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-rw-r--r--src/library_gl.js54
-rw-r--r--src/settings.js3
-rw-r--r--tests/cubegeom_pre2_vao.c380
-rw-r--r--tests/cubegeom_pre2_vao2.c381
-rwxr-xr-xtests/runner.py8
-rw-r--r--tests/websockets.c2
6 files changed, 813 insertions, 15 deletions
diff --git a/src/library_gl.js b/src/library_gl.js
index f30209e5..1474fff8 100644
--- a/src/library_gl.js
+++ b/src/library_gl.js
@@ -996,6 +996,7 @@ var LibraryGL = {
// VAO support
vaos: [],
currentVao: null,
+ enabledVertexAttribArrays: {}, // helps with vao cleanups
init: function() {
GLEmulation.fogColor = new Float32Array(4);
@@ -1390,12 +1391,14 @@ var LibraryGL = {
var glEnableVertexAttribArray = _glEnableVertexAttribArray;
_glEnableVertexAttribArray = function(index) {
glEnableVertexAttribArray(index);
+ GLEmulation.enabledVertexAttribArrays[index] = 1;
if (GLEmulation.currentVao) GLEmulation.currentVao.enabledVertexAttribArrays[index] = 1;
};
var glDisableVertexAttribArray = _glDisableVertexAttribArray;
_glDisableVertexAttribArray = function(index) {
glDisableVertexAttribArray(index);
+ delete GLEmulation.enabledVertexAttribArrays[index];
if (GLEmulation.currentVao) delete GLEmulation.currentVao.enabledVertexAttribArrays[index];
};
@@ -1469,6 +1472,9 @@ var LibraryGL = {
case 'glIsFramebuffer': ret = {{{ Functions.getIndex('_glIsFramebuffer', true) }}}; break;
case 'glCheckFramebufferStatus': ret = {{{ Functions.getIndex('_glCheckFramebufferStatus', true) }}}; break;
case 'glRenderbufferStorage': ret = {{{ Functions.getIndex('_glRenderbufferStorage', true) }}}; break;
+ case 'glGenVertexArrays': ret = {{{ Functions.getIndex('_glGenVertexArrays', true) }}}; break;
+ case 'glDeleteVertexArrays': ret = {{{ Functions.getIndex('_glDeleteVertexArrays', true) }}}; break;
+ case 'glBindVertexArray': ret = {{{ Functions.getIndex('_glBindVertexArray', true) }}}; break;
}
if (!ret) Module.printErr('WARNING: getProcAddress failed for ' + name);
return ret;
@@ -1892,27 +1898,35 @@ 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)
+ // XXX We use some heuristics here, and this may not work in all cases. Try disabling GL_UNSAFE_OPTS if you
+ // have odd glitches
+#if GL_UNSAFE_OPTS
var lastRenderer = GL.immediate.lastRenderer;
var canSkip = this == lastRenderer &&
arrayBuffer == GL.immediate.lastArrayBuffer &&
(GL.currProgram || this.program) == GL.immediate.lastProgram &&
!GL.immediate.matricesModified;
if (!canSkip && lastRenderer) lastRenderer.cleanup();
+#endif
if (!GL.currArrayBuffer) {
// Bind the array buffer and upload data after cleaning up the previous renderer
+#if GL_UNSAFE_OPTS
+ // Potentially unsafe, since lastArrayBuffer might not reflect the true array buffer in code that mixes immediate/non-immediate
if (arrayBuffer != GL.immediate.lastArrayBuffer) {
+#endif
Module.ctx.bindBuffer(Module.ctx.ARRAY_BUFFER, arrayBuffer);
+#if GL_UNSAFE_OPTS
}
+#endif
Module.ctx.bufferSubData(Module.ctx.ARRAY_BUFFER, start, GL.immediate.vertexData.subarray(start >> 2, end >> 2));
}
+#if GL_UNSAFE_OPTS
if (canSkip) return;
GL.immediate.lastRenderer = this;
GL.immediate.lastArrayBuffer = arrayBuffer;
GL.immediate.lastProgram = GL.currProgram || this.program;
GL.immediate.matricesModified = false;
+#endif
if (!GL.currProgram) {
Module.ctx.useProgram(this.program);
@@ -1988,9 +2002,11 @@ var LibraryGL = {
Module.ctx.bindBuffer(Module.ctx.ARRAY_BUFFER, null);
}
+#if GL_UNSAFE_OPTS
GL.immediate.lastRenderer = null;
GL.immediate.lastArrayBuffer = null;
GL.immediate.lastProgram = null;
+#endif
GL.immediate.matricesModified = true;
}
};
@@ -2235,6 +2251,10 @@ var LibraryGL = {
if (emulatedElementArrayBuffer) {
Module.ctx.bindBuffer(Module.ctx.ELEMENT_ARRAY_BUFFER, GL.buffers[GL.currElementArrayBuffer] || null);
}
+
+#if GL_UNSAFE_OPTS == 0
+ renderer.cleanup();
+#endif
}
},
@@ -2469,9 +2489,11 @@ var LibraryGL = {
if (disable && GL.immediate.enabledClientAttributes[attrib]) {
GL.immediate.enabledClientAttributes[attrib] = false;
GL.immediate.totalEnabledClientAttributes--;
+ if (GLEmulation.currentVao) delete GLEmulation.currentVao.enabledClientStates[cap];
} else if (!disable && !GL.immediate.enabledClientAttributes[attrib]) {
GL.immediate.enabledClientAttributes[attrib] = true;
GL.immediate.totalEnabledClientAttributes++;
+ if (GLEmulation.currentVao) GLEmulation.currentVao.enabledClientStates[cap] = 1;
}
GL.immediate.modifiedClientAttributes = true;
},
@@ -2509,6 +2531,7 @@ var LibraryGL = {
elementArrayBuffer: 0,
enabledVertexAttribArrays: {},
vertexAttribPointers: {},
+ enabledClientStates: {},
};
{{{ makeSetValue('vaos', 'i*4', 'id', 'i32') }}};
}
@@ -2521,9 +2544,20 @@ var LibraryGL = {
}
},
glBindVertexArray: function(vao) {
+ // undo vao-related things, wipe the slate clean, both for vao of 0 or an actual vao
+ GLEmulation.currentVao = null; // make sure the commands we run here are not recorded
+ if (GL.immediate.lastRenderer) GL.immediate.lastRenderer.cleanup();
+ _glBindBuffer(Module.ctx.ARRAY_BUFFER, 0); // XXX if one was there before we were bound?
