temporaryPatternCanvas.scaleX,
temporaryPatternCanvas.scaleY);

428
src/display/webgl.js Normal file
View File

@ -0,0 +1,428 @@
/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set shiftwidth=2 tabstop=2 autoindent cindent expandtab: */
/* Copyright 2014 Mozilla Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/* globals PDFJS, shadow */
/* jshint -W043 */
'use strict';
var WebGLUtils = (function WebGLUtilsClosure() {
function loadShader(gl, code, shaderType) {
var shader = gl.createShader(shaderType);
gl.shaderSource(shader, code);
gl.compileShader(shader);
var compiled = gl.getShaderParameter(shader, gl.COMPILE_STATUS);
if (!compiled) {
var errorMsg = gl.getShaderInfoLog(shader);
throw new Error('Error during shader compilation: ' + errorMsg);
}
return shader;
}
function createVertexShader(gl, code) {
return loadShader(gl, code, gl.VERTEX_SHADER);
}
function createFragmentShader(gl, code) {
return loadShader(gl, code, gl.FRAGMENT_SHADER);
}
function createProgram(gl, shaders) {
var program = gl.createProgram();
for (var i = 0, ii = shaders.length; i < ii; ++i) {
gl.attachShader(program, shaders[i]);
}
gl.linkProgram(program);
var linked = gl.getProgramParameter(program, gl.LINK_STATUS);
if (!linked) {
var errorMsg = gl.getProgramInfoLog(program);
throw new Error('Error during program linking: ' + errorMsg);
}
return program;
}
function createTexture(gl, image, textureId) {
gl.activeTexture(textureId);
var texture = gl.createTexture();
gl.bindTexture(gl.TEXTURE_2D, texture);
// Set the parameters so we can render any size image.
gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE);
gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE);
gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.NEAREST);
gl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.NEAREST);
// Upload the image into the texture.
gl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_BYTE, image);
return texture;
}
var currentGL, currentCanvas;
function generageGL() {
if (currentGL) {
return;
}
currentCanvas = document.createElement('canvas');
currentGL = currentCanvas.getContext('webgl',
{ premultipliedalpha: false });
}
var smaskVertexShaderCode = '\
attribute vec2 a_position; \
attribute vec2 a_texCoord; \
\
uniform vec2 u_resolution; \
\
varying vec2 v_texCoord; \
\
void main() { \
vec2 clipSpace = (a_position / u_resolution) * 2.0 - 1.0; \
gl_Position = vec4(clipSpace * vec2(1, -1), 0, 1); \
\
v_texCoord = a_texCoord; \
} ';
var smaskFragmentShaderCode = '\
precision mediump float; \
\
uniform vec4 u_backdrop; \
uniform int u_subtype; \
uniform sampler2D u_image; \
uniform sampler2D u_mask; \
\
varying vec2 v_texCoord; \
\
void main() { \
vec4 imageColor = texture2D(u_image, v_texCoord); \
vec4 maskColor = texture2D(u_mask, v_texCoord); \
if (u_backdrop.a > 0.0) { \
maskColor.rgb = maskColor.rgb * maskColor.a + \
u_backdrop.rgb * (1.0 - maskColor.a); \
} \
float lum; \
if (u_subtype == 0) { \
lum = maskColor.a; \
} else { \
lum = maskColor.r * 0.3 + maskColor.g * 0.59 + \
maskColor.b * 0.11; \
} \
imageColor.a *= lum; \
imageColor.rgb *= imageColor.a; \
gl_FragColor = imageColor; \
} ';
var smaskCache = null;
function initSmaskGL() {
var canvas, gl;
generageGL();
canvas = currentCanvas;
currentCanvas = null;
gl = currentGL;
currentGL = null;
// setup a GLSL program
var vertexShader = createVertexShader(gl, smaskVertexShaderCode);
var fragmentShader = createFragmentShader(gl, smaskFragmentShaderCode);
var program = createProgram(gl, [vertexShader, fragmentShader]);
gl.useProgram(program);
var cache = {};
cache.gl = gl;
cache.canvas = canvas;
cache.resolutionLocation = gl.getUniformLocation(program, 'u_resolution');
cache.positionLocation = gl.getAttribLocation(program, 'a_position');
cache.backdropLocation = gl.getUniformLocation(program, 'u_backdrop');
cache.subtypeLocation = gl.getUniformLocation(program, 'u_subtype');
