diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/library_gl.js | 30 |
1 files changed, 29 insertions, 1 deletions
diff --git a/src/library_gl.js b/src/library_gl.js index 1ceee42c..f18851a2 100644 --- a/src/library_gl.js +++ b/src/library_gl.js @@ -1271,12 +1271,14 @@ var LibraryGL = { rendererComponentPointer: 0, // next place to start a glBegin/end component lastRenderer: null, // used to avoid cleaning up and re-preparing the same renderer lastArrayBuffer: null, // used in conjunction with lastRenderer + lastProgram: null, // "" // The following data structures are used for OpenGL Immediate Mode matrix routines. matrix: {}, matrixStack: {}, currentMatrix: 'm', // default is modelview tempMatrix: null, + matricesModified: false, // Clientside attributes VERTEX: 0, @@ -1549,8 +1551,14 @@ var LibraryGL = { } // If the array buffer is unchanged and the renderer as well, then we can avoid all the work here + // XXX We use some heuristics here, and this may not work in all cases. Try disabling this if you + // have odd glitches (by setting canSkip always to 0, or even cleaning up the renderer right + // after rendering) var lastRenderer = GL.immediate.lastRenderer; - var canSkip = false; // XXX TODO this == lastRenderer && arrayBuffer == GL.immediate.lastArrayBuffer; + var canSkip = this == lastRenderer && + arrayBuffer == GL.immediate.lastArrayBuffer && + (GL.currProgram || this.program) == GL.immediate.lastProgram && + !GL.immediate.matricesModified; if (!canSkip && lastRenderer) lastRenderer.cleanup(); if (!GL.currArrayBuffer) { // Bind the array buffer and upload data after cleaning up the previous renderer @@ -1562,6 +1570,8 @@ var LibraryGL = { if (canSkip) return; GL.immediate.lastRenderer = this; GL.immediate.lastArrayBuffer = arrayBuffer; + GL.immediate.lastProgram = GL.currProgram || this.program; + GL.immediate.matricesModified = false; if (!GL.currProgram) { Module.ctx.useProgram(this.program); @@ -2040,20 +2050,24 @@ var LibraryGL = { }, glPushMatrix: function() { + GL.immediate.matricesModified = true; GL.immediate.matrixStack[GL.immediate.currentMatrix].push( Array.prototype.slice.call(GL.immediate.matrix[GL.immediate.currentMatrix])); }, glPopMatrix: function() { + GL.immediate.matricesModified = true; GL.immediate.matrix[GL.immediate.currentMatrix] = GL.immediate.matrixStack[GL.immediate.currentMatrix].pop(); }, glLoadIdentity__deps: ['$GL', '$GLImmediateSetup'], glLoadIdentity: function() { + GL.immediate.matricesModified = true; GL.immediate.matrix.lib.mat4.identity(GL.immediate.matrix[GL.immediate.currentMatrix]); }, glLoadMatrixd: function(matrix) { + GL.immediate.matricesModified = true; GL.immediate.matrix.lib.mat4.set({{{ makeHEAPView('F64', 'matrix', 'matrix+16*8') }}}, GL.immediate.matrix[GL.immediate.currentMatrix]); }, @@ -2061,30 +2075,36 @@ var LibraryGL = { #if GL_DEBUG if (GL.debug) Module.printErr('glLoadMatrixf receiving: ' + Array.prototype.slice.call(HEAPF32.subarray(matrix >> 2, (matrix >> 2) + 16))); #endif + GL.immediate.matricesModified = true; GL.immediate.matrix.lib.mat4.set({{{ makeHEAPView('F32', 'matrix', 'matrix+16*4') }}}, GL.immediate.matrix[GL.immediate.currentMatrix]); }, glLoadTransposeMatrixd: function(matrix) { + GL.immediate.matricesModified = true; GL.immediate.matrix.lib.mat4.set({{{ makeHEAPView('F64', 