diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/library_gl.js | 36 |
1 files changed, 24 insertions, 12 deletions
diff --git a/src/library_gl.js b/src/library_gl.js index 4de6a0d6..998982af 100644 --- a/src/library_gl.js +++ b/src/library_gl.js @@ -1286,6 +1286,7 @@ var LibraryGL = { } } else { console.log('Warning: Ignoring renderer attribute ' + which); + size = parseInt(renderer[i+1]); } vertexSize += size * 4; // XXX assuming float } @@ -1346,17 +1347,17 @@ var LibraryGL = { }, prepare: function() { - if (this.hasTexture) { - Module.ctx.vertexAttribPointer(this.texCoordLocation, textureSize, Module.ctx.FLOAT, false, - vertexSize, textureOffset); - } + if (this.modelViewLocation) Module.ctx.uniformMatrix4fv(this.modelViewLocation, false, GL.immediate.matrix['m']); + if (this.projectionLocation) Module.ctx.uniformMatrix4fv(this.projectionLocation, false, GL.immediate.matrix['p']); + Module.ctx.vertexAttribPointer(this.positionLocation, positionSize, Module.ctx.FLOAT, false, vertexSize, positionOffset); - + Module.ctx.enableVertexAttribArray(this.positionLocation); if (this.hasTexture) { + Module.ctx.vertexAttribPointer(this.texCoordLocation, textureSize, Module.ctx.FLOAT, false, + vertexSize, textureOffset); Module.ctx.enableVertexAttribArray(this.texCoordLocation); } - Module.ctx.enableVertexAttribArray(this.positionLocation); if (!useCurrProgram) { // otherwise, the user program will set the sampler2D binding and uniform itself var texture = Module.ctx.getParameter(Module.ctx.TEXTURE_BINDING_2D); @@ -1364,9 +1365,6 @@ var LibraryGL = { Module.ctx.bindTexture(Module.ctx.TEXTURE_2D, texture); Module.ctx.uniform1i(this.textureLocation, 0); } - - if (this.modelViewLocation) Module.ctx.uniformMatrix4fv(this.modelViewLocation, false, GL.immediate.matrix['m']); - if (this.projectionLocation) Module.ctx.uniformMatrix4fv(this.projectionLocation, false, GL.immediate.matrix['p']); } }; ret.init(); @@ -1415,7 +1413,7 @@ var LibraryGL = { prepareClientAttributes: function(count) { // Client attributes are to be used here, emulate that - var stride = 0, bytes = 0, attributes = [], start, renderer = ''; + var stride = 0, attributes = [], start; for (var i = 0; i < GL.immediate.NUM_ATTRIBUTES; i++) { if (GL.immediate.enabledClientAttributes[i]) attributes.push(GL.immediate.clientAttributes[i]); } @@ -1429,18 +1427,32 @@ var LibraryGL = { assert(stride == 0 || stride == attribute.stride); // must all be in the same buffer #endif stride = attribute.stride; - bytes += attribute.size * 4 * count; // XXX assuming float - renderer += attribute.name; } + + var renderer = '', bytes = 0; for (var i = 0; i < attributes.length; i++) { var attribute = attributes[i]; if (!attribute) break; attribute.offset = attribute.pointer - start; + if (attribute.offset > bytes) { // ensure we start where we should + assert((attribute.offset - bytes)%4 == 0); // assuming float + renderer += '?' + ((attribute.offset - bytes)/4); + bytes += attribute.offset - bytes; // XXX assuming float + } + renderer += attribute.name; + bytes += attribute.size * 4; // XXX assuming float #if ASSERTIONS assert(0 <= attribute.offset && attribute.offset < stride); // must all be in the same buffer #endif } + if (bytes < stride) { // ensure the size is that of the stride + assert((stride - bytes)%4 == 0); // assuming float + renderer += '?' + ((stride-bytes)/4); + bytes = stride; + } + + bytes *= count; GL.immediate.vertexData = {{{ makeHEAPView('F32', 'start', 'start + bytes') }}}; // XXX assuming float GL.immediate.vertexCounter = bytes / 4; // XXX assuming float |