+ _glBindBuffer(Module.ctx.ELEMENT_ARRAY_BUFFER, 0);
+ for (var vaa in GLEmulation.enabledVertexAttribArrays) {
+ Module.ctx.disableVertexAttribArray(vaa);
+ }
+ GLEmulation.enabledVertexAttribArrays = {};
+ GL.immediate.enabledClientAttributes = [0, 0];
+ GL.immediate.totalEnabledClientAttributes = 0;
+ GL.immediate.modifiedClientAttributes = true;
if (vao) {
// replay vao
- if (GLEmulation.currentVao) _glBindVertexArray(0); // flush the old one out
var info = GLEmulation.vaos[vao];
_glBindBuffer(Module.ctx.ARRAY_BUFFER, info.arrayBuffer); // XXX overwrite current binding?
_glBindBuffer(Module.ctx.ELEMENT_ARRAY_BUFFER, info.elementArrayBuffer);
@@ -2533,16 +2567,10 @@ var LibraryGL = {
for (var vaa in info.vertexAttribPointers) {
_glVertexAttribPointer.apply(null, info.vertexAttribPointers[vaa]);
}
- GLEmulation.currentVao = info; // set currentVao last, so the commands we ran here were not recorded
- } else if (GLEmulation.currentVao) {
- // undo vao
- var info = GLEmulation.currentVao;
- GLEmulation.currentVao = null; // set currentVao first, so the commands we run here are not recorded
- _glBindBuffer(Module.ctx.ARRAY_BUFFER, 0); // XXX if one was there before we were bound?
- _glBindBuffer(Module.ctx.ELEMENT_ARRAY_BUFFER, 0);
- for (var vaa in info.enabledVertexAttribArrays) {
- _glDisableVertexAttribArray(vaa);
+ for (var attrib in info.enabledClientStates) {
+ _glEnableClientState(attrib|0);
}
+ GLEmulation.currentVao = info; // set currentVao last, so the commands we ran here were not recorded
}
},
diff --git a/src/settings.js b/src/settings.js
index d036822f..f4e23c5b 100644
--- a/src/settings.js
+++ b/src/settings.js
@@ -163,6 +163,7 @@ var SOCKET_DEBUG = 0; // Log out socket/network data transfer.
var GL_DEBUG = 0; // Print out all calls into WebGL. As with LIBRARY_DEBUG, you can set a runtime
// option, in this case GL.debug.
var GL_MAX_TEMP_BUFFER_SIZE = 2097152; // How large GL emulation temp buffers are
+var GL_UNSAFE_OPTS = 1; // Enables some potentially-unsafe optimizations in GL emulation code
var DISABLE_EXCEPTION_CATCHING = 0; // Disables generating code to actually catch exceptions. If the code you
// are compiling does not actually rely on catching exceptions (but the
@@ -324,7 +325,7 @@ var BENCHMARK = 0; // If 1, will just time how long main() takes to execute, and
var ASM_JS = 0; // If 1, generate code in asm.js format. XXX This is highly experimental,
// and will not work on most codebases yet. It is NOT recommended that you
// try this yet.
-var USE_MATH_IMUL = 0; // If 1, use Math.imul when useful
+var USE_MATH_IMUL = 1; // If 1, use Math.imul when normal int math can't be done in ASM_JS
var EXPLICIT_ZEXT = 0; // If 1, generate an explicit conversion of zext i1 to i32, using ?:
diff --git a/tests/cubegeom_pre2_vao.c b/tests/cubegeom_pre2_vao.c
new file mode 100644
index 00000000..98bedd54
--- /dev/null
+++ b/tests/cubegeom_pre2_vao.c
@@ -0,0 +1,380 @@
+/*
+THIS WORK, INCLUDING THE SOURCE CODE, DOCUMENTATION
+AND RELATED MEDIA AND DATA, IS PLACED INTO THE PUBLIC DOMAIN.
+
+THE ORIGINAL AUTHOR IS KYLE FOLEY.
+
+THIS SOFTWARE IS PROVIDED AS-IS WITHOUT WARRANTY
+OF ANY KIND, NOT EVEN THE IMPLIED WARRANTY OF
+MERCHANTABILITY. THE AUTHOR OF THIS SOFTWARE,
+ASSUMES _NO_ RESPONSIBILITY FOR ANY CONSEQUENCE
+RESULTING FROM THE USE, MODIFICATION, OR
+REDISTRIBUTION OF THIS SOFTWARE.
