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authorEhsan Akhgari <ehsan.akhgari@gmail.com>2012-04-13 10:32:45 -0400
committerEhsan Akhgari <ehsan.akhgari@gmail.com>2012-04-13 10:32:45 -0400
commit74cfb3b59c714d2e0ef91d0ad3fe02bc096faf56 (patch)
tree4e743664d4d139c35b4e656f267cb2a0d4799114 /src
parent55d9a3bc975cb4e9fefb79aeca6d5b9ef5fcea1f (diff)
parentffae4e81b6eec71922b662eea9a75f5693994cb2 (diff)
Merge remote-tracking branch 'upstream/incoming' into glmatrix
Conflicts: src/library_gl.js
Diffstat (limited to 'src')
-rw-r--r--src/library_browser.js14
-rw-r--r--src/library_gl.js166
-rw-r--r--src/library_sdl.js1
3 files changed, 161 insertions, 20 deletions
diff --git a/src/library_browser.js b/src/library_browser.js
index 17dff2eb..300f0b3b 100644
--- a/src/library_browser.js
+++ b/src/library_browser.js
@@ -47,13 +47,16 @@ mergeInto(LibraryManager.library, {
case 'function': {
wrapper[prop] = function() {
var printArgs = Array.prototype.slice.call(arguments).map(function(arg) {
+ if (!arg) return arg;
if (wrapper.objectMap[arg]) return '<' + arg + '|' + wrapper.objectMap[arg] + '>';
if (arg.toString() == '[object HTMLImageElement]') {
return arg + '\n\n';
}
if (arg.byteLength) {
+ return '{' + Array.prototype.slice.call(arg, 0, Math.min(arg.length, 40)) + '}'; // Useful for correct arrays, less so for compiled arrays, see the code below for that
var buf = new ArrayBuffer(32);
var i8buf = new Int8Array(buf);
+ var i16buf = new Int16Array(buf);
var f32buf = new Float32Array(buf);
switch(arg.toString()) {
case '[object Uint8Array]':
@@ -62,6 +65,9 @@ mergeInto(LibraryManager.library, {
case '[object Float32Array]':
f32buf.set(arg.subarray(0, 5));
break;
+ case '[object Uint16Array]':
+ i16buf.set(arg.subarray(0, 16));
+ break;
default:
alert('unknown array for debugging: ' + arg);
throw 'see alert';
@@ -75,25 +81,25 @@ mergeInto(LibraryManager.library, {
}
return arg;
});
- Module.printErr('[gl_f:' + prop + ':' + printArgs + ']');
+ console.log('[gl_f:' + prop + ':' + printArgs + ']');
var ret = tempCtx[prop].apply(tempCtx, arguments);
var printRet = ret;
if (typeof ret == 'object') {
wrapper.objectMap[ret] = wrapper.objectCounter++;
printRet = '<' + ret + '|' + wrapper.objectMap[ret] + '>';
}
- Module.printErr('[ gl:' + prop + ':return:' + printRet + ']');
+ if (typeof printRet != 'undefined') console.log('[ gl:' + prop + ':return:' + printRet + ']');
return ret;
}
break;
}
case 'number': case 'string': {
wrapper.__defineGetter__(prop, function() {
- //Module.printErr('[gl_g:' + prop + ':' + tempCtx[prop] + ']');
+ //console.log('[gl_g:' + prop + ':' + tempCtx[prop] + ']');
return tempCtx[prop];
});
wrapper.__defineSetter__(prop, function(value) {
- Module.printErr('[gl_s:' + prop + ':' + value + ']');
+ console.log('[gl_s:' + prop + ':' + value + ']');
tempCtx[prop] = value;
});
break;
diff --git a/src/library_gl.js b/src/library_gl.js
index d7bf31ea..f5235a3f 100644
--- a/src/library_gl.js
+++ b/src/library_gl.js
@@ -316,6 +316,10 @@ var LibraryGL = {
Module.ctx.texSubImage2D(target, level, xoffset, yoffset, width, height, format, type, pixels);
},
+ glReadPixels: function(x, y, width, height, format, type, pixels) {
+ Module.ctx.readPixels(x, y, width, height, format, type, HEAPU8.subarray(pixels));
+ },
+
glBindTexture: function(target, texture) {
Module.ctx.bindTexture(target, GL.textures[texture]);
},
@@ -963,6 +967,11 @@ var LibraryGL = {
return 1 /* GL_TRUE */;
},
+ glEnable: function(cap) {
+ if (cap == 0x0DE1) return; // no GL_TEXTURE_2D in GLES or WebGL
+ Module.ctx.enable(cap);
+ },
+
// GL emulation: provides misc. functionality not present in OpenGL ES 2.0 or WebGL
$GLEmulation__deps: ['glCreateShader', 'glShaderSource', 'glCompileShader', 'glCreateProgram', 'glDeleteShader', 'glDeleteProgram', 'glAttachShader', 'glActiveTexture', 'glGetShaderiv', 'glGetProgramiv', 'glLinkProgram'],
