X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?a=blobdiff_plain;f=src%2Ffg_geometry.c;h=07e4159160f70c1c56799b6372aa17b2cd588508;hb=09eddda3036fb0ee72677b0e206b492aa7f0be6d;hp=4811ee5ae31a98874ae9f337b4c0cd998fcabf24;hpb=b7d12a8a4de718265b5317aee012cd209353f41c;p=freeglut

diff --git a/src/fg_geometry.c b/src/fg_geometry.c
index 4811ee5..07e4159 100644
--- a/src/fg_geometry.c
+++ b/src/fg_geometry.c
@@ -166,7 +166,8 @@ static void fghDrawGeometryWire20(GLfloat *vertices, GLfloat *normals, GLsizei n
     } else {
         fghBindBuffer(FGH_ELEMENT_ARRAY_BUFFER, ibo_elements);
         for (i=0; i<numParts; i++)
-            glDrawElements(vertexMode,numVertPerPart,GL_UNSIGNED_SHORT,(void*)(long)(i*numVertPerPart));
+            glDrawElements(vertexMode, numVertPerPart,
+                           GL_UNSIGNED_SHORT, (GLvoid*)(sizeof(vertIdxs[0])*i*numVertPerPart));
         /* Clean existing bindings before clean-up */
         /* Android showed instability otherwise */
         fghBindBuffer(FGH_ELEMENT_ARRAY_BUFFER, 0);
@@ -175,7 +176,8 @@ static void fghDrawGeometryWire20(GLfloat *vertices, GLfloat *normals, GLsizei n
     if (vertIdxs2) {
         fghBindBuffer(FGH_ELEMENT_ARRAY_BUFFER, ibo_elements2);
         for (i=0; i<numParts2; i++)
-            glDrawElements(GL_LINE_LOOP,numVertPerPart2,GL_UNSIGNED_SHORT,(void*)(long)(i*numVertPerPart2));
+            glDrawElements(GL_LINE_LOOP, numVertPerPart2,
+                           GL_UNSIGNED_SHORT, (GLvoid*)(sizeof(vertIdxs2[0])*i*numVertPerPart2));
         /* Clean existing bindings before clean-up */
         /* Android showed instability otherwise */
         fghBindBuffer(FGH_ELEMENT_ARRAY_BUFFER, 0);
@@ -321,7 +323,7 @@ static void fghDrawGeometrySolid20(GLfloat *vertices, GLfloat *normals, GLushort
         fghBindBuffer(FGH_ELEMENT_ARRAY_BUFFER, ibo_elements);
         if (numParts>1) {
             for (i=0; i<numParts; i++) {
-                glDrawElements(GL_TRIANGLE_STRIP, numVertIdxsPerPart, GL_UNSIGNED_SHORT, (void*)(long)(i*numVertIdxsPerPart));
+                glDrawElements(GL_TRIANGLE_STRIP, numVertIdxsPerPart, GL_UNSIGNED_SHORT, (GLvoid*)(sizeof(vertIdxs[0])*i*numVertIdxsPerPart));
             }
         } else {
             glDrawElements(GL_TRIANGLES, numVertIdxsPerPart, GL_UNSIGNED_SHORT, 0);