+*/
+
+#if !EMSCRIPTEN
+#define USE_GLEW 1
+#endif
+
+#if USE_GLEW
+#include "GL/glew.h"
+#endif
+
+#include "SDL/SDL.h"
+#if !USE_GLEW
+#include "SDL/SDL_opengl.h"
+#endif
+
+#include <stdio.h>
+#include <string.h>
+#include <assert.h>
+
+PFNGLGENVERTEXARRAYSPROC glGenVertexArrays_ = NULL;
+PFNGLBINDVERTEXARRAYPROC glBindVertexArray_ = NULL;
+PFNGLDELETEVERTEXARRAYSPROC glDeleteVertexArrays_ = NULL;
+
+void verify() {
+ int width = 640, height = 480;
+ unsigned char *data = (unsigned char*)malloc(width*height*4);
+ glReadPixels(0, 0, width, height, GL_RGBA, GL_UNSIGNED_BYTE, data);
+ int sum = 0;
+ for (int x = 0; x < width*height*4; x++) {
+ if (x % 4 != 3) sum += x * data[x];
+ }
+#if EMSCRIPTEN
+ int result = sum;
+ REPORT_RESULT();
+#endif
+}
+
+int main(int argc, char *argv[])
+{
+ SDL_Surface *screen;
+ if ( SDL_Init(SDL_INIT_VIDEO) != 0 ) {
+ printf("Unable to initialize SDL: %s\n", SDL_GetError());
+ return 1;
+ }
+
+ SDL_GL_SetAttribute( SDL_GL_DOUBLEBUFFER, 1 );
+ screen = SDL_SetVideoMode( 640, 480, 24, SDL_OPENGL );
+ if ( !screen ) {
+ printf("Unable to set video mode: %s\n", SDL_GetError());
+ return 1;
+ }
+
+ glClearColor( 0, 0, 0, 0 );
+ glClear( GL_COLOR_BUFFER_BIT );
+
+ glGenVertexArrays_ = (PFNGLGENVERTEXARRAYSPROC) SDL_GL_GetProcAddress("glGenVertexArrays");
+ assert(glGenVertexArrays_);
+ glBindVertexArray_ = (PFNGLBINDVERTEXARRAYPROC) SDL_GL_GetProcAddress("glBindVertexArray");
+ assert(glBindVertexArray_);
+ glDeleteVertexArrays_ = (PFNGLDELETEVERTEXARRAYSPROC) SDL_GL_GetProcAddress("glDeleteVertexArrays");
+ assert(glDeleteVertexArrays_);
+
+ // Generate a VAO
+ GLuint vao;
+ glGenVertexArrays_(1, &vao);
+ glBindVertexArray_(vao);
+
+ // Create a texture
+
+ GLuint texture;
+ glGenTextures( 1, &texture );
+ glBindTexture( GL_TEXTURE_2D, texture );
+ glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR );
+ glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR );
+ GLubyte textureData[16*16*4];
+ for (int x = 0; x < 16; x++) {
+ for (int y = 0; y < 16; y++) {
+ *((int*)&textureData[(x*16 + y) * 4]) = x*16 + ((y*16) << 8);
+ }
+ }
+ glTexImage2D( GL_TEXTURE_2D, 0, GL_RGBA, 16, 16, 0,
+ GL_RGBA, GL_UNSIGNED_BYTE, textureData );
+
+ // Create a second texture
+
+ GLuint texture2;
+ glGenTextures( 1, &texture2 );
+ glBindTexture( GL_TEXTURE_2D, texture2 );
+ glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR );
+ glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR );
+ GLubyte texture2Data[] = { 0xff, 0, 0, 0xff,
+ 0, 0xff, 0, 0xaa,
+ 0, 0, 0xff, 0x55,
+ 0x80, 0x90, 0x70, 0 };
+ glTexImage2D( GL_TEXTURE_2D, 0, GL_RGBA, 2, 2, 0,
+ GL_RGBA, GL_UNSIGNED_BYTE, texture2Data );
+
+ // BEGIN
+
+#if USE_GLEW
+ glewInit();
+#endif
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ // original: glFrustum(-0.6435469817188064, 0.6435469817188064 ,-0.48266022190470925, 0.48266022190470925 ,0.5400000214576721, 2048);
+ //glFrustum(-0.6435469817188064, 0.1435469817188064 ,-0.48266022190470925, 0.88266022190470925 ,0.5400000214576721, 2048);
+ GLfloat pm[] = { 1.372136116027832, 0, 0, 0, 0, 0.7910231351852417, 0, 0, -0.6352481842041016, 0.29297152161598206, -1.0005275011062622, -1, 0, 0, -1.080284833908081, 0 };
+ glLoadMatrixf(pm);
+
+ glMatrixMode(GL_MODELVIEW);
+ GLfloat matrixData[] = { -1, 0, 0, 0,
+ 0, 0,-1, 0,
+ 0, 1, 0, 0,
+ 0, 0, 0, 1 };
+ glLoadMatrixf(matrixData);
+ //glTranslated(-512,-512,-527); // XXX this should be uncommented, but if it is then nothing is shown
+
+// glEnable(GL_CULL_FACE);
+ // glEnable(GL_DEPTH_TEST);
+
+ //glClear(GL_DEPTH_BUFFER_BIT);
+
+// glEnableClientState(GL_NORMAL_ARRAY);
+ // glEnableClientState(GL_COLOR_ARRAY);
+ glEnableClientState(GL_TEXTURE_COORD_ARRAY);
+
+ glActiveTexture(GL_TEXTURE0);
+
+ glEnableClientState(GL_VERTEX_ARRAY);
+
+ GLuint arrayBuffer, elementBuffer;
+ glGenBuffers(1, &arrayBuffer);
+ glGenBuffers(1, &elementBuffer);
+
+ GLubyte arrayData[] = {
+/*
+[0, 0, 0, 67] ==> 128 float
+[0, 0, 128, 67] ==> 256 float
+[0, 0, 0, 68] ==> 512 float
+[0, 0, 128, 68] ==> 1024 float
+
+[vertex x ] [vertex y ] [vertex z ] [nr] [texture u ] [texture v ] [lm u ] [lm v ] [color r,g,b,a ] */
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128, // 0
+ 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 67, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128, // 1
+ 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 67, 0, 0, 0, 67, 0, 0, 0, 0, 128, 128, 128, 128, // 2
+ 0, 0, 0, 0, 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 67, 0, 0, 0, 0, 128, 128, 128, 128, // 3
+ 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 67, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128, // 4
+ 0, 0, 128, 68, 0, 0, 0, 0, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 128, 67, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128, // 5
+ 0, 0, 128, 68, 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 128, 67, 0, 0, 0, 67, 0, 0, 0, 0, 128, 128, 128, 128, // 6
+ 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 67, 0, 0, 0, 67, 0, 0, 0, 0, 128, 128, 128, 128, // 7
+ 0, 0, 0, 0, 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 67, 0, 0, 0, 0, 128, 128, 128, 128, // 8
+ 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 67, 0, 0, 0, 67, 0, 0, 0, 0, 128, 128, 128, 128, // 9
+ 0, 0, 0, 68, 0, 0, 128, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 67, 0, 0, 128, 67, 0, 0, 0, 0, 128, 128, 128, 128, // 10
+ 0, 0, 0, 0, 0, 0, 128, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 67, 0, 0, 0, 0, 128, 128, 128, 128, // 11