var texCoordLocation = gl.getAttribLocation(program, 'a_texCoord');
var texLayerLocation = gl.getUniformLocation(program, 'u_image');
var texMaskLocation = gl.getUniformLocation(program, 'u_mask');
// provide texture coordinates for the rectangle.
var texCoordBuffer = gl.createBuffer();
gl.bindBuffer(gl.ARRAY_BUFFER, texCoordBuffer);
gl.bufferData(gl.ARRAY_BUFFER, new Float32Array([
0.0, 0.0,
1.0, 0.0,
0.0, 1.0,
0.0, 1.0,
1.0, 0.0,
1.0, 1.0]), gl.STATIC_DRAW);
gl.enableVertexAttribArray(texCoordLocation);
gl.vertexAttribPointer(texCoordLocation, 2, gl.FLOAT, false, 0, 0);
gl.uniform1i(texLayerLocation, 0);
gl.uniform1i(texMaskLocation, 1);
smaskCache = cache;
}
function composeSMask(layer, mask, properties) {
var width = layer.width, height = layer.height;
if (!smaskCache) {
initSmaskGL();
}
var cache = smaskCache,canvas = cache.canvas, gl = cache.gl;
canvas.width = width;
canvas.height = height;
gl.viewport(0, 0, gl.drawingBufferWidth, gl.drawingBufferHeight);
gl.uniform2f(cache.resolutionLocation, width, height);
if (properties.backdrop) {
gl.uniform4f(cache.resolutionLocation, properties.backdrop[0],
properties.backdrop[1], properties.backdrop[2], 1);
} else {
gl.uniform4f(cache.resolutionLocation, 0, 0, 0, 0);
}
gl.uniform1i(cache.subtypeLocation,
properties.subtype === 'Luminosity' ? 1 : 0);
// Create a textures
var texture = createTexture(gl, layer, gl.TEXTURE0);
var maskTexture = createTexture(gl, mask, gl.TEXTURE1);
// Create a buffer and put a single clipspace rectangle in
// it (2 triangles)
var buffer = gl.createBuffer();
gl.bindBuffer(gl.ARRAY_BUFFER, buffer);
gl.bufferData(gl.ARRAY_BUFFER, new Float32Array([
0, 0,
width, 0,
0, height,
0, height,
width, 0,
width, height]), gl.STATIC_DRAW);
gl.enableVertexAttribArray(cache.positionLocation);
gl.vertexAttribPointer(cache.positionLocation, 2, gl.FLOAT, false, 0, 0);
// draw
gl.clearColor(0, 0, 0, 0);
gl.enable(gl.BLEND);
gl.blendFunc(gl.ONE, gl.ONE_MINUS_SRC_ALPHA);
gl.clear(gl.COLOR_BUFFER_BIT);
gl.drawArrays(gl.TRIANGLES, 0, 6);
gl.flush();
gl.deleteTexture(texture);
gl.deleteTexture(maskTexture);
gl.deleteBuffer(buffer);
return canvas;
}
var figuresVertexShaderCode = '\
attribute vec2 a_position; \
attribute vec3 a_color; \
\
uniform vec2 u_resolution; \
uniform vec2 u_scale; \
uniform vec2 u_offset; \
\
varying vec4 v_color; \
\
void main() { \
vec2 position = (a_position + u_offset) * u_scale; \
vec2 clipSpace = (position / u_resolution) * 2.0 - 1.0; \
gl_Position = vec4(clipSpace * vec2(1, -1), 0, 1); \
\
v_color = vec4(a_color / 255.0, 1.0); \
} ';
var figuresFragmentShaderCode = '\
precision mediump float; \
\
varying vec4 v_color; \
\
void main() { \
gl_FragColor = v_color; \
} ';
var figuresCache = null;
function initFiguresGL() {
var canvas, gl;
generageGL();
canvas = currentCanvas;
currentCanvas = null;
gl = currentGL;
currentGL = null;
// setup a GLSL program
var vertexShader = createVertexShader(gl, figuresVertexShaderCode);
var fragmentShader = createFragmentShader(gl, figuresFragmentShaderCode);
var program = createProgram(gl, [vertexShader, fragmentShader]);
gl.useProgram(program);
var cache = {};
cache.gl = gl;
cache.canvas = canvas;
cache.resolutionLocation = gl.getUniformLocation(program, 'u_resolution');
cache.scaleLocation = gl.getUniformLocation(program, 'u_scale');
cache.offsetLocation = gl.getUniformLocation(program, 'u_offset');
cache.positionLocation = gl.getAttribLocation(program, 'a_position');
cache.colorLocation = gl.getAttribLocation(program, 'a_color');
figuresCache = cache;
}
function drawFigures(width, height, backgroundColor, figures, context) {
if (!figuresCache) {
initFiguresGL();
}
var cache = figuresCache, canvas = cache.canvas, gl = cache.gl;
canvas.width = width;
canvas.height = height;
gl.viewport(0, 0, gl.drawingBufferWidth, gl.drawingBufferHeight);
gl.uniform2f(cache.resolutionLocation, width, height);
// count triangle points
var count = 0;
for (var i = 0, ii = figures.length; i < ii; i++) {
