+ struct gl_client_array *array;
+ GLbitfield typeBit;
+ GLsizei elementSize;
+ GLenum format = GL_RGBA;
+
+ if (ctx->API != API_OPENGLES && ctx->API != API_OPENGLES2) {
+ /* fixed point arrays / data is only allowed with OpenGL ES 1.x/2.0 */
+ legalTypesMask &= ~FIXED_ES_BIT;
+ }
+ if (!ctx->Extensions.ARB_ES2_compatibility) {
+ legalTypesMask &= ~FIXED_GL_BIT;
+ }
+ if (!ctx->Extensions.ARB_vertex_type_2_10_10_10_rev) {
+ legalTypesMask &= ~(UNSIGNED_INT_2_10_10_10_REV_BIT |
+ INT_2_10_10_10_REV_BIT);
+ }
+
+ typeBit = type_to_bit(ctx, type);
+ if (typeBit == 0x0 || (typeBit & legalTypesMask) == 0x0) {
+ _mesa_error(ctx, GL_INVALID_ENUM, "%s(type = %s)",
+ func, _mesa_lookup_enum_by_nr(type));
+ return;
+ }
+
+ /* Do size parameter checking.
+ * If sizeMax = BGRA_OR_4 it means that size = GL_BGRA is legal and
+ * must be handled specially.
+ */
+ if (ctx->Extensions.EXT_vertex_array_bgra &&
+ sizeMax == BGRA_OR_4 &&
+ size == GL_BGRA) {
+ GLboolean bgra_error = GL_FALSE;
+
+ if (ctx->Extensions.ARB_vertex_type_2_10_10_10_rev) {
+ if (type != GL_UNSIGNED_INT_2_10_10_10_REV &&
+ type != GL_INT_2_10_10_10_REV &&
+ type != GL_UNSIGNED_BYTE)
+ bgra_error = GL_TRUE;
+ } else if (type != GL_UNSIGNED_BYTE)
+ bgra_error = GL_TRUE;
+
+ if (bgra_error) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "%s(GL_BGRA/GLubyte)", func);
+ return;
+ }
+ format = GL_BGRA;
+ size = 4;
+ }
+ else if (size < sizeMin || size > sizeMax || size > 4) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "%s(size=%d)", func, size);
+ return;
+ }
+
+ if (ctx->Extensions.ARB_vertex_type_2_10_10_10_rev &&
+ (type == GL_UNSIGNED_INT_2_10_10_10_REV ||
+ type == GL_INT_2_10_10_10_REV) && size != 4) {
+ _mesa_error(ctx, GL_INVALID_OPERATION, "%s(size=%d)", func, size);
+ }
+
+ ASSERT(size <= 4);
+
+ if (stride < 0) {
+ _mesa_error( ctx, GL_INVALID_VALUE, "%s(stride=%d)", func, stride );
+ return;
+ }