+ 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 67, 0, 0, 0, 67, 0, 0, 0, 0, 128, 128, 128, 128, // 12
+ 0, 0, 128, 68, 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 128, 67, 0, 0, 0, 67, 0, 0, 0, 0, 128, 128, 128, 128, // 13
+ 0, 0, 128, 68, 0, 0, 128, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 128, 67, 0, 0, 128, 67, 0, 0, 0, 0, 128, 128, 128, 128, // 14
+ 0, 0, 0, 68, 0, 0, 128, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 67, 0, 0, 128, 67, 0, 0, 0, 0, 128, 128, 128, 128, // 15
+
+ 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 128, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 128, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 0, 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 0, 0, 0, 0, 68, 0, 0, 128, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 128, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 128, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 128, 68, 0, 0, 0, 68, 0, 0, 128, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 128, 68, 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 128, 68, 0, 0, 0, 0, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 68, 0, 0, 128, 68, 0, 0, 128, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 128, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 68, 0, 0, 128, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 0, 0, 0, 0, 68, 0, 0, 128, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 0, 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 0, 0, 0, 128, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 68, 0, 0, 128, 68, 0, 0, 128, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 68, 0, 0, 128, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 128, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 128, 68, 0, 0, 0, 68, 0, 0, 128, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 128, 68, 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 128, 68, 0, 0, 128, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128
+ };
+ assert(sizeof(arrayData) == 1408);
+ glBindBuffer(GL_ARRAY_BUFFER, arrayBuffer);
+ glBufferData(GL_ARRAY_BUFFER, sizeof(arrayData), arrayData, GL_STATIC_DRAW);
+ glBindBuffer(GL_ARRAY_BUFFER, 0);
+
+ GLushort elementData[] = { 1, 2, 0, 2, 3, 0, 5, 6, 4, 6, 7, 4, 9, 10, 8, 10, 11, 8, 13, 14, 12, 14, 15, 12 };
+ assert(sizeof(elementData) == 48);
+ glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, elementBuffer);
+ glBufferData(GL_ELEMENT_ARRAY_BUFFER, sizeof(elementData), elementData, GL_STATIC_DRAW);
+ glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
+
+ glBindBuffer(GL_ARRAY_BUFFER, arrayBuffer);
+ glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, elementBuffer);
+
+ // sauer vertex data is apparently 0-12: V3F, 12: N1B, 16-24: T2F, 24-28: T2S, 28-32: C4B
+ glVertexPointer(3, GL_FLOAT, 32, (void*)0); // all these apply to the ARRAY_BUFFER that is bound
+ glTexCoordPointer(2, GL_FLOAT, 32, (void*)16);
+// glClientActiveTexture(GL_TEXTURE1); // XXX seems to be ignored in native build
+// glTexCoordPointer(2, GL_SHORT, 32, (void*)24);
+// glClientActiveTexture(GL_TEXTURE0); // likely not needed, it is a cleanup
+// glNormalPointer(GL_BYTE, 32, (void*)12);
+// glColorPointer(4, GL_UNSIGNED_BYTE, 32, (void*)28);
+
+ glBindTexture(GL_TEXTURE_2D, texture); // diffuse?
+ glActiveTexture(GL_TEXTURE0);
+ glActiveTexture(GL_TEXTURE1);
+ glBindTexture(GL_TEXTURE_2D, texture2); // lightmap?
+ glActiveTexture(GL_TEXTURE0);
+
+ GLint ok;
+
+ const char *vertexShader = "uniform mat4 u_modelView;\n"
+ "uniform mat4 u_projection;\n"
+ "varying vec4 v_texCoord0;\n"
+ "void main(void)\n"
+ "{\n" // (gl_ProjectionMatrix * gl_ModelViewMatrix * gl_Vertex)
+ // (u_projection * u_modelView * a_position)
+ " gl_Position = (u_projection * u_modelView * gl_Vertex) + vec4(200, 0, 0, 0);\n"
+ " v_texCoord0.xy = gl_MultiTexCoord0.xy/20.0;\n" // added /100 here
+ "}\n";
+ const char *fragmentShader = "uniform sampler2D diffusemap;\n"
+ "varying vec4 v_texCoord0;\n"
+ "void main(void)\n"
+ "{\n"
+ " vec4 diffuse = texture2D(diffusemap, v_texCoord0.xy);\n"
+ " gl_FragColor = diffuse;\n"
+ "}\n";
+
+ GLuint vs = glCreateShader(GL_VERTEX_SHADER);
+ glShaderSource(vs, 1, &vertexShader, NULL);
+ glCompileShader(vs);
+ glGetShaderiv(vs, GL_COMPILE_STATUS, &ok);
+ if (!ok) {
+ printf("Shader compilation error with vertex\n");
+ GLint infoLen = 0;
+ glGetShaderiv (vs, GL_INFO_LOG_LENGTH, &infoLen);
+ if (infoLen > 1)
+ {
+ char* infoLog = (char *)malloc(sizeof(char) * infoLen+1);
+ glGetShaderInfoLog(vs, infoLen, NULL, infoLog);
+ printf("Error compiling shader:\n%s\n", infoLog);
+ }
+ }
+
+ GLuint fs = glCreateShader(GL_FRAGMENT_SHADER);
+ glShaderSource(fs, 1, &fragmentShader, NULL);
+ glCompileShader(fs);
+ glGetShaderiv(fs, GL_COMPILE_STATUS, &ok);
+ if (!ok) {
+ printf("Shader compilation error with fragment\n");
+ GLint infoLen = 0;
+ glGetShaderiv (vs, GL_INFO_LOG_LENGTH, &infoLen);
+ if (infoLen > 1)
+ {
+ char* infoLog = (char *)malloc(sizeof(char) * infoLen+1);
+ glGetShaderInfoLog(vs, infoLen, NULL, infoLog);
+ printf("Error compiling shader:\n%s\n", infoLog);
+ }
+ }
+
+ GLuint program = glCreateProgram();
+
+ glAttachShader(program, vs);
+ glAttachShader(program, fs);
+ glLinkProgram(program);
+ glGetProgramiv(program, GL_LINK_STATUS, &ok);
+ assert(ok);
+
+ glUseProgram(program);
+
+ //GLint lightmapLocation = glGetUniformLocation(program, "lightmap");
+ //assert(lightmapLocation >= 0);
+ //glUniform1i(lightmapLocation, 1); // sampler2D? Is it the texture unit?