switch (figures[i].type) {
case 'lattice':
var rows = (figures[i].coords.length / figures[i].verticesPerRow) | 0;
count += (rows - 1) * (figures[i].verticesPerRow - 1) * 6;
break;
case 'triangles':
count += figures[i].coords.length;
break;
}
}
// transfer data
var coords = new Float32Array(count * 2);
var colors = new Uint8Array(count * 3);
var coordsMap = context.coords, colorsMap = context.colors;
var pIndex = 0, cIndex = 0;
for (var i = 0, ii = figures.length; i < ii; i++) {
var figure = figures[i], ps = figure.coords, cs = figure.colors;
switch (figure.type) {
case 'lattice':
var cols = figure.verticesPerRow;
var rows = (ps.length / cols) | 0;
for (var row = 1; row < rows; row++) {
var offset = row * cols + 1;
for (var col = 1; col < cols; col++, offset++) {
coords[pIndex] = coordsMap[ps[offset - cols - 1]];
coords[pIndex + 1] = coordsMap[ps[offset - cols - 1] + 1];
coords[pIndex + 2] = coordsMap[ps[offset - cols]];
coords[pIndex + 3] = coordsMap[ps[offset - cols] + 1];
coords[pIndex + 4] = coordsMap[ps[offset - 1]];
coords[pIndex + 5] = coordsMap[ps[offset - 1] + 1];
colors[cIndex] = colorsMap[cs[offset - cols - 1]];
colors[cIndex + 1] = colorsMap[cs[offset - cols - 1] + 1];
colors[cIndex + 2] = colorsMap[cs[offset - cols - 1] + 2];
colors[cIndex + 3] = colorsMap[cs[offset - cols]];
colors[cIndex + 4] = colorsMap[cs[offset - cols] + 1];
colors[cIndex + 5] = colorsMap[cs[offset - cols] + 2];
colors[cIndex + 6] = colorsMap[cs[offset - 1]];
colors[cIndex + 7] = colorsMap[cs[offset - 1] + 1];
colors[cIndex + 8] = colorsMap[cs[offset - 1] + 2];
coords[pIndex + 6] = coords[pIndex + 2];
coords[pIndex + 7] = coords[pIndex + 3];
coords[pIndex + 8] = coords[pIndex + 4];
coords[pIndex + 9] = coords[pIndex + 5];
coords[pIndex + 10] = coordsMap[ps[offset]];
coords[pIndex + 11] = coordsMap[ps[offset] + 1];
colors[cIndex + 9] = colors[cIndex + 3];
colors[cIndex + 10] = colors[cIndex + 4];
colors[cIndex + 11] = colors[cIndex + 5];
colors[cIndex + 12] = colors[cIndex + 6];
colors[cIndex + 13] = colors[cIndex + 7];
colors[cIndex + 14] = colors[cIndex + 8];
colors[cIndex + 15] = colorsMap[cs[offset]];
colors[cIndex + 16] = colorsMap[cs[offset] + 1];
colors[cIndex + 17] = colorsMap[cs[offset] + 2];
pIndex += 12;
cIndex += 18;
}
}
break;
case 'triangles':
for (var j = 0, jj = ps.length; j < jj; j++) {
coords[pIndex] = coordsMap[ps[j]];
coords[pIndex + 1] = coordsMap[ps[j] + 1];
colors[cIndex] = colorsMap[cs[i]];
colors[cIndex + 1] = colorsMap[cs[j] + 1];
colors[cIndex + 2] = colorsMap[cs[j] + 2];
pIndex += 2;
cIndex += 3;
}
break;
}
}
// draw
if (backgroundColor) {
gl.clearColor(backgroundColor[0] / 255, backgroundColor[1] / 255,
backgroundColor[2] / 255, 1.0);
} else {
gl.clearColor(0, 0, 0, 0);
}
gl.clear(gl.COLOR_BUFFER_BIT);
var coordsBuffer = gl.createBuffer();
gl.bindBuffer(gl.ARRAY_BUFFER, coordsBuffer);
gl.bufferData(gl.ARRAY_BUFFER, coords, gl.STATIC_DRAW);
gl.enableVertexAttribArray(cache.positionLocation);
gl.vertexAttribPointer(cache.positionLocation, 2, gl.FLOAT, false, 0, 0);
var colorsBuffer = gl.createBuffer();
gl.bindBuffer(gl.ARRAY_BUFFER, colorsBuffer);
gl.bufferData(gl.ARRAY_BUFFER, colors, gl.STATIC_DRAW);
gl.enableVertexAttribArray(cache.colorLocation);
gl.vertexAttribPointer(cache.colorLocation, 3, gl.UNSIGNED_BYTE, false,
0, 0);
gl.uniform2f(cache.scaleLocation, context.scaleX, context.scaleY);
gl.uniform2f(cache.offsetLocation, context.offsetX, context.offsetY);
gl.drawArrays(gl.TRIANGLES, 0, count);
gl.flush();
gl.deleteBuffer(coordsBuffer);
gl.deleteBuffer(colorsBuffer);
return canvas;
}
function cleanup() {
smaskCache = null;
figuresCache = null;
}
return {
get isEnabled() {
if (PDFJS.disableWebGL) {
return false;
}
var enabled = false;
try {
generageGL();
enabled = !!currentGL;
} catch (e) { }
return shadow(this, 'isEnabled', enabled);
},
composeSMask: composeSMask,
drawFigures: drawFigures,
clear: cleanup
};
})();