@@ -1017,20 +1026,140 @@ var LibraryGL = {
}
},
- glBegin__deps: ['$GL', function() { return 'GL.matrix.lib = ' + read('gl-matrix.js') + ';\n' +
- 'GL.initMatrixLibrary();'
- }],
- glBegin: function() {
- Module.print('TODO');
- }
+ // Immediate mode
+
+ $GLImmediate: {
+ maxElements: 1024,
+ vertexData: null,
+ indexData: null,
+ vertexCounter: 0,
+ indexCounter: 0,
+ mode: 0,
+
+ initted: false,
+ init: function() {
+ this.vertexShader = Module.ctx.createShader(Module.ctx.VERTEX_SHADER);
+ Module.ctx.shaderSource(this.vertexShader, 'attribute vec4 a_position; \n\
+ attribute vec2 a_texCoord; \n\
+ varying vec2 v_texCoord; \n\
+ void main() \n\
+ { \n\
+ gl_Position = a_position; \n\
+ v_texCoord = a_texCoord; \n\
+ } \n');
+ Module.ctx.compileShader(this.vertexShader);
+
+ this.fragmentShader = Module.ctx.createShader(Module.ctx.FRAGMENT_SHADER);
+ Module.ctx.shaderSource(this.fragmentShader, 'precision mediump float; \n\
+ varying vec2 v_texCoord; \n\
+ uniform sampler2D s_texture; \n\
+ void main() \n\
+ { \n\
+ gl_FragColor = texture2D( s_texture, v_texCoord );\n\
+ } \n');
+ Module.ctx.compileShader(this.fragmentShader);
+
+ this.program = Module.ctx.createProgram();
+ Module.ctx.attachShader(this.program, this.vertexShader);
+ Module.ctx.attachShader(this.program, this.fragmentShader);
+ Module.ctx.linkProgram(this.program);
+
+ this.positionLocation = Module.ctx.getAttribLocation(this.program, 'a_position');
+ this.texCoordLocation = Module.ctx.getAttribLocation(this.program, 'a_texCoord');
+ this.textureLocation = Module.ctx.getUniformLocation(this.program, 's_texture');
+
+ // Buffer for data
+ this.vertexData = new Float32Array(5 * this.maxElements);
+ this.indexData = new Uint16Array(this.maxElements);
+
+ this.vertexObject = Module.ctx.createBuffer();
+ this.indexObject = Module.ctx.createBuffer();
+ },
+ flush: function() {
+ // Upload the data
+ Module.ctx.bindBuffer(Module.ctx.ARRAY_BUFFER, this.vertexObject);
+ Module.ctx.bufferData(Module.ctx.ARRAY_BUFFER, this.vertexData.subarray(0, 5*this.vertexCounter), Module.ctx.STATIC_DRAW);
+ Module.ctx.bindBuffer(Module.ctx.ELEMENT_ARRAY_BUFFER, this.indexObject);
+ Module.ctx.bufferData(Module.ctx.ELEMENT_ARRAY_BUFFER, this.indexData.subarray(0, this.indexCounter), Module.ctx.STATIC_DRAW);
+
+ // Render
+ //Module.ctx.viewport(0, 0, Module.canvas.width, Module.canvas.height);
+ //Module.ctx.clear(Module.ctx.COLOR_BUFFER_BIT);
+
+ Module.ctx.useProgram(this.program);
+
+ Module.ctx.bindBuffer(Module.ctx.ARRAY_BUFFER, this.vertexObject);
+ Module.ctx.vertexAttribPointer(this.positionLocation, 3, Module.ctx.FLOAT,
+ false, 5 * 4, 0);
+ Module.ctx.vertexAttribPointer(this.texCoordLocation, 2, Module.ctx.FLOAT,
+ false, 5 * 4,
+ 3 * 4);
+
+ Module.ctx.enableVertexAttribArray(this.positionLoc);
+ Module.ctx.enableVertexAttribArray(this.texCoordLoc);
+
+ Module.ctx.activeTexture(Module.ctx.TEXTURE0);
+ Module.ctx.bindTexture(Module.ctx.TEXTURE_2D, this.textureId);
+
+ Module.ctx.uniform1i(this.textureLocation, 0);
+
+ Module.ctx.bindBuffer(Module.ctx.ELEMENT_ARRAY_BUFFER, this.indexObject);
+ Module.ctx.drawElements(Module.ctx.TRIANGLES, this.indexCounter, Module.ctx.UNSIGNED_SHORT, 0);
+
+ this.vertexCounter = this.indexCounter = 0;
+ }
+ },
+
+ glBegin__deps: ['$GL', '$GLImmediate', function() { return 'GL.matrix.lib = ' + read('gl-matrix.js') +
+ ';\nGL.immediate = GLImmediate;\nGL.initMatrixLibrary();\n' }],
+ glBegin: function(mode) {
+ if (!GL.immediate.initted) GL.immediate.init();
+ GL.immediate.mode = mode;
+ },
+
+ glEnd: function() {
+ GL.immediate.flush();
+ },
+
+ glVertex3f: function(x, y, z) {
+ GL.immediate.vertexData[5*GL.immediate.vertexCounter ] = x;
+ GL.immediate.vertexData[5*GL.immediate.vertexCounter+1] = y;
+ GL.immediate.vertexData[5*GL.immediate.vertexCounter+2] = z;
+ GL.immediate.vertexCounter++;
+#if ASSERTIONS