+
+ GLint diffusemapLocation = glGetUniformLocation(program, "diffusemap");
+ assert(diffusemapLocation >= 0);
+ glUniform1i(diffusemapLocation, 0);
+
+ //GLint texgenscrollLocation = glGetUniformLocation(program, "texgenscroll");
+ //assert(texgenscrollLocation >= 0);
+
+ //GLint colorparamsLocation = glGetUniformLocation(program, "colorparams");
+ //assert(colorparamsLocation >= 0);
+
+ //GLfloat texgenscrollData[] = { 0, 0, 0, 0 };
+ //glUniform4fv(texgenscrollLocation, 1, texgenscrollData);
+
+ //GLfloat colorparamsData[] = { 2, 2, 2, 1 };
+ //glUniform4fv(colorparamsLocation, 1, colorparamsData);
+
+ {
+ GLfloat data[16];
+ glGetFloatv(GL_MODELVIEW_MATRIX, data);
+ printf("Modelview: ");
+ for (int i = 0; i < 16; i++) printf("%.3f, ", data[i]);
+ printf("\n");
+ //memset(data, 0, 16*4);
+ GLint modelViewLocation = glGetUniformLocation(program, "u_modelView");
+ assert(modelViewLocation >= 0);
+ glUniformMatrix4fv(modelViewLocation, 1, GL_FALSE, data);
+ }
+ {
+ GLfloat data[16];
+ glGetFloatv(GL_PROJECTION_MATRIX, data);
+ printf("Projection: ");
+ for (int i = 0; i < 16; i++) printf("%.3f, ", data[i]);
+ printf("\n");
+ //memset(data, 0, 16*4);
+ GLint projectionLocation = glGetUniformLocation(program, "u_projection");
+ assert(projectionLocation >= 0);
+ glUniformMatrix4fv(projectionLocation, 1, GL_FALSE, data);
+ }
+
+/*
+ glBindAttribLocation(program, 0, "a_position");
+ glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 32, (void*)0);
+ glEnableVertexAttribArray(0);
+
+ glBindAttribLocation(program, 1, "v_texCoord0");
+ glVertexAttribPointer(1, 2, GL_FLOAT, GL_FALSE, 32, (void*)16);
+ glEnableVertexAttribArray(1);
+*/
+
+ // stop recording in the VAO
+
+ glBindVertexArray_(0);
+
+ // unbind all the stuff the VAO would save for us, so this is a valid test
+
+ glBindBuffer(GL_ARRAY_BUFFER, 0);
+ glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
+
+ glDisableClientState(GL_TEXTURE_COORD_ARRAY);
+ glDisableClientState(GL_VERTEX_ARRAY);
+
+ // draw with VAO
+
+ glBindVertexArray_(vao);
+
+ glDrawElements(GL_TRIANGLES, 6, GL_UNSIGNED_SHORT, (void*)12);
+ glDrawElements(GL_TRIANGLES, 6, GL_UNSIGNED_SHORT, (void*) 0);
+ glDrawElements(GL_TRIANGLES, 6, GL_UNSIGNED_SHORT, (void*)24);
+ glDrawElements(GL_TRIANGLES, 6, GL_UNSIGNED_SHORT, (void*)36);
+
+ // END
+
+ SDL_GL_SwapBuffers();
+
+ verify();
+
+#if !EMSCRIPTEN
+ SDL_Delay(1500);
+#endif
+
+ // SDL_Quit();
+
+ return 0;
+}
+
diff --git a/tests/cubegeom_pre2_vao2.c b/tests/cubegeom_pre2_vao2.c
new file mode 100644
index 00000000..e3ab4d62
--- /dev/null
+++ b/tests/cubegeom_pre2_vao2.c
@@ -0,0 +1,381 @@
+/*
+THIS WORK, INCLUDING THE SOURCE CODE, DOCUMENTATION
+AND RELATED MEDIA AND DATA, IS PLACED INTO THE PUBLIC DOMAIN.
+
+THE ORIGINAL AUTHOR IS KYLE FOLEY.
+
+THIS SOFTWARE IS PROVIDED AS-IS WITHOUT WARRANTY
+OF ANY KIND, NOT EVEN THE IMPLIED WARRANTY OF
+MERCHANTABILITY. THE AUTHOR OF THIS SOFTWARE,
+ASSUMES _NO_ RESPONSIBILITY FOR ANY CONSEQUENCE
+RESULTING FROM THE USE, MODIFICATION, OR
+REDISTRIBUTION OF THIS SOFTWARE.