1
test/font/font_test.html
View File

@ -19,6 +19,7 @@
<script type="text/javascript" src="../../src/shared/util.js"></script>
<script type="text/javascript" src="../../src/display/api.js"></script>
<script type="text/javascript" src="../../src/display/canvas.js"></script>
<script type="text/javascript" src="../../src/display/webgl.js"></script>
<script type="text/javascript" src="../../src/core/obj.js"></script>
<script type="text/javascript" src="../../src/shared/annotation.js"></script>
<script type="text/javascript" src="../../src/shared/function.js"></script>

1
test/test_slave.html
View File

@ -26,6 +26,7 @@ limitations under the License.
<script type="text/javascript" src="/src/display/api.js"></script>
<script type="text/javascript" src="/src/display/metadata.js"></script>
<script type="text/javascript" src="/src/display/canvas.js"></script>
<script type="text/javascript" src="/src/display/webgl.js"></script>
<script type="text/javascript" src="/src/display/pattern_helper.js"></script>
<script type="text/javascript" src="/src/display/font_loader.js"></script>
<script type="text/javascript" src="driver.js"></script>

1
test/unit/unit_test.html
View File

@ -18,6 +18,7 @@
<script type="text/javascript" src="../../src/shared/util.js"></script>
<script type="text/javascript" src="../../src/display/api.js"></script>
<script type="text/javascript" src="../../src/display/canvas.js"></script>
<script type="text/javascript" src="../../src/display/webgl.js"></script>
<script type="text/javascript" src="../../src/core/obj.js"></script>
<script type="text/javascript" src="../../src/shared/annotation.js"></script>
<script type="text/javascript" src="../../src/shared/function.js"></script>

1
web/viewer.html
View File

@ -54,6 +54,7 @@ http://sourceforge.net/adobe/cmap/wiki/License/
<script type="text/javascript" src="../src/display/api.js"></script>
<script type="text/javascript" src="../src/display/metadata.js"></script>
<script type="text/javascript" src="../src/display/canvas.js"></script>
<script type="text/javascript" src="../src/display/webgl.js"></script>
<script type="text/javascript" src="../src/display/pattern_helper.js"></script>
<script type="text/javascript" src="../src/display/font_loader.js"></script>
<script type="text/javascript">PDFJS.workerSrc = '../src/worker_loader.js';</script>

4
web/viewer.js
View File

@ -1711,6 +1711,10 @@ function webViewerLoad(evt) {
PDFJS.disableHistory = (hashParams['disableHistory'] === 'true');
}
if ('webgl' in hashParams) {
PDFJS.disableWebGL = (hashParams['webgl'] !== 'true');
}
if ('useOnlyCssZoom' in hashParams) {
USE_ONLY_CSS_ZOOM = (hashParams['useOnlyCssZoom'] === 'true');
}