'matrix', 'matrix+16*8') }}}, GL.immediate.matrix[GL.immediate.currentMatrix]); GL.immediate.matrix.lib.mat4.transpose(GL.immediate.matrix[GL.immediate.currentMatrix]); }, glLoadTransposeMatrixf: function(matrix) { + GL.immediate.matricesModified = true; GL.immediate.matrix.lib.mat4.set({{{ makeHEAPView('F32', 'matrix', 'matrix+16*4') }}}, GL.immediate.matrix[GL.immediate.currentMatrix]); GL.immediate.matrix.lib.mat4.transpose(GL.immediate.matrix[GL.immediate.currentMatrix]); }, glMultMatrixd: function(matrix) { + GL.immediate.matricesModified = true; GL.immediate.matrix.lib.mat4.multiply(GL.immediate.matrix[GL.immediate.currentMatrix], {{{ makeHEAPView('F64', 'matrix', 'matrix+16*8') }}}); }, glMultMatrixf: function(matrix) { + GL.immediate.matricesModified = true; GL.immediate.matrix.lib.mat4.multiply(GL.immediate.matrix[GL.immediate.currentMatrix], {{{ makeHEAPView('F32', 'matrix', 'matrix+16*4') }}}); }, glMultTransposeMatrixd: function(matrix) { + GL.immediate.matricesModified = true; var colMajor = GL.immediate.matrix.lib.mat4.create(); GL.immediate.matrix.lib.mat4.set({{{ makeHEAPView('F64', 'matrix', 'matrix+16*8') }}}, colMajor); GL.immediate.matrix.lib.mat4.transpose(colMajor); @@ -2092,6 +2112,7 @@ var LibraryGL = { }, glMultTransposeMatrixf: function(matrix) { + GL.immediate.matricesModified = true; var colMajor = GL.immediate.matrix.lib.mat4.create(); GL.immediate.matrix.lib.mat4.set({{{ makeHEAPView('F32', 'matrix', 'matrix+16*4') }}}, colMajor); GL.immediate.matrix.lib.mat4.transpose(colMajor); @@ -2099,27 +2120,32 @@ var LibraryGL = { }, glFrustum: function(left, right, bottom, top_, nearVal, farVal) { + GL.immediate.matricesModified = true; GL.immediate.matrix.lib.mat4.multiply(GL.immediate.matrix[GL.immediate.currentMatrix], GL.immediate.matrix.lib.mat4.frustum(left, right, bottom, top_, nearVal, farVal)); }, glOrtho: function(left, right, bottom, top_, nearVal, farVal) { + GL.immediate.matricesModified = true; GL.immediate.matrix.lib.mat4.multiply(GL.immediate.matrix[GL.immediate.currentMatrix], GL.immediate.matrix.lib.mat4.ortho(left, right, bottom, top_, nearVal, farVal)); }, glOrthof: 'glOrtho', glScaled: function(x, y, z) { + GL.immediate.matricesModified = true; GL.immediate.matrix.lib.mat4.scale(GL.immediate.matrix[GL.immediate.currentMatrix], [x, y, z]); }, glScalef: 'glScaled', glTranslated: function(x, y, z) { + GL.immediate.matricesModified = true; GL.immediate.matrix.lib.mat4.translate(GL.immediate.matrix[GL.immediate.currentMatrix], [x, y, z]); }, glTranslatef: 'glTranslated', glRotated: function(angle, x, y, z) { + GL.immediate.matricesModified = true; GL.immediate.matrix.lib.mat4.rotate(GL.immediate.matrix[GL.immediate.currentMatrix], angle*Math.PI/180, [x, y, z]); }, glRotatef: 'glRotated', @@ -2127,11 +2153,13 @@ var LibraryGL = { // GLU gluPerspective: function(fov, aspect, near, far) { + GL.immediate.matricesModified = true; GL.immediate.matrix.lib.mat4.multiply(GL.immediate.matrix[GL.immediate.currentMatrix], GL.immediate.matrix.lib.mat4.perspective(fov, aspect, near, far, GL.immediate.currentMatrix)); }, gluLookAt: function(ex, ey, ez, cx, cy, cz, ux, uy, uz) { + GL.immediate.matricesModified = true; GL.immediate.matrix.lib.mat4.lookAt(GL.immediate.matrix[GL.immediate.currentMatrix], [ex, ey, ez], [cx, cy, cz], [ux, uy, uz]); }, |