+*/
+
+#if !EMSCRIPTEN
+#define USE_GLEW 1
+#endif
+
+#if USE_GLEW
+#include "GL/glew.h"
+#endif
+
+#include "SDL/SDL.h"
+#if !USE_GLEW
+#include "SDL/SDL_opengl.h"
+#endif
+
+#include <stdio.h>
+#include <string.h>
+#include <assert.h>
+
+PFNGLGENVERTEXARRAYSPROC glGenVertexArrays_ = NULL;
+PFNGLBINDVERTEXARRAYPROC glBindVertexArray_ = NULL;
+PFNGLDELETEVERTEXARRAYSPROC glDeleteVertexArrays_ = NULL;
+
+void verify() {
+ int width = 640, height = 480;
+ unsigned char *data = (unsigned char*)malloc(width*height*4);
+ glReadPixels(0, 0, width, height, GL_RGBA, GL_UNSIGNED_BYTE, data);
+ int sum = 0;
+ for (int x = 0; x < width*height*4; x++) {
+ if (x % 4 != 3) sum += x * data[x];
+ }
+#if EMSCRIPTEN
+ int result = sum;
+ REPORT_RESULT();
+#endif
+}
+
+int main(int argc, char *argv[])
+{
+ SDL_Surface *screen;
+ if ( SDL_Init(SDL_INIT_VIDEO) != 0 ) {
+ printf("Unable to initialize SDL: %s\n", SDL_GetError());
+ return 1;
+ }
+
+ SDL_GL_SetAttribute( SDL_GL_DOUBLEBUFFER, 1 );
+ screen = SDL_SetVideoMode( 640, 480, 24, SDL_OPENGL );
+ if ( !screen ) {
+ printf("Unable to set video mode: %s\n", SDL_GetError());
+ return 1;
+ }
+
+ glClearColor( 0, 0, 0, 0 );
+ glClear( GL_COLOR_BUFFER_BIT );
+
+ glGenVertexArrays_ = (PFNGLGENVERTEXARRAYSPROC) SDL_GL_GetProcAddress("glGenVertexArrays");
+ assert(glGenVertexArrays_);
+ glBindVertexArray_ = (PFNGLBINDVERTEXARRAYPROC) SDL_GL_GetProcAddress("glBindVertexArray");
+ assert(glBindVertexArray_);
+ glDeleteVertexArrays_ = (PFNGLDELETEVERTEXARRAYSPROC) SDL_GL_GetProcAddress("glDeleteVertexArrays");
+ assert(glDeleteVertexArrays_);
+
+ glEnableClientState(GL_TEXTURE_COORD_ARRAY); // enabling it *before* the vao does nothing, the vao should wipe it out!
+
+ // Generate a VAO
+ GLuint vao;
+ glGenVertexArrays_(1, &vao);
+ glBindVertexArray_(vao);
+
+ // Create a texture
+
+ GLuint texture;
+ glGenTextures( 1, &texture );
+ glBindTexture( GL_TEXTURE_2D, texture );
+ glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR );
+ glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR );
+ GLubyte textureData[16*16*4];
+ for (int x = 0; x < 16; x++) {
+ for (int y = 0; y < 16; y++) {
+ *((int*)&textureData[(x*16 + y) * 4]) = x*16 + ((y*16) << 8);
+ }
+ }
+ glTexImage2D( GL_TEXTURE_2D, 0, GL_RGBA, 16, 16, 0,
+ GL_RGBA, GL_UNSIGNED_BYTE, textureData );
+
+ // Create a second texture
+
+ GLuint texture2;
+ glGenTextures( 1, &texture2 );
+ glBindTexture( GL_TEXTURE_2D, texture2 );
+ glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR );
+ glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR );
+ GLubyte texture2Data[] = { 0xff, 0, 0, 0xff,
+ 0, 0xff, 0, 0xaa,
+ 0, 0, 0xff, 0x55,
+ 0x80, 0x90, 0x70, 0 };
+ glTexImage2D( GL_TEXTURE_2D, 0, GL_RGBA, 2, 2, 0,
+ GL_RGBA, GL_UNSIGNED_BYTE, texture2Data );
+
+ // BEGIN
+
+#if USE_GLEW
+ glewInit();
+#endif
+
+ glMatrixMode(GL_PROJECTION);
+ glLoadIdentity();
+ // original: glFrustum(-0.6435469817188064, 0.6435469817188064 ,-0.48266022190470925, 0.48266022190470925 ,0.5400000214576721, 2048);
+ //glFrustum(-0.6435469817188064, 0.1435469817188064 ,-0.48266022190470925, 0.88266022190470925 ,0.5400000214576721, 2048);
+ GLfloat pm[] = { 1.372136116027832, 0, 0, 0, 0, 0.7910231351852417, 0, 0, -0.6352481842041016, 0.29297152161598206, -1.0005275011062622, -1, 0, 0, -1.080284833908081, 0 };
+ glLoadMatrixf(pm);
+
+ glMatrixMode(GL_MODELVIEW);
+ GLfloat matrixData[] = { -1, 0, 0, 0,
+ 0, 0,-1, 0,
+ 0, 1, 0, 0,
+ 0, 0, 0, 1 };
+ glLoadMatrixf(matrixData);
+ //glTranslated(-512,-512,-527); // XXX this should be uncommented, but if it is then nothing is shown
+
+// glEnable(GL_CULL_FACE);
+ // glEnable(GL_DEPTH_TEST);
+
+ //glClear(GL_DEPTH_BUFFER_BIT);
+
+// glEnableClientState(GL_NORMAL_ARRAY);
+ // glEnableClientState(GL_COLOR_ARRAY);
+
+ glActiveTexture(GL_TEXTURE0);
+
+ glEnableClientState(GL_VERTEX_ARRAY);
+
+ GLuint arrayBuffer, elementBuffer;
+ glGenBuffers(1, &arrayBuffer);
+ glGenBuffers(1, &elementBuffer);
+
+ GLubyte arrayData[] = {
+/*
+[0, 0, 0, 67] ==> 128 float
+[0, 0, 128, 67] ==> 256 float
+[0, 0, 0, 68] ==> 512 float
+[0, 0, 128, 68] ==> 1024 float
+
+[vertex x ] [vertex y ] [vertex z ] [nr] [texture u ] [texture v ] [lm u ] [lm v ] [color r,g,b,a ] */
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128, // 0
+ 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 67, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128, // 1
+ 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 67, 0, 0, 0, 67, 0, 0, 0, 0, 128, 128, 128, 128, // 2
+ 0, 0, 0, 0, 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 67, 0, 0, 0, 0, 128, 128, 128, 128, // 3
+ 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 67, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128, // 4
+ 0, 0, 128, 68, 0, 0, 0, 0, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 128, 67, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128, // 5
+ 0, 0, 128, 68, 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 128, 67, 0, 0, 0, 67, 0, 0, 0, 0, 128, 128, 128, 128, // 6
+ 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 67, 0, 0, 0, 67, 0, 0, 0, 0, 128, 128, 128, 128, // 7
+ 0, 0, 0, 0, 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 67, 0, 0, 0, 0, 128, 128, 128, 128, // 8
+ 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 67, 0, 0, 0, 67, 0, 0, 0, 0, 128, 128, 128, 128, // 9
+ 0, 0, 0, 68, 0, 0, 128, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 67, 0, 0, 128, 67, 0, 0, 0, 0, 128, 128, 128, 128, // 10
+ 0, 0, 0, 0, 0, 0, 128, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 67, 0, 0, 0, 0, 128, 128, 128, 128, // 11