+ assert(GL.immediate.vertexCounter < GL.immediate.maxElements, 'too many immediate mode vertexes');
+#endif
+ if (GL.immediate.mode == 7) { // GL_QUADS
+ if (GL.immediate.vertexCounter % 4 == 0) {
+ var start = GL.immediate.vertexCounter % 4;
+ GL.immediate.indexData[GL.immediate.indexCounter ] = start;
+ GL.immediate.indexData[GL.immediate.indexCounter+1] = start+1;
+ GL.immediate.indexData[GL.immediate.indexCounter+2] = start+2;
+ GL.immediate.indexData[GL.immediate.indexCounter+3] = start;
+ GL.immediate.indexData[GL.immediate.indexCounter+4] = start+2;
+ GL.immediate.indexData[GL.immediate.indexCounter+5] = start+3;
+ GL.immediate.indexCounter += 6;
+ }
+ } else {
+ throw 'only GL_QUADS supported so far';
+ }
+#if ASSERTIONS
+ assert(GL.immediate.indexCounter < GL.immediate.maxElements, 'too many immediate mode indexes');
+#endif
+ },
+
+ glTexCoord2i: function(u, v) {
+ GL.immediate.vertexData[5*GL.immediate.vertexCounter+3] = u;
+ GL.immediate.vertexData[5*GL.immediate.vertexCounter+4] = v;
+ },
};
-// Simple pass-through functions. Starred ones have return values.
+// Simple pass-through functions. Starred ones have return values. [X] ones have X in the C name but not in the JS name
[[0, 'shadeModel fogi fogfv getError finish flush'],
- [1, 'clearDepth depthFunc enable disable frontFace cullFace clear enableVertexAttribArray disableVertexAttribArray lineWidth clearStencil depthMask stencilMask stencilMaskSeparate checkFramebufferStatus* generateMipmap activeTexture blendEquation'],
- [2, 'pixelStorei blendFunc blendEquationSeparate'],
- [3, 'texParameteri texParameterf drawArrays vertexAttrib2f'],
- [4, 'viewport clearColor scissor vertexAttrib3f colorMask drawElements renderbufferStorage blendFuncSeparate'],
+ [1, 'clearDepth clearDepth[f] depthFunc disable frontFace cullFace clear enableVertexAttribArray disableVertexAttribArray lineWidth clearStencil depthMask stencilMask stencilMaskSeparate checkFramebufferStatus* generateMipmap activeTexture blendEquation polygonOffset hint sampleCoverage'],
+ [2, 'pixelStorei blendFunc blendEquationSeparate depthRange depthRange[f]'],
+ [3, 'texParameteri texParameterf drawArrays vertexAttrib2f stencilFunc stencilOp'],
+ [4, 'viewport clearColor scissor vertexAttrib3f colorMask drawElements renderbufferStorage blendFuncSeparate blendColor'],
[5, 'vertexAttrib4f'],
[6, 'vertexAttribPointer'],
[8, 'copyTexImage2D copyTexSubImage2D']].forEach(function(data) {
@@ -1039,15 +1168,20 @@ var LibraryGL = {
var args = range(num).map(function(i) { return 'x' + i }).join(', ');
var plainStub = '(function(' + args + ') { ' + (num > 0 ? 'Module.ctx.NAME(' + args + ')' : '') + ' })';
var returnStub = '(function(' + args + ') { ' + (num > 0 ? 'return Module.ctx.NAME(' + args + ')' : '') + ' })';
- names.split(' ').forEach(function(name_) {
+ names.split(' ').forEach(function(name) {
var stub = plainStub;
- if (name_[name_.length-1] == '*') {
- name_ = name_.substr(0, name_.length-1);
+ if (name[name.length-1] == '*') {
+ name = name.substr(0, name.length-1);
stub = returnStub;
}
- var cName = 'gl' + name_[0].toUpperCase() + name_.substr(1);
+ var cName = name;
+ if (name.indexOf('[') >= 0) {
+ cName = name.replace('[', '').replace(']', '');
+ name = cName.substr(0, cName.length-1);
+ }
+ var cName = 'gl' + cName[0].toUpperCase() + cName.substr(1);
assert(!(cName in LibraryGL), "Cannot reimplement the existing function " + cName);
- LibraryGL[cName] = eval(stub.replace('NAME', name_));
+ LibraryGL[cName] = eval(stub.replace('NAME', name));
});
});
diff --git a/src/library_sdl.js b/src/library_sdl.js
index b607bdb3..11431e4e 100644
--- a/src/library_sdl.js
+++ b/src/library_sdl.js
@@ -702,6 +702,7 @@ mergeInto(LibraryManager.library, {
surfData.ctx.drawImage(raw, 0, 0, raw.width, raw.height, 0, 0, raw.width, raw.height);
return surf;
},
+ SDL_LoadBMP: 'IMG_Load',
// SDL_Audio