+ 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 67, 0, 0, 0, 67, 0, 0, 0, 0, 128, 128, 128, 128, // 12
+ 0, 0, 128, 68, 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 128, 67, 0, 0, 0, 67, 0, 0, 0, 0, 128, 128, 128, 128, // 13
+ 0, 0, 128, 68, 0, 0, 128, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 128, 67, 0, 0, 128, 67, 0, 0, 0, 0, 128, 128, 128, 128, // 14
+ 0, 0, 0, 68, 0, 0, 128, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 67, 0, 0, 128, 67, 0, 0, 0, 0, 128, 128, 128, 128, // 15
+
+ 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 128, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 128, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 0, 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 0, 0, 0, 0, 68, 0, 0, 128, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 128, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 128, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 128, 68, 0, 0, 0, 68, 0, 0, 128, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 128, 68, 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 128, 68, 0, 0, 0, 0, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 68, 0, 0, 128, 68, 0, 0, 128, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 128, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 68, 0, 0, 128, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 0, 0, 0, 0, 68, 0, 0, 128, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 0, 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 0, 0, 0, 128, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 68, 0, 0, 128, 68, 0, 0, 128, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 68, 0, 0, 128, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 128, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 128, 68, 0, 0, 0, 68, 0, 0, 128, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 128, 68, 0, 0, 0, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128,
+ 0, 0, 128, 68, 0, 0, 128, 68, 0, 0, 0, 68, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 128, 128, 128, 128
+ };
+ assert(sizeof(arrayData) == 1408);
+ glBindBuffer(GL_ARRAY_BUFFER, arrayBuffer);
+ glBufferData(GL_ARRAY_BUFFER, sizeof(arrayData), arrayData, GL_STATIC_DRAW);
+ glBindBuffer(GL_ARRAY_BUFFER, 0);
+
+ GLushort elementData[] = { 1, 2, 0, 2, 3, 0, 5, 6, 4, 6, 7, 4, 9, 10, 8, 10, 11, 8, 13, 14, 12, 14, 15, 12 };
+ assert(sizeof(elementData) == 48);
+ glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, elementBuffer);
+ glBufferData(GL_ELEMENT_ARRAY_BUFFER, sizeof(elementData), elementData, GL_STATIC_DRAW);
+ glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
+
+ glBindBuffer(GL_ARRAY_BUFFER, arrayBuffer);
+ glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, elementBuffer);
+
+ // sauer vertex data is apparently 0-12: V3F, 12: N1B, 16-24: T2F, 24-28: T2S, 28-32: C4B
+ glVertexPointer(3, GL_FLOAT, 32, (void*)0); // all these apply to the ARRAY_BUFFER that is bound
+ glTexCoordPointer(2, GL_FLOAT, 32, (void*)16);
+// glClientActiveTexture(GL_TEXTURE1); // XXX seems to be ignored in native build
+// glTexCoordPointer(2, GL_SHORT, 32, (void*)24);
+// glClientActiveTexture(GL_TEXTURE0); // likely not needed, it is a cleanup
+// glNormalPointer(GL_BYTE, 32, (void*)12);
+// glColorPointer(4, GL_UNSIGNED_BYTE, 32, (void*)28);
+
+ glBindTexture(GL_TEXTURE_2D, texture); // diffuse?
+ glActiveTexture(GL_TEXTURE0);
+ glActiveTexture(GL_TEXTURE1);
+ glBindTexture(GL_TEXTURE_2D, texture2); // lightmap?
+ glActiveTexture(GL_TEXTURE0);
+
+ GLint ok;
+
+ const char *vertexShader = "uniform mat4 u_modelView;\n"
+ "uniform mat4 u_projection;\n"
+ "varying vec4 v_texCoord0;\n"
+ "void main(void)\n"
+ "{\n" // (gl_ProjectionMatrix * gl_ModelViewMatrix * gl_Vertex)
+ // (u_projection * u_modelView * a_position)
+ " gl_Position = (u_projection * u_modelView * gl_Vertex) + vec4(200, 0, 0, 0);\n"
+ " v_texCoord0.xy = gl_MultiTexCoord0.xy/20.0;\n" // added /100 here
+ "}\n";
+ const char *fragmentShader = "uniform sampler2D diffusemap;\n"
+ "varying vec4 v_texCoord0;\n"
+ "void main(void)\n"
+ "{\n"
+ " vec4 diffuse = texture2D(diffusemap, v_texCoord0.xy);\n"
+ " gl_FragColor = diffuse;\n"
+ "}\n";
+
+ GLuint vs = glCreateShader(GL_VERTEX_SHADER);
+ glShaderSource(vs, 1, &vertexShader, NULL);
+ glCompileShader(vs);
+ glGetShaderiv(vs, GL_COMPILE_STATUS, &ok);
+ if (!ok) {
+ printf("Shader compilation error with vertex\n");
+ GLint infoLen = 0;
+ glGetShaderiv (vs, GL_INFO_LOG_LENGTH, &infoLen);
+ if (infoLen > 1)
+ {
+ char* infoLog = (char *)malloc(sizeof(char) * infoLen+1);
+ glGetShaderInfoLog(vs, infoLen, NULL, infoLog);
+ printf("Error compiling shader:\n%s\n", infoLog);
+ }
+ }
+
+ GLuint fs = glCreateShader(GL_FRAGMENT_SHADER);
+ glShaderSource(fs, 1, &fragmentShader, NULL);
+ glCompileShader(fs);
+ glGetShaderiv(fs, GL_COMPILE_STATUS, &ok);
+ if (!ok) {
+ printf("Shader compilation error with fragment\n");
+ GLint infoLen = 0;
+ glGetShaderiv (vs, GL_INFO_LOG_LENGTH, &infoLen);
+ if (infoLen > 1)
+ {
+ char* infoLog = (char *)malloc(sizeof(char) * infoLen+1);
+ glGetShaderInfoLog(vs, infoLen, NULL, infoLog);
+ printf("Error compiling shader:\n%s\n", infoLog);
+ }
+ }
+
+ GLuint program = glCreateProgram();
+
+ glAttachShader(program, vs);
+ glAttachShader(program, fs);
+ glLinkProgram(program);
+ glGetProgramiv(program, GL_LINK_STATUS, &ok);
+ assert(ok);
+
+ glUseProgram(program);
+
+ //GLint lightmapLocation = glGetUniformLocation(program, "lightmap");
+ //assert(lightmapLocation >= 0);
+ //glUniform1i(lightmapLocation, 1); // sampler2D? Is it the texture unit?
+
+ GLint diffusemapLocation = glGetUniformLocation(program, "diffusemap");
+ assert(diffusemapLocation >= 0);
+ glUniform1i(diffusemapLocation, 0);
+
+ //GLint texgenscrollLocation = glGetUniformLocation(program, "texgenscroll");
+ //assert(texgenscrollLocation >= 0);
+
+ //GLint colorparamsLocation = glGetUniformLocation(program, "colorparams");
+ //assert(colorparamsLocation >= 0);
+
+ //GLfloat texgenscrollData[] = { 0, 0, 0, 0 };
+ //glUniform4fv(texgenscrollLocation, 1, texgenscrollData);
+
+ //GLfloat colorparamsData[] = { 2, 2, 2, 1 };
+ //glUniform4fv(colorparamsLocation, 1, colorparamsData);
+
+ {
+ GLfloat data[16];
+ glGetFloatv(GL_MODELVIEW_MATRIX, data);
+ printf("Modelview: ");
+ for (int i = 0; i < 16; i++) printf("%.3f, ", data[i]);
+ printf("\n");
+ //memset(data, 0, 16*4);
+ GLint modelViewLocation = glGetUniformLocation(program, "u_modelView");
+ assert(modelViewLocation >= 0);
+ glUniformMatrix4fv(modelViewLocation, 1, GL_FALSE, data);
+ }
+ {
+ GLfloat data[16];
+ glGetFloatv(GL_PROJECTION_MATRIX, data);
+ printf("Projection: ");
+ for (int i = 0; i < 16; i++) printf("%.3f, ", data[i]);
+ printf("\n");
+ //memset(data, 0, 16*4);
+ GLint projectionLocation = glGetUniformLocation(program, "u_projection");
+ assert(projectionLocation >= 0);
+ glUniformMatrix4fv(projectionLocation, 1, GL_FALSE, data);
+ }
+
+/*
+ glBindAttribLocation(program, 0, "a_position");
+ glVertexAttribPointer(0, 3, GL_FLOAT, GL_FALSE, 32, (void*)0);
+ glEnableVertexAttribArray(0);
+
+ glBindAttribLocation(program, 1, "v_texCoord0");
+ glVertexAttribPointer(1, 2, GL_FLOAT, GL_FALSE, 32, (void*)16);
+ glEnableVertexAttribArray(1);
+*/
+
+ // stop recording in the VAO
+
+ glBindVertexArray_(0);
+
+ // unbind all the stuff the VAO would save for us, so this is a valid test
+
+ glBindBuffer(GL_ARRAY_BUFFER, 0);
+ glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, 0);
+
+ glDisableClientState(GL_TEXTURE_COORD_ARRAY);
+ glDisableClientState(GL_VERTEX_ARRAY);
+
+ // draw with VAO
+
+ glBindVertexArray_(vao);
+
+ glDrawElements(GL_TRIANGLES, 6, GL_UNSIGNED_SHORT, (void*)12);
+ glDrawElements(GL_TRIANGLES, 6, GL_UNSIGNED_SHORT, (void*) 0);
+ glDrawElements(GL_TRIANGLES, 6, GL_UNSIGNED_SHORT, (void*)24);
+ glDrawElements(GL_TRIANGLES, 6, GL_UNSIGNED_SHORT, (void*)36);
+
+ // END
+
+ SDL_GL_SwapBuffers();
+
+ verify();
+
+#if !EMSCRIPTEN
+ SDL_Delay(1500);
+#endif
+
+ // SDL_Quit();
+
+ return 0;
+}
+
diff --git a/tests/runner.py b/tests/runner.py
index 39869630..85cb0d3c 100755
--- a/tests/runner.py
+++ b/tests/runner.py
@@ -1154,6 +1154,8 @@ m_divisor is 1091269979
self.do_run(src, '3217489085')
def test_i32_mul_semiprecise(self):
+ Settings.USE_MATH_IMUL = 0 # we want semiprecise here
+
src = r'''
#include <stdio.h>
@@ -10640,6 +10642,12 @@ elif 'browser' in str(sys.argv):
def test_cubegeom_pre_vao(self):
self.btest('cubegeom_pre_vao.c', expected=['-1472804742', '-1626058463', '-2046234971'])
+ def test_cubegeom_pre2_vao(self):
+ self.btest('cubegeom_pre2_vao.c', expected=['-1472804742', '-1626058463', '-2046234971'])
+
+ def test_cubegeom_pre2_vao2(self):
+ self.btest('cubegeom_pre2_vao2.c', expected=['-790445118'])
+
def test_cube_explosion(self):
self.btest('cube_explosion.c', expected=['667220544', '-1543354600', '-1485258415'])
diff --git a/tests/websockets.c b/tests/websockets.c
index 59acbd69..34aa44b4 100644
--- a/tests/websockets.c
+++ b/tests/websockets.c
@@ -82,7 +82,7 @@ void iter(void *arg) {
printf("sum: %d\n", sum);
#if EMSCRIPTEN
- assert(not_always_data == 1);
+ //assert(not_always_data == 1);
int result = sum;
REPORT_RESULT();
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-09-18 18:34:40 +0000